Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 1 | /* Quicktime muxer plugin for GStreamer |
Thiago Santos | b692f9f | 2009-12-12 16:07:15 -0300 | [diff] [blame] | 2 | * Copyright (C) 2008-2010 Thiago Santos <thiagoss@embedded.ufcg.edu.br> |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 3 | * Copyright (C) 2008 Mark Nauwelaerts <mnauw@users.sf.net> |
| 4 | * |
| 5 | * This library is free software; you can redistribute it and/or |
| 6 | * modify it under the terms of the GNU Library General Public |
| 7 | * License as published by the Free Software Foundation; either |
| 8 | * version 2 of the License, or (at your option) any later version. |
| 9 | * |
| 10 | * This library is distributed in the hope that it will be useful, |
| 11 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 12 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| 13 | * Library General Public License for more details. |
| 14 | * |
| 15 | * You should have received a copy of the GNU Library General Public |
| 16 | * License along with this library; if not, write to the |
Tim-Philipp Müller | 230cf41 | 2012-11-04 00:07:18 +0000 | [diff] [blame] | 17 | * Free Software Foundation, Inc., 51 Franklin St, Fifth Floor, |
| 18 | * Boston, MA 02110-1301, USA. |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 19 | */ |
Mark Nauwelaerts | 9b0cbfe | 2008-12-19 18:33:47 +0000 | [diff] [blame] | 20 | /* |
| 21 | * Unless otherwise indicated, Source Code is licensed under MIT license. |
| 22 | * See further explanation attached in License Statement (distributed in the file |
| 23 | * LICENSE). |
| 24 | * |
| 25 | * Permission is hereby granted, free of charge, to any person obtaining a copy of |
| 26 | * this software and associated documentation files (the "Software"), to deal in |
| 27 | * the Software without restriction, including without limitation the rights to |
| 28 | * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies |
| 29 | * of the Software, and to permit persons to whom the Software is furnished to do |
| 30 | * so, subject to the following conditions: |
| 31 | * |
| 32 | * The above copyright notice and this permission notice shall be included in all |
| 33 | * copies or substantial portions of the Software. |
| 34 | * |
| 35 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
| 36 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
| 37 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE |
| 38 | * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
| 39 | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, |
| 40 | * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE |
| 41 | * SOFTWARE. |
| 42 | */ |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 43 | |
| 44 | #include "atoms.h" |
| 45 | #include <string.h> |
| 46 | #include <glib.h> |
| 47 | |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 48 | #include <gst/gst.h> |
Thiago Santos | c5f6e74 | 2009-12-10 22:20:45 -0300 | [diff] [blame] | 49 | #include <gst/base/gstbytewriter.h> |
Thiago Santos | a740adc | 2010-02-22 16:45:34 -0300 | [diff] [blame] | 50 | #include <gst/tag/tag.h> |
Reynaldo H. Verdejo Pinochet | e655d47 | 2014-09-11 13:48:44 -0300 | [diff] [blame] | 51 | #include <gst/video/video.h> |
Mark Nauwelaerts | 150f9ad | 2010-01-26 17:54:28 +0100 | [diff] [blame] | 52 | |
Stefan Sauer | 12930c2 | 2015-07-07 16:59:20 +0200 | [diff] [blame] | 53 | /* |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 54 | * Creates a new AtomsContext for the given flavor. |
| 55 | */ |
| 56 | AtomsContext * |
| 57 | atoms_context_new (AtomsTreeFlavor flavor) |
| 58 | { |
| 59 | AtomsContext *context = g_new0 (AtomsContext, 1); |
| 60 | context->flavor = flavor; |
| 61 | return context; |
| 62 | } |
| 63 | |
Stefan Sauer | 12930c2 | 2015-07-07 16:59:20 +0200 | [diff] [blame] | 64 | /* |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 65 | * Frees an AtomsContext and all memory associated with it |
| 66 | */ |
| 67 | void |
| 68 | atoms_context_free (AtomsContext * context) |
| 69 | { |
| 70 | g_free (context); |
| 71 | } |
| 72 | |
| 73 | /* -- creation, initialization, clear and free functions -- */ |
| 74 | |
| 75 | #define SECS_PER_DAY (24 * 60 * 60) |
| 76 | #define LEAP_YEARS_FROM_1904_TO_1970 17 |
| 77 | |
Sebastian Dröge | 7709920 | 2017-02-27 13:55:58 +0200 | [diff] [blame] | 78 | guint64 |
| 79 | atoms_get_current_qt_time (void) |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 80 | { |
| 81 | GTimeVal timeval; |
| 82 | |
| 83 | g_get_current_time (&timeval); |
| 84 | /* FIXME this should use UTC coordinated time */ |
| 85 | return timeval.tv_sec + (((1970 - 1904) * (guint64) 365) + |
| 86 | LEAP_YEARS_FROM_1904_TO_1970) * SECS_PER_DAY; |
| 87 | } |
| 88 | |
| 89 | static void |
| 90 | common_time_info_init (TimeInfo * ti) |
| 91 | { |
Sebastian Dröge | 7709920 | 2017-02-27 13:55:58 +0200 | [diff] [blame] | 92 | ti->creation_time = ti->modification_time = atoms_get_current_qt_time (); |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 93 | ti->timescale = 0; |
| 94 | ti->duration = 0; |
| 95 | } |
| 96 | |
| 97 | static void |
| 98 | atom_header_set (Atom * header, guint32 fourcc, gint32 size, gint64 ext_size) |
| 99 | { |
| 100 | header->type = fourcc; |
| 101 | header->size = size; |
| 102 | header->extended_size = ext_size; |
| 103 | } |
| 104 | |
| 105 | static void |
| 106 | atom_clear (Atom * atom) |
| 107 | { |
| 108 | } |
| 109 | |
| 110 | static void |
| 111 | atom_full_init (AtomFull * full, guint32 fourcc, gint32 size, gint64 ext_size, |
| 112 | guint8 version, guint8 flags[3]) |
| 113 | { |
| 114 | atom_header_set (&(full->header), fourcc, size, ext_size); |
| 115 | full->version = version; |
| 116 | full->flags[0] = flags[0]; |
| 117 | full->flags[1] = flags[1]; |
| 118 | full->flags[2] = flags[2]; |
| 119 | } |
| 120 | |
| 121 | static void |
| 122 | atom_full_clear (AtomFull * full) |
| 123 | { |
| 124 | atom_clear (&full->header); |
| 125 | } |
| 126 | |
| 127 | static void |
| 128 | atom_full_free (AtomFull * full) |
| 129 | { |
| 130 | atom_full_clear (full); |
| 131 | g_free (full); |
| 132 | } |
| 133 | |
Mark Nauwelaerts | 4b64dc2 | 2010-11-15 15:17:59 +0100 | [diff] [blame] | 134 | static guint32 |
| 135 | atom_full_get_flags_as_uint (AtomFull * full) |
| 136 | { |
| 137 | return full->flags[0] << 16 | full->flags[1] << 8 | full->flags[2]; |
| 138 | } |
| 139 | |
Mark Nauwelaerts | c61dc2e | 2010-11-15 15:12:45 +0100 | [diff] [blame] | 140 | static void |
| 141 | atom_full_set_flags_as_uint (AtomFull * full, guint32 flags_as_uint) |
| 142 | { |
| 143 | full->flags[2] = flags_as_uint & 0xFF; |
| 144 | full->flags[1] = (flags_as_uint & 0xFF00) >> 8; |
| 145 | full->flags[0] = (flags_as_uint & 0xFF0000) >> 16; |
| 146 | } |
| 147 | |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 148 | static AtomInfo * |
| 149 | build_atom_info_wrapper (Atom * atom, gpointer copy_func, gpointer free_func) |
| 150 | { |
| 151 | AtomInfo *info = NULL; |
| 152 | |
| 153 | if (atom) { |
| 154 | info = g_new0 (AtomInfo, 1); |
| 155 | |
| 156 | info->atom = atom; |
| 157 | info->copy_data_func = copy_func; |
| 158 | info->free_func = free_func; |
| 159 | } |
| 160 | |
| 161 | return info; |
| 162 | } |
| 163 | |
| 164 | static GList * |
| 165 | atom_info_list_prepend_atom (GList * ai, Atom * atom, |
| 166 | AtomCopyDataFunc copy_func, AtomFreeFunc free_func) |
| 167 | { |
| 168 | if (atom) |
| 169 | return g_list_prepend (ai, |
| 170 | build_atom_info_wrapper (atom, copy_func, free_func)); |
| 171 | else |
| 172 | return ai; |
| 173 | } |
| 174 | |
| 175 | static void |
| 176 | atom_info_list_free (GList * ai) |
| 177 | { |
| 178 | while (ai) { |
| 179 | AtomInfo *info = (AtomInfo *) ai->data; |
| 180 | |
| 181 | info->free_func (info->atom); |
| 182 | g_free (info); |
| 183 | ai = g_list_delete_link (ai, ai); |
| 184 | } |
| 185 | } |
| 186 | |
| 187 | static AtomData * |
| 188 | atom_data_new (guint32 fourcc) |
| 189 | { |
| 190 | AtomData *data = g_new0 (AtomData, 1); |
| 191 | |
| 192 | atom_header_set (&data->header, fourcc, 0, 0); |
| 193 | return data; |
| 194 | } |
| 195 | |
| 196 | static void |
| 197 | atom_data_alloc_mem (AtomData * data, guint32 size) |
| 198 | { |
Thiago Santos | 1596972 | 2015-06-11 00:14:41 -0300 | [diff] [blame] | 199 | g_free (data->data); |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 200 | data->data = g_new0 (guint8, size); |
| 201 | data->datalen = size; |
| 202 | } |
| 203 | |
| 204 | static AtomData * |
Thiago Santos | 1596972 | 2015-06-11 00:14:41 -0300 | [diff] [blame] | 205 | atom_data_new_from_data (guint32 fourcc, const guint8 * mem, gsize size) |
| 206 | { |
| 207 | AtomData *data = atom_data_new (fourcc); |
| 208 | |
| 209 | atom_data_alloc_mem (data, size); |
| 210 | memcpy (data->data, mem, size); |
| 211 | return data; |
| 212 | } |
| 213 | |
| 214 | static AtomData * |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 215 | atom_data_new_from_gst_buffer (guint32 fourcc, const GstBuffer * buf) |
| 216 | { |
| 217 | AtomData *data = atom_data_new (fourcc); |
Mark Nauwelaerts | f886681 | 2011-06-29 12:46:20 +0200 | [diff] [blame] | 218 | gsize size = gst_buffer_get_size ((GstBuffer *) buf); |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 219 | |
Mark Nauwelaerts | f886681 | 2011-06-29 12:46:20 +0200 | [diff] [blame] | 220 | atom_data_alloc_mem (data, size); |
| 221 | gst_buffer_extract ((GstBuffer *) buf, 0, data->data, size); |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 222 | return data; |
| 223 | } |
| 224 | |
| 225 | static void |
| 226 | atom_data_free (AtomData * data) |
| 227 | { |
| 228 | atom_clear (&data->header); |
| 229 | g_free (data->data); |
| 230 | g_free (data); |
| 231 | } |
| 232 | |
Thiago Santos | 7065a65 | 2010-09-15 17:54:49 -0300 | [diff] [blame] | 233 | static AtomUUID * |
| 234 | atom_uuid_new (void) |
| 235 | { |
| 236 | AtomUUID *uuid = g_new0 (AtomUUID, 1); |
| 237 | |
| 238 | atom_header_set (&uuid->header, FOURCC_uuid, 0, 0); |
| 239 | return uuid; |
| 240 | } |
| 241 | |
| 242 | static void |
| 243 | atom_uuid_free (AtomUUID * data) |
| 244 | { |
| 245 | atom_clear (&data->header); |
| 246 | g_free (data->data); |
| 247 | g_free (data); |
| 248 | } |
| 249 | |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 250 | static void |
| 251 | atom_ftyp_init (AtomFTYP * ftyp, guint32 major, guint32 version, GList * brands) |
| 252 | { |
| 253 | gint index; |
| 254 | GList *it = NULL; |
| 255 | |
| 256 | atom_header_set (&ftyp->header, FOURCC_ftyp, 16, 0); |
| 257 | ftyp->major_brand = major; |
| 258 | ftyp->version = version; |
| 259 | |
| 260 | /* always include major brand as compatible brand */ |
| 261 | ftyp->compatible_brands_size = g_list_length (brands) + 1; |
| 262 | ftyp->compatible_brands = g_new (guint32, ftyp->compatible_brands_size); |
| 263 | |
| 264 | ftyp->compatible_brands[0] = major; |
| 265 | index = 1; |
| 266 | for (it = brands; it != NULL; it = g_list_next (it)) { |
| 267 | ftyp->compatible_brands[index++] = GPOINTER_TO_UINT (it->data); |
| 268 | } |
| 269 | } |
| 270 | |
| 271 | AtomFTYP * |
| 272 | atom_ftyp_new (AtomsContext * context, guint32 major, guint32 version, |
| 273 | GList * brands) |
| 274 | { |
| 275 | AtomFTYP *ftyp = g_new0 (AtomFTYP, 1); |
| 276 | |
| 277 | atom_ftyp_init (ftyp, major, version, brands); |
| 278 | return ftyp; |
| 279 | } |
| 280 | |
| 281 | void |
| 282 | atom_ftyp_free (AtomFTYP * ftyp) |
| 283 | { |
| 284 | atom_clear (&ftyp->header); |
| 285 | g_free (ftyp->compatible_brands); |
| 286 | ftyp->compatible_brands = NULL; |
| 287 | g_free (ftyp); |
| 288 | } |
| 289 | |
| 290 | static void |
| 291 | atom_esds_init (AtomESDS * esds) |
| 292 | { |
| 293 | guint8 flags[3] = { 0, 0, 0 }; |
| 294 | |
| 295 | atom_full_init (&esds->header, FOURCC_esds, 0, 0, 0, flags); |
| 296 | desc_es_init (&esds->es); |
| 297 | } |
| 298 | |
| 299 | static AtomESDS * |
Benjamin Otte | 6f27e4e | 2010-03-22 16:56:03 +0100 | [diff] [blame] | 300 | atom_esds_new (void) |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 301 | { |
| 302 | AtomESDS *esds = g_new0 (AtomESDS, 1); |
| 303 | |
| 304 | atom_esds_init (esds); |
| 305 | return esds; |
| 306 | } |
| 307 | |
| 308 | static void |
| 309 | atom_esds_free (AtomESDS * esds) |
| 310 | { |
| 311 | atom_full_clear (&esds->header); |
| 312 | desc_es_descriptor_clear (&esds->es); |
| 313 | g_free (esds); |
| 314 | } |
| 315 | |
| 316 | static AtomFRMA * |
Benjamin Otte | 6f27e4e | 2010-03-22 16:56:03 +0100 | [diff] [blame] | 317 | atom_frma_new (void) |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 318 | { |
| 319 | AtomFRMA *frma = g_new0 (AtomFRMA, 1); |
| 320 | |
| 321 | atom_header_set (&frma->header, FOURCC_frma, 0, 0); |
| 322 | return frma; |
| 323 | } |
| 324 | |
| 325 | static void |
| 326 | atom_frma_free (AtomFRMA * frma) |
| 327 | { |
| 328 | atom_clear (&frma->header); |
| 329 | g_free (frma); |
| 330 | } |
| 331 | |
| 332 | static AtomWAVE * |
Benjamin Otte | 6f27e4e | 2010-03-22 16:56:03 +0100 | [diff] [blame] | 333 | atom_wave_new (void) |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 334 | { |
| 335 | AtomWAVE *wave = g_new0 (AtomWAVE, 1); |
| 336 | |
| 337 | atom_header_set (&wave->header, FOURCC_wave, 0, 0); |
| 338 | return wave; |
| 339 | } |
| 340 | |
| 341 | static void |
| 342 | atom_wave_free (AtomWAVE * wave) |
| 343 | { |
| 344 | atom_clear (&wave->header); |
| 345 | atom_info_list_free (wave->extension_atoms); |
| 346 | g_free (wave); |
| 347 | } |
| 348 | |
| 349 | static void |
Thiago Santos | 22e4fb9 | 2009-11-05 21:35:56 -0300 | [diff] [blame] | 350 | atom_elst_init (AtomELST * elst) |
| 351 | { |
| 352 | guint8 flags[3] = { 0, 0, 0 }; |
| 353 | atom_full_init (&elst->header, FOURCC_elst, 0, 0, 0, flags); |
| 354 | elst->entries = 0; |
| 355 | } |
| 356 | |
| 357 | static void |
| 358 | atom_elst_clear (AtomELST * elst) |
| 359 | { |
| 360 | GSList *walker; |
| 361 | |
| 362 | atom_full_clear (&elst->header); |
| 363 | walker = elst->entries; |
| 364 | while (walker) { |
| 365 | g_free ((EditListEntry *) walker->data); |
| 366 | walker = g_slist_next (walker); |
| 367 | } |
| 368 | g_slist_free (elst->entries); |
| 369 | } |
| 370 | |
| 371 | static void |
| 372 | atom_edts_init (AtomEDTS * edts) |
| 373 | { |
| 374 | atom_header_set (&edts->header, FOURCC_edts, 0, 0); |
| 375 | atom_elst_init (&edts->elst); |
| 376 | } |
| 377 | |
| 378 | static void |
| 379 | atom_edts_clear (AtomEDTS * edts) |
| 380 | { |
| 381 | atom_clear (&edts->header); |
| 382 | atom_elst_clear (&edts->elst); |
| 383 | } |
| 384 | |
Benjamin Otte | 62be917 | 2010-03-21 21:39:18 +0100 | [diff] [blame] | 385 | static AtomEDTS * |
| 386 | atom_edts_new (void) |
Thiago Santos | 22e4fb9 | 2009-11-05 21:35:56 -0300 | [diff] [blame] | 387 | { |
| 388 | AtomEDTS *edts = g_new0 (AtomEDTS, 1); |
| 389 | atom_edts_init (edts); |
| 390 | return edts; |
| 391 | } |
| 392 | |
Benjamin Otte | 62be917 | 2010-03-21 21:39:18 +0100 | [diff] [blame] | 393 | static void |
Thiago Santos | 22e4fb9 | 2009-11-05 21:35:56 -0300 | [diff] [blame] | 394 | atom_edts_free (AtomEDTS * edts) |
| 395 | { |
| 396 | atom_edts_clear (edts); |
| 397 | g_free (edts); |
| 398 | } |
| 399 | |
| 400 | static void |
Vivia Nikolaidou | cdb7649 | 2016-06-24 16:32:37 +0300 | [diff] [blame] | 401 | atom_tcmi_init (AtomTCMI * tcmi) |
| 402 | { |
| 403 | guint8 flags[3] = { 0, 0, 0 }; |
| 404 | |
| 405 | atom_full_init (&tcmi->header, FOURCC_tcmi, 0, 0, 0, flags); |
| 406 | } |
| 407 | |
| 408 | static void |
| 409 | atom_tcmi_clear (AtomTCMI * tcmi) |
| 410 | { |
| 411 | atom_full_clear (&tcmi->header); |
| 412 | tcmi->text_font = 0; |
| 413 | tcmi->text_face = 0; |
| 414 | tcmi->text_size = 0; |
| 415 | tcmi->text_color[0] = 0; |
| 416 | tcmi->text_color[1] = 0; |
| 417 | tcmi->text_color[2] = 0; |
| 418 | tcmi->bg_color[0] = 0; |
| 419 | tcmi->bg_color[1] = 0; |
| 420 | tcmi->bg_color[2] = 0; |
| 421 | g_free (tcmi->font_name); |
| 422 | tcmi->font_name = NULL; |
| 423 | } |
| 424 | |
| 425 | static void |
| 426 | atom_tmcd_init (AtomTMCD * tmcd) |
| 427 | { |
| 428 | atom_header_set (&tmcd->header, FOURCC_tmcd, 0, 0); |
| 429 | atom_tcmi_init (&tmcd->tcmi); |
| 430 | } |
| 431 | |
| 432 | static void |
| 433 | atom_tmcd_clear (AtomTMCD * tmcd) |
| 434 | { |
| 435 | atom_clear (&tmcd->header); |
| 436 | atom_tcmi_clear (&tmcd->tcmi); |
| 437 | } |
| 438 | |
| 439 | static void |
| 440 | atom_gmin_init (AtomGMIN * gmin) |
| 441 | { |
| 442 | guint8 flags[3] = { 0, 0, 0 }; |
| 443 | |
| 444 | atom_full_init (&gmin->header, FOURCC_gmin, 0, 0, 0, flags); |
| 445 | } |
| 446 | |
| 447 | static void |
| 448 | atom_gmin_clear (AtomGMIN * gmin) |
| 449 | { |
| 450 | atom_full_clear (&gmin->header); |
| 451 | gmin->graphics_mode = 0; |
| 452 | gmin->opcolor[0] = 0; |
| 453 | gmin->opcolor[1] = 0; |
| 454 | gmin->opcolor[2] = 0; |
| 455 | gmin->balance = 0; |
| 456 | gmin->reserved = 0; |
| 457 | } |
| 458 | |
| 459 | static void |
| 460 | atom_gmhd_init (AtomGMHD * gmhd) |
| 461 | { |
| 462 | atom_header_set (&gmhd->header, FOURCC_gmhd, 0, 0); |
| 463 | atom_gmin_init (&gmhd->gmin); |
| 464 | atom_tmcd_init (&gmhd->tmcd); |
| 465 | } |
| 466 | |
| 467 | static void |
| 468 | atom_gmhd_clear (AtomGMHD * gmhd) |
| 469 | { |
| 470 | atom_clear (&gmhd->header); |
| 471 | atom_gmin_clear (&gmhd->gmin); |
| 472 | atom_tmcd_clear (&gmhd->tmcd); |
| 473 | } |
| 474 | |
| 475 | static AtomGMHD * |
| 476 | atom_gmhd_new (void) |
| 477 | { |
| 478 | AtomGMHD *gmhd = g_new0 (AtomGMHD, 1); |
| 479 | atom_gmhd_init (gmhd); |
| 480 | return gmhd; |
| 481 | } |
| 482 | |
| 483 | static void |
| 484 | atom_gmhd_free (AtomGMHD * gmhd) |
| 485 | { |
| 486 | atom_gmhd_clear (gmhd); |
| 487 | g_free (gmhd); |
| 488 | } |
| 489 | |
| 490 | static void |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 491 | atom_sample_entry_init (SampleTableEntry * se, guint32 type) |
| 492 | { |
| 493 | atom_header_set (&se->header, type, 0, 0); |
| 494 | |
| 495 | memset (se->reserved, 0, sizeof (guint8) * 6); |
| 496 | se->data_reference_index = 0; |
| 497 | } |
| 498 | |
| 499 | static void |
| 500 | atom_sample_entry_free (SampleTableEntry * se) |
| 501 | { |
| 502 | atom_clear (&se->header); |
| 503 | } |
| 504 | |
| 505 | static void |
| 506 | sample_entry_mp4a_init (SampleTableEntryMP4A * mp4a) |
| 507 | { |
| 508 | atom_sample_entry_init (&mp4a->se, FOURCC_mp4a); |
| 509 | |
| 510 | mp4a->version = 0; |
| 511 | mp4a->revision_level = 0; |
| 512 | mp4a->vendor = 0; |
| 513 | mp4a->channels = 2; |
| 514 | mp4a->sample_size = 16; |
| 515 | mp4a->compression_id = 0; |
| 516 | mp4a->packet_size = 0; |
| 517 | mp4a->sample_rate = 0; |
| 518 | /* following only used if version is 1 */ |
| 519 | mp4a->samples_per_packet = 0; |
| 520 | mp4a->bytes_per_packet = 0; |
| 521 | mp4a->bytes_per_frame = 0; |
| 522 | mp4a->bytes_per_sample = 0; |
| 523 | |
| 524 | mp4a->extension_atoms = NULL; |
| 525 | } |
| 526 | |
| 527 | static SampleTableEntryMP4A * |
Benjamin Otte | 6f27e4e | 2010-03-22 16:56:03 +0100 | [diff] [blame] | 528 | sample_entry_mp4a_new (void) |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 529 | { |
| 530 | SampleTableEntryMP4A *mp4a = g_new0 (SampleTableEntryMP4A, 1); |
| 531 | |
| 532 | sample_entry_mp4a_init (mp4a); |
| 533 | return mp4a; |
| 534 | } |
| 535 | |
| 536 | static void |
| 537 | sample_entry_mp4a_free (SampleTableEntryMP4A * mp4a) |
| 538 | { |
| 539 | atom_sample_entry_free (&mp4a->se); |
| 540 | atom_info_list_free (mp4a->extension_atoms); |
| 541 | g_free (mp4a); |
| 542 | } |
| 543 | |
| 544 | static void |
Vivia Nikolaidou | cdb7649 | 2016-06-24 16:32:37 +0300 | [diff] [blame] | 545 | sample_entry_tmcd_init (SampleTableEntryTMCD * tmcd) |
| 546 | { |
| 547 | atom_sample_entry_init (&tmcd->se, FOURCC_tmcd); |
| 548 | |
| 549 | tmcd->tc_flags = 0; |
| 550 | tmcd->timescale = 0; |
| 551 | tmcd->frame_duration = 0; |
| 552 | tmcd->n_frames = 0; |
| 553 | |
| 554 | tmcd->name.language_code = 0; |
| 555 | g_free (tmcd->name.name); |
| 556 | tmcd->name.name = NULL; |
| 557 | } |
| 558 | |
| 559 | static SampleTableEntryTMCD * |
| 560 | sample_entry_tmcd_new (void) |
| 561 | { |
| 562 | SampleTableEntryTMCD *tmcd = g_new0 (SampleTableEntryTMCD, 1); |
| 563 | |
| 564 | sample_entry_tmcd_init (tmcd); |
| 565 | return tmcd; |
| 566 | } |
| 567 | |
| 568 | static void |
Sebastian Dröge | 0e62a06 | 2017-03-08 15:27:32 +0200 | [diff] [blame] | 569 | sample_entry_tmcd_free (SampleTableEntryTMCD * tmcd) |
| 570 | { |
| 571 | atom_sample_entry_free (&tmcd->se); |
| 572 | g_free (tmcd->name.name); |
| 573 | g_free (tmcd); |
| 574 | } |
| 575 | |
| 576 | static void |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 577 | sample_entry_mp4v_init (SampleTableEntryMP4V * mp4v, AtomsContext * context) |
| 578 | { |
| 579 | atom_sample_entry_init (&mp4v->se, FOURCC_mp4v); |
| 580 | |
| 581 | mp4v->version = 0; |
| 582 | mp4v->revision_level = 0; |
| 583 | mp4v->vendor = 0; |
| 584 | |
| 585 | mp4v->temporal_quality = 0; |
| 586 | mp4v->spatial_quality = 0; |
| 587 | |
| 588 | /* qt and ISO base media do not contradict, and examples agree */ |
| 589 | mp4v->horizontal_resolution = 0x00480000; |
| 590 | mp4v->vertical_resolution = 0x00480000; |
| 591 | |
| 592 | mp4v->datasize = 0; |
| 593 | mp4v->frame_count = 1; |
| 594 | |
| 595 | memset (mp4v->compressor, 0, sizeof (guint8) * 32); |
| 596 | |
| 597 | mp4v->depth = 0; |
| 598 | mp4v->color_table_id = 0; |
| 599 | |
| 600 | mp4v->extension_atoms = NULL; |
| 601 | } |
| 602 | |
| 603 | static void |
| 604 | sample_entry_mp4v_free (SampleTableEntryMP4V * mp4v) |
| 605 | { |
| 606 | atom_sample_entry_free (&mp4v->se); |
| 607 | atom_info_list_free (mp4v->extension_atoms); |
| 608 | g_free (mp4v); |
| 609 | } |
| 610 | |
| 611 | static SampleTableEntryMP4V * |
| 612 | sample_entry_mp4v_new (AtomsContext * context) |
| 613 | { |
| 614 | SampleTableEntryMP4V *mp4v = g_new0 (SampleTableEntryMP4V, 1); |
| 615 | |
| 616 | sample_entry_mp4v_init (mp4v, context); |
| 617 | return mp4v; |
| 618 | } |
| 619 | |
| 620 | static void |
Thiago Santos | d644cda | 2014-02-06 12:09:01 -0300 | [diff] [blame] | 621 | sample_entry_tx3g_init (SampleTableEntryTX3G * tx3g) |
| 622 | { |
| 623 | atom_sample_entry_init (&tx3g->se, FOURCC_tx3g); |
| 624 | |
| 625 | tx3g->display_flags = 0; |
| 626 | tx3g->font_id = 1; /* must be 1 as there is a single font */ |
| 627 | tx3g->font_face = 0; |
| 628 | tx3g->foreground_color_rgba = 0xFFFFFFFF; /* white, opaque */ |
| 629 | |
| 630 | /* can't set this now */ |
| 631 | tx3g->default_text_box = 0; |
| 632 | tx3g->font_size = 0; |
| 633 | } |
| 634 | |
| 635 | static void |
| 636 | sample_entry_tx3g_free (SampleTableEntryTX3G * tx3g) |
| 637 | { |
| 638 | atom_sample_entry_free (&tx3g->se); |
| 639 | g_free (tx3g); |
| 640 | } |
| 641 | |
| 642 | static SampleTableEntryTX3G * |
| 643 | sample_entry_tx3g_new (void) |
| 644 | { |
| 645 | SampleTableEntryTX3G *tx3g = g_new0 (SampleTableEntryTX3G, 1); |
| 646 | |
| 647 | sample_entry_tx3g_init (tx3g); |
| 648 | return tx3g; |
| 649 | } |
| 650 | |
| 651 | |
| 652 | static void |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 653 | atom_stsd_init (AtomSTSD * stsd) |
| 654 | { |
| 655 | guint8 flags[3] = { 0, 0, 0 }; |
| 656 | |
| 657 | atom_full_init (&stsd->header, FOURCC_stsd, 0, 0, 0, flags); |
| 658 | stsd->entries = NULL; |
Thiago Santos | 33bf180 | 2010-01-14 08:09:03 -0300 | [diff] [blame] | 659 | stsd->n_entries = 0; |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 660 | } |
| 661 | |
| 662 | static void |
Thiago Santos | 33bf180 | 2010-01-14 08:09:03 -0300 | [diff] [blame] | 663 | atom_stsd_remove_entries (AtomSTSD * stsd) |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 664 | { |
| 665 | GList *walker; |
| 666 | |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 667 | walker = stsd->entries; |
| 668 | while (walker) { |
| 669 | GList *aux = walker; |
| 670 | SampleTableEntry *se = (SampleTableEntry *) aux->data; |
| 671 | |
| 672 | walker = g_list_next (walker); |
| 673 | stsd->entries = g_list_remove_link (stsd->entries, aux); |
| 674 | |
| 675 | switch (se->kind) { |
| 676 | case AUDIO: |
| 677 | sample_entry_mp4a_free ((SampleTableEntryMP4A *) se); |
| 678 | break; |
| 679 | case VIDEO: |
| 680 | sample_entry_mp4v_free ((SampleTableEntryMP4V *) se); |
| 681 | break; |
Thiago Santos | d644cda | 2014-02-06 12:09:01 -0300 | [diff] [blame] | 682 | case SUBTITLE: |
| 683 | sample_entry_tx3g_free ((SampleTableEntryTX3G *) se); |
| 684 | break; |
Sebastian Dröge | 0e62a06 | 2017-03-08 15:27:32 +0200 | [diff] [blame] | 685 | case TIMECODE: |
| 686 | sample_entry_tmcd_free ((SampleTableEntryTMCD *) se); |
| 687 | break; |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 688 | default: |
| 689 | /* best possible cleanup */ |
| 690 | atom_sample_entry_free (se); |
| 691 | } |
| 692 | g_list_free (aux); |
| 693 | } |
Thiago Santos | 33bf180 | 2010-01-14 08:09:03 -0300 | [diff] [blame] | 694 | stsd->n_entries = 0; |
| 695 | } |
| 696 | |
| 697 | static void |
| 698 | atom_stsd_clear (AtomSTSD * stsd) |
| 699 | { |
| 700 | atom_stsd_remove_entries (stsd); |
| 701 | atom_full_clear (&stsd->header); |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 702 | } |
| 703 | |
| 704 | static void |
| 705 | atom_ctts_init (AtomCTTS * ctts) |
| 706 | { |
| 707 | guint8 flags[3] = { 0, 0, 0 }; |
| 708 | |
| 709 | atom_full_init (&ctts->header, FOURCC_ctts, 0, 0, 0, flags); |
Mark Nauwelaerts | 150f9ad | 2010-01-26 17:54:28 +0100 | [diff] [blame] | 710 | atom_array_init (&ctts->entries, 128); |
Mark Nauwelaerts | b6945d4 | 2011-01-03 16:56:57 +0100 | [diff] [blame] | 711 | ctts->do_pts = FALSE; |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 712 | } |
| 713 | |
| 714 | static AtomCTTS * |
Benjamin Otte | 6f27e4e | 2010-03-22 16:56:03 +0100 | [diff] [blame] | 715 | atom_ctts_new (void) |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 716 | { |
| 717 | AtomCTTS *ctts = g_new0 (AtomCTTS, 1); |
| 718 | |
| 719 | atom_ctts_init (ctts); |
| 720 | return ctts; |
| 721 | } |
| 722 | |
| 723 | static void |
| 724 | atom_ctts_free (AtomCTTS * ctts) |
| 725 | { |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 726 | atom_full_clear (&ctts->header); |
Mark Nauwelaerts | 150f9ad | 2010-01-26 17:54:28 +0100 | [diff] [blame] | 727 | atom_array_clear (&ctts->entries); |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 728 | g_free (ctts); |
| 729 | } |
| 730 | |
| 731 | static void |
Sebastian Dröge | e717705 | 2018-02-02 13:51:49 +0200 | [diff] [blame] | 732 | atom_svmi_init (AtomSVMI * svmi) |
| 733 | { |
| 734 | guint8 flags[3] = { 0, 0, 0 }; |
| 735 | |
| 736 | atom_full_init (&svmi->header, FOURCC_svmi, 0, 0, 0, flags); |
| 737 | svmi->stereoscopic_composition_type = 0x00; |
| 738 | svmi->is_left_first = FALSE; |
| 739 | } |
| 740 | |
| 741 | AtomSVMI * |
| 742 | atom_svmi_new (guint8 stereoscopic_composition_type, gboolean is_left_first) |
| 743 | { |
| 744 | AtomSVMI *svmi = g_new0 (AtomSVMI, 1); |
| 745 | |
| 746 | atom_svmi_init (svmi); |
| 747 | svmi->stereoscopic_composition_type = stereoscopic_composition_type; |
| 748 | svmi->is_left_first = is_left_first; |
| 749 | return svmi; |
| 750 | } |
| 751 | |
| 752 | static void |
| 753 | atom_svmi_free (AtomSVMI * svmi) |
| 754 | { |
| 755 | g_free (svmi); |
| 756 | } |
| 757 | |
| 758 | static void |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 759 | atom_stts_init (AtomSTTS * stts) |
| 760 | { |
| 761 | guint8 flags[3] = { 0, 0, 0 }; |
| 762 | |
| 763 | atom_full_init (&stts->header, FOURCC_stts, 0, 0, 0, flags); |
Mark Nauwelaerts | 150f9ad | 2010-01-26 17:54:28 +0100 | [diff] [blame] | 764 | atom_array_init (&stts->entries, 512); |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 765 | } |
| 766 | |
| 767 | static void |
| 768 | atom_stts_clear (AtomSTTS * stts) |
| 769 | { |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 770 | atom_full_clear (&stts->header); |
Mark Nauwelaerts | 150f9ad | 2010-01-26 17:54:28 +0100 | [diff] [blame] | 771 | atom_array_clear (&stts->entries); |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 772 | } |
| 773 | |
| 774 | static void |
| 775 | atom_stsz_init (AtomSTSZ * stsz) |
| 776 | { |
| 777 | guint8 flags[3] = { 0, 0, 0 }; |
| 778 | |
| 779 | atom_full_init (&stsz->header, FOURCC_stsz, 0, 0, 0, flags); |
Mark Nauwelaerts | 150f9ad | 2010-01-26 17:54:28 +0100 | [diff] [blame] | 780 | atom_array_init (&stsz->entries, 1024); |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 781 | stsz->sample_size = 0; |
| 782 | stsz->table_size = 0; |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 783 | } |
| 784 | |
| 785 | static void |
| 786 | atom_stsz_clear (AtomSTSZ * stsz) |
| 787 | { |
| 788 | atom_full_clear (&stsz->header); |
Mark Nauwelaerts | 150f9ad | 2010-01-26 17:54:28 +0100 | [diff] [blame] | 789 | atom_array_clear (&stsz->entries); |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 790 | stsz->table_size = 0; |
| 791 | } |
| 792 | |
| 793 | static void |
| 794 | atom_stsc_init (AtomSTSC * stsc) |
| 795 | { |
| 796 | guint8 flags[3] = { 0, 0, 0 }; |
| 797 | |
| 798 | atom_full_init (&stsc->header, FOURCC_stsc, 0, 0, 0, flags); |
Mark Nauwelaerts | 150f9ad | 2010-01-26 17:54:28 +0100 | [diff] [blame] | 799 | atom_array_init (&stsc->entries, 128); |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 800 | } |
| 801 | |
| 802 | static void |
| 803 | atom_stsc_clear (AtomSTSC * stsc) |
| 804 | { |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 805 | atom_full_clear (&stsc->header); |
Mark Nauwelaerts | 150f9ad | 2010-01-26 17:54:28 +0100 | [diff] [blame] | 806 | atom_array_clear (&stsc->entries); |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 807 | } |
| 808 | |
| 809 | static void |
| 810 | atom_co64_init (AtomSTCO64 * co64) |
| 811 | { |
| 812 | guint8 flags[3] = { 0, 0, 0 }; |
| 813 | |
Mark Nauwelaerts | 60c8ed2 | 2010-12-03 15:23:00 +0100 | [diff] [blame] | 814 | atom_full_init (&co64->header, FOURCC_stco, 0, 0, 0, flags); |
Mark Nauwelaerts | 150f9ad | 2010-01-26 17:54:28 +0100 | [diff] [blame] | 815 | atom_array_init (&co64->entries, 256); |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 816 | } |
| 817 | |
| 818 | static void |
| 819 | atom_stco64_clear (AtomSTCO64 * stco64) |
| 820 | { |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 821 | atom_full_clear (&stco64->header); |
Mark Nauwelaerts | 150f9ad | 2010-01-26 17:54:28 +0100 | [diff] [blame] | 822 | atom_array_clear (&stco64->entries); |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 823 | } |
| 824 | |
| 825 | static void |
| 826 | atom_stss_init (AtomSTSS * stss) |
| 827 | { |
| 828 | guint8 flags[3] = { 0, 0, 0 }; |
| 829 | |
| 830 | atom_full_init (&stss->header, FOURCC_stss, 0, 0, 0, flags); |
Mark Nauwelaerts | 150f9ad | 2010-01-26 17:54:28 +0100 | [diff] [blame] | 831 | atom_array_init (&stss->entries, 128); |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 832 | } |
| 833 | |
| 834 | static void |
| 835 | atom_stss_clear (AtomSTSS * stss) |
| 836 | { |
| 837 | atom_full_clear (&stss->header); |
Mark Nauwelaerts | 150f9ad | 2010-01-26 17:54:28 +0100 | [diff] [blame] | 838 | atom_array_clear (&stss->entries); |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 839 | } |
| 840 | |
Thiago Santos | b692f9f | 2009-12-12 16:07:15 -0300 | [diff] [blame] | 841 | void |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 842 | atom_stbl_init (AtomSTBL * stbl) |
| 843 | { |
| 844 | atom_header_set (&stbl->header, FOURCC_stbl, 0, 0); |
| 845 | |
| 846 | atom_stts_init (&stbl->stts); |
| 847 | atom_stss_init (&stbl->stss); |
| 848 | atom_stsd_init (&stbl->stsd); |
| 849 | atom_stsz_init (&stbl->stsz); |
| 850 | atom_stsc_init (&stbl->stsc); |
| 851 | stbl->ctts = NULL; |
Sebastian Dröge | e717705 | 2018-02-02 13:51:49 +0200 | [diff] [blame] | 852 | stbl->svmi = NULL; |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 853 | |
| 854 | atom_co64_init (&stbl->stco64); |
| 855 | } |
| 856 | |
Thiago Santos | b692f9f | 2009-12-12 16:07:15 -0300 | [diff] [blame] | 857 | void |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 858 | atom_stbl_clear (AtomSTBL * stbl) |
| 859 | { |
| 860 | atom_clear (&stbl->header); |
| 861 | atom_stsd_clear (&stbl->stsd); |
| 862 | atom_stts_clear (&stbl->stts); |
| 863 | atom_stss_clear (&stbl->stss); |
| 864 | atom_stsc_clear (&stbl->stsc); |
| 865 | atom_stsz_clear (&stbl->stsz); |
| 866 | if (stbl->ctts) { |
| 867 | atom_ctts_free (stbl->ctts); |
| 868 | } |
Sebastian Dröge | e717705 | 2018-02-02 13:51:49 +0200 | [diff] [blame] | 869 | if (stbl->svmi) { |
| 870 | atom_svmi_free (stbl->svmi); |
| 871 | } |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 872 | atom_stco64_clear (&stbl->stco64); |
| 873 | } |
| 874 | |
| 875 | static void |
| 876 | atom_vmhd_init (AtomVMHD * vmhd, AtomsContext * context) |
| 877 | { |
| 878 | guint8 flags[3] = { 0, 0, 1 }; |
| 879 | |
| 880 | atom_full_init (&vmhd->header, FOURCC_vmhd, 0, 0, 0, flags); |
| 881 | vmhd->graphics_mode = 0x0; |
| 882 | memset (vmhd->opcolor, 0, sizeof (guint16) * 3); |
| 883 | |
| 884 | if (context->flavor == ATOMS_TREE_FLAVOR_MOV) { |
| 885 | vmhd->graphics_mode = 0x40; |
| 886 | vmhd->opcolor[0] = 32768; |
| 887 | vmhd->opcolor[1] = 32768; |
| 888 | vmhd->opcolor[2] = 32768; |
| 889 | } |
| 890 | } |
| 891 | |
| 892 | static AtomVMHD * |
| 893 | atom_vmhd_new (AtomsContext * context) |
| 894 | { |
| 895 | AtomVMHD *vmhd = g_new0 (AtomVMHD, 1); |
| 896 | |
| 897 | atom_vmhd_init (vmhd, context); |
| 898 | return vmhd; |
| 899 | } |
| 900 | |
| 901 | static void |
| 902 | atom_vmhd_free (AtomVMHD * vmhd) |
| 903 | { |
| 904 | atom_full_clear (&vmhd->header); |
| 905 | g_free (vmhd); |
| 906 | } |
| 907 | |
| 908 | static void |
| 909 | atom_smhd_init (AtomSMHD * smhd) |
| 910 | { |
| 911 | guint8 flags[3] = { 0, 0, 0 }; |
| 912 | |
| 913 | atom_full_init (&smhd->header, FOURCC_smhd, 0, 0, 0, flags); |
| 914 | smhd->balance = 0; |
| 915 | smhd->reserved = 0; |
| 916 | } |
| 917 | |
| 918 | static AtomSMHD * |
Benjamin Otte | 6f27e4e | 2010-03-22 16:56:03 +0100 | [diff] [blame] | 919 | atom_smhd_new (void) |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 920 | { |
| 921 | AtomSMHD *smhd = g_new0 (AtomSMHD, 1); |
| 922 | |
| 923 | atom_smhd_init (smhd); |
| 924 | return smhd; |
| 925 | } |
| 926 | |
| 927 | static void |
| 928 | atom_smhd_free (AtomSMHD * smhd) |
| 929 | { |
| 930 | atom_full_clear (&smhd->header); |
| 931 | g_free (smhd); |
| 932 | } |
| 933 | |
| 934 | static void |
| 935 | atom_hmhd_free (AtomHMHD * hmhd) |
| 936 | { |
| 937 | atom_full_clear (&hmhd->header); |
| 938 | g_free (hmhd); |
| 939 | } |
| 940 | |
| 941 | static void |
Thiago Santos | 5adedf9 | 2014-01-09 11:56:31 -0300 | [diff] [blame] | 942 | atom_hdlr_init (AtomHDLR * hdlr, AtomsContext * context) |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 943 | { |
| 944 | guint8 flags[3] = { 0, 0, 0 }; |
| 945 | |
| 946 | atom_full_init (&hdlr->header, FOURCC_hdlr, 0, 0, 0, flags); |
| 947 | |
| 948 | hdlr->component_type = 0; |
| 949 | hdlr->handler_type = 0; |
| 950 | hdlr->manufacturer = 0; |
| 951 | hdlr->flags = 0; |
| 952 | hdlr->flags_mask = 0; |
| 953 | hdlr->name = g_strdup (""); |
Thiago Santos | 5adedf9 | 2014-01-09 11:56:31 -0300 | [diff] [blame] | 954 | |
| 955 | /* Store the flavor to know how to serialize the 'name' string */ |
| 956 | hdlr->flavor = context->flavor; |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 957 | } |
| 958 | |
| 959 | static AtomHDLR * |
Thiago Santos | 5adedf9 | 2014-01-09 11:56:31 -0300 | [diff] [blame] | 960 | atom_hdlr_new (AtomsContext * context) |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 961 | { |
| 962 | AtomHDLR *hdlr = g_new0 (AtomHDLR, 1); |
| 963 | |
Thiago Santos | 5adedf9 | 2014-01-09 11:56:31 -0300 | [diff] [blame] | 964 | atom_hdlr_init (hdlr, context); |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 965 | return hdlr; |
| 966 | } |
| 967 | |
| 968 | static void |
| 969 | atom_hdlr_clear (AtomHDLR * hdlr) |
| 970 | { |
| 971 | atom_full_clear (&hdlr->header); |
| 972 | if (hdlr->name) { |
| 973 | g_free (hdlr->name); |
| 974 | hdlr->name = NULL; |
| 975 | } |
| 976 | } |
| 977 | |
| 978 | static void |
| 979 | atom_hdlr_free (AtomHDLR * hdlr) |
| 980 | { |
| 981 | atom_hdlr_clear (hdlr); |
| 982 | g_free (hdlr); |
| 983 | } |
| 984 | |
| 985 | static void |
| 986 | atom_url_init (AtomURL * url) |
| 987 | { |
| 988 | guint8 flags[3] = { 0, 0, 1 }; |
| 989 | |
| 990 | atom_full_init (&url->header, FOURCC_url_, 0, 0, 0, flags); |
| 991 | url->location = NULL; |
| 992 | } |
| 993 | |
| 994 | static void |
| 995 | atom_url_free (AtomURL * url) |
| 996 | { |
| 997 | atom_full_clear (&url->header); |
| 998 | if (url->location) { |
| 999 | g_free (url->location); |
| 1000 | url->location = NULL; |
| 1001 | } |
| 1002 | g_free (url); |
| 1003 | } |
| 1004 | |
| 1005 | static AtomURL * |
Benjamin Otte | 6f27e4e | 2010-03-22 16:56:03 +0100 | [diff] [blame] | 1006 | atom_url_new (void) |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 1007 | { |
| 1008 | AtomURL *url = g_new0 (AtomURL, 1); |
| 1009 | |
| 1010 | atom_url_init (url); |
| 1011 | return url; |
| 1012 | } |
| 1013 | |
| 1014 | static AtomFull * |
Benjamin Otte | 6f27e4e | 2010-03-22 16:56:03 +0100 | [diff] [blame] | 1015 | atom_alis_new (void) |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 1016 | { |
| 1017 | guint8 flags[3] = { 0, 0, 1 }; |
| 1018 | AtomFull *alis = g_new0 (AtomFull, 1); |
| 1019 | |
| 1020 | atom_full_init (alis, FOURCC_alis, 0, 0, 0, flags); |
| 1021 | return alis; |
| 1022 | } |
| 1023 | |
| 1024 | static void |
| 1025 | atom_dref_init (AtomDREF * dref, AtomsContext * context) |
| 1026 | { |
| 1027 | guint8 flags[3] = { 0, 0, 0 }; |
| 1028 | |
| 1029 | atom_full_init (&dref->header, FOURCC_dref, 0, 0, 0, flags); |
| 1030 | |
| 1031 | /* in either case, alis or url init arranges to set self-contained flag */ |
| 1032 | if (context->flavor == ATOMS_TREE_FLAVOR_MOV) { |
| 1033 | /* alis dref for qt */ |
| 1034 | AtomFull *alis = atom_alis_new (); |
| 1035 | dref->entries = g_list_append (dref->entries, alis); |
| 1036 | } else { |
| 1037 | /* url for iso spec, as 'alis' not specified there */ |
| 1038 | AtomURL *url = atom_url_new (); |
| 1039 | dref->entries = g_list_append (dref->entries, url); |
| 1040 | } |
| 1041 | } |
| 1042 | |
| 1043 | static void |
| 1044 | atom_dref_clear (AtomDREF * dref) |
| 1045 | { |
| 1046 | GList *walker; |
| 1047 | |
| 1048 | atom_full_clear (&dref->header); |
| 1049 | walker = dref->entries; |
| 1050 | while (walker) { |
| 1051 | GList *aux = walker; |
| 1052 | Atom *atom = (Atom *) aux->data; |
| 1053 | |
| 1054 | walker = g_list_next (walker); |
| 1055 | dref->entries = g_list_remove_link (dref->entries, aux); |
| 1056 | switch (atom->type) { |
| 1057 | case FOURCC_alis: |
| 1058 | atom_full_free ((AtomFull *) atom); |
| 1059 | break; |
| 1060 | case FOURCC_url_: |
| 1061 | atom_url_free ((AtomURL *) atom); |
| 1062 | break; |
| 1063 | default: |
| 1064 | /* we do nothing, better leak than crash */ |
| 1065 | break; |
| 1066 | } |
| 1067 | g_list_free (aux); |
| 1068 | } |
| 1069 | } |
| 1070 | |
| 1071 | static void |
| 1072 | atom_dinf_init (AtomDINF * dinf, AtomsContext * context) |
| 1073 | { |
| 1074 | atom_header_set (&dinf->header, FOURCC_dinf, 0, 0); |
| 1075 | atom_dref_init (&dinf->dref, context); |
| 1076 | } |
| 1077 | |
| 1078 | static void |
| 1079 | atom_dinf_clear (AtomDINF * dinf) |
| 1080 | { |
| 1081 | atom_clear (&dinf->header); |
| 1082 | atom_dref_clear (&dinf->dref); |
| 1083 | } |
| 1084 | |
| 1085 | static void |
| 1086 | atom_minf_init (AtomMINF * minf, AtomsContext * context) |
| 1087 | { |
| 1088 | atom_header_set (&minf->header, FOURCC_minf, 0, 0); |
| 1089 | |
| 1090 | minf->vmhd = NULL; |
| 1091 | minf->smhd = NULL; |
| 1092 | minf->hmhd = NULL; |
Vivia Nikolaidou | cdb7649 | 2016-06-24 16:32:37 +0300 | [diff] [blame] | 1093 | minf->gmhd = NULL; |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 1094 | |
| 1095 | if (context->flavor == ATOMS_TREE_FLAVOR_MOV) { |
Thiago Santos | 5adedf9 | 2014-01-09 11:56:31 -0300 | [diff] [blame] | 1096 | minf->hdlr = atom_hdlr_new (context); |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 1097 | minf->hdlr->component_type = FOURCC_dhlr; |
| 1098 | minf->hdlr->handler_type = FOURCC_alis; |
| 1099 | } else { |
| 1100 | minf->hdlr = NULL; |
| 1101 | } |
| 1102 | atom_dinf_init (&minf->dinf, context); |
| 1103 | atom_stbl_init (&minf->stbl); |
| 1104 | } |
| 1105 | |
| 1106 | static void |
| 1107 | atom_minf_clear_handlers (AtomMINF * minf) |
| 1108 | { |
| 1109 | if (minf->vmhd) { |
| 1110 | atom_vmhd_free (minf->vmhd); |
| 1111 | minf->vmhd = NULL; |
| 1112 | } |
| 1113 | if (minf->smhd) { |
| 1114 | atom_smhd_free (minf->smhd); |
| 1115 | minf->smhd = NULL; |
| 1116 | } |
| 1117 | if (minf->hmhd) { |
| 1118 | atom_hmhd_free (minf->hmhd); |
| 1119 | minf->hmhd = NULL; |
| 1120 | } |
Vivia Nikolaidou | cdb7649 | 2016-06-24 16:32:37 +0300 | [diff] [blame] | 1121 | if (minf->gmhd) { |
| 1122 | atom_gmhd_free (minf->gmhd); |
| 1123 | minf->gmhd = NULL; |
| 1124 | } |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 1125 | } |
| 1126 | |
| 1127 | static void |
| 1128 | atom_minf_clear (AtomMINF * minf) |
| 1129 | { |
| 1130 | atom_clear (&minf->header); |
| 1131 | atom_minf_clear_handlers (minf); |
| 1132 | if (minf->hdlr) { |
| 1133 | atom_hdlr_free (minf->hdlr); |
| 1134 | } |
| 1135 | atom_dinf_clear (&minf->dinf); |
| 1136 | atom_stbl_clear (&minf->stbl); |
| 1137 | } |
| 1138 | |
| 1139 | static void |
| 1140 | atom_mdhd_init (AtomMDHD * mdhd) |
| 1141 | { |
| 1142 | guint8 flags[3] = { 0, 0, 0 }; |
| 1143 | |
| 1144 | atom_full_init (&mdhd->header, FOURCC_mdhd, 0, 0, 0, flags); |
| 1145 | common_time_info_init (&mdhd->time_info); |
Mark Nauwelaerts | dbcb99a | 2017-06-27 20:14:57 +0200 | [diff] [blame] | 1146 | /* tempting as it may be to simply 0-initialize, |
| 1147 | * that will have the demuxer (correctly) come up with 'eng' as language |
| 1148 | * so explicitly specify undefined instead */ |
| 1149 | mdhd->language_code = |
| 1150 | ('u' - 0x60) * 0x400 + ('n' - 0x60) * 0x20 + ('d' - 0x60); |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 1151 | mdhd->quality = 0; |
| 1152 | } |
| 1153 | |
| 1154 | static void |
| 1155 | atom_mdhd_clear (AtomMDHD * mdhd) |
| 1156 | { |
| 1157 | atom_full_clear (&mdhd->header); |
| 1158 | } |
| 1159 | |
| 1160 | static void |
| 1161 | atom_mdia_init (AtomMDIA * mdia, AtomsContext * context) |
| 1162 | { |
| 1163 | atom_header_set (&mdia->header, FOURCC_mdia, 0, 0); |
| 1164 | |
| 1165 | atom_mdhd_init (&mdia->mdhd); |
Thiago Santos | 5adedf9 | 2014-01-09 11:56:31 -0300 | [diff] [blame] | 1166 | atom_hdlr_init (&mdia->hdlr, context); |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 1167 | atom_minf_init (&mdia->minf, context); |
| 1168 | } |
| 1169 | |
| 1170 | static void |
| 1171 | atom_mdia_clear (AtomMDIA * mdia) |
| 1172 | { |
| 1173 | atom_clear (&mdia->header); |
| 1174 | atom_mdhd_clear (&mdia->mdhd); |
| 1175 | atom_hdlr_clear (&mdia->hdlr); |
| 1176 | atom_minf_clear (&mdia->minf); |
| 1177 | } |
| 1178 | |
| 1179 | static void |
| 1180 | atom_tkhd_init (AtomTKHD * tkhd, AtomsContext * context) |
| 1181 | { |
| 1182 | /* |
| 1183 | * flags info |
| 1184 | * 1 -> track enabled |
| 1185 | * 2 -> track in movie |
| 1186 | * 4 -> track in preview |
| 1187 | */ |
| 1188 | guint8 flags[3] = { 0, 0, 7 }; |
| 1189 | |
| 1190 | atom_full_init (&tkhd->header, FOURCC_tkhd, 0, 0, 0, flags); |
| 1191 | |
Sebastian Dröge | 7709920 | 2017-02-27 13:55:58 +0200 | [diff] [blame] | 1192 | tkhd->creation_time = tkhd->modification_time = atoms_get_current_qt_time (); |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 1193 | tkhd->duration = 0; |
| 1194 | tkhd->track_ID = 0; |
| 1195 | tkhd->reserved = 0; |
| 1196 | |
| 1197 | tkhd->reserved2[0] = tkhd->reserved2[1] = 0; |
| 1198 | tkhd->layer = 0; |
| 1199 | tkhd->alternate_group = 0; |
| 1200 | tkhd->volume = 0; |
| 1201 | tkhd->reserved3 = 0; |
| 1202 | memset (tkhd->matrix, 0, sizeof (guint32) * 9); |
| 1203 | tkhd->matrix[0] = 1 << 16; |
| 1204 | tkhd->matrix[4] = 1 << 16; |
| 1205 | tkhd->matrix[8] = 16384 << 16; |
| 1206 | tkhd->width = 0; |
| 1207 | tkhd->height = 0; |
| 1208 | } |
| 1209 | |
| 1210 | static void |
| 1211 | atom_tkhd_clear (AtomTKHD * tkhd) |
| 1212 | { |
| 1213 | atom_full_clear (&tkhd->header); |
| 1214 | } |
| 1215 | |
| 1216 | static void |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 1217 | atom_ilst_init (AtomILST * ilst) |
| 1218 | { |
| 1219 | atom_header_set (&ilst->header, FOURCC_ilst, 0, 0); |
| 1220 | ilst->entries = NULL; |
| 1221 | } |
| 1222 | |
| 1223 | static AtomILST * |
Benjamin Otte | 6f27e4e | 2010-03-22 16:56:03 +0100 | [diff] [blame] | 1224 | atom_ilst_new (void) |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 1225 | { |
| 1226 | AtomILST *ilst = g_new0 (AtomILST, 1); |
| 1227 | |
| 1228 | atom_ilst_init (ilst); |
| 1229 | return ilst; |
| 1230 | } |
| 1231 | |
| 1232 | static void |
| 1233 | atom_ilst_free (AtomILST * ilst) |
| 1234 | { |
| 1235 | if (ilst->entries) |
| 1236 | atom_info_list_free (ilst->entries); |
| 1237 | atom_clear (&ilst->header); |
| 1238 | g_free (ilst); |
| 1239 | } |
| 1240 | |
| 1241 | static void |
Thiago Santos | 5adedf9 | 2014-01-09 11:56:31 -0300 | [diff] [blame] | 1242 | atom_meta_init (AtomMETA * meta, AtomsContext * context) |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 1243 | { |
| 1244 | guint8 flags[3] = { 0, 0, 0 }; |
| 1245 | |
| 1246 | atom_full_init (&meta->header, FOURCC_meta, 0, 0, 0, flags); |
Thiago Santos | 5adedf9 | 2014-01-09 11:56:31 -0300 | [diff] [blame] | 1247 | atom_hdlr_init (&meta->hdlr, context); |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 1248 | /* FIXME (ISOM says this is always 0) */ |
| 1249 | meta->hdlr.component_type = FOURCC_mhlr; |
| 1250 | meta->hdlr.handler_type = FOURCC_mdir; |
| 1251 | meta->ilst = NULL; |
| 1252 | } |
| 1253 | |
| 1254 | static AtomMETA * |
Thiago Santos | 5adedf9 | 2014-01-09 11:56:31 -0300 | [diff] [blame] | 1255 | atom_meta_new (AtomsContext * context) |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 1256 | { |
| 1257 | AtomMETA *meta = g_new0 (AtomMETA, 1); |
| 1258 | |
Thiago Santos | 5adedf9 | 2014-01-09 11:56:31 -0300 | [diff] [blame] | 1259 | atom_meta_init (meta, context); |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 1260 | return meta; |
| 1261 | } |
| 1262 | |
| 1263 | static void |
| 1264 | atom_meta_free (AtomMETA * meta) |
| 1265 | { |
| 1266 | atom_full_clear (&meta->header); |
| 1267 | atom_hdlr_clear (&meta->hdlr); |
Mark Nauwelaerts | 7c9a609 | 2009-06-10 12:42:44 +0200 | [diff] [blame] | 1268 | if (meta->ilst) |
| 1269 | atom_ilst_free (meta->ilst); |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 1270 | meta->ilst = NULL; |
| 1271 | g_free (meta); |
| 1272 | } |
| 1273 | |
| 1274 | static void |
Thiago Santos | 6321cde | 2015-01-31 13:14:44 -0300 | [diff] [blame] | 1275 | atom_udta_init_metatags (AtomUDTA * udta, AtomsContext * context) |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 1276 | { |
Thiago Santos | 6321cde | 2015-01-31 13:14:44 -0300 | [diff] [blame] | 1277 | if (context->flavor != ATOMS_TREE_FLAVOR_3GP) { |
| 1278 | if (!udta->meta) { |
| 1279 | udta->meta = atom_meta_new (context); |
| 1280 | } |
| 1281 | if (!udta->meta->ilst) { |
| 1282 | udta->meta->ilst = atom_ilst_new (); |
| 1283 | } |
| 1284 | } |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 1285 | } |
| 1286 | |
| 1287 | static void |
Thiago Santos | 6321cde | 2015-01-31 13:14:44 -0300 | [diff] [blame] | 1288 | atom_udta_init (AtomUDTA * udta, AtomsContext * context) |
| 1289 | { |
| 1290 | atom_header_set (&udta->header, FOURCC_udta, 0, 0); |
| 1291 | udta->meta = NULL; |
| 1292 | udta->context = context; |
| 1293 | |
| 1294 | atom_udta_init_metatags (udta, context); |
| 1295 | } |
| 1296 | |
| 1297 | static void |
| 1298 | atom_udta_clear (AtomUDTA * udta) |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 1299 | { |
| 1300 | atom_clear (&udta->header); |
Mark Nauwelaerts | 7c9a609 | 2009-06-10 12:42:44 +0200 | [diff] [blame] | 1301 | if (udta->meta) |
| 1302 | atom_meta_free (udta->meta); |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 1303 | udta->meta = NULL; |
Mark Nauwelaerts | 7c9a609 | 2009-06-10 12:42:44 +0200 | [diff] [blame] | 1304 | if (udta->entries) |
| 1305 | atom_info_list_free (udta->entries); |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 1306 | } |
| 1307 | |
Vivia Nikolaidou | cdb7649 | 2016-06-24 16:32:37 +0300 | [diff] [blame] | 1308 | static void |
| 1309 | atom_tref_init (AtomTREF * tref, guint32 reftype) |
| 1310 | { |
| 1311 | atom_header_set (&tref->header, FOURCC_tref, 0, 0); |
| 1312 | tref->reftype = reftype; |
| 1313 | atom_array_init (&tref->entries, 128); |
| 1314 | } |
| 1315 | |
| 1316 | static void |
| 1317 | atom_tref_clear (AtomTREF * tref) |
| 1318 | { |
| 1319 | atom_clear (&tref->header); |
| 1320 | tref->reftype = 0; |
| 1321 | atom_array_clear (&tref->entries); |
| 1322 | } |
| 1323 | |
| 1324 | AtomTREF * |
| 1325 | atom_tref_new (guint32 reftype) |
| 1326 | { |
| 1327 | AtomTREF *tref; |
| 1328 | |
| 1329 | tref = g_new0 (AtomTREF, 1); |
| 1330 | atom_tref_init (tref, reftype); |
| 1331 | |
| 1332 | return tref; |
| 1333 | } |
| 1334 | |
| 1335 | static void |
| 1336 | atom_tref_free (AtomTREF * tref) |
| 1337 | { |
| 1338 | atom_tref_clear (tref); |
| 1339 | g_free (tref); |
| 1340 | } |
| 1341 | |
Jan Schmidt | 1d058c7 | 2015-04-01 11:15:38 +1100 | [diff] [blame] | 1342 | /* Clear added tags, but keep the context/flavor the same */ |
| 1343 | void |
| 1344 | atom_udta_clear_tags (AtomUDTA * udta) |
| 1345 | { |
| 1346 | if (udta->entries) { |
| 1347 | atom_info_list_free (udta->entries); |
| 1348 | udta->entries = NULL; |
| 1349 | } |
| 1350 | if (udta->meta && udta->meta->ilst->entries) { |
| 1351 | atom_info_list_free (udta->meta->ilst->entries); |
| 1352 | udta->meta->ilst->entries = NULL; |
| 1353 | } |
| 1354 | } |
| 1355 | |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 1356 | static void |
| 1357 | atom_tag_data_init (AtomTagData * data) |
| 1358 | { |
| 1359 | guint8 flags[] = { 0, 0, 0 }; |
| 1360 | |
| 1361 | atom_full_init (&data->header, FOURCC_data, 0, 0, 0, flags); |
| 1362 | } |
| 1363 | |
| 1364 | static void |
| 1365 | atom_tag_data_clear (AtomTagData * data) |
| 1366 | { |
| 1367 | atom_full_clear (&data->header); |
| 1368 | g_free (data->data); |
| 1369 | data->datalen = 0; |
| 1370 | } |
| 1371 | |
| 1372 | /* |
| 1373 | * Fourcc is the tag fourcc |
| 1374 | * flags will be truncated to 24bits |
| 1375 | */ |
| 1376 | static AtomTag * |
| 1377 | atom_tag_new (guint32 fourcc, guint32 flags_as_uint) |
| 1378 | { |
| 1379 | AtomTag *tag = g_new0 (AtomTag, 1); |
| 1380 | |
| 1381 | tag->header.type = fourcc; |
| 1382 | atom_tag_data_init (&tag->data); |
Mark Nauwelaerts | c61dc2e | 2010-11-15 15:12:45 +0100 | [diff] [blame] | 1383 | atom_full_set_flags_as_uint (&tag->data.header, flags_as_uint); |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 1384 | return tag; |
| 1385 | } |
| 1386 | |
| 1387 | static void |
| 1388 | atom_tag_free (AtomTag * tag) |
| 1389 | { |
| 1390 | atom_clear (&tag->header); |
| 1391 | atom_tag_data_clear (&tag->data); |
| 1392 | g_free (tag); |
| 1393 | } |
| 1394 | |
| 1395 | static void |
| 1396 | atom_mvhd_init (AtomMVHD * mvhd) |
| 1397 | { |
| 1398 | guint8 flags[3] = { 0, 0, 0 }; |
| 1399 | |
| 1400 | atom_full_init (&(mvhd->header), FOURCC_mvhd, sizeof (AtomMVHD), 0, 0, flags); |
| 1401 | |
| 1402 | common_time_info_init (&mvhd->time_info); |
| 1403 | |
| 1404 | mvhd->prefered_rate = 1 << 16; |
| 1405 | mvhd->volume = 1 << 8; |
| 1406 | mvhd->reserved3 = 0; |
| 1407 | memset (mvhd->reserved4, 0, sizeof (guint32[2])); |
| 1408 | |
| 1409 | memset (mvhd->matrix, 0, sizeof (guint32[9])); |
| 1410 | mvhd->matrix[0] = 1 << 16; |
| 1411 | mvhd->matrix[4] = 1 << 16; |
| 1412 | mvhd->matrix[8] = 16384 << 16; |
| 1413 | |
| 1414 | mvhd->preview_time = 0; |
| 1415 | mvhd->preview_duration = 0; |
| 1416 | mvhd->poster_time = 0; |
| 1417 | mvhd->selection_time = 0; |
| 1418 | mvhd->selection_duration = 0; |
| 1419 | mvhd->current_time = 0; |
| 1420 | |
| 1421 | mvhd->next_track_id = 1; |
| 1422 | } |
| 1423 | |
| 1424 | static void |
| 1425 | atom_mvhd_clear (AtomMVHD * mvhd) |
| 1426 | { |
| 1427 | atom_full_clear (&mvhd->header); |
| 1428 | } |
| 1429 | |
| 1430 | static void |
Marc-André Lureau | 2618cb0 | 2009-09-28 16:11:35 +0200 | [diff] [blame] | 1431 | atom_mehd_init (AtomMEHD * mehd) |
| 1432 | { |
| 1433 | guint8 flags[3] = { 0, 0, 0 }; |
| 1434 | |
| 1435 | atom_full_init (&mehd->header, FOURCC_mehd, 0, 0, 1, flags); |
| 1436 | mehd->fragment_duration = 0; |
| 1437 | } |
| 1438 | |
| 1439 | static void |
| 1440 | atom_mvex_init (AtomMVEX * mvex) |
| 1441 | { |
| 1442 | atom_header_set (&mvex->header, FOURCC_mvex, 0, 0); |
| 1443 | atom_mehd_init (&mvex->mehd); |
| 1444 | mvex->trexs = NULL; |
| 1445 | } |
| 1446 | |
| 1447 | static void |
Thiago Santos | 6321cde | 2015-01-31 13:14:44 -0300 | [diff] [blame] | 1448 | atom_trak_init (AtomTRAK * trak, AtomsContext * context) |
| 1449 | { |
| 1450 | atom_header_set (&trak->header, FOURCC_trak, 0, 0); |
| 1451 | |
| 1452 | atom_tkhd_init (&trak->tkhd, context); |
| 1453 | trak->context = context; |
| 1454 | atom_udta_init (&trak->udta, context); |
| 1455 | trak->edts = NULL; |
| 1456 | atom_mdia_init (&trak->mdia, context); |
Vivia Nikolaidou | cdb7649 | 2016-06-24 16:32:37 +0300 | [diff] [blame] | 1457 | trak->tref = NULL; |
Thiago Santos | 6321cde | 2015-01-31 13:14:44 -0300 | [diff] [blame] | 1458 | } |
| 1459 | |
| 1460 | AtomTRAK * |
| 1461 | atom_trak_new (AtomsContext * context) |
| 1462 | { |
| 1463 | AtomTRAK *trak = g_new0 (AtomTRAK, 1); |
| 1464 | |
| 1465 | atom_trak_init (trak, context); |
| 1466 | return trak; |
| 1467 | } |
| 1468 | |
| 1469 | static void |
| 1470 | atom_trak_clear (AtomTRAK * trak) |
| 1471 | { |
| 1472 | atom_clear (&trak->header); |
| 1473 | atom_tkhd_clear (&trak->tkhd); |
| 1474 | if (trak->edts) |
| 1475 | atom_edts_free (trak->edts); |
| 1476 | atom_udta_clear (&trak->udta); |
| 1477 | atom_mdia_clear (&trak->mdia); |
Vivia Nikolaidou | cdb7649 | 2016-06-24 16:32:37 +0300 | [diff] [blame] | 1478 | if (trak->tref) |
| 1479 | atom_tref_free (trak->tref); |
Thiago Santos | 6321cde | 2015-01-31 13:14:44 -0300 | [diff] [blame] | 1480 | } |
| 1481 | |
| 1482 | static void |
| 1483 | atom_trak_free (AtomTRAK * trak) |
| 1484 | { |
| 1485 | atom_trak_clear (trak); |
| 1486 | g_free (trak); |
| 1487 | } |
| 1488 | |
| 1489 | |
| 1490 | static void |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 1491 | atom_moov_init (AtomMOOV * moov, AtomsContext * context) |
| 1492 | { |
| 1493 | atom_header_set (&(moov->header), FOURCC_moov, 0, 0); |
| 1494 | atom_mvhd_init (&(moov->mvhd)); |
Marc-André Lureau | 2618cb0 | 2009-09-28 16:11:35 +0200 | [diff] [blame] | 1495 | atom_mvex_init (&(moov->mvex)); |
Thiago Santos | 6321cde | 2015-01-31 13:14:44 -0300 | [diff] [blame] | 1496 | atom_udta_init (&moov->udta, context); |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 1497 | moov->traks = NULL; |
Mark Nauwelaerts | 7c9a609 | 2009-06-10 12:42:44 +0200 | [diff] [blame] | 1498 | moov->context = *context; |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 1499 | } |
| 1500 | |
| 1501 | AtomMOOV * |
| 1502 | atom_moov_new (AtomsContext * context) |
| 1503 | { |
| 1504 | AtomMOOV *moov = g_new0 (AtomMOOV, 1); |
| 1505 | |
| 1506 | atom_moov_init (moov, context); |
| 1507 | return moov; |
| 1508 | } |
| 1509 | |
Marc-André Lureau | 2618cb0 | 2009-09-28 16:11:35 +0200 | [diff] [blame] | 1510 | static void |
| 1511 | atom_trex_free (AtomTREX * trex) |
| 1512 | { |
| 1513 | atom_full_clear (&trex->header); |
| 1514 | g_free (trex); |
| 1515 | } |
| 1516 | |
| 1517 | static void |
| 1518 | atom_mvex_clear (AtomMVEX * mvex) |
| 1519 | { |
| 1520 | GList *walker; |
| 1521 | |
| 1522 | atom_clear (&mvex->header); |
| 1523 | walker = mvex->trexs; |
| 1524 | while (walker) { |
| 1525 | atom_trex_free ((AtomTREX *) walker->data); |
| 1526 | walker = g_list_next (walker); |
| 1527 | } |
| 1528 | g_list_free (mvex->trexs); |
| 1529 | mvex->trexs = NULL; |
| 1530 | } |
| 1531 | |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 1532 | void |
| 1533 | atom_moov_free (AtomMOOV * moov) |
| 1534 | { |
| 1535 | GList *walker; |
| 1536 | |
| 1537 | atom_clear (&moov->header); |
| 1538 | atom_mvhd_clear (&moov->mvhd); |
| 1539 | |
| 1540 | walker = moov->traks; |
| 1541 | while (walker) { |
Mark Nauwelaerts | 7c9a609 | 2009-06-10 12:42:44 +0200 | [diff] [blame] | 1542 | atom_trak_free ((AtomTRAK *) walker->data); |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 1543 | walker = g_list_next (walker); |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 1544 | } |
Mark Nauwelaerts | 7c9a609 | 2009-06-10 12:42:44 +0200 | [diff] [blame] | 1545 | g_list_free (moov->traks); |
| 1546 | moov->traks = NULL; |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 1547 | |
Thiago Santos | 6321cde | 2015-01-31 13:14:44 -0300 | [diff] [blame] | 1548 | atom_udta_clear (&moov->udta); |
Marc-André Lureau | 2618cb0 | 2009-09-28 16:11:35 +0200 | [diff] [blame] | 1549 | atom_mvex_clear (&moov->mvex); |
| 1550 | |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 1551 | g_free (moov); |
| 1552 | } |
| 1553 | |
| 1554 | /* -- end of init / free -- */ |
| 1555 | |
| 1556 | /* -- copy data functions -- */ |
| 1557 | |
| 1558 | static guint8 |
| 1559 | atom_full_get_version (AtomFull * full) |
| 1560 | { |
| 1561 | return full->version; |
| 1562 | } |
| 1563 | |
| 1564 | static guint64 |
| 1565 | common_time_info_copy_data (TimeInfo * ti, gboolean trunc_to_32, |
| 1566 | guint8 ** buffer, guint64 * size, guint64 * offset) |
| 1567 | { |
| 1568 | guint64 original_offset = *offset; |
| 1569 | |
| 1570 | if (trunc_to_32) { |
| 1571 | prop_copy_uint32 ((guint32) ti->creation_time, buffer, size, offset); |
| 1572 | prop_copy_uint32 ((guint32) ti->modification_time, buffer, size, offset); |
| 1573 | prop_copy_uint32 (ti->timescale, buffer, size, offset); |
| 1574 | prop_copy_uint32 ((guint32) ti->duration, buffer, size, offset); |
| 1575 | } else { |
| 1576 | prop_copy_uint64 (ti->creation_time, buffer, size, offset); |
| 1577 | prop_copy_uint64 (ti->modification_time, buffer, size, offset); |
| 1578 | prop_copy_uint32 (ti->timescale, buffer, size, offset); |
| 1579 | prop_copy_uint64 (ti->duration, buffer, size, offset); |
| 1580 | } |
| 1581 | return *offset - original_offset; |
| 1582 | } |
| 1583 | |
| 1584 | static void |
| 1585 | atom_write_size (guint8 ** buffer, guint64 * size, guint64 * offset, |
| 1586 | guint64 atom_pos) |
| 1587 | { |
| 1588 | /* this only works for non-extended atom size, which is OK |
| 1589 | * (though it could be made to do mem_move, etc and write extended size) */ |
| 1590 | prop_copy_uint32 (*offset - atom_pos, buffer, size, &atom_pos); |
| 1591 | } |
| 1592 | |
Sebastian Dröge | d1ce68e | 2017-01-24 17:59:59 +0200 | [diff] [blame] | 1593 | static guint64 |
| 1594 | atom_copy_empty (Atom * atom, guint8 ** buffer, guint64 * size, |
| 1595 | guint64 * offset) |
| 1596 | { |
| 1597 | guint64 original_offset = *offset; |
| 1598 | |
| 1599 | prop_copy_uint32 (0, buffer, size, offset); |
| 1600 | |
| 1601 | return *offset - original_offset; |
| 1602 | } |
| 1603 | |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 1604 | guint64 |
| 1605 | atom_copy_data (Atom * atom, guint8 ** buffer, guint64 * size, guint64 * offset) |
| 1606 | { |
| 1607 | guint64 original_offset = *offset; |
| 1608 | |
| 1609 | /* copies type and size */ |
| 1610 | prop_copy_uint32 (atom->size, buffer, size, offset); |
| 1611 | prop_copy_fourcc (atom->type, buffer, size, offset); |
| 1612 | |
| 1613 | /* extended size needed */ |
| 1614 | if (atom->size == 1) { |
| 1615 | /* really should not happen other than with mdat atom; |
| 1616 | * would be a problem for size (re)write code, not to mention memory */ |
| 1617 | g_return_val_if_fail (atom->type == FOURCC_mdat, 0); |
| 1618 | prop_copy_uint64 (atom->extended_size, buffer, size, offset); |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 1619 | } |
| 1620 | |
| 1621 | return *offset - original_offset; |
| 1622 | } |
| 1623 | |
| 1624 | static guint64 |
| 1625 | atom_full_copy_data (AtomFull * atom, guint8 ** buffer, guint64 * size, |
| 1626 | guint64 * offset) |
| 1627 | { |
| 1628 | guint64 original_offset = *offset; |
| 1629 | |
| 1630 | if (!atom_copy_data (&atom->header, buffer, size, offset)) { |
| 1631 | return 0; |
| 1632 | } |
| 1633 | |
| 1634 | prop_copy_uint8 (atom->version, buffer, size, offset); |
| 1635 | prop_copy_uint8_array (atom->flags, 3, buffer, size, offset); |
| 1636 | |
| 1637 | atom_write_size (buffer, size, offset, original_offset); |
| 1638 | return *offset - original_offset; |
| 1639 | } |
| 1640 | |
| 1641 | static guint64 |
| 1642 | atom_info_list_copy_data (GList * ai, guint8 ** buffer, guint64 * size, |
| 1643 | guint64 * offset) |
| 1644 | { |
| 1645 | guint64 original_offset = *offset; |
| 1646 | |
| 1647 | while (ai) { |
| 1648 | AtomInfo *info = (AtomInfo *) ai->data; |
| 1649 | |
| 1650 | if (!info->copy_data_func (info->atom, buffer, size, offset)) { |
| 1651 | return 0; |
| 1652 | } |
| 1653 | ai = g_list_next (ai); |
| 1654 | } |
| 1655 | |
| 1656 | return *offset - original_offset; |
| 1657 | } |
| 1658 | |
| 1659 | static guint64 |
| 1660 | atom_data_copy_data (AtomData * data, guint8 ** buffer, guint64 * size, |
| 1661 | guint64 * offset) |
| 1662 | { |
| 1663 | guint64 original_offset = *offset; |
| 1664 | |
| 1665 | if (!atom_copy_data (&data->header, buffer, size, offset)) { |
| 1666 | return 0; |
| 1667 | } |
| 1668 | if (data->datalen) |
| 1669 | prop_copy_uint8_array (data->data, data->datalen, buffer, size, offset); |
| 1670 | |
| 1671 | atom_write_size (buffer, size, offset, original_offset); |
| 1672 | return *offset - original_offset; |
| 1673 | } |
| 1674 | |
Thiago Santos | 7065a65 | 2010-09-15 17:54:49 -0300 | [diff] [blame] | 1675 | static guint64 |
| 1676 | atom_uuid_copy_data (AtomUUID * uuid, guint8 ** buffer, guint64 * size, |
| 1677 | guint64 * offset) |
| 1678 | { |
| 1679 | guint64 original_offset = *offset; |
| 1680 | |
| 1681 | if (!atom_copy_data (&uuid->header, buffer, size, offset)) { |
| 1682 | return 0; |
| 1683 | } |
| 1684 | prop_copy_uint8_array (uuid->uuid, 16, buffer, size, offset); |
| 1685 | if (uuid->datalen) |
| 1686 | prop_copy_uint8_array (uuid->data, uuid->datalen, buffer, size, offset); |
| 1687 | |
| 1688 | atom_write_size (buffer, size, offset, original_offset); |
| 1689 | return *offset - original_offset; |
| 1690 | } |
| 1691 | |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 1692 | guint64 |
| 1693 | atom_ftyp_copy_data (AtomFTYP * ftyp, guint8 ** buffer, guint64 * size, |
| 1694 | guint64 * offset) |
| 1695 | { |
| 1696 | guint64 original_offset = *offset; |
| 1697 | |
| 1698 | if (!atom_copy_data (&ftyp->header, buffer, size, offset)) { |
| 1699 | return 0; |
| 1700 | } |
| 1701 | prop_copy_fourcc (ftyp->major_brand, buffer, size, offset); |
| 1702 | prop_copy_uint32 (ftyp->version, buffer, size, offset); |
| 1703 | |
| 1704 | prop_copy_fourcc_array (ftyp->compatible_brands, ftyp->compatible_brands_size, |
| 1705 | buffer, size, offset); |
| 1706 | |
| 1707 | atom_write_size (buffer, size, offset, original_offset); |
| 1708 | return *offset - original_offset; |
| 1709 | } |
| 1710 | |
Thiago Santos | b692f9f | 2009-12-12 16:07:15 -0300 | [diff] [blame] | 1711 | guint64 |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 1712 | atom_mvhd_copy_data (AtomMVHD * atom, guint8 ** buffer, guint64 * size, |
| 1713 | guint64 * offset) |
| 1714 | { |
| 1715 | guint8 version; |
| 1716 | guint64 original_offset = *offset; |
| 1717 | |
| 1718 | if (!atom_full_copy_data (&(atom->header), buffer, size, offset)) { |
| 1719 | return 0; |
| 1720 | } |
| 1721 | |
| 1722 | version = atom_full_get_version (&(atom->header)); |
| 1723 | if (version == 0) { |
| 1724 | common_time_info_copy_data (&atom->time_info, TRUE, buffer, size, offset); |
| 1725 | } else if (version == 1) { |
| 1726 | common_time_info_copy_data (&atom->time_info, FALSE, buffer, size, offset); |
| 1727 | } else { |
| 1728 | *offset = original_offset; |
| 1729 | return 0; |
| 1730 | } |
| 1731 | |
| 1732 | prop_copy_uint32 (atom->prefered_rate, buffer, size, offset); |
| 1733 | prop_copy_uint16 (atom->volume, buffer, size, offset); |
| 1734 | prop_copy_uint16 (atom->reserved3, buffer, size, offset); |
| 1735 | prop_copy_uint32_array (atom->reserved4, 2, buffer, size, offset); |
| 1736 | prop_copy_uint32_array (atom->matrix, 9, buffer, size, offset); |
| 1737 | prop_copy_uint32 (atom->preview_time, buffer, size, offset); |
| 1738 | prop_copy_uint32 (atom->preview_duration, buffer, size, offset); |
| 1739 | prop_copy_uint32 (atom->poster_time, buffer, size, offset); |
| 1740 | prop_copy_uint32 (atom->selection_time, buffer, size, offset); |
| 1741 | prop_copy_uint32 (atom->selection_duration, buffer, size, offset); |
| 1742 | prop_copy_uint32 (atom->current_time, buffer, size, offset); |
| 1743 | |
| 1744 | prop_copy_uint32 (atom->next_track_id, buffer, size, offset); |
| 1745 | |
| 1746 | atom_write_size (buffer, size, offset, original_offset); |
| 1747 | return *offset - original_offset; |
| 1748 | } |
| 1749 | |
| 1750 | static guint64 |
| 1751 | atom_tkhd_copy_data (AtomTKHD * tkhd, guint8 ** buffer, guint64 * size, |
| 1752 | guint64 * offset) |
| 1753 | { |
| 1754 | guint64 original_offset = *offset; |
| 1755 | |
| 1756 | if (!atom_full_copy_data (&tkhd->header, buffer, size, offset)) { |
| 1757 | return 0; |
| 1758 | } |
| 1759 | |
| 1760 | if (atom_full_get_version (&tkhd->header) == 0) { |
| 1761 | prop_copy_uint32 ((guint32) tkhd->creation_time, buffer, size, offset); |
| 1762 | prop_copy_uint32 ((guint32) tkhd->modification_time, buffer, size, offset); |
| 1763 | prop_copy_uint32 (tkhd->track_ID, buffer, size, offset); |
| 1764 | prop_copy_uint32 (tkhd->reserved, buffer, size, offset); |
| 1765 | prop_copy_uint32 ((guint32) tkhd->duration, buffer, size, offset); |
| 1766 | } else { |
| 1767 | prop_copy_uint64 (tkhd->creation_time, buffer, size, offset); |
| 1768 | prop_copy_uint64 (tkhd->modification_time, buffer, size, offset); |
| 1769 | prop_copy_uint32 (tkhd->track_ID, buffer, size, offset); |
| 1770 | prop_copy_uint32 (tkhd->reserved, buffer, size, offset); |
| 1771 | prop_copy_uint64 (tkhd->duration, buffer, size, offset); |
| 1772 | } |
| 1773 | |
| 1774 | prop_copy_uint32_array (tkhd->reserved2, 2, buffer, size, offset); |
| 1775 | prop_copy_uint16 (tkhd->layer, buffer, size, offset); |
| 1776 | prop_copy_uint16 (tkhd->alternate_group, buffer, size, offset); |
| 1777 | prop_copy_uint16 (tkhd->volume, buffer, size, offset); |
| 1778 | prop_copy_uint16 (tkhd->reserved3, buffer, size, offset); |
| 1779 | prop_copy_uint32_array (tkhd->matrix, 9, buffer, size, offset); |
| 1780 | |
| 1781 | prop_copy_uint32 (tkhd->width, buffer, size, offset); |
| 1782 | prop_copy_uint32 (tkhd->height, buffer, size, offset); |
| 1783 | |
| 1784 | atom_write_size (buffer, size, offset, original_offset); |
| 1785 | return *offset - original_offset; |
| 1786 | } |
| 1787 | |
| 1788 | static guint64 |
| 1789 | atom_hdlr_copy_data (AtomHDLR * hdlr, guint8 ** buffer, guint64 * size, |
| 1790 | guint64 * offset) |
| 1791 | { |
| 1792 | guint64 original_offset = *offset; |
| 1793 | |
| 1794 | if (!atom_full_copy_data (&hdlr->header, buffer, size, offset)) { |
| 1795 | return 0; |
| 1796 | } |
| 1797 | |
| 1798 | prop_copy_fourcc (hdlr->component_type, buffer, size, offset); |
| 1799 | prop_copy_fourcc (hdlr->handler_type, buffer, size, offset); |
| 1800 | prop_copy_fourcc (hdlr->manufacturer, buffer, size, offset); |
| 1801 | prop_copy_uint32 (hdlr->flags, buffer, size, offset); |
| 1802 | prop_copy_uint32 (hdlr->flags_mask, buffer, size, offset); |
| 1803 | |
Thiago Santos | 5adedf9 | 2014-01-09 11:56:31 -0300 | [diff] [blame] | 1804 | if (hdlr->flavor == ATOMS_TREE_FLAVOR_MOV) { |
| 1805 | prop_copy_size_string ((guint8 *) hdlr->name, strlen (hdlr->name), buffer, |
| 1806 | size, offset); |
| 1807 | } else { |
| 1808 | /* assume isomedia base is more generic and use null terminated */ |
| 1809 | prop_copy_null_terminated_string (hdlr->name, buffer, size, offset); |
| 1810 | } |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 1811 | |
| 1812 | atom_write_size (buffer, size, offset, original_offset); |
| 1813 | return *offset - original_offset; |
| 1814 | } |
| 1815 | |
| 1816 | static guint64 |
| 1817 | atom_vmhd_copy_data (AtomVMHD * vmhd, guint8 ** buffer, guint64 * size, |
| 1818 | guint64 * offset) |
| 1819 | { |
| 1820 | guint64 original_offset = *offset; |
| 1821 | |
| 1822 | if (!atom_full_copy_data (&vmhd->header, buffer, size, offset)) { |
| 1823 | return 0; |
| 1824 | } |
| 1825 | prop_copy_uint16 (vmhd->graphics_mode, buffer, size, offset); |
| 1826 | prop_copy_uint16_array (vmhd->opcolor, 3, buffer, size, offset); |
| 1827 | |
| 1828 | atom_write_size (buffer, size, offset, original_offset); |
| 1829 | return original_offset - *offset; |
| 1830 | } |
| 1831 | |
| 1832 | static guint64 |
| 1833 | atom_smhd_copy_data (AtomSMHD * smhd, guint8 ** buffer, guint64 * size, |
| 1834 | guint64 * offset) |
| 1835 | { |
| 1836 | guint64 original_offset = *offset; |
| 1837 | |
| 1838 | if (!atom_full_copy_data (&smhd->header, buffer, size, offset)) { |
| 1839 | return 0; |
| 1840 | } |
| 1841 | prop_copy_uint16 (smhd->balance, buffer, size, offset); |
| 1842 | prop_copy_uint16 (smhd->reserved, buffer, size, offset); |
| 1843 | |
| 1844 | atom_write_size (buffer, size, offset, original_offset); |
| 1845 | return original_offset - *offset; |
| 1846 | } |
| 1847 | |
| 1848 | static guint64 |
| 1849 | atom_hmhd_copy_data (AtomHMHD * hmhd, guint8 ** buffer, guint64 * size, |
| 1850 | guint64 * offset) |
| 1851 | { |
| 1852 | guint64 original_offset = *offset; |
| 1853 | |
| 1854 | if (!atom_full_copy_data (&hmhd->header, buffer, size, offset)) { |
| 1855 | return 0; |
| 1856 | } |
| 1857 | prop_copy_uint16 (hmhd->max_pdu_size, buffer, size, offset); |
| 1858 | prop_copy_uint16 (hmhd->avg_pdu_size, buffer, size, offset); |
| 1859 | prop_copy_uint32 (hmhd->max_bitrate, buffer, size, offset); |
| 1860 | prop_copy_uint32 (hmhd->avg_bitrate, buffer, size, offset); |
| 1861 | prop_copy_uint32 (hmhd->sliding_avg_bitrate, buffer, size, offset); |
| 1862 | |
| 1863 | atom_write_size (buffer, size, offset, original_offset); |
| 1864 | return original_offset - *offset; |
| 1865 | } |
| 1866 | |
Vivia Nikolaidou | cdb7649 | 2016-06-24 16:32:37 +0300 | [diff] [blame] | 1867 | static guint64 |
| 1868 | atom_tcmi_copy_data (AtomTCMI * tcmi, guint8 ** buffer, guint64 * size, |
| 1869 | guint64 * offset) |
| 1870 | { |
| 1871 | guint64 original_offset = *offset; |
| 1872 | |
| 1873 | if (!atom_full_copy_data (&tcmi->header, buffer, size, offset)) { |
| 1874 | return 0; |
| 1875 | } |
| 1876 | prop_copy_uint16 (tcmi->text_font, buffer, size, offset); |
| 1877 | prop_copy_uint16 (tcmi->text_face, buffer, size, offset); |
| 1878 | prop_copy_uint16 (tcmi->text_size, buffer, size, offset); |
| 1879 | prop_copy_uint16 (tcmi->text_color[0], buffer, size, offset); |
| 1880 | prop_copy_uint16 (tcmi->text_color[1], buffer, size, offset); |
| 1881 | prop_copy_uint16 (tcmi->text_color[2], buffer, size, offset); |
| 1882 | prop_copy_uint16 (tcmi->bg_color[0], buffer, size, offset); |
| 1883 | prop_copy_uint16 (tcmi->bg_color[1], buffer, size, offset); |
| 1884 | prop_copy_uint16 (tcmi->bg_color[2], buffer, size, offset); |
| 1885 | /* reserved */ |
| 1886 | prop_copy_uint16 (0, buffer, size, offset); |
| 1887 | prop_copy_size_string ((guint8 *) tcmi->font_name, strlen (tcmi->font_name), |
| 1888 | buffer, size, offset); |
| 1889 | |
| 1890 | atom_write_size (buffer, size, offset, original_offset); |
| 1891 | return original_offset - *offset; |
| 1892 | } |
| 1893 | |
| 1894 | static guint64 |
| 1895 | atom_tmcd_copy_data (AtomTMCD * tmcd, guint8 ** buffer, guint64 * size, |
| 1896 | guint64 * offset) |
| 1897 | { |
| 1898 | guint64 original_offset = *offset; |
| 1899 | |
| 1900 | if (!atom_copy_data (&tmcd->header, buffer, size, offset)) { |
| 1901 | return 0; |
| 1902 | } |
| 1903 | if (!atom_tcmi_copy_data (&tmcd->tcmi, buffer, size, offset)) { |
| 1904 | return 0; |
| 1905 | } |
| 1906 | |
| 1907 | atom_write_size (buffer, size, offset, original_offset); |
| 1908 | return original_offset - *offset; |
| 1909 | } |
| 1910 | |
| 1911 | static guint64 |
| 1912 | atom_gmin_copy_data (AtomGMIN * gmin, guint8 ** buffer, guint64 * size, |
| 1913 | guint64 * offset) |
| 1914 | { |
| 1915 | guint64 original_offset = *offset; |
| 1916 | |
| 1917 | if (!atom_full_copy_data (&gmin->header, buffer, size, offset)) { |
| 1918 | return 0; |
| 1919 | } |
| 1920 | prop_copy_uint16 (gmin->graphics_mode, buffer, size, offset); |
| 1921 | prop_copy_uint16 (gmin->opcolor[0], buffer, size, offset); |
| 1922 | prop_copy_uint16 (gmin->opcolor[1], buffer, size, offset); |
| 1923 | prop_copy_uint16 (gmin->opcolor[2], buffer, size, offset); |
| 1924 | prop_copy_uint8 (gmin->balance, buffer, size, offset); |
| 1925 | /* reserved */ |
| 1926 | prop_copy_uint8 (0, buffer, size, offset); |
| 1927 | |
| 1928 | atom_write_size (buffer, size, offset, original_offset); |
| 1929 | return original_offset - *offset; |
| 1930 | } |
| 1931 | |
| 1932 | static guint64 |
| 1933 | atom_gmhd_copy_data (AtomGMHD * gmhd, guint8 ** buffer, guint64 * size, |
| 1934 | guint64 * offset) |
| 1935 | { |
| 1936 | guint64 original_offset = *offset; |
| 1937 | |
| 1938 | if (!atom_copy_data (&gmhd->header, buffer, size, offset)) { |
| 1939 | return 0; |
| 1940 | } |
| 1941 | if (!atom_gmin_copy_data (&gmhd->gmin, buffer, size, offset)) { |
| 1942 | return 0; |
| 1943 | } |
| 1944 | if (!atom_tmcd_copy_data (&gmhd->tmcd, buffer, size, offset)) { |
| 1945 | return 0; |
| 1946 | } |
| 1947 | |
| 1948 | atom_write_size (buffer, size, offset, original_offset); |
| 1949 | return original_offset - *offset; |
| 1950 | } |
| 1951 | |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 1952 | static gboolean |
| 1953 | atom_url_same_file_flag (AtomURL * url) |
| 1954 | { |
| 1955 | return (url->header.flags[2] & 0x1) == 1; |
| 1956 | } |
| 1957 | |
| 1958 | static guint64 |
| 1959 | atom_url_copy_data (AtomURL * url, guint8 ** buffer, guint64 * size, |
| 1960 | guint64 * offset) |
| 1961 | { |
| 1962 | guint64 original_offset = *offset; |
| 1963 | |
| 1964 | if (!atom_full_copy_data (&url->header, buffer, size, offset)) { |
| 1965 | return 0; |
| 1966 | } |
| 1967 | |
| 1968 | if (!atom_url_same_file_flag (url)) { |
| 1969 | prop_copy_null_terminated_string (url->location, buffer, size, offset); |
| 1970 | } |
| 1971 | |
| 1972 | atom_write_size (buffer, size, offset, original_offset); |
| 1973 | return original_offset - *offset; |
| 1974 | } |
| 1975 | |
Thiago Santos | b692f9f | 2009-12-12 16:07:15 -0300 | [diff] [blame] | 1976 | guint64 |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 1977 | atom_stts_copy_data (AtomSTTS * stts, guint8 ** buffer, guint64 * size, |
| 1978 | guint64 * offset) |
| 1979 | { |
| 1980 | guint64 original_offset = *offset; |
Mark Nauwelaerts | 150f9ad | 2010-01-26 17:54:28 +0100 | [diff] [blame] | 1981 | guint i; |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 1982 | |
| 1983 | if (!atom_full_copy_data (&stts->header, buffer, size, offset)) { |
| 1984 | return 0; |
| 1985 | } |
| 1986 | |
Mark Nauwelaerts | 150f9ad | 2010-01-26 17:54:28 +0100 | [diff] [blame] | 1987 | prop_copy_uint32 (atom_array_get_len (&stts->entries), buffer, size, offset); |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 1988 | /* minimize realloc */ |
Mark Nauwelaerts | 150f9ad | 2010-01-26 17:54:28 +0100 | [diff] [blame] | 1989 | prop_copy_ensure_buffer (buffer, size, offset, |
| 1990 | 8 * atom_array_get_len (&stts->entries)); |
| 1991 | for (i = 0; i < atom_array_get_len (&stts->entries); i++) { |
| 1992 | STTSEntry *entry = &atom_array_index (&stts->entries, i); |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 1993 | |
| 1994 | prop_copy_uint32 (entry->sample_count, buffer, size, offset); |
| 1995 | prop_copy_int32 (entry->sample_delta, buffer, size, offset); |
| 1996 | } |
| 1997 | |
| 1998 | atom_write_size (buffer, size, offset, original_offset); |
| 1999 | return *offset - original_offset; |
| 2000 | } |
| 2001 | |
| 2002 | static guint64 |
| 2003 | atom_sample_entry_copy_data (SampleTableEntry * se, guint8 ** buffer, |
| 2004 | guint64 * size, guint64 * offset) |
| 2005 | { |
| 2006 | guint64 original_offset = *offset; |
| 2007 | |
| 2008 | if (!atom_copy_data (&se->header, buffer, size, offset)) { |
| 2009 | return 0; |
| 2010 | } |
| 2011 | |
| 2012 | prop_copy_uint8_array (se->reserved, 6, buffer, size, offset); |
| 2013 | prop_copy_uint16 (se->data_reference_index, buffer, size, offset); |
| 2014 | |
| 2015 | return *offset - original_offset; |
| 2016 | } |
| 2017 | |
| 2018 | static guint64 |
| 2019 | atom_esds_copy_data (AtomESDS * esds, guint8 ** buffer, guint64 * size, |
| 2020 | guint64 * offset) |
| 2021 | { |
| 2022 | guint64 original_offset = *offset; |
| 2023 | |
| 2024 | if (!atom_full_copy_data (&esds->header, buffer, size, offset)) { |
| 2025 | return 0; |
| 2026 | } |
| 2027 | if (!desc_es_descriptor_copy_data (&esds->es, buffer, size, offset)) { |
| 2028 | return 0; |
| 2029 | } |
| 2030 | |
| 2031 | atom_write_size (buffer, size, offset, original_offset); |
| 2032 | return *offset - original_offset; |
| 2033 | } |
| 2034 | |
| 2035 | static guint64 |
| 2036 | atom_frma_copy_data (AtomFRMA * frma, guint8 ** buffer, |
| 2037 | guint64 * size, guint64 * offset) |
| 2038 | { |
| 2039 | guint64 original_offset = *offset; |
| 2040 | |
| 2041 | if (!atom_copy_data (&(frma->header), buffer, size, offset)) |
| 2042 | return 0; |
| 2043 | |
| 2044 | prop_copy_fourcc (frma->media_type, buffer, size, offset); |
| 2045 | |
| 2046 | atom_write_size (buffer, size, offset, original_offset); |
| 2047 | return *offset - original_offset; |
| 2048 | } |
| 2049 | |
| 2050 | static guint64 |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 2051 | atom_hint_sample_entry_copy_data (AtomHintSampleEntry * hse, guint8 ** buffer, |
| 2052 | guint64 * size, guint64 * offset) |
| 2053 | { |
| 2054 | guint64 original_offset = *offset; |
| 2055 | |
| 2056 | if (!atom_sample_entry_copy_data (&hse->se, buffer, size, offset)) { |
| 2057 | return 0; |
| 2058 | } |
| 2059 | |
| 2060 | prop_copy_uint32 (hse->size, buffer, size, offset); |
| 2061 | prop_copy_uint8_array (hse->data, hse->size, buffer, size, offset); |
| 2062 | |
| 2063 | atom_write_size (buffer, size, offset, original_offset); |
| 2064 | return *offset - original_offset; |
| 2065 | } |
| 2066 | |
| 2067 | static guint64 |
| 2068 | sample_entry_mp4a_copy_data (SampleTableEntryMP4A * mp4a, guint8 ** buffer, |
| 2069 | guint64 * size, guint64 * offset) |
| 2070 | { |
| 2071 | guint64 original_offset = *offset; |
| 2072 | |
| 2073 | if (!atom_sample_entry_copy_data (&mp4a->se, buffer, size, offset)) { |
| 2074 | return 0; |
| 2075 | } |
| 2076 | |
| 2077 | prop_copy_uint16 (mp4a->version, buffer, size, offset); |
| 2078 | prop_copy_uint16 (mp4a->revision_level, buffer, size, offset); |
| 2079 | prop_copy_uint32 (mp4a->vendor, buffer, size, offset); |
| 2080 | prop_copy_uint16 (mp4a->channels, buffer, size, offset); |
| 2081 | prop_copy_uint16 (mp4a->sample_size, buffer, size, offset); |
| 2082 | prop_copy_uint16 (mp4a->compression_id, buffer, size, offset); |
| 2083 | prop_copy_uint16 (mp4a->packet_size, buffer, size, offset); |
| 2084 | prop_copy_uint32 (mp4a->sample_rate, buffer, size, offset); |
| 2085 | |
| 2086 | /* this should always be 0 for mp4 flavor */ |
| 2087 | if (mp4a->version == 1) { |
| 2088 | prop_copy_uint32 (mp4a->samples_per_packet, buffer, size, offset); |
| 2089 | prop_copy_uint32 (mp4a->bytes_per_packet, buffer, size, offset); |
| 2090 | prop_copy_uint32 (mp4a->bytes_per_frame, buffer, size, offset); |
| 2091 | prop_copy_uint32 (mp4a->bytes_per_sample, buffer, size, offset); |
| 2092 | } |
| 2093 | |
| 2094 | if (mp4a->extension_atoms) { |
| 2095 | if (!atom_info_list_copy_data (mp4a->extension_atoms, buffer, size, offset)) |
| 2096 | return 0; |
| 2097 | } |
| 2098 | |
| 2099 | atom_write_size (buffer, size, offset, original_offset); |
| 2100 | return *offset - original_offset; |
| 2101 | } |
| 2102 | |
| 2103 | static guint64 |
| 2104 | sample_entry_mp4v_copy_data (SampleTableEntryMP4V * mp4v, guint8 ** buffer, |
| 2105 | guint64 * size, guint64 * offset) |
| 2106 | { |
| 2107 | guint64 original_offset = *offset; |
| 2108 | |
| 2109 | if (!atom_sample_entry_copy_data (&mp4v->se, buffer, size, offset)) { |
| 2110 | return 0; |
| 2111 | } |
| 2112 | |
| 2113 | prop_copy_uint16 (mp4v->version, buffer, size, offset); |
| 2114 | prop_copy_uint16 (mp4v->revision_level, buffer, size, offset); |
| 2115 | prop_copy_fourcc (mp4v->vendor, buffer, size, offset); |
| 2116 | prop_copy_uint32 (mp4v->temporal_quality, buffer, size, offset); |
| 2117 | prop_copy_uint32 (mp4v->spatial_quality, buffer, size, offset); |
| 2118 | |
| 2119 | prop_copy_uint16 (mp4v->width, buffer, size, offset); |
| 2120 | prop_copy_uint16 (mp4v->height, buffer, size, offset); |
| 2121 | |
| 2122 | prop_copy_uint32 (mp4v->horizontal_resolution, buffer, size, offset); |
| 2123 | prop_copy_uint32 (mp4v->vertical_resolution, buffer, size, offset); |
| 2124 | prop_copy_uint32 (mp4v->datasize, buffer, size, offset); |
| 2125 | |
| 2126 | prop_copy_uint16 (mp4v->frame_count, buffer, size, offset); |
| 2127 | |
| 2128 | prop_copy_fixed_size_string ((guint8 *) mp4v->compressor, 32, buffer, size, |
| 2129 | offset); |
| 2130 | |
| 2131 | prop_copy_uint16 (mp4v->depth, buffer, size, offset); |
| 2132 | prop_copy_uint16 (mp4v->color_table_id, buffer, size, offset); |
| 2133 | |
| 2134 | /* extra atoms */ |
| 2135 | if (mp4v->extension_atoms && |
| 2136 | !atom_info_list_copy_data (mp4v->extension_atoms, buffer, size, offset)) |
| 2137 | return 0; |
| 2138 | |
| 2139 | atom_write_size (buffer, size, offset, original_offset); |
| 2140 | return *offset - original_offset; |
| 2141 | } |
| 2142 | |
Thiago Santos | d644cda | 2014-02-06 12:09:01 -0300 | [diff] [blame] | 2143 | static guint64 |
| 2144 | sample_entry_tx3g_copy_data (SampleTableEntryTX3G * tx3g, guint8 ** buffer, |
| 2145 | guint64 * size, guint64 * offset) |
| 2146 | { |
| 2147 | guint64 original_offset = *offset; |
| 2148 | |
| 2149 | if (!atom_sample_entry_copy_data (&tx3g->se, buffer, size, offset)) { |
| 2150 | return 0; |
| 2151 | } |
| 2152 | |
| 2153 | prop_copy_uint32 (tx3g->display_flags, buffer, size, offset); |
| 2154 | |
| 2155 | /* reserved */ |
| 2156 | prop_copy_uint8 (1, buffer, size, offset); |
| 2157 | prop_copy_uint8 (-1, buffer, size, offset); |
| 2158 | prop_copy_uint32 (0, buffer, size, offset); |
| 2159 | |
| 2160 | prop_copy_uint64 (tx3g->default_text_box, buffer, size, offset); |
| 2161 | |
| 2162 | /* reserved */ |
| 2163 | prop_copy_uint32 (0, buffer, size, offset); |
| 2164 | |
| 2165 | prop_copy_uint16 (tx3g->font_id, buffer, size, offset); |
| 2166 | prop_copy_uint8 (tx3g->font_face, buffer, size, offset); |
| 2167 | prop_copy_uint8 (tx3g->font_size, buffer, size, offset); |
| 2168 | prop_copy_uint32 (tx3g->foreground_color_rgba, buffer, size, offset); |
| 2169 | |
| 2170 | /* it must have a fonttable atom */ |
| 2171 | { |
| 2172 | Atom atom; |
| 2173 | |
| 2174 | atom_header_set (&atom, FOURCC_ftab, 18, 0); |
Vivia Nikolaidou | 64fd099 | 2016-08-19 17:18:16 +0300 | [diff] [blame] | 2175 | if (!atom_copy_data (&atom, buffer, size, offset)) |
| 2176 | return 0; |
Thiago Santos | d644cda | 2014-02-06 12:09:01 -0300 | [diff] [blame] | 2177 | prop_copy_uint16 (1, buffer, size, offset); /* Count must be 1 */ |
| 2178 | prop_copy_uint16 (1, buffer, size, offset); /* Font id: 1 */ |
| 2179 | prop_copy_size_string ((guint8 *) "Serif", 5, buffer, size, offset); |
| 2180 | } |
| 2181 | |
| 2182 | atom_write_size (buffer, size, offset, original_offset); |
| 2183 | return *offset - original_offset; |
| 2184 | } |
| 2185 | |
Vivia Nikolaidou | cdb7649 | 2016-06-24 16:32:37 +0300 | [diff] [blame] | 2186 | static guint64 |
| 2187 | sample_entry_tmcd_copy_data (SampleTableEntryTMCD * tmcd, guint8 ** buffer, |
| 2188 | guint64 * size, guint64 * offset) |
| 2189 | { |
| 2190 | guint64 original_offset = *offset; |
| 2191 | |
| 2192 | if (!atom_sample_entry_copy_data (&tmcd->se, buffer, size, offset)) { |
| 2193 | return 0; |
| 2194 | } |
| 2195 | |
| 2196 | /* reserved */ |
| 2197 | prop_copy_uint32 (0, buffer, size, offset); |
| 2198 | |
| 2199 | prop_copy_uint32 (tmcd->tc_flags, buffer, size, offset); |
| 2200 | prop_copy_uint32 (tmcd->timescale, buffer, size, offset); |
| 2201 | prop_copy_uint32 (tmcd->frame_duration, buffer, size, offset); |
| 2202 | prop_copy_uint8 (tmcd->n_frames, buffer, size, offset); |
| 2203 | |
| 2204 | /* reserved */ |
| 2205 | prop_copy_uint8 (0, buffer, size, offset); |
| 2206 | { |
| 2207 | Atom atom; |
| 2208 | guint64 name_offset = *offset; |
| 2209 | |
| 2210 | atom_header_set (&atom, FOURCC_name, 0, 0); |
Vivia Nikolaidou | 64fd099 | 2016-08-19 17:18:16 +0300 | [diff] [blame] | 2211 | if (!atom_copy_data (&atom, buffer, size, offset)) |
| 2212 | return 0; |
Vivia Nikolaidou | cdb7649 | 2016-06-24 16:32:37 +0300 | [diff] [blame] | 2213 | prop_copy_uint16 (strlen (tmcd->name.name), buffer, size, offset); |
| 2214 | prop_copy_uint16 (tmcd->name.language_code, buffer, size, offset); |
| 2215 | prop_copy_fixed_size_string ((guint8 *) tmcd->name.name, |
| 2216 | strlen (tmcd->name.name), buffer, size, offset); |
| 2217 | |
| 2218 | atom_write_size (buffer, size, offset, name_offset); |
| 2219 | } |
| 2220 | |
| 2221 | atom_write_size (buffer, size, offset, original_offset); |
| 2222 | return *offset - original_offset; |
| 2223 | } |
| 2224 | |
Thiago Santos | b692f9f | 2009-12-12 16:07:15 -0300 | [diff] [blame] | 2225 | guint64 |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 2226 | atom_stsz_copy_data (AtomSTSZ * stsz, guint8 ** buffer, guint64 * size, |
| 2227 | guint64 * offset) |
| 2228 | { |
| 2229 | guint64 original_offset = *offset; |
Mark Nauwelaerts | 150f9ad | 2010-01-26 17:54:28 +0100 | [diff] [blame] | 2230 | guint i; |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 2231 | |
| 2232 | if (!atom_full_copy_data (&stsz->header, buffer, size, offset)) { |
| 2233 | return 0; |
| 2234 | } |
| 2235 | |
| 2236 | prop_copy_uint32 (stsz->sample_size, buffer, size, offset); |
| 2237 | prop_copy_uint32 (stsz->table_size, buffer, size, offset); |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 2238 | if (stsz->sample_size == 0) { |
Michael Smith | 3c0e4d8 | 2010-01-27 19:06:53 -0800 | [diff] [blame] | 2239 | /* minimize realloc */ |
| 2240 | prop_copy_ensure_buffer (buffer, size, offset, 4 * stsz->table_size); |
Mark Nauwelaerts | 150f9ad | 2010-01-26 17:54:28 +0100 | [diff] [blame] | 2241 | /* entry count must match sample count */ |
| 2242 | g_assert (atom_array_get_len (&stsz->entries) == stsz->table_size); |
| 2243 | for (i = 0; i < atom_array_get_len (&stsz->entries); i++) { |
| 2244 | prop_copy_uint32 (atom_array_index (&stsz->entries, i), buffer, size, |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 2245 | offset); |
| 2246 | } |
| 2247 | } |
| 2248 | |
| 2249 | atom_write_size (buffer, size, offset, original_offset); |
| 2250 | return *offset - original_offset; |
| 2251 | } |
| 2252 | |
Thiago Santos | b692f9f | 2009-12-12 16:07:15 -0300 | [diff] [blame] | 2253 | guint64 |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 2254 | atom_stsc_copy_data (AtomSTSC * stsc, guint8 ** buffer, guint64 * size, |
| 2255 | guint64 * offset) |
| 2256 | { |
| 2257 | guint64 original_offset = *offset; |
Sebastian Dröge | c222578 | 2016-10-19 14:25:28 +0300 | [diff] [blame] | 2258 | guint i, len; |
Sebastian Dröge | deb9c62 | 2017-06-15 11:50:44 +0300 | [diff] [blame] | 2259 | gboolean last_entries_merged = FALSE; |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 2260 | |
| 2261 | if (!atom_full_copy_data (&stsc->header, buffer, size, offset)) { |
| 2262 | return 0; |
| 2263 | } |
| 2264 | |
Sebastian Dröge | c222578 | 2016-10-19 14:25:28 +0300 | [diff] [blame] | 2265 | /* Last two entries might be the same size here as we only merge once the |
| 2266 | * next chunk is started */ |
| 2267 | if ((len = atom_array_get_len (&stsc->entries)) > 1 && |
| 2268 | ((atom_array_index (&stsc->entries, len - 1)).samples_per_chunk == |
| 2269 | (atom_array_index (&stsc->entries, len - 2)).samples_per_chunk)) { |
| 2270 | stsc->entries.len--; |
Sebastian Dröge | deb9c62 | 2017-06-15 11:50:44 +0300 | [diff] [blame] | 2271 | last_entries_merged = TRUE; |
Sebastian Dröge | c222578 | 2016-10-19 14:25:28 +0300 | [diff] [blame] | 2272 | } |
| 2273 | |
Mark Nauwelaerts | 150f9ad | 2010-01-26 17:54:28 +0100 | [diff] [blame] | 2274 | prop_copy_uint32 (atom_array_get_len (&stsc->entries), buffer, size, offset); |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 2275 | /* minimize realloc */ |
Mark Nauwelaerts | 150f9ad | 2010-01-26 17:54:28 +0100 | [diff] [blame] | 2276 | prop_copy_ensure_buffer (buffer, size, offset, |
| 2277 | 12 * atom_array_get_len (&stsc->entries)); |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 2278 | |
Mark Nauwelaerts | 150f9ad | 2010-01-26 17:54:28 +0100 | [diff] [blame] | 2279 | for (i = 0; i < atom_array_get_len (&stsc->entries); i++) { |
| 2280 | STSCEntry *entry = &atom_array_index (&stsc->entries, i); |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 2281 | |
| 2282 | prop_copy_uint32 (entry->first_chunk, buffer, size, offset); |
| 2283 | prop_copy_uint32 (entry->samples_per_chunk, buffer, size, offset); |
| 2284 | prop_copy_uint32 (entry->sample_description_index, buffer, size, offset); |
| 2285 | } |
| 2286 | |
| 2287 | atom_write_size (buffer, size, offset, original_offset); |
Sebastian Dröge | deb9c62 | 2017-06-15 11:50:44 +0300 | [diff] [blame] | 2288 | |
| 2289 | /* Need to add the last entry again as in "robust" muxing mode we will most |
| 2290 | * likely add new samples to the last chunk, thus making the |
| 2291 | * samples_per_chunk in the last one different to the second to last one, |
| 2292 | * and thus making it wrong to keep them merged |
| 2293 | */ |
| 2294 | if (last_entries_merged) |
| 2295 | stsc->entries.len++; |
| 2296 | |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 2297 | return *offset - original_offset; |
| 2298 | } |
| 2299 | |
Thiago Santos | b692f9f | 2009-12-12 16:07:15 -0300 | [diff] [blame] | 2300 | guint64 |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 2301 | atom_ctts_copy_data (AtomCTTS * ctts, guint8 ** buffer, guint64 * size, |
| 2302 | guint64 * offset) |
| 2303 | { |
| 2304 | guint64 original_offset = *offset; |
Mark Nauwelaerts | 150f9ad | 2010-01-26 17:54:28 +0100 | [diff] [blame] | 2305 | guint i; |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 2306 | |
| 2307 | if (!atom_full_copy_data (&ctts->header, buffer, size, offset)) { |
| 2308 | return 0; |
| 2309 | } |
| 2310 | |
Mark Nauwelaerts | 150f9ad | 2010-01-26 17:54:28 +0100 | [diff] [blame] | 2311 | prop_copy_uint32 (atom_array_get_len (&ctts->entries), buffer, size, offset); |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 2312 | /* minimize realloc */ |
Mark Nauwelaerts | 150f9ad | 2010-01-26 17:54:28 +0100 | [diff] [blame] | 2313 | prop_copy_ensure_buffer (buffer, size, offset, |
| 2314 | 8 * atom_array_get_len (&ctts->entries)); |
| 2315 | for (i = 0; i < atom_array_get_len (&ctts->entries); i++) { |
| 2316 | CTTSEntry *entry = &atom_array_index (&ctts->entries, i); |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 2317 | |
| 2318 | prop_copy_uint32 (entry->samplecount, buffer, size, offset); |
| 2319 | prop_copy_uint32 (entry->sampleoffset, buffer, size, offset); |
| 2320 | } |
| 2321 | |
| 2322 | atom_write_size (buffer, size, offset, original_offset); |
| 2323 | return *offset - original_offset; |
| 2324 | } |
| 2325 | |
Thiago Santos | b692f9f | 2009-12-12 16:07:15 -0300 | [diff] [blame] | 2326 | guint64 |
Sebastian Dröge | e717705 | 2018-02-02 13:51:49 +0200 | [diff] [blame] | 2327 | atom_svmi_copy_data (AtomSVMI * svmi, guint8 ** buffer, guint64 * size, |
| 2328 | guint64 * offset) |
| 2329 | { |
| 2330 | guint64 original_offset = *offset; |
| 2331 | |
| 2332 | if (!atom_full_copy_data (&svmi->header, buffer, size, offset)) { |
| 2333 | return 0; |
| 2334 | } |
| 2335 | |
| 2336 | prop_copy_uint8 (svmi->stereoscopic_composition_type, buffer, size, offset); |
| 2337 | prop_copy_uint8 (svmi->is_left_first ? 1 : 0, buffer, size, offset); |
| 2338 | /* stereo-mono change count */ |
| 2339 | prop_copy_uint32 (0, buffer, size, offset); |
| 2340 | |
| 2341 | atom_write_size (buffer, size, offset, original_offset); |
| 2342 | return *offset - original_offset; |
| 2343 | } |
| 2344 | |
| 2345 | guint64 |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 2346 | atom_stco64_copy_data (AtomSTCO64 * stco64, guint8 ** buffer, guint64 * size, |
| 2347 | guint64 * offset) |
| 2348 | { |
| 2349 | guint64 original_offset = *offset; |
Mark Nauwelaerts | 150f9ad | 2010-01-26 17:54:28 +0100 | [diff] [blame] | 2350 | guint i; |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 2351 | gboolean trunc_to_32 = stco64->header.header.type == FOURCC_stco; |
| 2352 | |
| 2353 | if (!atom_full_copy_data (&stco64->header, buffer, size, offset)) { |
| 2354 | return 0; |
| 2355 | } |
| 2356 | |
Mark Nauwelaerts | 150f9ad | 2010-01-26 17:54:28 +0100 | [diff] [blame] | 2357 | prop_copy_uint32 (atom_array_get_len (&stco64->entries), buffer, size, |
| 2358 | offset); |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 2359 | |
| 2360 | /* minimize realloc */ |
Mark Nauwelaerts | 150f9ad | 2010-01-26 17:54:28 +0100 | [diff] [blame] | 2361 | prop_copy_ensure_buffer (buffer, size, offset, |
| 2362 | 8 * atom_array_get_len (&stco64->entries)); |
| 2363 | for (i = 0; i < atom_array_get_len (&stco64->entries); i++) { |
Jan Schmidt | 1d058c7 | 2015-04-01 11:15:38 +1100 | [diff] [blame] | 2364 | guint64 value = |
| 2365 | atom_array_index (&stco64->entries, i) + stco64->chunk_offset; |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 2366 | |
| 2367 | if (trunc_to_32) { |
Jan Schmidt | 1d058c7 | 2015-04-01 11:15:38 +1100 | [diff] [blame] | 2368 | prop_copy_uint32 ((guint32) value, buffer, size, offset); |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 2369 | } else { |
Jan Schmidt | 1d058c7 | 2015-04-01 11:15:38 +1100 | [diff] [blame] | 2370 | prop_copy_uint64 (value, buffer, size, offset); |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 2371 | } |
| 2372 | } |
| 2373 | |
| 2374 | atom_write_size (buffer, size, offset, original_offset); |
| 2375 | return *offset - original_offset; |
| 2376 | } |
| 2377 | |
Thiago Santos | b692f9f | 2009-12-12 16:07:15 -0300 | [diff] [blame] | 2378 | guint64 |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 2379 | atom_stss_copy_data (AtomSTSS * stss, guint8 ** buffer, guint64 * size, |
| 2380 | guint64 * offset) |
| 2381 | { |
| 2382 | guint64 original_offset = *offset; |
Mark Nauwelaerts | 150f9ad | 2010-01-26 17:54:28 +0100 | [diff] [blame] | 2383 | guint i; |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 2384 | |
Mark Nauwelaerts | 150f9ad | 2010-01-26 17:54:28 +0100 | [diff] [blame] | 2385 | if (atom_array_get_len (&stss->entries) == 0) { |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 2386 | /* FIXME not needing this atom might be confused with error while copying */ |
| 2387 | return 0; |
| 2388 | } |
| 2389 | |
| 2390 | if (!atom_full_copy_data (&stss->header, buffer, size, offset)) { |
| 2391 | return 0; |
| 2392 | } |
| 2393 | |
Mark Nauwelaerts | 150f9ad | 2010-01-26 17:54:28 +0100 | [diff] [blame] | 2394 | prop_copy_uint32 (atom_array_get_len (&stss->entries), buffer, size, offset); |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 2395 | /* minimize realloc */ |
Mark Nauwelaerts | 150f9ad | 2010-01-26 17:54:28 +0100 | [diff] [blame] | 2396 | prop_copy_ensure_buffer (buffer, size, offset, |
| 2397 | 4 * atom_array_get_len (&stss->entries)); |
| 2398 | for (i = 0; i < atom_array_get_len (&stss->entries); i++) { |
| 2399 | prop_copy_uint32 (atom_array_index (&stss->entries, i), buffer, size, |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 2400 | offset); |
| 2401 | } |
| 2402 | |
| 2403 | atom_write_size (buffer, size, offset, original_offset); |
| 2404 | return *offset - original_offset; |
| 2405 | } |
| 2406 | |
| 2407 | static guint64 |
| 2408 | atom_stsd_copy_data (AtomSTSD * stsd, guint8 ** buffer, guint64 * size, |
| 2409 | guint64 * offset) |
| 2410 | { |
| 2411 | guint64 original_offset = *offset; |
| 2412 | GList *walker; |
| 2413 | |
| 2414 | if (!atom_full_copy_data (&stsd->header, buffer, size, offset)) { |
| 2415 | return 0; |
| 2416 | } |
| 2417 | |
| 2418 | prop_copy_uint32 (stsd->n_entries, buffer, size, offset); |
| 2419 | |
| 2420 | for (walker = g_list_last (stsd->entries); walker != NULL; |
| 2421 | walker = g_list_previous (walker)) { |
| 2422 | SampleTableEntry *se = (SampleTableEntry *) walker->data; |
| 2423 | |
| 2424 | switch (((Atom *) walker->data)->type) { |
| 2425 | case FOURCC_mp4a: |
| 2426 | if (!sample_entry_mp4a_copy_data ((SampleTableEntryMP4A *) walker->data, |
| 2427 | buffer, size, offset)) { |
| 2428 | return 0; |
| 2429 | } |
| 2430 | break; |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 2431 | case FOURCC_mp4v: |
| 2432 | if (!sample_entry_mp4v_copy_data ((SampleTableEntryMP4V *) walker->data, |
| 2433 | buffer, size, offset)) { |
| 2434 | return 0; |
| 2435 | } |
| 2436 | break; |
| 2437 | default: |
| 2438 | if (se->kind == VIDEO) { |
Thiago Sousa Santos | 2f90d33 | 2009-11-16 14:57:53 -0300 | [diff] [blame] | 2439 | if (!sample_entry_mp4v_copy_data ((SampleTableEntryMP4V *) |
| 2440 | walker->data, buffer, size, offset)) { |
| 2441 | return 0; |
| 2442 | } |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 2443 | } else if (se->kind == AUDIO) { |
Thiago Sousa Santos | 2f90d33 | 2009-11-16 14:57:53 -0300 | [diff] [blame] | 2444 | if (!sample_entry_mp4a_copy_data ((SampleTableEntryMP4A *) |
| 2445 | walker->data, buffer, size, offset)) { |
| 2446 | return 0; |
| 2447 | } |
Thiago Santos | d644cda | 2014-02-06 12:09:01 -0300 | [diff] [blame] | 2448 | } else if (se->kind == SUBTITLE) { |
| 2449 | if (!sample_entry_tx3g_copy_data ((SampleTableEntryTX3G *) |
| 2450 | walker->data, buffer, size, offset)) { |
| 2451 | return 0; |
| 2452 | } |
Vivia Nikolaidou | cdb7649 | 2016-06-24 16:32:37 +0300 | [diff] [blame] | 2453 | } else if (se->kind == TIMECODE) { |
| 2454 | if (!sample_entry_tmcd_copy_data ((SampleTableEntryTMCD *) |
| 2455 | walker->data, buffer, size, offset)) { |
| 2456 | return 0; |
| 2457 | } |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 2458 | } else { |
| 2459 | if (!atom_hint_sample_entry_copy_data ( |
| 2460 | (AtomHintSampleEntry *) walker->data, buffer, size, offset)) { |
| 2461 | return 0; |
| 2462 | } |
| 2463 | } |
| 2464 | break; |
| 2465 | } |
| 2466 | } |
| 2467 | |
| 2468 | atom_write_size (buffer, size, offset, original_offset); |
| 2469 | return *offset - original_offset; |
| 2470 | } |
| 2471 | |
| 2472 | static guint64 |
| 2473 | atom_stbl_copy_data (AtomSTBL * stbl, guint8 ** buffer, guint64 * size, |
| 2474 | guint64 * offset) |
| 2475 | { |
| 2476 | guint64 original_offset = *offset; |
| 2477 | |
| 2478 | if (!atom_copy_data (&stbl->header, buffer, size, offset)) { |
| 2479 | return 0; |
| 2480 | } |
| 2481 | |
| 2482 | if (!atom_stsd_copy_data (&stbl->stsd, buffer, size, offset)) { |
| 2483 | return 0; |
| 2484 | } |
| 2485 | if (!atom_stts_copy_data (&stbl->stts, buffer, size, offset)) { |
| 2486 | return 0; |
| 2487 | } |
| 2488 | /* this atom is optional, so let's check if we need it |
| 2489 | * (to avoid false error) */ |
Mark Nauwelaerts | 150f9ad | 2010-01-26 17:54:28 +0100 | [diff] [blame] | 2490 | if (atom_array_get_len (&stbl->stss.entries)) { |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 2491 | if (!atom_stss_copy_data (&stbl->stss, buffer, size, offset)) { |
| 2492 | return 0; |
| 2493 | } |
| 2494 | } |
| 2495 | |
| 2496 | if (!atom_stsc_copy_data (&stbl->stsc, buffer, size, offset)) { |
| 2497 | return 0; |
| 2498 | } |
| 2499 | if (!atom_stsz_copy_data (&stbl->stsz, buffer, size, offset)) { |
| 2500 | return 0; |
| 2501 | } |
Mark Nauwelaerts | b6945d4 | 2011-01-03 16:56:57 +0100 | [diff] [blame] | 2502 | if (stbl->ctts && stbl->ctts->do_pts) { |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 2503 | if (!atom_ctts_copy_data (stbl->ctts, buffer, size, offset)) { |
| 2504 | return 0; |
| 2505 | } |
| 2506 | } |
Sebastian Dröge | e717705 | 2018-02-02 13:51:49 +0200 | [diff] [blame] | 2507 | if (stbl->svmi) { |
| 2508 | if (!atom_svmi_copy_data (stbl->svmi, buffer, size, offset)) { |
| 2509 | return 0; |
| 2510 | } |
| 2511 | } |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 2512 | if (!atom_stco64_copy_data (&stbl->stco64, buffer, size, offset)) { |
| 2513 | return 0; |
| 2514 | } |
| 2515 | |
| 2516 | atom_write_size (buffer, size, offset, original_offset); |
| 2517 | return original_offset - *offset; |
| 2518 | } |
| 2519 | |
| 2520 | |
| 2521 | static guint64 |
| 2522 | atom_dref_copy_data (AtomDREF * dref, guint8 ** buffer, guint64 * size, |
| 2523 | guint64 * offset) |
| 2524 | { |
| 2525 | guint64 original_offset = *offset; |
| 2526 | GList *walker; |
| 2527 | |
| 2528 | if (!atom_full_copy_data (&dref->header, buffer, size, offset)) { |
| 2529 | return 0; |
| 2530 | } |
| 2531 | |
| 2532 | prop_copy_uint32 (g_list_length (dref->entries), buffer, size, offset); |
| 2533 | |
| 2534 | walker = dref->entries; |
| 2535 | while (walker != NULL) { |
| 2536 | Atom *atom = (Atom *) walker->data; |
| 2537 | |
| 2538 | if (atom->type == FOURCC_url_) { |
Vincent Penquerc'h | 88eccee | 2014-04-16 16:25:44 +0100 | [diff] [blame] | 2539 | if (!atom_url_copy_data ((AtomURL *) atom, buffer, size, offset)) |
| 2540 | return 0; |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 2541 | } else if (atom->type == FOURCC_alis) { |
Vincent Penquerc'h | 88eccee | 2014-04-16 16:25:44 +0100 | [diff] [blame] | 2542 | if (!atom_full_copy_data ((AtomFull *) atom, buffer, size, offset)) |
| 2543 | return 0; |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 2544 | } else { |
| 2545 | g_error ("Unsupported atom used inside dref atom"); |
| 2546 | } |
| 2547 | walker = g_list_next (walker); |
| 2548 | } |
| 2549 | |
| 2550 | atom_write_size (buffer, size, offset, original_offset); |
| 2551 | return *offset - original_offset; |
| 2552 | } |
| 2553 | |
| 2554 | static guint64 |
| 2555 | atom_dinf_copy_data (AtomDINF * dinf, guint8 ** buffer, guint64 * size, |
| 2556 | guint64 * offset) |
| 2557 | { |
| 2558 | guint64 original_offset = *offset; |
| 2559 | |
| 2560 | if (!atom_copy_data (&dinf->header, buffer, size, offset)) { |
| 2561 | return 0; |
| 2562 | } |
| 2563 | |
| 2564 | if (!atom_dref_copy_data (&dinf->dref, buffer, size, offset)) { |
| 2565 | return 0; |
| 2566 | } |
| 2567 | |
| 2568 | atom_write_size (buffer, size, offset, original_offset); |
| 2569 | return original_offset - *offset; |
| 2570 | } |
| 2571 | |
| 2572 | static guint64 |
| 2573 | atom_minf_copy_data (AtomMINF * minf, guint8 ** buffer, guint64 * size, |
| 2574 | guint64 * offset) |
| 2575 | { |
| 2576 | guint64 original_offset = *offset; |
| 2577 | |
| 2578 | if (!atom_copy_data (&minf->header, buffer, size, offset)) { |
| 2579 | return 0; |
| 2580 | } |
| 2581 | |
| 2582 | if (minf->vmhd) { |
| 2583 | if (!atom_vmhd_copy_data (minf->vmhd, buffer, size, offset)) { |
| 2584 | return 0; |
| 2585 | } |
| 2586 | } else if (minf->smhd) { |
| 2587 | if (!atom_smhd_copy_data (minf->smhd, buffer, size, offset)) { |
| 2588 | return 0; |
| 2589 | } |
| 2590 | } else if (minf->hmhd) { |
| 2591 | if (!atom_hmhd_copy_data (minf->hmhd, buffer, size, offset)) { |
| 2592 | return 0; |
| 2593 | } |
Vivia Nikolaidou | cdb7649 | 2016-06-24 16:32:37 +0300 | [diff] [blame] | 2594 | } else if (minf->gmhd) { |
| 2595 | if (!atom_gmhd_copy_data (minf->gmhd, buffer, size, offset)) { |
| 2596 | return 0; |
| 2597 | } |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 2598 | } |
| 2599 | |
| 2600 | if (minf->hdlr) { |
| 2601 | if (!atom_hdlr_copy_data (minf->hdlr, buffer, size, offset)) { |
| 2602 | return 0; |
| 2603 | } |
| 2604 | } |
| 2605 | |
| 2606 | if (!atom_dinf_copy_data (&minf->dinf, buffer, size, offset)) { |
| 2607 | return 0; |
| 2608 | } |
| 2609 | if (!atom_stbl_copy_data (&minf->stbl, buffer, size, offset)) { |
| 2610 | return 0; |
| 2611 | } |
| 2612 | |
| 2613 | atom_write_size (buffer, size, offset, original_offset); |
| 2614 | return *offset - original_offset; |
| 2615 | } |
| 2616 | |
| 2617 | static guint64 |
| 2618 | atom_mdhd_copy_data (AtomMDHD * mdhd, guint8 ** buffer, guint64 * size, |
| 2619 | guint64 * offset) |
| 2620 | { |
| 2621 | guint64 original_offset = *offset; |
| 2622 | |
| 2623 | if (!atom_full_copy_data (&mdhd->header, buffer, size, offset)) { |
| 2624 | return 0; |
| 2625 | } |
| 2626 | |
| 2627 | if (!common_time_info_copy_data (&mdhd->time_info, |
| 2628 | atom_full_get_version (&mdhd->header) == 0, buffer, size, offset)) { |
| 2629 | return 0; |
| 2630 | } |
| 2631 | |
| 2632 | prop_copy_uint16 (mdhd->language_code, buffer, size, offset); |
| 2633 | prop_copy_uint16 (mdhd->quality, buffer, size, offset); |
| 2634 | |
| 2635 | atom_write_size (buffer, size, offset, original_offset); |
| 2636 | return *offset - original_offset; |
| 2637 | } |
| 2638 | |
| 2639 | static guint64 |
| 2640 | atom_mdia_copy_data (AtomMDIA * mdia, guint8 ** buffer, guint64 * size, |
| 2641 | guint64 * offset) |
| 2642 | { |
| 2643 | guint64 original_offset = *offset; |
| 2644 | |
| 2645 | if (!atom_copy_data (&mdia->header, buffer, size, offset)) { |
| 2646 | return 0; |
| 2647 | } |
| 2648 | if (!atom_mdhd_copy_data (&mdia->mdhd, buffer, size, offset)) { |
| 2649 | return 0; |
| 2650 | } |
| 2651 | if (!atom_hdlr_copy_data (&mdia->hdlr, buffer, size, offset)) { |
| 2652 | return 0; |
| 2653 | } |
| 2654 | |
| 2655 | if (!atom_minf_copy_data (&mdia->minf, buffer, size, offset)) { |
| 2656 | return 0; |
| 2657 | } |
| 2658 | |
| 2659 | atom_write_size (buffer, size, offset, original_offset); |
| 2660 | return *offset - original_offset; |
| 2661 | } |
| 2662 | |
| 2663 | static guint64 |
Thiago Santos | 22e4fb9 | 2009-11-05 21:35:56 -0300 | [diff] [blame] | 2664 | atom_elst_copy_data (AtomELST * elst, guint8 ** buffer, guint64 * size, |
| 2665 | guint64 * offset) |
| 2666 | { |
| 2667 | guint64 original_offset = *offset; |
| 2668 | GSList *walker; |
| 2669 | |
| 2670 | if (!atom_full_copy_data (&elst->header, buffer, size, offset)) { |
| 2671 | return 0; |
| 2672 | } |
| 2673 | |
| 2674 | prop_copy_uint32 (g_slist_length (elst->entries), buffer, size, offset); |
| 2675 | |
| 2676 | for (walker = elst->entries; walker != NULL; walker = g_slist_next (walker)) { |
| 2677 | EditListEntry *entry = (EditListEntry *) walker->data; |
| 2678 | prop_copy_uint32 (entry->duration, buffer, size, offset); |
| 2679 | prop_copy_uint32 (entry->media_time, buffer, size, offset); |
| 2680 | prop_copy_uint32 (entry->media_rate, buffer, size, offset); |
| 2681 | } |
| 2682 | atom_write_size (buffer, size, offset, original_offset); |
| 2683 | return *offset - original_offset; |
| 2684 | } |
| 2685 | |
| 2686 | static guint64 |
Vivia Nikolaidou | cdb7649 | 2016-06-24 16:32:37 +0300 | [diff] [blame] | 2687 | atom_tref_copy_data (AtomTREF * tref, guint8 ** buffer, guint64 * size, |
| 2688 | guint64 * offset) |
| 2689 | { |
| 2690 | guint64 original_offset = *offset; |
| 2691 | guint i; |
| 2692 | |
| 2693 | g_assert (atom_array_get_len (&tref->entries) > 0); |
| 2694 | |
| 2695 | if (!atom_copy_data (&tref->header, buffer, size, offset)) { |
| 2696 | return 0; |
| 2697 | } |
| 2698 | |
| 2699 | prop_copy_uint32 (8 + 4 * atom_array_get_len (&tref->entries), buffer, size, |
| 2700 | offset); |
| 2701 | prop_copy_fourcc (tref->reftype, buffer, size, offset); |
| 2702 | /* minimize realloc */ |
| 2703 | prop_copy_ensure_buffer (buffer, size, offset, |
| 2704 | 4 * atom_array_get_len (&tref->entries)); |
| 2705 | for (i = 0; i < atom_array_get_len (&tref->entries); i++) { |
| 2706 | prop_copy_uint32 (atom_array_index (&tref->entries, i), buffer, size, |
| 2707 | offset); |
| 2708 | } |
| 2709 | |
| 2710 | atom_write_size (buffer, size, offset, original_offset); |
| 2711 | return *offset - original_offset; |
| 2712 | } |
| 2713 | |
| 2714 | static guint64 |
Thiago Santos | 22e4fb9 | 2009-11-05 21:35:56 -0300 | [diff] [blame] | 2715 | atom_edts_copy_data (AtomEDTS * edts, guint8 ** buffer, guint64 * size, |
| 2716 | guint64 * offset) |
| 2717 | { |
| 2718 | guint64 original_offset = *offset; |
| 2719 | |
| 2720 | if (!atom_copy_data (&(edts->header), buffer, size, offset)) |
| 2721 | return 0; |
| 2722 | |
| 2723 | if (!atom_elst_copy_data (&(edts->elst), buffer, size, offset)) |
| 2724 | return 0; |
| 2725 | |
| 2726 | atom_write_size (buffer, size, offset, original_offset); |
| 2727 | return *offset - original_offset; |
| 2728 | } |
| 2729 | |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 2730 | static guint64 |
| 2731 | atom_tag_data_copy_data (AtomTagData * data, guint8 ** buffer, guint64 * size, |
| 2732 | guint64 * offset) |
| 2733 | { |
| 2734 | guint64 original_offset = *offset; |
| 2735 | |
| 2736 | if (!atom_full_copy_data (&data->header, buffer, size, offset)) { |
| 2737 | return 0; |
| 2738 | } |
| 2739 | |
| 2740 | prop_copy_uint32 (data->reserved, buffer, size, offset); |
| 2741 | prop_copy_uint8_array (data->data, data->datalen, buffer, size, offset); |
| 2742 | |
| 2743 | atom_write_size (buffer, size, offset, original_offset); |
| 2744 | return *offset - original_offset; |
| 2745 | } |
| 2746 | |
| 2747 | static guint64 |
| 2748 | atom_tag_copy_data (AtomTag * tag, guint8 ** buffer, guint64 * size, |
| 2749 | guint64 * offset) |
| 2750 | { |
| 2751 | guint64 original_offset = *offset; |
| 2752 | |
| 2753 | if (!atom_copy_data (&tag->header, buffer, size, offset)) { |
| 2754 | return 0; |
| 2755 | } |
| 2756 | |
| 2757 | if (!atom_tag_data_copy_data (&tag->data, buffer, size, offset)) { |
| 2758 | return 0; |
| 2759 | } |
| 2760 | |
| 2761 | atom_write_size (buffer, size, offset, original_offset); |
| 2762 | return *offset - original_offset; |
| 2763 | } |
| 2764 | |
| 2765 | static guint64 |
| 2766 | atom_ilst_copy_data (AtomILST * ilst, guint8 ** buffer, guint64 * size, |
| 2767 | guint64 * offset) |
| 2768 | { |
| 2769 | guint64 original_offset = *offset; |
| 2770 | |
| 2771 | if (!atom_copy_data (&ilst->header, buffer, size, offset)) { |
| 2772 | return 0; |
| 2773 | } |
| 2774 | /* extra atoms */ |
| 2775 | if (ilst->entries && |
| 2776 | !atom_info_list_copy_data (ilst->entries, buffer, size, offset)) |
| 2777 | return 0; |
| 2778 | |
| 2779 | atom_write_size (buffer, size, offset, original_offset); |
| 2780 | return *offset - original_offset; |
| 2781 | } |
| 2782 | |
| 2783 | static guint64 |
| 2784 | atom_meta_copy_data (AtomMETA * meta, guint8 ** buffer, guint64 * size, |
| 2785 | guint64 * offset) |
| 2786 | { |
| 2787 | guint64 original_offset = *offset; |
| 2788 | |
| 2789 | if (!atom_full_copy_data (&meta->header, buffer, size, offset)) { |
| 2790 | return 0; |
| 2791 | } |
| 2792 | if (!atom_hdlr_copy_data (&meta->hdlr, buffer, size, offset)) { |
| 2793 | return 0; |
| 2794 | } |
| 2795 | if (meta->ilst) { |
| 2796 | if (!atom_ilst_copy_data (meta->ilst, buffer, size, offset)) { |
| 2797 | return 0; |
| 2798 | } |
| 2799 | } |
| 2800 | |
| 2801 | atom_write_size (buffer, size, offset, original_offset); |
| 2802 | return *offset - original_offset; |
| 2803 | } |
| 2804 | |
| 2805 | static guint64 |
| 2806 | atom_udta_copy_data (AtomUDTA * udta, guint8 ** buffer, guint64 * size, |
| 2807 | guint64 * offset) |
| 2808 | { |
| 2809 | guint64 original_offset = *offset; |
| 2810 | |
| 2811 | if (!atom_copy_data (&udta->header, buffer, size, offset)) { |
| 2812 | return 0; |
| 2813 | } |
| 2814 | if (udta->meta) { |
| 2815 | if (!atom_meta_copy_data (udta->meta, buffer, size, offset)) { |
| 2816 | return 0; |
| 2817 | } |
Thiago Santos | 953aa98 | 2010-02-22 16:51:00 -0300 | [diff] [blame] | 2818 | } |
| 2819 | if (udta->entries) { |
Mark Nauwelaerts | 7c9a609 | 2009-06-10 12:42:44 +0200 | [diff] [blame] | 2820 | /* extra atoms */ |
| 2821 | if (!atom_info_list_copy_data (udta->entries, buffer, size, offset)) |
| 2822 | return 0; |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 2823 | } |
| 2824 | |
| 2825 | atom_write_size (buffer, size, offset, original_offset); |
| 2826 | return *offset - original_offset; |
| 2827 | } |
| 2828 | |
Marc-André Lureau | 2618cb0 | 2009-09-28 16:11:35 +0200 | [diff] [blame] | 2829 | static guint64 |
| 2830 | atom_mehd_copy_data (AtomMEHD * mehd, guint8 ** buffer, guint64 * size, |
| 2831 | guint64 * offset) |
| 2832 | { |
| 2833 | guint64 original_offset = *offset; |
| 2834 | |
| 2835 | if (!atom_full_copy_data (&mehd->header, buffer, size, offset)) { |
| 2836 | return 0; |
| 2837 | } |
| 2838 | |
| 2839 | prop_copy_uint64 (mehd->fragment_duration, buffer, size, offset); |
| 2840 | |
| 2841 | atom_write_size (buffer, size, offset, original_offset); |
| 2842 | return *offset - original_offset; |
| 2843 | } |
| 2844 | |
| 2845 | static guint64 |
| 2846 | atom_trex_copy_data (AtomTREX * trex, guint8 ** buffer, guint64 * size, |
| 2847 | guint64 * offset) |
| 2848 | { |
| 2849 | guint64 original_offset = *offset; |
| 2850 | |
| 2851 | if (!atom_full_copy_data (&trex->header, buffer, size, offset)) { |
| 2852 | return 0; |
| 2853 | } |
| 2854 | |
| 2855 | prop_copy_uint32 (trex->track_ID, buffer, size, offset); |
| 2856 | prop_copy_uint32 (trex->default_sample_description_index, buffer, size, |
| 2857 | offset); |
| 2858 | prop_copy_uint32 (trex->default_sample_duration, buffer, size, offset); |
| 2859 | prop_copy_uint32 (trex->default_sample_size, buffer, size, offset); |
| 2860 | prop_copy_uint32 (trex->default_sample_flags, buffer, size, offset); |
| 2861 | |
| 2862 | atom_write_size (buffer, size, offset, original_offset); |
| 2863 | return *offset - original_offset; |
| 2864 | } |
| 2865 | |
| 2866 | static guint64 |
| 2867 | atom_mvex_copy_data (AtomMVEX * mvex, guint8 ** buffer, guint64 * size, |
| 2868 | guint64 * offset) |
| 2869 | { |
| 2870 | guint64 original_offset = *offset; |
| 2871 | GList *walker; |
| 2872 | |
| 2873 | if (!atom_copy_data (&mvex->header, buffer, size, offset)) { |
| 2874 | return 0; |
| 2875 | } |
| 2876 | |
| 2877 | if (!atom_mehd_copy_data (&mvex->mehd, buffer, size, offset)) { |
| 2878 | return 0; |
| 2879 | } |
| 2880 | |
| 2881 | walker = g_list_first (mvex->trexs); |
| 2882 | while (walker != NULL) { |
| 2883 | if (!atom_trex_copy_data ((AtomTREX *) walker->data, buffer, size, offset)) { |
| 2884 | return 0; |
| 2885 | } |
| 2886 | walker = g_list_next (walker); |
| 2887 | } |
| 2888 | |
| 2889 | atom_write_size (buffer, size, offset, original_offset); |
| 2890 | return *offset - original_offset; |
| 2891 | } |
| 2892 | |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 2893 | guint64 |
Thiago Santos | 6321cde | 2015-01-31 13:14:44 -0300 | [diff] [blame] | 2894 | atom_trak_copy_data (AtomTRAK * trak, guint8 ** buffer, guint64 * size, |
| 2895 | guint64 * offset) |
| 2896 | { |
| 2897 | guint64 original_offset = *offset; |
| 2898 | |
| 2899 | if (!atom_copy_data (&trak->header, buffer, size, offset)) { |
| 2900 | return 0; |
| 2901 | } |
| 2902 | if (!atom_tkhd_copy_data (&trak->tkhd, buffer, size, offset)) { |
| 2903 | return 0; |
| 2904 | } |
Sebastian Dröge | e12c940 | 2017-01-10 18:19:55 +0200 | [diff] [blame] | 2905 | if (trak->tapt) { |
| 2906 | if (!trak->tapt->copy_data_func (trak->tapt->atom, buffer, size, offset)) { |
| 2907 | return 0; |
| 2908 | } |
| 2909 | } |
Thiago Santos | 6321cde | 2015-01-31 13:14:44 -0300 | [diff] [blame] | 2910 | if (trak->edts) { |
| 2911 | if (!atom_edts_copy_data (trak->edts, buffer, size, offset)) { |
| 2912 | return 0; |
| 2913 | } |
| 2914 | } |
Vivia Nikolaidou | cdb7649 | 2016-06-24 16:32:37 +0300 | [diff] [blame] | 2915 | if (trak->tref) { |
| 2916 | /* Make sure we need this atom (there is a referenced track */ |
| 2917 | if (atom_array_get_len (&trak->tref->entries) > 0) { |
| 2918 | if (!atom_tref_copy_data (trak->tref, buffer, size, offset)) { |
| 2919 | return 0; |
| 2920 | } |
| 2921 | } |
| 2922 | } |
Thiago Santos | 6321cde | 2015-01-31 13:14:44 -0300 | [diff] [blame] | 2923 | |
| 2924 | if (!atom_mdia_copy_data (&trak->mdia, buffer, size, offset)) { |
| 2925 | return 0; |
| 2926 | } |
| 2927 | |
| 2928 | if (!atom_udta_copy_data (&trak->udta, buffer, size, offset)) { |
| 2929 | return 0; |
| 2930 | } |
| 2931 | |
| 2932 | atom_write_size (buffer, size, offset, original_offset); |
| 2933 | return *offset - original_offset; |
| 2934 | } |
| 2935 | |
| 2936 | |
| 2937 | guint64 |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 2938 | atom_moov_copy_data (AtomMOOV * atom, guint8 ** buffer, guint64 * size, |
| 2939 | guint64 * offset) |
| 2940 | { |
| 2941 | guint64 original_offset = *offset; |
| 2942 | GList *walker; |
| 2943 | |
| 2944 | if (!atom_copy_data (&(atom->header), buffer, size, offset)) |
| 2945 | return 0; |
| 2946 | |
| 2947 | if (!atom_mvhd_copy_data (&(atom->mvhd), buffer, size, offset)) |
| 2948 | return 0; |
| 2949 | |
| 2950 | walker = g_list_first (atom->traks); |
| 2951 | while (walker != NULL) { |
| 2952 | if (!atom_trak_copy_data ((AtomTRAK *) walker->data, buffer, size, offset)) { |
| 2953 | return 0; |
| 2954 | } |
| 2955 | walker = g_list_next (walker); |
| 2956 | } |
| 2957 | |
Thiago Santos | 6321cde | 2015-01-31 13:14:44 -0300 | [diff] [blame] | 2958 | if (!atom_udta_copy_data (&atom->udta, buffer, size, offset)) { |
| 2959 | return 0; |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 2960 | } |
| 2961 | |
Marc-André Lureau | 2618cb0 | 2009-09-28 16:11:35 +0200 | [diff] [blame] | 2962 | if (atom->fragmented) { |
| 2963 | if (!atom_mvex_copy_data (&atom->mvex, buffer, size, offset)) { |
| 2964 | return 0; |
| 2965 | } |
| 2966 | } |
| 2967 | |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 2968 | atom_write_size (buffer, size, offset, original_offset); |
| 2969 | return *offset - original_offset; |
| 2970 | } |
| 2971 | |
| 2972 | static guint64 |
| 2973 | atom_wave_copy_data (AtomWAVE * wave, guint8 ** buffer, |
| 2974 | guint64 * size, guint64 * offset) |
| 2975 | { |
| 2976 | guint64 original_offset = *offset; |
| 2977 | |
| 2978 | if (!atom_copy_data (&(wave->header), buffer, size, offset)) |
| 2979 | return 0; |
| 2980 | |
| 2981 | if (wave->extension_atoms) { |
| 2982 | if (!atom_info_list_copy_data (wave->extension_atoms, buffer, size, offset)) |
| 2983 | return 0; |
| 2984 | } |
| 2985 | |
| 2986 | atom_write_size (buffer, size, offset, original_offset); |
| 2987 | return *offset - original_offset; |
| 2988 | } |
| 2989 | |
| 2990 | /* -- end of copy data functions -- */ |
| 2991 | |
| 2992 | /* -- general functions, API and support functions */ |
| 2993 | |
| 2994 | /* add samples to tables */ |
| 2995 | |
Sebastian Dröge | 55f9496 | 2017-03-09 10:15:34 +0200 | [diff] [blame] | 2996 | void |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 2997 | atom_stsc_add_new_entry (AtomSTSC * stsc, guint32 first_chunk, guint32 nsamples) |
| 2998 | { |
Mark Nauwelaerts | 150f9ad | 2010-01-26 17:54:28 +0100 | [diff] [blame] | 2999 | gint len; |
| 3000 | |
Sebastian Dröge | c222578 | 2016-10-19 14:25:28 +0300 | [diff] [blame] | 3001 | if ((len = atom_array_get_len (&stsc->entries)) > 1 && |
| 3002 | ((atom_array_index (&stsc->entries, len - 1)).samples_per_chunk == |
| 3003 | (atom_array_index (&stsc->entries, len - 2)).samples_per_chunk)) { |
| 3004 | STSCEntry *nentry; |
| 3005 | |
| 3006 | /* Merge last two entries as they have the same number of samples per chunk */ |
| 3007 | nentry = &atom_array_index (&stsc->entries, len - 1); |
| 3008 | nentry->first_chunk = first_chunk; |
| 3009 | nentry->samples_per_chunk = nsamples; |
| 3010 | nentry->sample_description_index = 1; |
| 3011 | } else { |
| 3012 | STSCEntry nentry; |
| 3013 | |
| 3014 | nentry.first_chunk = first_chunk; |
| 3015 | nentry.samples_per_chunk = nsamples; |
| 3016 | nentry.sample_description_index = 1; |
| 3017 | atom_array_append (&stsc->entries, nentry, 128); |
| 3018 | } |
| 3019 | } |
| 3020 | |
| 3021 | static void |
| 3022 | atom_stsc_update_entry (AtomSTSC * stsc, guint32 first_chunk, guint32 nsamples) |
| 3023 | { |
| 3024 | gint len; |
| 3025 | |
| 3026 | len = atom_array_get_len (&stsc->entries); |
| 3027 | g_assert (len != 0); |
| 3028 | g_assert (atom_array_index (&stsc->entries, |
| 3029 | len - 1).first_chunk == first_chunk); |
| 3030 | |
| 3031 | atom_array_index (&stsc->entries, len - 1).samples_per_chunk += nsamples; |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 3032 | } |
| 3033 | |
| 3034 | static void |
| 3035 | atom_stts_add_entry (AtomSTTS * stts, guint32 sample_count, gint32 sample_delta) |
| 3036 | { |
Mark Nauwelaerts | 150f9ad | 2010-01-26 17:54:28 +0100 | [diff] [blame] | 3037 | STTSEntry *entry = NULL; |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 3038 | |
Mark Nauwelaerts | 150f9ad | 2010-01-26 17:54:28 +0100 | [diff] [blame] | 3039 | if (G_LIKELY (atom_array_get_len (&stts->entries) != 0)) |
| 3040 | entry = &atom_array_index (&stts->entries, |
| 3041 | atom_array_get_len (&stts->entries) - 1); |
| 3042 | |
| 3043 | if (entry && entry->sample_delta == sample_delta) { |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 3044 | entry->sample_count += sample_count; |
| 3045 | } else { |
Mark Nauwelaerts | 150f9ad | 2010-01-26 17:54:28 +0100 | [diff] [blame] | 3046 | STTSEntry nentry; |
| 3047 | |
| 3048 | nentry.sample_count = sample_count; |
| 3049 | nentry.sample_delta = sample_delta; |
| 3050 | atom_array_append (&stts->entries, nentry, 256); |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 3051 | } |
| 3052 | } |
| 3053 | |
| 3054 | static void |
| 3055 | atom_stsz_add_entry (AtomSTSZ * stsz, guint32 nsamples, guint32 size) |
| 3056 | { |
| 3057 | guint32 i; |
| 3058 | |
| 3059 | stsz->table_size += nsamples; |
| 3060 | if (stsz->sample_size != 0) { |
| 3061 | /* it is constant size, we don't need entries */ |
| 3062 | return; |
| 3063 | } |
| 3064 | for (i = 0; i < nsamples; i++) { |
Mark Nauwelaerts | 150f9ad | 2010-01-26 17:54:28 +0100 | [diff] [blame] | 3065 | atom_array_append (&stsz->entries, size, 1024); |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 3066 | } |
| 3067 | } |
| 3068 | |
| 3069 | static guint32 |
| 3070 | atom_stco64_get_entry_count (AtomSTCO64 * stco64) |
| 3071 | { |
Mark Nauwelaerts | 150f9ad | 2010-01-26 17:54:28 +0100 | [diff] [blame] | 3072 | return atom_array_get_len (&stco64->entries); |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 3073 | } |
| 3074 | |
Sebastian Dröge | c222578 | 2016-10-19 14:25:28 +0300 | [diff] [blame] | 3075 | /* returns TRUE if a new entry was added */ |
| 3076 | static gboolean |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 3077 | atom_stco64_add_entry (AtomSTCO64 * stco64, guint64 entry) |
| 3078 | { |
Sebastian Dröge | c222578 | 2016-10-19 14:25:28 +0300 | [diff] [blame] | 3079 | guint32 len; |
| 3080 | |
| 3081 | /* Only add a new entry if the chunk offset changed */ |
| 3082 | if ((len = atom_array_get_len (&stco64->entries)) && |
| 3083 | ((atom_array_index (&stco64->entries, len - 1)) == entry)) |
| 3084 | return FALSE; |
| 3085 | |
Mark Nauwelaerts | 150f9ad | 2010-01-26 17:54:28 +0100 | [diff] [blame] | 3086 | atom_array_append (&stco64->entries, entry, 256); |
Mark Nauwelaerts | 60c8ed2 | 2010-12-03 15:23:00 +0100 | [diff] [blame] | 3087 | if (entry > G_MAXUINT32) |
| 3088 | stco64->header.header.type = FOURCC_co64; |
Sebastian Dröge | c222578 | 2016-10-19 14:25:28 +0300 | [diff] [blame] | 3089 | |
| 3090 | return TRUE; |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 3091 | } |
| 3092 | |
Vivia Nikolaidou | cdb7649 | 2016-06-24 16:32:37 +0300 | [diff] [blame] | 3093 | void |
| 3094 | atom_tref_add_entry (AtomTREF * tref, guint32 sample) |
| 3095 | { |
| 3096 | atom_array_append (&tref->entries, sample, 512); |
| 3097 | } |
| 3098 | |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 3099 | static void |
| 3100 | atom_stss_add_entry (AtomSTSS * stss, guint32 sample) |
| 3101 | { |
Mark Nauwelaerts | 150f9ad | 2010-01-26 17:54:28 +0100 | [diff] [blame] | 3102 | atom_array_append (&stss->entries, sample, 512); |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 3103 | } |
| 3104 | |
| 3105 | static void |
| 3106 | atom_stbl_add_stss_entry (AtomSTBL * stbl) |
| 3107 | { |
| 3108 | guint32 sample_index = stbl->stsz.table_size; |
| 3109 | |
| 3110 | atom_stss_add_entry (&stbl->stss, sample_index); |
| 3111 | } |
| 3112 | |
| 3113 | static void |
| 3114 | atom_ctts_add_entry (AtomCTTS * ctts, guint32 nsamples, guint32 offset) |
| 3115 | { |
Mark Nauwelaerts | 150f9ad | 2010-01-26 17:54:28 +0100 | [diff] [blame] | 3116 | CTTSEntry *entry = NULL; |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 3117 | |
Mark Nauwelaerts | 150f9ad | 2010-01-26 17:54:28 +0100 | [diff] [blame] | 3118 | if (G_LIKELY (atom_array_get_len (&ctts->entries) != 0)) |
| 3119 | entry = &atom_array_index (&ctts->entries, |
| 3120 | atom_array_get_len (&ctts->entries) - 1); |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 3121 | |
| 3122 | if (entry == NULL || entry->sampleoffset != offset) { |
Mark Nauwelaerts | 150f9ad | 2010-01-26 17:54:28 +0100 | [diff] [blame] | 3123 | CTTSEntry nentry; |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 3124 | |
Mark Nauwelaerts | 150f9ad | 2010-01-26 17:54:28 +0100 | [diff] [blame] | 3125 | nentry.samplecount = nsamples; |
| 3126 | nentry.sampleoffset = offset; |
| 3127 | atom_array_append (&ctts->entries, nentry, 256); |
Mark Nauwelaerts | b6945d4 | 2011-01-03 16:56:57 +0100 | [diff] [blame] | 3128 | if (offset != 0) |
| 3129 | ctts->do_pts = TRUE; |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 3130 | } else { |
| 3131 | entry->samplecount += nsamples; |
| 3132 | } |
| 3133 | } |
| 3134 | |
| 3135 | static void |
| 3136 | atom_stbl_add_ctts_entry (AtomSTBL * stbl, guint32 nsamples, guint32 offset) |
| 3137 | { |
| 3138 | if (stbl->ctts == NULL) { |
| 3139 | stbl->ctts = atom_ctts_new (); |
| 3140 | } |
| 3141 | atom_ctts_add_entry (stbl->ctts, nsamples, offset); |
| 3142 | } |
| 3143 | |
| 3144 | void |
Thiago Santos | b692f9f | 2009-12-12 16:07:15 -0300 | [diff] [blame] | 3145 | atom_stbl_add_samples (AtomSTBL * stbl, guint32 nsamples, guint32 delta, |
Mark Nauwelaerts | b6945d4 | 2011-01-03 16:56:57 +0100 | [diff] [blame] | 3146 | guint32 size, guint64 chunk_offset, gboolean sync, gint64 pts_offset) |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 3147 | { |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 3148 | atom_stts_add_entry (&stbl->stts, nsamples, delta); |
| 3149 | atom_stsz_add_entry (&stbl->stsz, nsamples, size); |
Sebastian Dröge | c222578 | 2016-10-19 14:25:28 +0300 | [diff] [blame] | 3150 | if (atom_stco64_add_entry (&stbl->stco64, chunk_offset)) { |
| 3151 | atom_stsc_add_new_entry (&stbl->stsc, |
| 3152 | atom_stco64_get_entry_count (&stbl->stco64), nsamples); |
| 3153 | } else { |
| 3154 | atom_stsc_update_entry (&stbl->stsc, |
| 3155 | atom_stco64_get_entry_count (&stbl->stco64), nsamples); |
| 3156 | } |
| 3157 | |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 3158 | if (sync) |
| 3159 | atom_stbl_add_stss_entry (stbl); |
Mark Nauwelaerts | b6945d4 | 2011-01-03 16:56:57 +0100 | [diff] [blame] | 3160 | /* always store to arrange for consistent content */ |
| 3161 | atom_stbl_add_ctts_entry (stbl, nsamples, pts_offset); |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 3162 | } |
| 3163 | |
Thiago Santos | b692f9f | 2009-12-12 16:07:15 -0300 | [diff] [blame] | 3164 | void |
| 3165 | atom_trak_add_samples (AtomTRAK * trak, guint32 nsamples, guint32 delta, |
Mark Nauwelaerts | b6945d4 | 2011-01-03 16:56:57 +0100 | [diff] [blame] | 3166 | guint32 size, guint64 chunk_offset, gboolean sync, gint64 pts_offset) |
Thiago Santos | b692f9f | 2009-12-12 16:07:15 -0300 | [diff] [blame] | 3167 | { |
| 3168 | AtomSTBL *stbl = &trak->mdia.minf.stbl; |
| 3169 | atom_stbl_add_samples (stbl, nsamples, delta, size, chunk_offset, sync, |
Mark Nauwelaerts | b6945d4 | 2011-01-03 16:56:57 +0100 | [diff] [blame] | 3170 | pts_offset); |
Thiago Santos | b692f9f | 2009-12-12 16:07:15 -0300 | [diff] [blame] | 3171 | } |
| 3172 | |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 3173 | /* trak and moov molding */ |
| 3174 | |
| 3175 | guint32 |
| 3176 | atom_trak_get_timescale (AtomTRAK * trak) |
| 3177 | { |
| 3178 | return trak->mdia.mdhd.time_info.timescale; |
| 3179 | } |
| 3180 | |
Mark Nauwelaerts | 4b64dc2 | 2010-11-15 15:17:59 +0100 | [diff] [blame] | 3181 | guint32 |
| 3182 | atom_trak_get_id (AtomTRAK * trak) |
| 3183 | { |
| 3184 | return trak->tkhd.track_ID; |
| 3185 | } |
| 3186 | |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 3187 | static void |
| 3188 | atom_trak_set_id (AtomTRAK * trak, guint32 id) |
| 3189 | { |
| 3190 | trak->tkhd.track_ID = id; |
| 3191 | } |
| 3192 | |
Mark Nauwelaerts | ce865cc | 2010-11-05 12:08:15 +0100 | [diff] [blame] | 3193 | static void |
Marc-André Lureau | 2618cb0 | 2009-09-28 16:11:35 +0200 | [diff] [blame] | 3194 | atom_moov_add_trex (AtomMOOV * moov, AtomTREX * trex) |
| 3195 | { |
| 3196 | moov->mvex.trexs = g_list_append (moov->mvex.trexs, trex); |
| 3197 | } |
| 3198 | |
Mark Nauwelaerts | ce865cc | 2010-11-05 12:08:15 +0100 | [diff] [blame] | 3199 | static AtomTREX * |
| 3200 | atom_trex_new (AtomTRAK * trak) |
Marc-André Lureau | 2618cb0 | 2009-09-28 16:11:35 +0200 | [diff] [blame] | 3201 | { |
| 3202 | guint8 flags[3] = { 0, 0, 0 }; |
| 3203 | AtomTREX *trex = g_new0 (AtomTREX, 1); |
| 3204 | |
| 3205 | atom_full_init (&trex->header, FOURCC_trex, 0, 0, 0, flags); |
| 3206 | |
| 3207 | trex->track_ID = trak->tkhd.track_ID; |
Mark Nauwelaerts | ce865cc | 2010-11-05 12:08:15 +0100 | [diff] [blame] | 3208 | trex->default_sample_description_index = 1; |
| 3209 | trex->default_sample_duration = 0; |
| 3210 | trex->default_sample_size = 0; |
| 3211 | trex->default_sample_flags = 0; |
Marc-André Lureau | 2618cb0 | 2009-09-28 16:11:35 +0200 | [diff] [blame] | 3212 | |
| 3213 | return trex; |
| 3214 | } |
| 3215 | |
Mark Nauwelaerts | ce865cc | 2010-11-05 12:08:15 +0100 | [diff] [blame] | 3216 | void |
| 3217 | atom_moov_add_trak (AtomMOOV * moov, AtomTRAK * trak) |
| 3218 | { |
| 3219 | atom_trak_set_id (trak, moov->mvhd.next_track_id++); |
| 3220 | moov->traks = g_list_append (moov->traks, trak); |
| 3221 | /* additional trak means also new trex */ |
| 3222 | atom_moov_add_trex (moov, atom_trex_new (trak)); |
| 3223 | } |
| 3224 | |
Jan Schmidt | 1d058c7 | 2015-04-01 11:15:38 +1100 | [diff] [blame] | 3225 | guint |
| 3226 | atom_moov_get_trak_count (AtomMOOV * moov) |
| 3227 | { |
| 3228 | return g_list_length (moov->traks); |
| 3229 | } |
| 3230 | |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 3231 | static guint64 |
| 3232 | atom_trak_get_duration (AtomTRAK * trak) |
| 3233 | { |
| 3234 | return trak->tkhd.duration; |
| 3235 | } |
| 3236 | |
| 3237 | static guint64 |
| 3238 | atom_stts_get_total_duration (AtomSTTS * stts) |
| 3239 | { |
Mark Nauwelaerts | 150f9ad | 2010-01-26 17:54:28 +0100 | [diff] [blame] | 3240 | guint i; |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 3241 | guint64 sum = 0; |
| 3242 | |
Mark Nauwelaerts | 150f9ad | 2010-01-26 17:54:28 +0100 | [diff] [blame] | 3243 | for (i = 0; i < atom_array_get_len (&stts->entries); i++) { |
| 3244 | STTSEntry *entry = &atom_array_index (&stts->entries, i); |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 3245 | |
| 3246 | sum += (guint64) (entry->sample_count) * entry->sample_delta; |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 3247 | } |
| 3248 | return sum; |
| 3249 | } |
| 3250 | |
| 3251 | static void |
| 3252 | atom_trak_update_duration (AtomTRAK * trak, guint64 moov_timescale) |
| 3253 | { |
| 3254 | trak->mdia.mdhd.time_info.duration = |
| 3255 | atom_stts_get_total_duration (&trak->mdia.minf.stbl.stts); |
Thiago Santos | 009d104 | 2009-11-06 00:46:12 -0300 | [diff] [blame] | 3256 | if (trak->mdia.mdhd.time_info.timescale != 0) { |
| 3257 | trak->tkhd.duration = |
| 3258 | gst_util_uint64_scale (trak->mdia.mdhd.time_info.duration, |
| 3259 | moov_timescale, trak->mdia.mdhd.time_info.timescale); |
| 3260 | } else { |
| 3261 | trak->tkhd.duration = 0; |
| 3262 | } |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 3263 | } |
| 3264 | |
Vivia Nikolaidou | cdb7649 | 2016-06-24 16:32:37 +0300 | [diff] [blame] | 3265 | static void |
| 3266 | timecode_atom_trak_set_duration (AtomTRAK * trak, guint64 duration, |
| 3267 | guint64 timescale) |
| 3268 | { |
| 3269 | STTSEntry *entry; |
| 3270 | GList *iter; |
| 3271 | |
| 3272 | /* Sanity checks to ensure we have a timecode */ |
| 3273 | g_assert (trak->mdia.minf.gmhd != NULL); |
| 3274 | g_assert (atom_array_get_len (&trak->mdia.minf.stbl.stts.entries) == 1); |
| 3275 | |
Vivia Nikolaidou | cdb7649 | 2016-06-24 16:32:37 +0300 | [diff] [blame] | 3276 | for (iter = trak->mdia.minf.stbl.stsd.entries; iter; |
| 3277 | iter = g_list_next (iter)) { |
| 3278 | SampleTableEntry *entry = iter->data; |
| 3279 | if (entry->kind == TIMECODE) { |
| 3280 | SampleTableEntryTMCD *tmcd = (SampleTableEntryTMCD *) entry; |
| 3281 | |
Vivia Nikolaidou | af47e93 | 2017-01-27 16:14:16 +0200 | [diff] [blame] | 3282 | duration = duration * tmcd->timescale / timescale; |
| 3283 | timescale = tmcd->timescale; |
| 3284 | break; |
Vivia Nikolaidou | cdb7649 | 2016-06-24 16:32:37 +0300 | [diff] [blame] | 3285 | } |
| 3286 | } |
Vivia Nikolaidou | af47e93 | 2017-01-27 16:14:16 +0200 | [diff] [blame] | 3287 | |
| 3288 | trak->tkhd.duration = duration; |
| 3289 | trak->mdia.mdhd.time_info.duration = duration; |
| 3290 | trak->mdia.mdhd.time_info.timescale = timescale; |
| 3291 | |
| 3292 | entry = &atom_array_index (&trak->mdia.minf.stbl.stts.entries, 0); |
| 3293 | entry->sample_delta = duration; |
Vivia Nikolaidou | cdb7649 | 2016-06-24 16:32:37 +0300 | [diff] [blame] | 3294 | } |
| 3295 | |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 3296 | static guint32 |
| 3297 | atom_moov_get_timescale (AtomMOOV * moov) |
| 3298 | { |
| 3299 | return moov->mvhd.time_info.timescale; |
| 3300 | } |
| 3301 | |
| 3302 | void |
| 3303 | atom_moov_update_timescale (AtomMOOV * moov, guint32 timescale) |
| 3304 | { |
| 3305 | moov->mvhd.time_info.timescale = timescale; |
| 3306 | } |
| 3307 | |
| 3308 | void |
| 3309 | atom_moov_update_duration (AtomMOOV * moov) |
| 3310 | { |
| 3311 | GList *traks = moov->traks; |
| 3312 | guint64 dur, duration = 0; |
| 3313 | |
| 3314 | while (traks) { |
| 3315 | AtomTRAK *trak = (AtomTRAK *) traks->data; |
| 3316 | |
Vivia Nikolaidou | cdb7649 | 2016-06-24 16:32:37 +0300 | [diff] [blame] | 3317 | /* Skip timecodes for now: they have a placeholder duration */ |
| 3318 | if (trak->mdia.minf.gmhd == NULL) { |
| 3319 | atom_trak_update_duration (trak, atom_moov_get_timescale (moov)); |
| 3320 | dur = atom_trak_get_duration (trak); |
| 3321 | if (dur > duration) |
| 3322 | duration = dur; |
| 3323 | } |
| 3324 | traks = g_list_next (traks); |
| 3325 | } |
| 3326 | /* Now update the duration of the timecodes */ |
| 3327 | traks = moov->traks; |
| 3328 | while (traks) { |
| 3329 | AtomTRAK *trak = (AtomTRAK *) traks->data; |
| 3330 | |
| 3331 | if (trak->mdia.minf.gmhd != NULL) |
| 3332 | timecode_atom_trak_set_duration (trak, duration, |
| 3333 | atom_moov_get_timescale (moov)); |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 3334 | traks = g_list_next (traks); |
| 3335 | } |
| 3336 | moov->mvhd.time_info.duration = duration; |
Marc-André Lureau | 2618cb0 | 2009-09-28 16:11:35 +0200 | [diff] [blame] | 3337 | moov->mvex.mehd.fragment_duration = duration; |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 3338 | } |
| 3339 | |
Thiago Santos | b692f9f | 2009-12-12 16:07:15 -0300 | [diff] [blame] | 3340 | void |
Marc-André Lureau | 2618cb0 | 2009-09-28 16:11:35 +0200 | [diff] [blame] | 3341 | atom_moov_set_fragmented (AtomMOOV * moov, gboolean fragmented) |
| 3342 | { |
| 3343 | moov->fragmented = fragmented; |
| 3344 | } |
| 3345 | |
| 3346 | void |
Jan Schmidt | 1d058c7 | 2015-04-01 11:15:38 +1100 | [diff] [blame] | 3347 | atom_stco64_chunks_set_offset (AtomSTCO64 * stco64, guint32 offset) |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 3348 | { |
Jan Schmidt | 1d058c7 | 2015-04-01 11:15:38 +1100 | [diff] [blame] | 3349 | stco64->chunk_offset = offset; |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 3350 | } |
| 3351 | |
| 3352 | void |
Jan Schmidt | 1d058c7 | 2015-04-01 11:15:38 +1100 | [diff] [blame] | 3353 | atom_moov_chunks_set_offset (AtomMOOV * moov, guint32 offset) |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 3354 | { |
| 3355 | GList *traks = moov->traks; |
| 3356 | |
Jan Schmidt | 1d058c7 | 2015-04-01 11:15:38 +1100 | [diff] [blame] | 3357 | if (offset == moov->chunks_offset) |
| 3358 | return; /* Nothing to do */ |
| 3359 | |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 3360 | while (traks) { |
| 3361 | AtomTRAK *trak = (AtomTRAK *) traks->data; |
| 3362 | |
Jan Schmidt | 1d058c7 | 2015-04-01 11:15:38 +1100 | [diff] [blame] | 3363 | atom_stco64_chunks_set_offset (&trak->mdia.minf.stbl.stco64, offset); |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 3364 | traks = g_list_next (traks); |
| 3365 | } |
Jan Schmidt | 1d058c7 | 2015-04-01 11:15:38 +1100 | [diff] [blame] | 3366 | |
| 3367 | moov->chunks_offset = offset; |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 3368 | } |
| 3369 | |
Thiago Santos | 7a143ea | 2011-09-28 11:41:49 -0300 | [diff] [blame] | 3370 | void |
| 3371 | atom_trak_update_bitrates (AtomTRAK * trak, guint32 avg_bitrate, |
| 3372 | guint32 max_bitrate) |
| 3373 | { |
| 3374 | AtomESDS *esds = NULL; |
Thiago Santos | 31acc88 | 2011-09-30 12:41:52 -0300 | [diff] [blame] | 3375 | AtomData *btrt = NULL; |
Thiago Santos | 535f92a | 2011-09-30 13:02:31 -0300 | [diff] [blame] | 3376 | AtomWAVE *wave = NULL; |
Thiago Santos | 7a143ea | 2011-09-28 11:41:49 -0300 | [diff] [blame] | 3377 | AtomSTSD *stsd; |
| 3378 | GList *iter; |
| 3379 | GList *extensioniter = NULL; |
| 3380 | |
| 3381 | g_return_if_fail (trak != NULL); |
| 3382 | |
| 3383 | if (avg_bitrate == 0 && max_bitrate == 0) |
| 3384 | return; |
| 3385 | |
| 3386 | stsd = &trak->mdia.minf.stbl.stsd; |
| 3387 | for (iter = stsd->entries; iter; iter = g_list_next (iter)) { |
| 3388 | SampleTableEntry *entry = iter->data; |
| 3389 | |
| 3390 | switch (entry->kind) { |
| 3391 | case AUDIO:{ |
| 3392 | SampleTableEntryMP4A *audioentry = (SampleTableEntryMP4A *) entry; |
| 3393 | extensioniter = audioentry->extension_atoms; |
| 3394 | break; |
| 3395 | } |
| 3396 | case VIDEO:{ |
| 3397 | SampleTableEntryMP4V *videoentry = (SampleTableEntryMP4V *) entry; |
| 3398 | extensioniter = videoentry->extension_atoms; |
| 3399 | break; |
| 3400 | } |
| 3401 | default: |
| 3402 | break; |
| 3403 | } |
| 3404 | } |
| 3405 | |
| 3406 | for (; extensioniter; extensioniter = g_list_next (extensioniter)) { |
| 3407 | AtomInfo *atominfo = extensioniter->data; |
| 3408 | if (atominfo->atom->type == FOURCC_esds) { |
| 3409 | esds = (AtomESDS *) atominfo->atom; |
Thiago Santos | 31acc88 | 2011-09-30 12:41:52 -0300 | [diff] [blame] | 3410 | } else if (atominfo->atom->type == FOURCC_btrt) { |
| 3411 | btrt = (AtomData *) atominfo->atom; |
Thiago Santos | 535f92a | 2011-09-30 13:02:31 -0300 | [diff] [blame] | 3412 | } else if (atominfo->atom->type == FOURCC_wave) { |
| 3413 | wave = (AtomWAVE *) atominfo->atom; |
| 3414 | } |
| 3415 | } |
| 3416 | |
| 3417 | /* wave might have an esds internally */ |
| 3418 | if (wave) { |
| 3419 | for (extensioniter = wave->extension_atoms; extensioniter; |
| 3420 | extensioniter = g_list_next (extensioniter)) { |
| 3421 | AtomInfo *atominfo = extensioniter->data; |
| 3422 | if (atominfo->atom->type == FOURCC_esds) { |
| 3423 | esds = (AtomESDS *) atominfo->atom; |
| 3424 | break; |
| 3425 | } |
Thiago Santos | 7a143ea | 2011-09-28 11:41:49 -0300 | [diff] [blame] | 3426 | } |
| 3427 | } |
| 3428 | |
| 3429 | if (esds) { |
| 3430 | if (avg_bitrate && esds->es.dec_conf_desc.avg_bitrate == 0) |
| 3431 | esds->es.dec_conf_desc.avg_bitrate = avg_bitrate; |
| 3432 | if (max_bitrate && esds->es.dec_conf_desc.max_bitrate == 0) |
| 3433 | esds->es.dec_conf_desc.max_bitrate = max_bitrate; |
| 3434 | } |
Thiago Santos | 31acc88 | 2011-09-30 12:41:52 -0300 | [diff] [blame] | 3435 | if (btrt) { |
| 3436 | /* type(4bytes) + size(4bytes) + buffersize(4bytes) + |
| 3437 | * maxbitrate(bytes) + avgbitrate(bytes) */ |
| 3438 | if (max_bitrate && GST_READ_UINT32_BE (btrt->data + 4) == 0) |
| 3439 | GST_WRITE_UINT32_BE (btrt->data + 4, max_bitrate); |
| 3440 | if (avg_bitrate && GST_READ_UINT32_BE (btrt->data + 8) == 0) |
| 3441 | GST_WRITE_UINT32_BE (btrt->data + 8, avg_bitrate); |
| 3442 | } |
Thiago Santos | 7a143ea | 2011-09-28 11:41:49 -0300 | [diff] [blame] | 3443 | } |
| 3444 | |
Thiago Santos | d644cda | 2014-02-06 12:09:01 -0300 | [diff] [blame] | 3445 | void |
| 3446 | atom_trak_tx3g_update_dimension (AtomTRAK * trak, guint32 width, guint32 height) |
| 3447 | { |
| 3448 | AtomSTSD *stsd; |
| 3449 | GList *iter; |
| 3450 | SampleTableEntryTX3G *tx3g = NULL; |
| 3451 | |
| 3452 | stsd = &trak->mdia.minf.stbl.stsd; |
| 3453 | for (iter = stsd->entries; iter && tx3g == NULL; iter = g_list_next (iter)) { |
| 3454 | SampleTableEntry *entry = iter->data; |
| 3455 | |
| 3456 | switch (entry->kind) { |
| 3457 | case SUBTITLE:{ |
| 3458 | tx3g = (SampleTableEntryTX3G *) entry; |
| 3459 | break; |
| 3460 | } |
| 3461 | default: |
| 3462 | break; |
| 3463 | } |
| 3464 | } |
| 3465 | |
| 3466 | /* Currently we never set the vertical placement flag, so we don't |
| 3467 | * check for it to set the dimensions differently as the spec says. |
| 3468 | * Always do it for the not set case */ |
| 3469 | if (tx3g) { |
| 3470 | tx3g->font_size = 0.05 * height; |
| 3471 | |
| 3472 | height = 0.15 * height; |
| 3473 | trak->tkhd.width = width << 16; |
| 3474 | trak->tkhd.height = height << 16; |
| 3475 | tx3g->default_text_box = width | (height << 16); |
| 3476 | } |
| 3477 | } |
| 3478 | |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 3479 | /* |
| 3480 | * Meta tags functions |
| 3481 | */ |
| 3482 | static void |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 3483 | atom_tag_data_alloc_data (AtomTagData * data, guint size) |
| 3484 | { |
Reynaldo H. Verdejo Pinochet | 48c4362 | 2015-11-14 20:43:10 -0800 | [diff] [blame] | 3485 | g_free (data->data); |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 3486 | data->data = g_new0 (guint8, size); |
| 3487 | data->datalen = size; |
| 3488 | } |
| 3489 | |
| 3490 | static void |
Thiago Santos | 6321cde | 2015-01-31 13:14:44 -0300 | [diff] [blame] | 3491 | atom_udta_append_tag (AtomUDTA * udta, AtomInfo * tag) |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 3492 | { |
Mark Nauwelaerts | 7c9a609 | 2009-06-10 12:42:44 +0200 | [diff] [blame] | 3493 | GList **entries; |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 3494 | |
Thiago Santos | 6321cde | 2015-01-31 13:14:44 -0300 | [diff] [blame] | 3495 | if (udta->meta) |
| 3496 | entries = &udta->meta->ilst->entries; |
Mark Nauwelaerts | 7c9a609 | 2009-06-10 12:42:44 +0200 | [diff] [blame] | 3497 | else |
Thiago Santos | 6321cde | 2015-01-31 13:14:44 -0300 | [diff] [blame] | 3498 | entries = &udta->entries; |
Mark Nauwelaerts | 7c9a609 | 2009-06-10 12:42:44 +0200 | [diff] [blame] | 3499 | *entries = g_list_append (*entries, tag); |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 3500 | } |
| 3501 | |
| 3502 | void |
Thiago Santos | 6321cde | 2015-01-31 13:14:44 -0300 | [diff] [blame] | 3503 | atom_udta_add_tag (AtomUDTA * udta, guint32 fourcc, guint32 flags, |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 3504 | const guint8 * data, guint size) |
| 3505 | { |
| 3506 | AtomTag *tag; |
| 3507 | AtomTagData *tdata; |
| 3508 | |
| 3509 | tag = atom_tag_new (fourcc, flags); |
| 3510 | tdata = &tag->data; |
| 3511 | atom_tag_data_alloc_data (tdata, size); |
Tim-Philipp Müller | d9c2914 | 2013-11-21 15:30:34 +0000 | [diff] [blame] | 3512 | memmove (tdata->data, data, size); |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 3513 | |
Thiago Santos | 6321cde | 2015-01-31 13:14:44 -0300 | [diff] [blame] | 3514 | atom_udta_append_tag (udta, |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 3515 | build_atom_info_wrapper ((Atom *) tag, atom_tag_copy_data, |
| 3516 | atom_tag_free)); |
| 3517 | } |
| 3518 | |
| 3519 | void |
Thiago Santos | 6321cde | 2015-01-31 13:14:44 -0300 | [diff] [blame] | 3520 | atom_udta_add_str_tag (AtomUDTA * udta, guint32 fourcc, const gchar * value) |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 3521 | { |
| 3522 | gint len = strlen (value); |
| 3523 | |
| 3524 | if (len > 0) |
Thiago Santos | 6321cde | 2015-01-31 13:14:44 -0300 | [diff] [blame] | 3525 | atom_udta_add_tag (udta, fourcc, METADATA_TEXT_FLAG, (guint8 *) value, len); |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 3526 | } |
| 3527 | |
| 3528 | void |
Thiago Santos | 6321cde | 2015-01-31 13:14:44 -0300 | [diff] [blame] | 3529 | atom_udta_add_uint_tag (AtomUDTA * udta, guint32 fourcc, guint32 flags, |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 3530 | guint32 value) |
| 3531 | { |
| 3532 | guint8 data[8] = { 0, }; |
| 3533 | |
| 3534 | if (flags) { |
| 3535 | GST_WRITE_UINT16_BE (data, value); |
Thiago Santos | 6321cde | 2015-01-31 13:14:44 -0300 | [diff] [blame] | 3536 | atom_udta_add_tag (udta, fourcc, flags, data, 2); |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 3537 | } else { |
| 3538 | GST_WRITE_UINT32_BE (data + 2, value); |
Thiago Santos | 6321cde | 2015-01-31 13:14:44 -0300 | [diff] [blame] | 3539 | atom_udta_add_tag (udta, fourcc, flags, data, 8); |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 3540 | } |
| 3541 | } |
| 3542 | |
Thiago Santos | 03f1a2e | 2015-06-11 01:04:51 -0300 | [diff] [blame] | 3543 | #define GST_BUFFER_NEW_READONLY(mem, size) \ |
| 3544 | gst_buffer_new_wrapped_full (GST_MEMORY_FLAG_READONLY, mem, size, \ |
| 3545 | 0, size, mem, NULL) |
Mark Nauwelaerts | f886681 | 2011-06-29 12:46:20 +0200 | [diff] [blame] | 3546 | |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 3547 | void |
Thiago Santos | 6321cde | 2015-01-31 13:14:44 -0300 | [diff] [blame] | 3548 | atom_udta_add_blob_tag (AtomUDTA * udta, guint8 * data, guint size) |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 3549 | { |
| 3550 | AtomData *data_atom; |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 3551 | guint len; |
| 3552 | guint32 fourcc; |
| 3553 | |
| 3554 | if (size < 8) |
| 3555 | return; |
| 3556 | |
| 3557 | /* blob is unparsed atom; |
| 3558 | * extract size and fourcc, and wrap remainder in data atom */ |
| 3559 | len = GST_READ_UINT32_BE (data); |
| 3560 | fourcc = GST_READ_UINT32_LE (data + 4); |
| 3561 | if (len > size) |
| 3562 | return; |
| 3563 | |
Thiago Santos | 1596972 | 2015-06-11 00:14:41 -0300 | [diff] [blame] | 3564 | data_atom = atom_data_new_from_data (fourcc, data + 8, len - 8); |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 3565 | |
Thiago Santos | 6321cde | 2015-01-31 13:14:44 -0300 | [diff] [blame] | 3566 | atom_udta_append_tag (udta, |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 3567 | build_atom_info_wrapper ((Atom *) data_atom, atom_data_copy_data, |
| 3568 | atom_data_free)); |
| 3569 | } |
| 3570 | |
Mark Nauwelaerts | 7c9a609 | 2009-06-10 12:42:44 +0200 | [diff] [blame] | 3571 | void |
Thiago Santos | 6321cde | 2015-01-31 13:14:44 -0300 | [diff] [blame] | 3572 | atom_udta_add_3gp_tag (AtomUDTA * udta, guint32 fourcc, guint8 * data, |
Mark Nauwelaerts | 7c9a609 | 2009-06-10 12:42:44 +0200 | [diff] [blame] | 3573 | guint size) |
| 3574 | { |
| 3575 | AtomData *data_atom; |
Thiago Santos | 1596972 | 2015-06-11 00:14:41 -0300 | [diff] [blame] | 3576 | |
| 3577 | data_atom = atom_data_new (fourcc); |
Mark Nauwelaerts | 7c9a609 | 2009-06-10 12:42:44 +0200 | [diff] [blame] | 3578 | |
| 3579 | /* need full atom */ |
Thiago Santos | 1596972 | 2015-06-11 00:14:41 -0300 | [diff] [blame] | 3580 | atom_data_alloc_mem (data_atom, size + 4); |
Mark Nauwelaerts | 7c9a609 | 2009-06-10 12:42:44 +0200 | [diff] [blame] | 3581 | |
Thiago Santos | 1596972 | 2015-06-11 00:14:41 -0300 | [diff] [blame] | 3582 | /* full atom: version and flags */ |
| 3583 | GST_WRITE_UINT32_BE (data_atom->data, 0); |
| 3584 | memcpy (data_atom->data + 4, data, size); |
Mark Nauwelaerts | 7c9a609 | 2009-06-10 12:42:44 +0200 | [diff] [blame] | 3585 | |
Thiago Santos | 6321cde | 2015-01-31 13:14:44 -0300 | [diff] [blame] | 3586 | atom_udta_append_tag (udta, |
Mark Nauwelaerts | 7c9a609 | 2009-06-10 12:42:44 +0200 | [diff] [blame] | 3587 | build_atom_info_wrapper ((Atom *) data_atom, atom_data_copy_data, |
| 3588 | atom_data_free)); |
| 3589 | } |
| 3590 | |
| 3591 | guint16 |
| 3592 | language_code (const char *lang) |
| 3593 | { |
| 3594 | g_return_val_if_fail (lang != NULL, 0); |
| 3595 | g_return_val_if_fail (strlen (lang) == 3, 0); |
| 3596 | |
| 3597 | return (((lang[0] - 0x60) & 0x1F) << 10) + (((lang[1] - 0x60) & 0x1F) << 5) + |
| 3598 | ((lang[2] - 0x60) & 0x1F); |
| 3599 | } |
| 3600 | |
| 3601 | void |
Thiago Santos | 6321cde | 2015-01-31 13:14:44 -0300 | [diff] [blame] | 3602 | atom_udta_add_3gp_str_int_tag (AtomUDTA * udta, guint32 fourcc, |
Mark Nauwelaerts | 7c9a609 | 2009-06-10 12:42:44 +0200 | [diff] [blame] | 3603 | const gchar * value, gint16 ivalue) |
| 3604 | { |
| 3605 | gint len = 0, size = 0; |
| 3606 | guint8 *data; |
| 3607 | |
| 3608 | if (value) { |
| 3609 | len = strlen (value); |
| 3610 | size = len + 3; |
| 3611 | } |
| 3612 | |
| 3613 | if (ivalue >= 0) |
| 3614 | size += 2; |
| 3615 | |
| 3616 | data = g_malloc (size + 3); |
| 3617 | /* language tag and null-terminated UTF-8 string */ |
| 3618 | if (value) { |
| 3619 | GST_WRITE_UINT16_BE (data, language_code (GST_QT_MUX_DEFAULT_TAG_LANGUAGE)); |
| 3620 | /* include 0 terminator */ |
| 3621 | memcpy (data + 2, value, len + 1); |
| 3622 | } |
| 3623 | /* 16-bit unsigned int if standalone, otherwise 8-bit */ |
| 3624 | if (ivalue >= 0) { |
| 3625 | if (size == 2) |
| 3626 | GST_WRITE_UINT16_BE (data + size - 2, ivalue); |
| 3627 | else { |
| 3628 | GST_WRITE_UINT8 (data + size - 2, ivalue & 0xFF); |
| 3629 | size--; |
| 3630 | } |
| 3631 | } |
| 3632 | |
Thiago Santos | 6321cde | 2015-01-31 13:14:44 -0300 | [diff] [blame] | 3633 | atom_udta_add_3gp_tag (udta, fourcc, data, size); |
Mark Nauwelaerts | 7c9a609 | 2009-06-10 12:42:44 +0200 | [diff] [blame] | 3634 | g_free (data); |
| 3635 | } |
| 3636 | |
| 3637 | void |
Thiago Santos | 6321cde | 2015-01-31 13:14:44 -0300 | [diff] [blame] | 3638 | atom_udta_add_3gp_str_tag (AtomUDTA * udta, guint32 fourcc, const gchar * value) |
Mark Nauwelaerts | 7c9a609 | 2009-06-10 12:42:44 +0200 | [diff] [blame] | 3639 | { |
Thiago Santos | 6321cde | 2015-01-31 13:14:44 -0300 | [diff] [blame] | 3640 | atom_udta_add_3gp_str_int_tag (udta, fourcc, value, -1); |
Mark Nauwelaerts | 7c9a609 | 2009-06-10 12:42:44 +0200 | [diff] [blame] | 3641 | } |
| 3642 | |
| 3643 | void |
Thiago Santos | 6321cde | 2015-01-31 13:14:44 -0300 | [diff] [blame] | 3644 | atom_udta_add_3gp_uint_tag (AtomUDTA * udta, guint32 fourcc, guint16 value) |
Mark Nauwelaerts | 7c9a609 | 2009-06-10 12:42:44 +0200 | [diff] [blame] | 3645 | { |
Thiago Santos | 6321cde | 2015-01-31 13:14:44 -0300 | [diff] [blame] | 3646 | atom_udta_add_3gp_str_int_tag (udta, fourcc, NULL, value); |
Mark Nauwelaerts | 7c9a609 | 2009-06-10 12:42:44 +0200 | [diff] [blame] | 3647 | } |
| 3648 | |
Thiago Santos | a740adc | 2010-02-22 16:45:34 -0300 | [diff] [blame] | 3649 | void |
Thiago Santos | 6321cde | 2015-01-31 13:14:44 -0300 | [diff] [blame] | 3650 | atom_udta_add_xmp_tags (AtomUDTA * udta, GstBuffer * xmpbuffer) |
Thiago Santos | a740adc | 2010-02-22 16:45:34 -0300 | [diff] [blame] | 3651 | { |
Thiago Santos | a740adc | 2010-02-22 16:45:34 -0300 | [diff] [blame] | 3652 | AtomData *data_atom = NULL; |
| 3653 | |
Thiago Santos | 6321cde | 2015-01-31 13:14:44 -0300 | [diff] [blame] | 3654 | if (udta->context->flavor == ATOMS_TREE_FLAVOR_MOV) { |
Thiago Santos | 7065a65 | 2010-09-15 17:54:49 -0300 | [diff] [blame] | 3655 | if (xmpbuffer) { |
| 3656 | data_atom = atom_data_new_from_gst_buffer (FOURCC_XMP_, xmpbuffer); |
Thiago Santos | 6321cde | 2015-01-31 13:14:44 -0300 | [diff] [blame] | 3657 | udta->entries = g_list_append (udta->entries, |
Thiago Santos | 7065a65 | 2010-09-15 17:54:49 -0300 | [diff] [blame] | 3658 | build_atom_info_wrapper ((Atom *) data_atom, atom_data_copy_data, |
| 3659 | atom_data_free)); |
Thiago Santos | 7065a65 | 2010-09-15 17:54:49 -0300 | [diff] [blame] | 3660 | } |
| 3661 | } else { |
| 3662 | GST_DEBUG ("Not adding xmp to moov atom, it is only used in 'mov' format"); |
| 3663 | } |
Thiago Santos | a740adc | 2010-02-22 16:45:34 -0300 | [diff] [blame] | 3664 | } |
| 3665 | |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 3666 | /* |
| 3667 | * Functions for specifying media types |
| 3668 | */ |
| 3669 | |
| 3670 | static void |
| 3671 | atom_minf_set_audio (AtomMINF * minf) |
| 3672 | { |
| 3673 | atom_minf_clear_handlers (minf); |
| 3674 | minf->smhd = atom_smhd_new (); |
| 3675 | } |
| 3676 | |
| 3677 | static void |
| 3678 | atom_minf_set_video (AtomMINF * minf, AtomsContext * context) |
| 3679 | { |
| 3680 | atom_minf_clear_handlers (minf); |
| 3681 | minf->vmhd = atom_vmhd_new (context); |
| 3682 | } |
| 3683 | |
| 3684 | static void |
Thiago Santos | d644cda | 2014-02-06 12:09:01 -0300 | [diff] [blame] | 3685 | atom_minf_set_subtitle (AtomMINF * minf) |
| 3686 | { |
| 3687 | atom_minf_clear_handlers (minf); |
| 3688 | } |
| 3689 | |
| 3690 | static void |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 3691 | atom_hdlr_set_type (AtomHDLR * hdlr, AtomsContext * context, guint32 comp_type, |
| 3692 | guint32 hdlr_type) |
| 3693 | { |
| 3694 | if (context->flavor == ATOMS_TREE_FLAVOR_MOV) { |
| 3695 | hdlr->component_type = comp_type; |
| 3696 | } |
| 3697 | hdlr->handler_type = hdlr_type; |
| 3698 | } |
| 3699 | |
| 3700 | static void |
Benjamin Otte | c4161b3 | 2010-03-22 13:16:33 +0100 | [diff] [blame] | 3701 | atom_hdlr_set_name (AtomHDLR * hdlr, const char *name) |
Michael Smith | 5f1941a | 2010-01-22 13:36:04 -0800 | [diff] [blame] | 3702 | { |
Reynaldo H. Verdejo Pinochet | 48c4362 | 2015-11-14 20:43:10 -0800 | [diff] [blame] | 3703 | g_free (hdlr->name); |
Michael Smith | 5f1941a | 2010-01-22 13:36:04 -0800 | [diff] [blame] | 3704 | hdlr->name = g_strdup (name); |
| 3705 | } |
| 3706 | |
| 3707 | static void |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 3708 | atom_mdia_set_hdlr_type_audio (AtomMDIA * mdia, AtomsContext * context) |
| 3709 | { |
| 3710 | atom_hdlr_set_type (&mdia->hdlr, context, FOURCC_mhlr, FOURCC_soun); |
Michael Smith | 5f1941a | 2010-01-22 13:36:04 -0800 | [diff] [blame] | 3711 | /* Some players (low-end hardware) check for this name, which is what |
| 3712 | * QuickTime itself sets */ |
| 3713 | atom_hdlr_set_name (&mdia->hdlr, "SoundHandler"); |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 3714 | } |
| 3715 | |
| 3716 | static void |
| 3717 | atom_mdia_set_hdlr_type_video (AtomMDIA * mdia, AtomsContext * context) |
| 3718 | { |
| 3719 | atom_hdlr_set_type (&mdia->hdlr, context, FOURCC_mhlr, FOURCC_vide); |
Michael Smith | 5f1941a | 2010-01-22 13:36:04 -0800 | [diff] [blame] | 3720 | /* Some players (low-end hardware) check for this name, which is what |
| 3721 | * QuickTime itself sets */ |
| 3722 | atom_hdlr_set_name (&mdia->hdlr, "VideoHandler"); |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 3723 | } |
| 3724 | |
| 3725 | static void |
Thiago Santos | d644cda | 2014-02-06 12:09:01 -0300 | [diff] [blame] | 3726 | atom_mdia_set_hdlr_type_subtitle (AtomMDIA * mdia, AtomsContext * context) |
| 3727 | { |
| 3728 | atom_hdlr_set_type (&mdia->hdlr, context, FOURCC_mhlr, FOURCC_sbtl); |
| 3729 | |
| 3730 | /* Just follows the pattern from video and audio above */ |
| 3731 | atom_hdlr_set_name (&mdia->hdlr, "SubtitleHandler"); |
| 3732 | } |
| 3733 | |
| 3734 | static void |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 3735 | atom_mdia_set_audio (AtomMDIA * mdia, AtomsContext * context) |
| 3736 | { |
| 3737 | atom_mdia_set_hdlr_type_audio (mdia, context); |
| 3738 | atom_minf_set_audio (&mdia->minf); |
| 3739 | } |
| 3740 | |
| 3741 | static void |
| 3742 | atom_mdia_set_video (AtomMDIA * mdia, AtomsContext * context) |
| 3743 | { |
| 3744 | atom_mdia_set_hdlr_type_video (mdia, context); |
| 3745 | atom_minf_set_video (&mdia->minf, context); |
| 3746 | } |
| 3747 | |
| 3748 | static void |
Thiago Santos | d644cda | 2014-02-06 12:09:01 -0300 | [diff] [blame] | 3749 | atom_mdia_set_subtitle (AtomMDIA * mdia, AtomsContext * context) |
| 3750 | { |
| 3751 | atom_mdia_set_hdlr_type_subtitle (mdia, context); |
| 3752 | atom_minf_set_subtitle (&mdia->minf); |
| 3753 | } |
| 3754 | |
| 3755 | static void |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 3756 | atom_tkhd_set_audio (AtomTKHD * tkhd) |
| 3757 | { |
| 3758 | tkhd->volume = 0x0100; |
| 3759 | tkhd->width = tkhd->height = 0; |
| 3760 | } |
| 3761 | |
| 3762 | static void |
| 3763 | atom_tkhd_set_video (AtomTKHD * tkhd, AtomsContext * context, guint32 width, |
| 3764 | guint32 height) |
| 3765 | { |
| 3766 | tkhd->volume = 0; |
| 3767 | |
| 3768 | /* qt and ISO base media do not contradict, and examples agree */ |
| 3769 | tkhd->width = width; |
| 3770 | tkhd->height = height; |
| 3771 | } |
| 3772 | |
Thiago Santos | 8d80e93 | 2009-11-06 10:34:39 -0300 | [diff] [blame] | 3773 | static void |
Thiago Santos | d644cda | 2014-02-06 12:09:01 -0300 | [diff] [blame] | 3774 | atom_tkhd_set_subtitle (AtomTKHD * tkhd, AtomsContext * context, guint32 width, |
| 3775 | guint32 height) |
| 3776 | { |
| 3777 | tkhd->volume = 0; |
| 3778 | |
| 3779 | /* qt and ISO base media do not contradict, and examples agree */ |
| 3780 | tkhd->width = width; |
| 3781 | tkhd->height = height; |
| 3782 | } |
| 3783 | |
| 3784 | |
| 3785 | static void |
Jan Schmidt | 3d7b343 | 2015-04-01 00:58:52 +1100 | [diff] [blame] | 3786 | atom_edts_add_entry (AtomEDTS * edts, gint index, EditListEntry * entry) |
Thiago Santos | 8d80e93 | 2009-11-06 10:34:39 -0300 | [diff] [blame] | 3787 | { |
Jan Schmidt | 3d7b343 | 2015-04-01 00:58:52 +1100 | [diff] [blame] | 3788 | EditListEntry *e = |
| 3789 | (EditListEntry *) g_slist_nth_data (edts->elst.entries, index); |
| 3790 | /* Create a new entry if missing (appends to the list if index is larger) */ |
| 3791 | if (e == NULL) { |
| 3792 | e = g_new (EditListEntry, 1); |
| 3793 | edts->elst.entries = g_slist_insert (edts->elst.entries, e, index); |
| 3794 | } |
| 3795 | |
| 3796 | /* Update the entry */ |
| 3797 | *e = *entry; |
Thiago Santos | 8d80e93 | 2009-11-06 10:34:39 -0300 | [diff] [blame] | 3798 | } |
| 3799 | |
Sebastian Dröge | 1426a55 | 2017-02-08 17:24:26 +0200 | [diff] [blame] | 3800 | void |
| 3801 | atom_trak_edts_clear (AtomTRAK * trak) |
| 3802 | { |
| 3803 | if (trak->edts) { |
Sebastian Dröge | 98583dc | 2017-03-08 16:01:02 +0200 | [diff] [blame] | 3804 | atom_edts_free (trak->edts); |
Sebastian Dröge | 1426a55 | 2017-02-08 17:24:26 +0200 | [diff] [blame] | 3805 | trak->edts = NULL; |
| 3806 | } |
| 3807 | } |
| 3808 | |
Jan Schmidt | 3d7b343 | 2015-04-01 00:58:52 +1100 | [diff] [blame] | 3809 | /* |
| 3810 | * Update an entry in this trak edits list, creating it if needed. |
| 3811 | * index is the index of the entry to update, or create if it's past the end. |
Thiago Santos | 8d80e93 | 2009-11-06 10:34:39 -0300 | [diff] [blame] | 3812 | * duration is in the moov's timescale |
| 3813 | * media_time is the offset in the media time to start from (media's timescale) |
| 3814 | * rate is a 32 bits fixed-point |
| 3815 | */ |
| 3816 | void |
Jan Schmidt | 3d7b343 | 2015-04-01 00:58:52 +1100 | [diff] [blame] | 3817 | atom_trak_set_elst_entry (AtomTRAK * trak, gint index, |
| 3818 | guint32 duration, guint32 media_time, guint32 rate) |
Thiago Santos | 8d80e93 | 2009-11-06 10:34:39 -0300 | [diff] [blame] | 3819 | { |
Jan Schmidt | 3d7b343 | 2015-04-01 00:58:52 +1100 | [diff] [blame] | 3820 | EditListEntry entry; |
Thiago Santos | 8d80e93 | 2009-11-06 10:34:39 -0300 | [diff] [blame] | 3821 | |
Jan Schmidt | 3d7b343 | 2015-04-01 00:58:52 +1100 | [diff] [blame] | 3822 | entry.duration = duration; |
| 3823 | entry.media_time = media_time; |
| 3824 | entry.media_rate = rate; |
Thiago Santos | 8d80e93 | 2009-11-06 10:34:39 -0300 | [diff] [blame] | 3825 | |
Jan Schmidt | 3d7b343 | 2015-04-01 00:58:52 +1100 | [diff] [blame] | 3826 | if (trak->edts == NULL) |
Thiago Santos | 8d80e93 | 2009-11-06 10:34:39 -0300 | [diff] [blame] | 3827 | trak->edts = atom_edts_new (); |
Jan Schmidt | 3d7b343 | 2015-04-01 00:58:52 +1100 | [diff] [blame] | 3828 | |
| 3829 | atom_edts_add_entry (trak->edts, index, &entry); |
Thiago Santos | 8d80e93 | 2009-11-06 10:34:39 -0300 | [diff] [blame] | 3830 | } |
| 3831 | |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 3832 | /* re-negotiation is prevented at top-level, so only 1 entry expected. |
| 3833 | * Quite some more care here and elsewhere may be needed to |
| 3834 | * support several entries */ |
| 3835 | static SampleTableEntryMP4A * |
| 3836 | atom_trak_add_audio_entry (AtomTRAK * trak, AtomsContext * context, |
| 3837 | guint32 type) |
| 3838 | { |
| 3839 | AtomSTSD *stsd = &trak->mdia.minf.stbl.stsd; |
| 3840 | SampleTableEntryMP4A *mp4a = sample_entry_mp4a_new (); |
| 3841 | |
| 3842 | mp4a->se.header.type = type; |
| 3843 | mp4a->se.kind = AUDIO; |
| 3844 | mp4a->compression_id = -1; |
| 3845 | mp4a->se.data_reference_index = 1; |
| 3846 | |
| 3847 | stsd->entries = g_list_prepend (stsd->entries, mp4a); |
| 3848 | stsd->n_entries++; |
| 3849 | return mp4a; |
| 3850 | } |
| 3851 | |
Sebastian Dröge | e51c08b | 2017-04-14 13:38:53 +0300 | [diff] [blame] | 3852 | /* return number of centiframes per second */ |
| 3853 | guint |
| 3854 | atom_framerate_to_timescale (gint n, gint d) |
| 3855 | { |
| 3856 | if (n == 0) |
| 3857 | return 10000; |
| 3858 | |
| 3859 | if (d != 1 && d != 1001) { |
| 3860 | /* otherwise there are probably rounding errors and we should rather guess |
| 3861 | * if it's close enough to a well known framerate */ |
| 3862 | gst_video_guess_framerate (gst_util_uint64_scale (d, GST_SECOND, n), &n, |
| 3863 | &d); |
| 3864 | } |
| 3865 | |
| 3866 | return gst_util_uint64_scale (n, 100, d); |
| 3867 | } |
| 3868 | |
Vivia Nikolaidou | cdb7649 | 2016-06-24 16:32:37 +0300 | [diff] [blame] | 3869 | static SampleTableEntryTMCD * |
| 3870 | atom_trak_add_timecode_entry (AtomTRAK * trak, AtomsContext * context, |
Vivia Nikolaidou | 379059b | 2018-01-19 15:05:26 +0200 | [diff] [blame] | 3871 | guint32 trak_timescale, GstVideoTimeCode * tc) |
Vivia Nikolaidou | cdb7649 | 2016-06-24 16:32:37 +0300 | [diff] [blame] | 3872 | { |
| 3873 | AtomSTSD *stsd = &trak->mdia.minf.stbl.stsd; |
| 3874 | SampleTableEntryTMCD *tmcd = sample_entry_tmcd_new (); |
| 3875 | |
Vivia Nikolaidou | 379059b | 2018-01-19 15:05:26 +0200 | [diff] [blame] | 3876 | g_assert (trak_timescale != 0); |
| 3877 | |
Vivia Nikolaidou | cdb7649 | 2016-06-24 16:32:37 +0300 | [diff] [blame] | 3878 | trak->mdia.hdlr.component_type = FOURCC_mhlr; |
| 3879 | trak->mdia.hdlr.handler_type = FOURCC_tmcd; |
Sebastian Dröge | 0e62a06 | 2017-03-08 15:27:32 +0200 | [diff] [blame] | 3880 | g_free (trak->mdia.hdlr.name); |
Vivia Nikolaidou | cdb7649 | 2016-06-24 16:32:37 +0300 | [diff] [blame] | 3881 | trak->mdia.hdlr.name = g_strdup ("Time Code Media Handler"); |
Vivia Nikolaidou | 379059b | 2018-01-19 15:05:26 +0200 | [diff] [blame] | 3882 | trak->mdia.mdhd.time_info.timescale = trak_timescale; |
Vivia Nikolaidou | cdb7649 | 2016-06-24 16:32:37 +0300 | [diff] [blame] | 3883 | |
| 3884 | tmcd->se.kind = TIMECODE; |
| 3885 | tmcd->se.data_reference_index = 1; |
| 3886 | tmcd->tc_flags = TC_24H_MAX; |
| 3887 | if (tc->config.flags &= GST_VIDEO_TIME_CODE_FLAGS_DROP_FRAME) |
| 3888 | tmcd->tc_flags |= TC_DROP_FRAME; |
| 3889 | tmcd->name.language_code = 0; |
| 3890 | tmcd->name.name = g_strdup ("Tape"); |
Vivia Nikolaidou | 379059b | 2018-01-19 15:05:26 +0200 | [diff] [blame] | 3891 | tmcd->timescale = trak_timescale; |
| 3892 | tmcd->frame_duration = |
| 3893 | gst_util_uint64_scale (tmcd->timescale, tc->config.fps_d, |
| 3894 | tc->config.fps_n); |
Vivia Nikolaidou | af47e93 | 2017-01-27 16:14:16 +0200 | [diff] [blame] | 3895 | if (tc->config.fps_d == 1001) |
| 3896 | tmcd->n_frames = tc->config.fps_n / 1000; |
| 3897 | else |
| 3898 | tmcd->n_frames = tc->config.fps_n / tc->config.fps_d; |
Vivia Nikolaidou | cdb7649 | 2016-06-24 16:32:37 +0300 | [diff] [blame] | 3899 | |
| 3900 | stsd->entries = g_list_prepend (stsd->entries, tmcd); |
| 3901 | stsd->n_entries++; |
| 3902 | return tmcd; |
| 3903 | } |
| 3904 | |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 3905 | static SampleTableEntryMP4V * |
| 3906 | atom_trak_add_video_entry (AtomTRAK * trak, AtomsContext * context, |
| 3907 | guint32 type) |
| 3908 | { |
| 3909 | SampleTableEntryMP4V *mp4v = sample_entry_mp4v_new (context); |
| 3910 | AtomSTSD *stsd = &trak->mdia.minf.stbl.stsd; |
| 3911 | |
| 3912 | mp4v->se.header.type = type; |
| 3913 | mp4v->se.kind = VIDEO; |
| 3914 | mp4v->se.data_reference_index = 1; |
| 3915 | mp4v->horizontal_resolution = 72 << 16; |
| 3916 | mp4v->vertical_resolution = 72 << 16; |
| 3917 | if (context->flavor == ATOMS_TREE_FLAVOR_MOV) { |
| 3918 | mp4v->spatial_quality = 512; |
| 3919 | mp4v->temporal_quality = 512; |
| 3920 | } |
| 3921 | |
| 3922 | stsd->entries = g_list_prepend (stsd->entries, mp4v); |
| 3923 | stsd->n_entries++; |
| 3924 | return mp4v; |
| 3925 | } |
| 3926 | |
Thiago Santos | d644cda | 2014-02-06 12:09:01 -0300 | [diff] [blame] | 3927 | static SampleTableEntryTX3G * |
| 3928 | atom_trak_add_subtitle_entry (AtomTRAK * trak, AtomsContext * context, |
| 3929 | guint32 type) |
| 3930 | { |
| 3931 | SampleTableEntryTX3G *tx3g = sample_entry_tx3g_new (); |
| 3932 | AtomSTSD *stsd = &trak->mdia.minf.stbl.stsd; |
| 3933 | |
| 3934 | tx3g->se.header.type = type; |
| 3935 | tx3g->se.kind = SUBTITLE; |
| 3936 | tx3g->se.data_reference_index = 1; |
| 3937 | |
| 3938 | stsd->entries = g_list_prepend (stsd->entries, tx3g); |
| 3939 | stsd->n_entries++; |
| 3940 | return tx3g; |
| 3941 | } |
| 3942 | |
| 3943 | |
Sebastian Dröge | 55f9496 | 2017-03-09 10:15:34 +0200 | [diff] [blame] | 3944 | void |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 3945 | atom_trak_set_constant_size_samples (AtomTRAK * trak, guint32 sample_size) |
| 3946 | { |
| 3947 | trak->mdia.minf.stbl.stsz.sample_size = sample_size; |
| 3948 | } |
| 3949 | |
| 3950 | static void |
| 3951 | atom_trak_set_audio (AtomTRAK * trak, AtomsContext * context) |
| 3952 | { |
| 3953 | atom_tkhd_set_audio (&trak->tkhd); |
| 3954 | atom_mdia_set_audio (&trak->mdia, context); |
| 3955 | } |
| 3956 | |
| 3957 | static void |
| 3958 | atom_trak_set_video (AtomTRAK * trak, AtomsContext * context, guint32 width, |
| 3959 | guint32 height) |
| 3960 | { |
| 3961 | atom_tkhd_set_video (&trak->tkhd, context, width, height); |
| 3962 | atom_mdia_set_video (&trak->mdia, context); |
| 3963 | } |
| 3964 | |
| 3965 | static void |
Thiago Santos | d644cda | 2014-02-06 12:09:01 -0300 | [diff] [blame] | 3966 | atom_trak_set_subtitle (AtomTRAK * trak, AtomsContext * context) |
| 3967 | { |
| 3968 | atom_tkhd_set_subtitle (&trak->tkhd, context, 0, 0); |
| 3969 | atom_mdia_set_subtitle (&trak->mdia, context); |
| 3970 | } |
| 3971 | |
| 3972 | static void |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 3973 | atom_trak_set_audio_commons (AtomTRAK * trak, AtomsContext * context, |
| 3974 | guint32 rate) |
| 3975 | { |
| 3976 | atom_trak_set_audio (trak, context); |
| 3977 | trak->mdia.mdhd.time_info.timescale = rate; |
| 3978 | } |
| 3979 | |
| 3980 | static void |
| 3981 | atom_trak_set_video_commons (AtomTRAK * trak, AtomsContext * context, |
| 3982 | guint32 rate, guint32 width, guint32 height) |
| 3983 | { |
| 3984 | atom_trak_set_video (trak, context, width, height); |
| 3985 | trak->mdia.mdhd.time_info.timescale = rate; |
| 3986 | trak->tkhd.width = width << 16; |
| 3987 | trak->tkhd.height = height << 16; |
| 3988 | } |
| 3989 | |
Thiago Santos | d644cda | 2014-02-06 12:09:01 -0300 | [diff] [blame] | 3990 | static void |
| 3991 | atom_trak_set_subtitle_commons (AtomTRAK * trak, AtomsContext * context) |
| 3992 | { |
| 3993 | atom_trak_set_subtitle (trak, context); |
| 3994 | trak->mdia.mdhd.time_info.timescale = 1000; |
Matej Knopp | f57e9c4 | 2014-09-23 19:06:18 +0200 | [diff] [blame] | 3995 | |
| 3996 | trak->tkhd.alternate_group = 2; /* same for all subtitles */ |
| 3997 | trak->tkhd.layer = -1; /* above video (layer 0) */ |
Thiago Santos | d644cda | 2014-02-06 12:09:01 -0300 | [diff] [blame] | 3998 | } |
| 3999 | |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 4000 | void |
Thiago Santos | ab18f50 | 2015-06-10 22:27:27 -0300 | [diff] [blame] | 4001 | sample_table_entry_add_ext_atom (SampleTableEntry * ste, AtomInfo * ext) |
| 4002 | { |
| 4003 | GList **list = NULL; |
| 4004 | if (ste->kind == AUDIO) { |
| 4005 | list = &(((SampleTableEntryMP4A *) ste)->extension_atoms); |
| 4006 | } else if (ste->kind == VIDEO) { |
| 4007 | list = &(((SampleTableEntryMP4V *) ste)->extension_atoms); |
| 4008 | } else { |
| 4009 | g_assert_not_reached (); |
| 4010 | return; |
| 4011 | } |
| 4012 | |
| 4013 | *list = g_list_prepend (*list, ext); |
| 4014 | } |
| 4015 | |
| 4016 | SampleTableEntryMP4A * |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 4017 | atom_trak_set_audio_type (AtomTRAK * trak, AtomsContext * context, |
| 4018 | AudioSampleEntry * entry, guint32 scale, AtomInfo * ext, gint sample_size) |
| 4019 | { |
| 4020 | SampleTableEntryMP4A *ste; |
| 4021 | |
| 4022 | atom_trak_set_audio_commons (trak, context, scale); |
Thiago Santos | 33bf180 | 2010-01-14 08:09:03 -0300 | [diff] [blame] | 4023 | atom_stsd_remove_entries (&trak->mdia.minf.stbl.stsd); |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 4024 | ste = atom_trak_add_audio_entry (trak, context, entry->fourcc); |
| 4025 | |
Mark Nauwelaerts | 7ab5ff9 | 2009-06-01 22:42:08 +0200 | [diff] [blame] | 4026 | trak->is_video = FALSE; |
| 4027 | trak->is_h264 = FALSE; |
| 4028 | |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 4029 | ste->version = entry->version; |
| 4030 | ste->compression_id = entry->compression_id; |
| 4031 | ste->sample_size = entry->sample_size; |
| 4032 | ste->sample_rate = entry->sample_rate << 16; |
| 4033 | ste->channels = entry->channels; |
| 4034 | |
| 4035 | ste->samples_per_packet = entry->samples_per_packet; |
| 4036 | ste->bytes_per_sample = entry->bytes_per_sample; |
| 4037 | ste->bytes_per_packet = entry->bytes_per_packet; |
| 4038 | ste->bytes_per_frame = entry->bytes_per_frame; |
| 4039 | |
| 4040 | if (ext) |
| 4041 | ste->extension_atoms = g_list_prepend (ste->extension_atoms, ext); |
| 4042 | |
| 4043 | /* 0 size means variable size */ |
| 4044 | atom_trak_set_constant_size_samples (trak, sample_size); |
Thiago Santos | ab18f50 | 2015-06-10 22:27:27 -0300 | [diff] [blame] | 4045 | |
| 4046 | return ste; |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 4047 | } |
| 4048 | |
Vivia Nikolaidou | cdb7649 | 2016-06-24 16:32:37 +0300 | [diff] [blame] | 4049 | SampleTableEntryTMCD * |
| 4050 | atom_trak_set_timecode_type (AtomTRAK * trak, AtomsContext * context, |
Vivia Nikolaidou | 379059b | 2018-01-19 15:05:26 +0200 | [diff] [blame] | 4051 | guint32 trak_timescale, GstVideoTimeCode * tc) |
Vivia Nikolaidou | cdb7649 | 2016-06-24 16:32:37 +0300 | [diff] [blame] | 4052 | { |
| 4053 | SampleTableEntryTMCD *ste; |
| 4054 | AtomGMHD *gmhd = trak->mdia.minf.gmhd; |
| 4055 | |
| 4056 | if (context->flavor != ATOMS_TREE_FLAVOR_MOV) { |
| 4057 | return NULL; |
| 4058 | } |
| 4059 | |
Vivia Nikolaidou | 379059b | 2018-01-19 15:05:26 +0200 | [diff] [blame] | 4060 | ste = atom_trak_add_timecode_entry (trak, context, trak_timescale, tc); |
Vivia Nikolaidou | cdb7649 | 2016-06-24 16:32:37 +0300 | [diff] [blame] | 4061 | |
| 4062 | gmhd = atom_gmhd_new (); |
| 4063 | gmhd->gmin.graphics_mode = 0x0040; |
| 4064 | gmhd->gmin.opcolor[0] = 0x8000; |
| 4065 | gmhd->gmin.opcolor[1] = 0x8000; |
| 4066 | gmhd->gmin.opcolor[2] = 0x8000; |
| 4067 | gmhd->tmcd.tcmi.text_size = 12; |
| 4068 | gmhd->tmcd.tcmi.font_name = g_strdup ("Chicago"); /* Pascal string */ |
| 4069 | |
| 4070 | trak->mdia.minf.gmhd = gmhd; |
| 4071 | trak->is_video = FALSE; |
| 4072 | trak->is_h264 = FALSE; |
| 4073 | |
| 4074 | return ste; |
| 4075 | } |
| 4076 | |
Benjamin Otte | 62be917 | 2010-03-21 21:39:18 +0100 | [diff] [blame] | 4077 | static AtomInfo * |
Luis de Bethencourt | e731fe4 | 2015-12-10 17:41:46 +0000 | [diff] [blame] | 4078 | build_pasp_extension (gint par_width, gint par_height) |
Mark Nauwelaerts | 65b69dd | 2009-06-01 23:00:44 +0200 | [diff] [blame] | 4079 | { |
Thiago Santos | 1596972 | 2015-06-11 00:14:41 -0300 | [diff] [blame] | 4080 | AtomData *atom_data = atom_data_new (FOURCC_pasp); |
Mark Nauwelaerts | 65b69dd | 2009-06-01 23:00:44 +0200 | [diff] [blame] | 4081 | guint8 *data; |
| 4082 | |
Thiago Santos | 1596972 | 2015-06-11 00:14:41 -0300 | [diff] [blame] | 4083 | atom_data_alloc_mem (atom_data, 8); |
| 4084 | data = atom_data->data; |
| 4085 | |
Mark Nauwelaerts | 65b69dd | 2009-06-01 23:00:44 +0200 | [diff] [blame] | 4086 | /* ihdr = image header box */ |
| 4087 | GST_WRITE_UINT32_BE (data, par_width); |
| 4088 | GST_WRITE_UINT32_BE (data + 4, par_height); |
| 4089 | |
Mark Nauwelaerts | 65b69dd | 2009-06-01 23:00:44 +0200 | [diff] [blame] | 4090 | return build_atom_info_wrapper ((Atom *) atom_data, atom_data_copy_data, |
| 4091 | atom_data_free); |
| 4092 | } |
| 4093 | |
Vivia Nikolaidou | fe38414 | 2016-07-11 19:30:12 +0300 | [diff] [blame] | 4094 | AtomInfo * |
Sebastian Dröge | 0584a71 | 2016-09-29 18:16:18 +0300 | [diff] [blame] | 4095 | build_fiel_extension (GstVideoInterlaceMode mode, GstVideoFieldOrder order) |
Vivia Nikolaidou | fe38414 | 2016-07-11 19:30:12 +0300 | [diff] [blame] | 4096 | { |
| 4097 | AtomData *atom_data = atom_data_new (FOURCC_fiel); |
| 4098 | guint8 *data; |
| 4099 | gint field_order; |
| 4100 | gint interlace; |
| 4101 | |
| 4102 | atom_data_alloc_mem (atom_data, 2); |
| 4103 | data = atom_data->data; |
| 4104 | |
Sebastian Dröge | 0584a71 | 2016-09-29 18:16:18 +0300 | [diff] [blame] | 4105 | if (mode == GST_VIDEO_INTERLACE_MODE_PROGRESSIVE) { |
Vivia Nikolaidou | fe38414 | 2016-07-11 19:30:12 +0300 | [diff] [blame] | 4106 | interlace = 1; |
| 4107 | field_order = 0; |
Sebastian Dröge | 0584a71 | 2016-09-29 18:16:18 +0300 | [diff] [blame] | 4108 | } else if (mode == GST_VIDEO_INTERLACE_MODE_INTERLEAVED) { |
Vivia Nikolaidou | fe38414 | 2016-07-11 19:30:12 +0300 | [diff] [blame] | 4109 | interlace = 2; |
Sebastian Dröge | 0584a71 | 2016-09-29 18:16:18 +0300 | [diff] [blame] | 4110 | field_order = order == GST_VIDEO_FIELD_ORDER_TOP_FIELD_FIRST ? 9 : 14; |
| 4111 | } else { |
| 4112 | interlace = 0; |
| 4113 | field_order = 0; |
Vivia Nikolaidou | fe38414 | 2016-07-11 19:30:12 +0300 | [diff] [blame] | 4114 | } |
| 4115 | |
| 4116 | GST_WRITE_UINT8 (data, interlace); |
| 4117 | GST_WRITE_UINT8 (data + 1, field_order); |
| 4118 | |
| 4119 | return build_atom_info_wrapper ((Atom *) atom_data, atom_data_copy_data, |
| 4120 | atom_data_free); |
| 4121 | } |
| 4122 | |
| 4123 | AtomInfo * |
Sebastian Dröge | 53e4368 | 2016-09-29 21:56:18 +0300 | [diff] [blame] | 4124 | build_colr_extension (const GstVideoColorimetry * colorimetry, gboolean is_mp4) |
Vivia Nikolaidou | fe38414 | 2016-07-11 19:30:12 +0300 | [diff] [blame] | 4125 | { |
| 4126 | AtomData *atom_data = atom_data_new (FOURCC_colr); |
| 4127 | guint8 *data; |
| 4128 | guint16 primaries; |
| 4129 | guint16 transfer_function; |
| 4130 | guint16 matrix; |
| 4131 | |
Sebastian Dröge | 53e4368 | 2016-09-29 21:56:18 +0300 | [diff] [blame] | 4132 | switch (colorimetry->primaries) { |
Vivia Nikolaidou | fe38414 | 2016-07-11 19:30:12 +0300 | [diff] [blame] | 4133 | case GST_VIDEO_COLOR_PRIMARIES_BT709: |
| 4134 | primaries = 1; |
| 4135 | break; |
| 4136 | case GST_VIDEO_COLOR_PRIMARIES_BT470BG: |
| 4137 | primaries = 5; |
| 4138 | break; |
| 4139 | case GST_VIDEO_COLOR_PRIMARIES_SMPTE170M: |
| 4140 | case GST_VIDEO_COLOR_PRIMARIES_SMPTE240M: |
| 4141 | primaries = 6; |
| 4142 | break; |
Sebastian Dröge | 53e4368 | 2016-09-29 21:56:18 +0300 | [diff] [blame] | 4143 | case GST_VIDEO_COLOR_PRIMARIES_BT2020: |
| 4144 | primaries = 9; |
| 4145 | break; |
Vivia Nikolaidou | fe38414 | 2016-07-11 19:30:12 +0300 | [diff] [blame] | 4146 | case GST_VIDEO_COLOR_PRIMARIES_UNKNOWN: |
| 4147 | default: |
| 4148 | primaries = 2; |
| 4149 | break; |
| 4150 | } |
| 4151 | |
Sebastian Dröge | 53e4368 | 2016-09-29 21:56:18 +0300 | [diff] [blame] | 4152 | switch (colorimetry->transfer) { |
Vivia Nikolaidou | fe38414 | 2016-07-11 19:30:12 +0300 | [diff] [blame] | 4153 | case GST_VIDEO_TRANSFER_BT709: |
| 4154 | transfer_function = 1; |
| 4155 | break; |
| 4156 | case GST_VIDEO_TRANSFER_SMPTE240M: |
| 4157 | transfer_function = 7; |
| 4158 | break; |
| 4159 | case GST_VIDEO_TRANSFER_UNKNOWN: |
| 4160 | default: |
| 4161 | transfer_function = 2; |
| 4162 | break; |
| 4163 | } |
| 4164 | |
Sebastian Dröge | 53e4368 | 2016-09-29 21:56:18 +0300 | [diff] [blame] | 4165 | switch (colorimetry->matrix) { |
Vivia Nikolaidou | fe38414 | 2016-07-11 19:30:12 +0300 | [diff] [blame] | 4166 | case GST_VIDEO_COLOR_MATRIX_BT709: |
| 4167 | matrix = 1; |
| 4168 | break; |
| 4169 | case GST_VIDEO_COLOR_MATRIX_BT601: |
| 4170 | matrix = 6; |
| 4171 | break; |
| 4172 | case GST_VIDEO_COLOR_MATRIX_SMPTE240M: |
| 4173 | matrix = 7; |
| 4174 | break; |
Sebastian Dröge | 53e4368 | 2016-09-29 21:56:18 +0300 | [diff] [blame] | 4175 | case GST_VIDEO_COLOR_MATRIX_BT2020: |
| 4176 | matrix = 9; |
| 4177 | break; |
Vivia Nikolaidou | fe38414 | 2016-07-11 19:30:12 +0300 | [diff] [blame] | 4178 | case GST_VIDEO_COLOR_MATRIX_UNKNOWN: |
| 4179 | default: |
| 4180 | matrix = 2; |
| 4181 | break; |
| 4182 | } |
| 4183 | |
Sebastian Dröge | 53e4368 | 2016-09-29 21:56:18 +0300 | [diff] [blame] | 4184 | atom_data_alloc_mem (atom_data, 10 + (is_mp4 ? 1 : 0)); |
Vivia Nikolaidou | fe38414 | 2016-07-11 19:30:12 +0300 | [diff] [blame] | 4185 | data = atom_data->data; |
| 4186 | |
| 4187 | /* colour specification box */ |
Sebastian Dröge | 53e4368 | 2016-09-29 21:56:18 +0300 | [diff] [blame] | 4188 | if (is_mp4) |
| 4189 | GST_WRITE_UINT32_LE (data, FOURCC_nclx); |
| 4190 | else |
| 4191 | GST_WRITE_UINT32_LE (data, FOURCC_nclc); |
Vivia Nikolaidou | fe38414 | 2016-07-11 19:30:12 +0300 | [diff] [blame] | 4192 | |
| 4193 | GST_WRITE_UINT16_BE (data + 4, primaries); |
Sebastian Dröge | 53e4368 | 2016-09-29 21:56:18 +0300 | [diff] [blame] | 4194 | GST_WRITE_UINT16_BE (data + 6, transfer_function); |
Vivia Nikolaidou | fe38414 | 2016-07-11 19:30:12 +0300 | [diff] [blame] | 4195 | GST_WRITE_UINT16_BE (data + 8, matrix); |
| 4196 | |
Sebastian Dröge | 53e4368 | 2016-09-29 21:56:18 +0300 | [diff] [blame] | 4197 | if (is_mp4) { |
| 4198 | GST_WRITE_UINT8 (data + 10, |
| 4199 | colorimetry->range == GST_VIDEO_COLOR_RANGE_0_255 ? 0x80 : 0x00); |
| 4200 | } |
| 4201 | |
Vivia Nikolaidou | fe38414 | 2016-07-11 19:30:12 +0300 | [diff] [blame] | 4202 | return build_atom_info_wrapper ((Atom *) atom_data, atom_data_copy_data, |
| 4203 | atom_data_free); |
| 4204 | } |
| 4205 | |
Sebastian Dröge | a2c6921 | 2016-09-30 17:58:37 +0300 | [diff] [blame] | 4206 | AtomInfo * |
| 4207 | build_clap_extension (gint width_n, gint width_d, gint height_n, gint height_d, |
| 4208 | gint h_off_n, gint h_off_d, gint v_off_n, gint v_off_d) |
| 4209 | { |
| 4210 | AtomData *atom_data = atom_data_new (FOURCC_clap); |
| 4211 | guint8 *data; |
| 4212 | |
| 4213 | atom_data_alloc_mem (atom_data, 32); |
| 4214 | data = atom_data->data; |
| 4215 | |
| 4216 | GST_WRITE_UINT32_BE (data, width_n); |
| 4217 | GST_WRITE_UINT32_BE (data + 4, width_d); |
| 4218 | GST_WRITE_UINT32_BE (data + 8, height_n); |
| 4219 | GST_WRITE_UINT32_BE (data + 12, height_d); |
| 4220 | GST_WRITE_UINT32_BE (data + 16, h_off_n); |
| 4221 | GST_WRITE_UINT32_BE (data + 20, h_off_d); |
| 4222 | GST_WRITE_UINT32_BE (data + 24, v_off_n); |
| 4223 | GST_WRITE_UINT32_BE (data + 28, v_off_d); |
| 4224 | |
| 4225 | return build_atom_info_wrapper ((Atom *) atom_data, atom_data_copy_data, |
| 4226 | atom_data_free); |
| 4227 | } |
| 4228 | |
Sebastian Dröge | e12c940 | 2017-01-10 18:19:55 +0200 | [diff] [blame] | 4229 | AtomInfo * |
| 4230 | build_tapt_extension (gint clef_width, gint clef_height, gint prof_width, |
| 4231 | gint prof_height, gint enof_width, gint enof_height) |
| 4232 | { |
| 4233 | AtomData *atom_data = atom_data_new (FOURCC_tapt); |
| 4234 | guint8 *data; |
| 4235 | |
| 4236 | atom_data_alloc_mem (atom_data, 60); |
| 4237 | data = atom_data->data; |
| 4238 | |
| 4239 | GST_WRITE_UINT32_BE (data, 20); |
| 4240 | GST_WRITE_UINT32_LE (data + 4, FOURCC_clef); |
| 4241 | GST_WRITE_UINT32_BE (data + 8, 0); |
| 4242 | GST_WRITE_UINT32_BE (data + 12, clef_width); |
| 4243 | GST_WRITE_UINT32_BE (data + 16, clef_height); |
| 4244 | |
| 4245 | GST_WRITE_UINT32_BE (data + 20, 20); |
| 4246 | GST_WRITE_UINT32_LE (data + 24, FOURCC_prof); |
| 4247 | GST_WRITE_UINT32_BE (data + 28, 0); |
| 4248 | GST_WRITE_UINT32_BE (data + 32, prof_width); |
| 4249 | GST_WRITE_UINT32_BE (data + 36, prof_height); |
| 4250 | |
| 4251 | GST_WRITE_UINT32_BE (data + 40, 20); |
| 4252 | GST_WRITE_UINT32_LE (data + 44, FOURCC_enof); |
| 4253 | GST_WRITE_UINT32_BE (data + 48, 0); |
| 4254 | GST_WRITE_UINT32_BE (data + 52, enof_width); |
| 4255 | GST_WRITE_UINT32_BE (data + 56, enof_height); |
| 4256 | |
| 4257 | |
| 4258 | return build_atom_info_wrapper ((Atom *) atom_data, atom_data_copy_data, |
| 4259 | atom_data_free); |
| 4260 | } |
| 4261 | |
Sebastian Dröge | d1ce68e | 2017-01-24 17:59:59 +0200 | [diff] [blame] | 4262 | static AtomInfo * |
| 4263 | build_mov_video_sample_description_padding_extension (void) |
| 4264 | { |
| 4265 | AtomData *atom_data = atom_data_new (FOURCC_clap); |
| 4266 | |
| 4267 | return build_atom_info_wrapper ((Atom *) atom_data, atom_copy_empty, |
| 4268 | atom_data_free); |
| 4269 | } |
| 4270 | |
Thiago Santos | ab18f50 | 2015-06-10 22:27:27 -0300 | [diff] [blame] | 4271 | SampleTableEntryMP4V * |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 4272 | atom_trak_set_video_type (AtomTRAK * trak, AtomsContext * context, |
Thiago Santos | 496bd01 | 2009-10-29 08:36:02 -0300 | [diff] [blame] | 4273 | VisualSampleEntry * entry, guint32 scale, GList * ext_atoms_list) |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 4274 | { |
| 4275 | SampleTableEntryMP4V *ste; |
Reynaldo H. Verdejo Pinochet | e655d47 | 2014-09-11 13:48:44 -0300 | [diff] [blame] | 4276 | guint dwidth, dheight; |
Mark Nauwelaerts | 65b69dd | 2009-06-01 23:00:44 +0200 | [diff] [blame] | 4277 | gint par_n = 0, par_d = 0; |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 4278 | |
Vivia Nikolaidou | fe38414 | 2016-07-11 19:30:12 +0300 | [diff] [blame] | 4279 | par_n = entry->par_n; |
| 4280 | par_d = entry->par_d; |
Mark Nauwelaerts | 65b69dd | 2009-06-01 23:00:44 +0200 | [diff] [blame] | 4281 | |
| 4282 | dwidth = entry->width; |
| 4283 | dheight = entry->height; |
| 4284 | /* ISO file spec says track header w/h indicates track's visual presentation |
| 4285 | * (so this together with pixels w/h implicitly defines PAR) */ |
Mark Nauwelaerts | 7c9a609 | 2009-06-10 12:42:44 +0200 | [diff] [blame] | 4286 | if (par_n && (context->flavor != ATOMS_TREE_FLAVOR_MOV)) { |
Reynaldo H. Verdejo Pinochet | e655d47 | 2014-09-11 13:48:44 -0300 | [diff] [blame] | 4287 | /* Assumes square pixels display */ |
| 4288 | if (!gst_video_calculate_display_ratio (&dwidth, &dheight, entry->width, |
| 4289 | entry->height, par_n, par_d, 1, 1)) { |
| 4290 | GST_WARNING ("Could not calculate display ratio"); |
Mark Nauwelaerts | 65b69dd | 2009-06-01 23:00:44 +0200 | [diff] [blame] | 4291 | } |
| 4292 | } |
| 4293 | |
| 4294 | atom_trak_set_video_commons (trak, context, scale, dwidth, dheight); |
Thiago Santos | 33bf180 | 2010-01-14 08:09:03 -0300 | [diff] [blame] | 4295 | atom_stsd_remove_entries (&trak->mdia.minf.stbl.stsd); |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 4296 | ste = atom_trak_add_video_entry (trak, context, entry->fourcc); |
| 4297 | |
Mark Nauwelaerts | 7ab5ff9 | 2009-06-01 22:42:08 +0200 | [diff] [blame] | 4298 | trak->is_video = TRUE; |
Alex Ashley | a965185 | 2013-06-18 13:27:20 +0100 | [diff] [blame] | 4299 | trak->is_h264 = (entry->fourcc == FOURCC_avc1 |
| 4300 | || entry->fourcc == FOURCC_avc3); |
Mark Nauwelaerts | 7ab5ff9 | 2009-06-01 22:42:08 +0200 | [diff] [blame] | 4301 | |
Thiago Santos | 496bd01 | 2009-10-29 08:36:02 -0300 | [diff] [blame] | 4302 | ste->version = entry->version; |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 4303 | ste->width = entry->width; |
| 4304 | ste->height = entry->height; |
| 4305 | ste->depth = entry->depth; |
| 4306 | ste->color_table_id = entry->color_table_id; |
| 4307 | ste->frame_count = entry->frame_count; |
| 4308 | |
Thiago Santos | 496bd01 | 2009-10-29 08:36:02 -0300 | [diff] [blame] | 4309 | if (ext_atoms_list) |
| 4310 | ste->extension_atoms = g_list_concat (ste->extension_atoms, ext_atoms_list); |
Mark Nauwelaerts | 65b69dd | 2009-06-01 23:00:44 +0200 | [diff] [blame] | 4311 | |
Sebastian Dröge | 4cff509 | 2016-09-28 20:55:24 +0300 | [diff] [blame] | 4312 | ste->extension_atoms = g_list_append (ste->extension_atoms, |
| 4313 | build_pasp_extension (par_n, par_d)); |
Thiago Santos | ab18f50 | 2015-06-10 22:27:27 -0300 | [diff] [blame] | 4314 | |
Sebastian Dröge | d1ce68e | 2017-01-24 17:59:59 +0200 | [diff] [blame] | 4315 | if (context->flavor == ATOMS_TREE_FLAVOR_MOV) { |
| 4316 | /* append 0 as a terminator "length" to work around some broken software */ |
| 4317 | ste->extension_atoms = |
| 4318 | g_list_append (ste->extension_atoms, |
| 4319 | build_mov_video_sample_description_padding_extension ()); |
| 4320 | } |
| 4321 | |
Thiago Santos | ab18f50 | 2015-06-10 22:27:27 -0300 | [diff] [blame] | 4322 | return ste; |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 4323 | } |
| 4324 | |
Thiago Santos | d644cda | 2014-02-06 12:09:01 -0300 | [diff] [blame] | 4325 | void |
| 4326 | subtitle_sample_entry_init (SubtitleSampleEntry * entry) |
| 4327 | { |
| 4328 | entry->font_size = 0; |
| 4329 | entry->font_face = 0; |
| 4330 | entry->foreground_color_rgba = 0xFFFFFFFF; /* all white, opaque */ |
| 4331 | } |
| 4332 | |
Thiago Santos | ab18f50 | 2015-06-10 22:27:27 -0300 | [diff] [blame] | 4333 | SampleTableEntryTX3G * |
Thiago Santos | d644cda | 2014-02-06 12:09:01 -0300 | [diff] [blame] | 4334 | atom_trak_set_subtitle_type (AtomTRAK * trak, AtomsContext * context, |
| 4335 | SubtitleSampleEntry * entry) |
| 4336 | { |
| 4337 | SampleTableEntryTX3G *tx3g; |
| 4338 | |
| 4339 | atom_trak_set_subtitle_commons (trak, context); |
| 4340 | atom_stsd_remove_entries (&trak->mdia.minf.stbl.stsd); |
| 4341 | tx3g = atom_trak_add_subtitle_entry (trak, context, entry->fourcc); |
| 4342 | |
| 4343 | tx3g->font_face = entry->font_face; |
| 4344 | tx3g->font_size = entry->font_size; |
| 4345 | tx3g->foreground_color_rgba = entry->foreground_color_rgba; |
| 4346 | |
| 4347 | trak->is_video = FALSE; |
| 4348 | trak->is_h264 = FALSE; |
Thiago Santos | ab18f50 | 2015-06-10 22:27:27 -0300 | [diff] [blame] | 4349 | |
| 4350 | return tx3g; |
Thiago Santos | d644cda | 2014-02-06 12:09:01 -0300 | [diff] [blame] | 4351 | } |
| 4352 | |
Mark Nauwelaerts | 4b64dc2 | 2010-11-15 15:17:59 +0100 | [diff] [blame] | 4353 | static void |
| 4354 | atom_mfhd_init (AtomMFHD * mfhd, guint32 sequence_number) |
| 4355 | { |
| 4356 | guint8 flags[3] = { 0, 0, 0 }; |
| 4357 | |
| 4358 | atom_full_init (&(mfhd->header), FOURCC_mfhd, 0, 0, 0, flags); |
| 4359 | mfhd->sequence_number = sequence_number; |
| 4360 | } |
| 4361 | |
| 4362 | static void |
| 4363 | atom_moof_init (AtomMOOF * moof, AtomsContext * context, |
| 4364 | guint32 sequence_number) |
| 4365 | { |
| 4366 | atom_header_set (&moof->header, FOURCC_moof, 0, 0); |
| 4367 | atom_mfhd_init (&moof->mfhd, sequence_number); |
| 4368 | moof->trafs = NULL; |
| 4369 | } |
| 4370 | |
| 4371 | AtomMOOF * |
| 4372 | atom_moof_new (AtomsContext * context, guint32 sequence_number) |
| 4373 | { |
| 4374 | AtomMOOF *moof = g_new0 (AtomMOOF, 1); |
| 4375 | |
| 4376 | atom_moof_init (moof, context, sequence_number); |
| 4377 | return moof; |
| 4378 | } |
| 4379 | |
| 4380 | static void |
| 4381 | atom_trun_free (AtomTRUN * trun) |
| 4382 | { |
| 4383 | atom_full_clear (&trun->header); |
| 4384 | atom_array_clear (&trun->entries); |
| 4385 | g_free (trun); |
| 4386 | } |
| 4387 | |
Mark Nauwelaerts | 92b8a00 | 2010-11-19 17:41:41 +0100 | [diff] [blame] | 4388 | static void |
| 4389 | atom_sdtp_free (AtomSDTP * sdtp) |
| 4390 | { |
| 4391 | atom_full_clear (&sdtp->header); |
| 4392 | atom_array_clear (&sdtp->entries); |
| 4393 | g_free (sdtp); |
| 4394 | } |
| 4395 | |
Mark Nauwelaerts | 4b64dc2 | 2010-11-15 15:17:59 +0100 | [diff] [blame] | 4396 | void |
| 4397 | atom_traf_free (AtomTRAF * traf) |
| 4398 | { |
| 4399 | GList *walker; |
| 4400 | |
| 4401 | walker = traf->truns; |
| 4402 | while (walker) { |
| 4403 | atom_trun_free ((AtomTRUN *) walker->data); |
| 4404 | walker = g_list_next (walker); |
| 4405 | } |
| 4406 | g_list_free (traf->truns); |
| 4407 | traf->truns = NULL; |
| 4408 | |
Mark Nauwelaerts | 92b8a00 | 2010-11-19 17:41:41 +0100 | [diff] [blame] | 4409 | walker = traf->sdtps; |
| 4410 | while (walker) { |
| 4411 | atom_sdtp_free ((AtomSDTP *) walker->data); |
| 4412 | walker = g_list_next (walker); |
| 4413 | } |
| 4414 | g_list_free (traf->sdtps); |
| 4415 | traf->sdtps = NULL; |
| 4416 | |
Mark Nauwelaerts | 4b64dc2 | 2010-11-15 15:17:59 +0100 | [diff] [blame] | 4417 | g_free (traf); |
| 4418 | } |
| 4419 | |
| 4420 | void |
| 4421 | atom_moof_free (AtomMOOF * moof) |
| 4422 | { |
| 4423 | GList *walker; |
| 4424 | |
| 4425 | walker = moof->trafs; |
| 4426 | while (walker) { |
| 4427 | atom_traf_free ((AtomTRAF *) walker->data); |
| 4428 | walker = g_list_next (walker); |
| 4429 | } |
| 4430 | g_list_free (moof->trafs); |
| 4431 | moof->trafs = NULL; |
| 4432 | |
| 4433 | g_free (moof); |
| 4434 | } |
| 4435 | |
| 4436 | static guint64 |
| 4437 | atom_mfhd_copy_data (AtomMFHD * mfhd, guint8 ** buffer, guint64 * size, |
| 4438 | guint64 * offset) |
| 4439 | { |
| 4440 | guint64 original_offset = *offset; |
| 4441 | |
| 4442 | if (!atom_full_copy_data (&mfhd->header, buffer, size, offset)) { |
| 4443 | return 0; |
| 4444 | } |
| 4445 | |
| 4446 | prop_copy_uint32 (mfhd->sequence_number, buffer, size, offset); |
| 4447 | |
| 4448 | atom_write_size (buffer, size, offset, original_offset); |
| 4449 | return *offset - original_offset; |
| 4450 | } |
| 4451 | |
| 4452 | static guint64 |
| 4453 | atom_tfhd_copy_data (AtomTFHD * tfhd, guint8 ** buffer, guint64 * size, |
| 4454 | guint64 * offset) |
| 4455 | { |
| 4456 | guint64 original_offset = *offset; |
| 4457 | guint32 flags; |
| 4458 | |
| 4459 | if (!atom_full_copy_data (&tfhd->header, buffer, size, offset)) { |
| 4460 | return 0; |
| 4461 | } |
| 4462 | |
| 4463 | prop_copy_uint32 (tfhd->track_ID, buffer, size, offset); |
| 4464 | |
| 4465 | flags = atom_full_get_flags_as_uint (&tfhd->header); |
| 4466 | |
| 4467 | if (flags & TF_BASE_DATA_OFFSET) |
| 4468 | prop_copy_uint64 (tfhd->base_data_offset, buffer, size, offset); |
| 4469 | if (flags & TF_SAMPLE_DESCRIPTION_INDEX) |
| 4470 | prop_copy_uint32 (tfhd->sample_description_index, buffer, size, offset); |
| 4471 | if (flags & TF_DEFAULT_SAMPLE_DURATION) |
| 4472 | prop_copy_uint32 (tfhd->default_sample_duration, buffer, size, offset); |
| 4473 | if (flags & TF_DEFAULT_SAMPLE_SIZE) |
| 4474 | prop_copy_uint32 (tfhd->default_sample_size, buffer, size, offset); |
| 4475 | if (flags & TF_DEFAULT_SAMPLE_FLAGS) |
| 4476 | prop_copy_uint32 (tfhd->default_sample_flags, buffer, size, offset); |
| 4477 | |
| 4478 | atom_write_size (buffer, size, offset, original_offset); |
| 4479 | return *offset - original_offset; |
| 4480 | } |
| 4481 | |
| 4482 | static guint64 |
Jan Schmidt | 12ad37f | 2017-01-08 01:13:32 +1100 | [diff] [blame] | 4483 | atom_tfdt_copy_data (AtomTFDT * tfdt, guint8 ** buffer, guint64 * size, |
| 4484 | guint64 * offset) |
| 4485 | { |
| 4486 | guint64 original_offset = *offset; |
| 4487 | |
| 4488 | if (!atom_full_copy_data (&tfdt->header, buffer, size, offset)) { |
| 4489 | return 0; |
| 4490 | } |
| 4491 | |
| 4492 | /* 32-bit time if version == 0 else 64-bit: */ |
| 4493 | if (tfdt->header.version == 0) |
| 4494 | prop_copy_uint32 (tfdt->base_media_decode_time, buffer, size, offset); |
| 4495 | else |
| 4496 | prop_copy_uint64 (tfdt->base_media_decode_time, buffer, size, offset); |
| 4497 | |
| 4498 | atom_write_size (buffer, size, offset, original_offset); |
| 4499 | return *offset - original_offset; |
| 4500 | } |
| 4501 | |
| 4502 | static guint64 |
Mark Nauwelaerts | 4b64dc2 | 2010-11-15 15:17:59 +0100 | [diff] [blame] | 4503 | atom_trun_copy_data (AtomTRUN * trun, guint8 ** buffer, guint64 * size, |
| 4504 | guint64 * offset, guint32 * data_offset) |
| 4505 | { |
| 4506 | guint64 original_offset = *offset; |
| 4507 | guint32 flags, i; |
| 4508 | |
| 4509 | flags = atom_full_get_flags_as_uint (&trun->header); |
| 4510 | |
| 4511 | /* if first trun in moof, forcibly add data_offset and record |
| 4512 | * where it must be written later on */ |
| 4513 | if (data_offset && !*data_offset) { |
| 4514 | flags |= TR_DATA_OFFSET; |
| 4515 | } else { |
| 4516 | flags &= ~TR_DATA_OFFSET; |
| 4517 | } |
| 4518 | |
| 4519 | atom_full_set_flags_as_uint (&trun->header, flags); |
| 4520 | |
| 4521 | if (!atom_full_copy_data (&trun->header, buffer, size, offset)) { |
| 4522 | return 0; |
| 4523 | } |
| 4524 | |
| 4525 | prop_copy_uint32 (trun->sample_count, buffer, size, offset); |
| 4526 | |
| 4527 | if (flags & TR_DATA_OFFSET) { |
| 4528 | *data_offset = *offset; |
| 4529 | prop_copy_int32 (trun->data_offset, buffer, size, offset); |
| 4530 | } |
| 4531 | if (flags & TR_FIRST_SAMPLE_FLAGS) |
| 4532 | prop_copy_uint32 (trun->first_sample_flags, buffer, size, offset); |
| 4533 | |
| 4534 | for (i = 0; i < atom_array_get_len (&trun->entries); i++) { |
| 4535 | TRUNSampleEntry *entry = &atom_array_index (&trun->entries, i); |
| 4536 | |
| 4537 | if (flags & TR_SAMPLE_DURATION) |
| 4538 | prop_copy_uint32 (entry->sample_duration, buffer, size, offset); |
| 4539 | if (flags & TR_SAMPLE_SIZE) |
| 4540 | prop_copy_uint32 (entry->sample_size, buffer, size, offset); |
| 4541 | if (flags & TR_SAMPLE_FLAGS) |
| 4542 | prop_copy_uint32 (entry->sample_flags, buffer, size, offset); |
| 4543 | if (flags & TR_COMPOSITION_TIME_OFFSETS) |
| 4544 | prop_copy_uint32 (entry->sample_composition_time_offset, |
| 4545 | buffer, size, offset); |
| 4546 | } |
| 4547 | |
| 4548 | atom_write_size (buffer, size, offset, original_offset); |
| 4549 | return *offset - original_offset; |
| 4550 | } |
| 4551 | |
| 4552 | static guint64 |
Mark Nauwelaerts | 92b8a00 | 2010-11-19 17:41:41 +0100 | [diff] [blame] | 4553 | atom_sdtp_copy_data (AtomSDTP * sdtp, guint8 ** buffer, guint64 * size, |
| 4554 | guint64 * offset) |
| 4555 | { |
| 4556 | guint64 original_offset = *offset; |
| 4557 | |
| 4558 | if (!atom_full_copy_data (&sdtp->header, buffer, size, offset)) { |
| 4559 | return 0; |
| 4560 | } |
| 4561 | |
| 4562 | /* all entries at once */ |
| 4563 | prop_copy_fixed_size_string (&atom_array_index (&sdtp->entries, 0), |
| 4564 | atom_array_get_len (&sdtp->entries), buffer, size, offset); |
| 4565 | |
| 4566 | atom_write_size (buffer, size, offset, original_offset); |
| 4567 | return *offset - original_offset; |
| 4568 | } |
| 4569 | |
| 4570 | static guint64 |
Mark Nauwelaerts | 4b64dc2 | 2010-11-15 15:17:59 +0100 | [diff] [blame] | 4571 | atom_traf_copy_data (AtomTRAF * traf, guint8 ** buffer, guint64 * size, |
| 4572 | guint64 * offset, guint32 * data_offset) |
| 4573 | { |
| 4574 | guint64 original_offset = *offset; |
| 4575 | GList *walker; |
| 4576 | |
| 4577 | if (!atom_copy_data (&traf->header, buffer, size, offset)) { |
| 4578 | return 0; |
| 4579 | } |
| 4580 | if (!atom_tfhd_copy_data (&traf->tfhd, buffer, size, offset)) { |
| 4581 | return 0; |
| 4582 | } |
Jan Schmidt | 12ad37f | 2017-01-08 01:13:32 +1100 | [diff] [blame] | 4583 | if (!atom_tfdt_copy_data (&traf->tfdt, buffer, size, offset)) { |
| 4584 | return 0; |
| 4585 | } |
Mark Nauwelaerts | 4b64dc2 | 2010-11-15 15:17:59 +0100 | [diff] [blame] | 4586 | |
| 4587 | walker = g_list_first (traf->truns); |
| 4588 | while (walker != NULL) { |
| 4589 | if (!atom_trun_copy_data ((AtomTRUN *) walker->data, buffer, size, offset, |
| 4590 | data_offset)) { |
| 4591 | return 0; |
| 4592 | } |
| 4593 | walker = g_list_next (walker); |
| 4594 | } |
| 4595 | |
Mark Nauwelaerts | 92b8a00 | 2010-11-19 17:41:41 +0100 | [diff] [blame] | 4596 | walker = g_list_first (traf->sdtps); |
| 4597 | while (walker != NULL) { |
| 4598 | if (!atom_sdtp_copy_data ((AtomSDTP *) walker->data, buffer, size, offset)) { |
| 4599 | return 0; |
| 4600 | } |
| 4601 | walker = g_list_next (walker); |
| 4602 | } |
| 4603 | |
Mark Nauwelaerts | 4b64dc2 | 2010-11-15 15:17:59 +0100 | [diff] [blame] | 4604 | atom_write_size (buffer, size, offset, original_offset); |
| 4605 | return *offset - original_offset; |
| 4606 | } |
| 4607 | |
| 4608 | /* creates moof atom; metadata is written expecting actual buffer data |
| 4609 | * is in mdata directly after moof, and is consecutively written per trak */ |
| 4610 | guint64 |
| 4611 | atom_moof_copy_data (AtomMOOF * moof, guint8 ** buffer, |
| 4612 | guint64 * size, guint64 * offset) |
| 4613 | { |
| 4614 | guint64 original_offset = *offset; |
| 4615 | GList *walker; |
| 4616 | guint32 data_offset = 0; |
| 4617 | |
| 4618 | if (!atom_copy_data (&moof->header, buffer, size, offset)) |
| 4619 | return 0; |
| 4620 | |
| 4621 | if (!atom_mfhd_copy_data (&moof->mfhd, buffer, size, offset)) |
| 4622 | return 0; |
| 4623 | |
| 4624 | walker = g_list_first (moof->trafs); |
| 4625 | while (walker != NULL) { |
| 4626 | if (!atom_traf_copy_data ((AtomTRAF *) walker->data, buffer, size, offset, |
| 4627 | &data_offset)) { |
| 4628 | return 0; |
| 4629 | } |
| 4630 | walker = g_list_next (walker); |
| 4631 | } |
| 4632 | |
| 4633 | atom_write_size (buffer, size, offset, original_offset); |
| 4634 | |
| 4635 | if (*buffer && data_offset) { |
| 4636 | /* first trun needs a data-offset relative to moof start |
| 4637 | * = moof size + mdat prefix */ |
| 4638 | GST_WRITE_UINT32_BE (*buffer + data_offset, *offset - original_offset + 8); |
| 4639 | } |
| 4640 | |
| 4641 | return *offset - original_offset; |
| 4642 | } |
| 4643 | |
| 4644 | static void |
| 4645 | atom_tfhd_init (AtomTFHD * tfhd, guint32 track_ID) |
| 4646 | { |
| 4647 | guint8 flags[3] = { 0, 0, 0 }; |
| 4648 | |
| 4649 | atom_full_init (&tfhd->header, FOURCC_tfhd, 0, 0, 0, flags); |
| 4650 | tfhd->track_ID = track_ID; |
| 4651 | tfhd->base_data_offset = 0; |
| 4652 | tfhd->sample_description_index = 1; |
| 4653 | tfhd->default_sample_duration = 0; |
| 4654 | tfhd->default_sample_size = 0; |
| 4655 | tfhd->default_sample_flags = 0; |
| 4656 | } |
| 4657 | |
| 4658 | static void |
Jan Schmidt | 12ad37f | 2017-01-08 01:13:32 +1100 | [diff] [blame] | 4659 | atom_tfdt_init (AtomTFDT * tfdt) |
| 4660 | { |
| 4661 | guint8 flags[3] = { 0, 0, 0 }; |
| 4662 | atom_full_init (&tfdt->header, FOURCC_tfdt, 0, 0, 0, flags); |
| 4663 | |
| 4664 | tfdt->base_media_decode_time = 0; |
| 4665 | } |
| 4666 | |
| 4667 | static void |
Mark Nauwelaerts | 4b64dc2 | 2010-11-15 15:17:59 +0100 | [diff] [blame] | 4668 | atom_trun_init (AtomTRUN * trun) |
| 4669 | { |
| 4670 | guint8 flags[3] = { 0, 0, 0 }; |
| 4671 | |
| 4672 | atom_full_init (&trun->header, FOURCC_trun, 0, 0, 0, flags); |
| 4673 | trun->sample_count = 0; |
| 4674 | trun->data_offset = 0; |
| 4675 | trun->first_sample_flags = 0; |
| 4676 | atom_array_init (&trun->entries, 512); |
| 4677 | } |
| 4678 | |
| 4679 | static AtomTRUN * |
| 4680 | atom_trun_new (void) |
| 4681 | { |
| 4682 | AtomTRUN *trun = g_new0 (AtomTRUN, 1); |
| 4683 | |
| 4684 | atom_trun_init (trun); |
| 4685 | return trun; |
| 4686 | } |
| 4687 | |
| 4688 | static void |
Mark Nauwelaerts | 92b8a00 | 2010-11-19 17:41:41 +0100 | [diff] [blame] | 4689 | atom_sdtp_init (AtomSDTP * sdtp) |
| 4690 | { |
| 4691 | guint8 flags[3] = { 0, 0, 0 }; |
| 4692 | |
| 4693 | atom_full_init (&sdtp->header, FOURCC_sdtp, 0, 0, 0, flags); |
| 4694 | atom_array_init (&sdtp->entries, 512); |
| 4695 | } |
| 4696 | |
| 4697 | static AtomSDTP * |
| 4698 | atom_sdtp_new (AtomsContext * context) |
| 4699 | { |
| 4700 | AtomSDTP *sdtp = g_new0 (AtomSDTP, 1); |
| 4701 | |
| 4702 | atom_sdtp_init (sdtp); |
| 4703 | return sdtp; |
| 4704 | } |
| 4705 | |
| 4706 | static void |
| 4707 | atom_traf_add_sdtp (AtomTRAF * traf, AtomSDTP * sdtp) |
| 4708 | { |
| 4709 | traf->sdtps = g_list_append (traf->sdtps, sdtp); |
| 4710 | } |
| 4711 | |
| 4712 | static void |
| 4713 | atom_sdtp_add_samples (AtomSDTP * sdtp, guint8 val) |
| 4714 | { |
| 4715 | /* it does not make much/any sense according to specs, |
| 4716 | * but that's how MS isml samples seem to do it */ |
| 4717 | atom_array_append (&sdtp->entries, val, 256); |
| 4718 | } |
| 4719 | |
| 4720 | static void |
Mark Nauwelaerts | 4b64dc2 | 2010-11-15 15:17:59 +0100 | [diff] [blame] | 4721 | atom_trun_add_samples (AtomTRUN * trun, guint32 delta, guint32 size, |
Mark Nauwelaerts | b6945d4 | 2011-01-03 16:56:57 +0100 | [diff] [blame] | 4722 | guint32 flags, gint64 pts_offset) |
Mark Nauwelaerts | 4b64dc2 | 2010-11-15 15:17:59 +0100 | [diff] [blame] | 4723 | { |
| 4724 | TRUNSampleEntry nentry; |
| 4725 | |
Mark Nauwelaerts | b6945d4 | 2011-01-03 16:56:57 +0100 | [diff] [blame] | 4726 | if (pts_offset != 0) |
Vincent Penquerc'h | a5b7c12 | 2014-04-16 16:45:08 +0100 | [diff] [blame] | 4727 | trun->header.flags[1] |= (TR_COMPOSITION_TIME_OFFSETS >> 8); |
Mark Nauwelaerts | 4b64dc2 | 2010-11-15 15:17:59 +0100 | [diff] [blame] | 4728 | |
| 4729 | nentry.sample_duration = delta; |
| 4730 | nentry.sample_size = size; |
| 4731 | nentry.sample_flags = flags; |
Mark Nauwelaerts | b6945d4 | 2011-01-03 16:56:57 +0100 | [diff] [blame] | 4732 | nentry.sample_composition_time_offset = pts_offset; |
Mark Nauwelaerts | 4b64dc2 | 2010-11-15 15:17:59 +0100 | [diff] [blame] | 4733 | atom_array_append (&trun->entries, nentry, 256); |
| 4734 | trun->sample_count++; |
| 4735 | } |
| 4736 | |
| 4737 | static void |
| 4738 | atom_traf_init (AtomTRAF * traf, AtomsContext * context, guint32 track_ID) |
| 4739 | { |
| 4740 | atom_header_set (&traf->header, FOURCC_traf, 0, 0); |
Jan Schmidt | 12ad37f | 2017-01-08 01:13:32 +1100 | [diff] [blame] | 4741 | atom_tfdt_init (&traf->tfdt); |
Mark Nauwelaerts | 4b64dc2 | 2010-11-15 15:17:59 +0100 | [diff] [blame] | 4742 | atom_tfhd_init (&traf->tfhd, track_ID); |
| 4743 | traf->truns = NULL; |
Mark Nauwelaerts | 92b8a00 | 2010-11-19 17:41:41 +0100 | [diff] [blame] | 4744 | |
| 4745 | if (context->flavor == ATOMS_TREE_FLAVOR_ISML) |
| 4746 | atom_traf_add_sdtp (traf, atom_sdtp_new (context)); |
Mark Nauwelaerts | 4b64dc2 | 2010-11-15 15:17:59 +0100 | [diff] [blame] | 4747 | } |
| 4748 | |
| 4749 | AtomTRAF * |
| 4750 | atom_traf_new (AtomsContext * context, guint32 track_ID) |
| 4751 | { |
| 4752 | AtomTRAF *traf = g_new0 (AtomTRAF, 1); |
| 4753 | |
| 4754 | atom_traf_init (traf, context, track_ID); |
| 4755 | return traf; |
| 4756 | } |
| 4757 | |
Jan Schmidt | 12ad37f | 2017-01-08 01:13:32 +1100 | [diff] [blame] | 4758 | void |
| 4759 | atom_traf_set_base_decode_time (AtomTRAF * traf, guint64 base_decode_time) |
| 4760 | { |
| 4761 | traf->tfdt.base_media_decode_time = base_decode_time; |
| 4762 | /* If we need to write a 64-bit tfdt, set the atom version */ |
| 4763 | if (base_decode_time > G_MAXUINT32) |
| 4764 | traf->tfdt.header.version = 1; |
| 4765 | } |
| 4766 | |
Mark Nauwelaerts | 4b64dc2 | 2010-11-15 15:17:59 +0100 | [diff] [blame] | 4767 | static void |
| 4768 | atom_traf_add_trun (AtomTRAF * traf, AtomTRUN * trun) |
| 4769 | { |
| 4770 | traf->truns = g_list_append (traf->truns, trun); |
| 4771 | } |
| 4772 | |
| 4773 | void |
| 4774 | atom_traf_add_samples (AtomTRAF * traf, guint32 delta, guint32 size, |
Mark Nauwelaerts | b6945d4 | 2011-01-03 16:56:57 +0100 | [diff] [blame] | 4775 | gboolean sync, gint64 pts_offset, gboolean sdtp_sync) |
Mark Nauwelaerts | 4b64dc2 | 2010-11-15 15:17:59 +0100 | [diff] [blame] | 4776 | { |
| 4777 | AtomTRUN *trun; |
| 4778 | guint32 flags; |
| 4779 | |
| 4780 | /* 0x10000 is sample-is-difference-sample flag |
| 4781 | * low byte stuff is what ismv uses */ |
Mark Nauwelaerts | 92b8a00 | 2010-11-19 17:41:41 +0100 | [diff] [blame] | 4782 | flags = (sync ? 0x0 : 0x10000) | (sdtp_sync ? 0x40 : 0xc0); |
Mark Nauwelaerts | 4b64dc2 | 2010-11-15 15:17:59 +0100 | [diff] [blame] | 4783 | |
| 4784 | if (G_UNLIKELY (!traf->truns)) { |
| 4785 | trun = atom_trun_new (); |
| 4786 | atom_traf_add_trun (traf, trun); |
| 4787 | /* optimistic; indicate all defaults present in tfhd */ |
| 4788 | traf->tfhd.header.flags[2] = TF_DEFAULT_SAMPLE_DURATION | |
| 4789 | TF_DEFAULT_SAMPLE_SIZE | TF_DEFAULT_SAMPLE_FLAGS; |
| 4790 | traf->tfhd.default_sample_duration = delta; |
| 4791 | traf->tfhd.default_sample_size = size; |
| 4792 | traf->tfhd.default_sample_flags = flags; |
| 4793 | trun->first_sample_flags = flags; |
| 4794 | } |
| 4795 | |
| 4796 | trun = traf->truns->data; |
| 4797 | |
| 4798 | /* check if still matching defaults, |
| 4799 | * if not, abandon default and need entry for each sample */ |
| 4800 | if (traf->tfhd.default_sample_duration != delta) { |
| 4801 | traf->tfhd.header.flags[2] &= ~TF_DEFAULT_SAMPLE_DURATION; |
| 4802 | trun->header.flags[1] |= (TR_SAMPLE_DURATION >> 8); |
| 4803 | } |
| 4804 | if (traf->tfhd.default_sample_size != size) { |
| 4805 | traf->tfhd.header.flags[2] &= ~TF_DEFAULT_SAMPLE_SIZE; |
| 4806 | trun->header.flags[1] |= (TR_SAMPLE_SIZE >> 8); |
| 4807 | } |
| 4808 | if (traf->tfhd.default_sample_flags != flags) { |
| 4809 | if (trun->sample_count == 1) { |
| 4810 | /* at least will need first sample flag */ |
| 4811 | traf->tfhd.default_sample_flags = flags; |
| 4812 | trun->header.flags[2] |= TR_FIRST_SAMPLE_FLAGS; |
| 4813 | } else { |
| 4814 | /* now we need sample flags for each sample */ |
| 4815 | traf->tfhd.header.flags[2] &= ~TF_DEFAULT_SAMPLE_FLAGS; |
| 4816 | trun->header.flags[1] |= (TR_SAMPLE_FLAGS >> 8); |
| 4817 | trun->header.flags[2] &= ~TR_FIRST_SAMPLE_FLAGS; |
| 4818 | } |
| 4819 | } |
| 4820 | |
Mark Nauwelaerts | b6945d4 | 2011-01-03 16:56:57 +0100 | [diff] [blame] | 4821 | atom_trun_add_samples (traf->truns->data, delta, size, flags, pts_offset); |
Mark Nauwelaerts | 92b8a00 | 2010-11-19 17:41:41 +0100 | [diff] [blame] | 4822 | |
| 4823 | if (traf->sdtps) |
| 4824 | atom_sdtp_add_samples (traf->sdtps->data, 0x10 | ((flags & 0xff) >> 4)); |
Mark Nauwelaerts | 4b64dc2 | 2010-11-15 15:17:59 +0100 | [diff] [blame] | 4825 | } |
| 4826 | |
Mark Nauwelaerts | 26a281b | 2010-11-18 16:48:06 +0100 | [diff] [blame] | 4827 | guint32 |
| 4828 | atom_traf_get_sample_num (AtomTRAF * traf) |
| 4829 | { |
| 4830 | AtomTRUN *trun; |
| 4831 | |
| 4832 | if (G_UNLIKELY (!traf->truns)) |
| 4833 | return 0; |
| 4834 | |
| 4835 | trun = traf->truns->data; |
| 4836 | return atom_array_get_len (&trun->entries); |
| 4837 | } |
| 4838 | |
Mark Nauwelaerts | 4b64dc2 | 2010-11-15 15:17:59 +0100 | [diff] [blame] | 4839 | void |
| 4840 | atom_moof_add_traf (AtomMOOF * moof, AtomTRAF * traf) |
| 4841 | { |
| 4842 | moof->trafs = g_list_append (moof->trafs, traf); |
| 4843 | } |
| 4844 | |
Mark Nauwelaerts | 26a281b | 2010-11-18 16:48:06 +0100 | [diff] [blame] | 4845 | static void |
| 4846 | atom_tfra_free (AtomTFRA * tfra) |
| 4847 | { |
| 4848 | atom_full_clear (&tfra->header); |
| 4849 | atom_array_clear (&tfra->entries); |
| 4850 | g_free (tfra); |
| 4851 | } |
| 4852 | |
| 4853 | AtomMFRA * |
| 4854 | atom_mfra_new (AtomsContext * context) |
| 4855 | { |
| 4856 | AtomMFRA *mfra = g_new0 (AtomMFRA, 1); |
| 4857 | |
| 4858 | atom_header_set (&mfra->header, FOURCC_mfra, 0, 0); |
| 4859 | return mfra; |
| 4860 | } |
| 4861 | |
| 4862 | void |
| 4863 | atom_mfra_add_tfra (AtomMFRA * mfra, AtomTFRA * tfra) |
| 4864 | { |
| 4865 | mfra->tfras = g_list_append (mfra->tfras, tfra); |
| 4866 | } |
| 4867 | |
| 4868 | void |
| 4869 | atom_mfra_free (AtomMFRA * mfra) |
| 4870 | { |
| 4871 | GList *walker; |
| 4872 | |
| 4873 | walker = mfra->tfras; |
| 4874 | while (walker) { |
| 4875 | atom_tfra_free ((AtomTFRA *) walker->data); |
| 4876 | walker = g_list_next (walker); |
| 4877 | } |
| 4878 | g_list_free (mfra->tfras); |
| 4879 | mfra->tfras = NULL; |
| 4880 | |
| 4881 | atom_clear (&mfra->header); |
| 4882 | g_free (mfra); |
| 4883 | } |
| 4884 | |
| 4885 | static void |
| 4886 | atom_tfra_init (AtomTFRA * tfra, guint32 track_ID) |
| 4887 | { |
| 4888 | guint8 flags[3] = { 0, 0, 0 }; |
| 4889 | |
| 4890 | atom_full_init (&tfra->header, FOURCC_tfra, 0, 0, 0, flags); |
| 4891 | tfra->track_ID = track_ID; |
| 4892 | atom_array_init (&tfra->entries, 512); |
| 4893 | } |
| 4894 | |
| 4895 | AtomTFRA * |
| 4896 | atom_tfra_new (AtomsContext * context, guint32 track_ID) |
| 4897 | { |
| 4898 | AtomTFRA *tfra = g_new0 (AtomTFRA, 1); |
| 4899 | |
| 4900 | atom_tfra_init (tfra, track_ID); |
| 4901 | return tfra; |
| 4902 | |
| 4903 | } |
| 4904 | |
| 4905 | static inline gint |
| 4906 | need_bytes (guint32 num) |
| 4907 | { |
| 4908 | gint n = 0; |
| 4909 | |
| 4910 | while (num >>= 8) |
| 4911 | n++; |
| 4912 | |
| 4913 | return n; |
| 4914 | } |
| 4915 | |
| 4916 | void |
| 4917 | atom_tfra_add_entry (AtomTFRA * tfra, guint64 dts, guint32 sample_num) |
| 4918 | { |
| 4919 | TFRAEntry entry; |
| 4920 | |
| 4921 | entry.time = dts; |
| 4922 | /* fill in later */ |
| 4923 | entry.moof_offset = 0; |
| 4924 | /* always write a single trun in a single traf */ |
| 4925 | entry.traf_number = 1; |
| 4926 | entry.trun_number = 1; |
| 4927 | entry.sample_number = sample_num; |
| 4928 | |
| 4929 | /* auto-use 64 bits if needed */ |
| 4930 | if (dts > G_MAXUINT32) |
| 4931 | tfra->header.version = 1; |
| 4932 | |
| 4933 | /* 1 byte will always do for traf and trun number, |
| 4934 | * check how much sample_num needs */ |
| 4935 | tfra->lengths = (tfra->lengths & 0xfc) || |
| 4936 | MAX (tfra->lengths, need_bytes (sample_num)); |
| 4937 | |
| 4938 | atom_array_append (&tfra->entries, entry, 256); |
| 4939 | } |
| 4940 | |
| 4941 | void |
| 4942 | atom_tfra_update_offset (AtomTFRA * tfra, guint64 offset) |
| 4943 | { |
| 4944 | gint i; |
| 4945 | |
| 4946 | /* auto-use 64 bits if needed */ |
| 4947 | if (offset > G_MAXUINT32) |
| 4948 | tfra->header.version = 1; |
| 4949 | |
| 4950 | for (i = atom_array_get_len (&tfra->entries) - 1; i >= 0; i--) { |
| 4951 | TFRAEntry *entry = &atom_array_index (&tfra->entries, i); |
| 4952 | |
| 4953 | if (entry->moof_offset) |
| 4954 | break; |
| 4955 | entry->moof_offset = offset; |
| 4956 | } |
| 4957 | } |
| 4958 | |
| 4959 | static guint64 |
| 4960 | atom_tfra_copy_data (AtomTFRA * tfra, guint8 ** buffer, guint64 * size, |
| 4961 | guint64 * offset) |
| 4962 | { |
| 4963 | guint64 original_offset = *offset; |
| 4964 | guint32 i; |
| 4965 | TFRAEntry *entry; |
| 4966 | guint32 data; |
| 4967 | guint bytes; |
| 4968 | guint version; |
| 4969 | |
| 4970 | if (!atom_full_copy_data (&tfra->header, buffer, size, offset)) { |
| 4971 | return 0; |
| 4972 | } |
| 4973 | |
| 4974 | prop_copy_uint32 (tfra->track_ID, buffer, size, offset); |
| 4975 | prop_copy_uint32 (tfra->lengths, buffer, size, offset); |
| 4976 | prop_copy_uint32 (atom_array_get_len (&tfra->entries), buffer, size, offset); |
| 4977 | |
| 4978 | version = tfra->header.version; |
| 4979 | for (i = 0; i < atom_array_get_len (&tfra->entries); ++i) { |
| 4980 | entry = &atom_array_index (&tfra->entries, i); |
| 4981 | if (version) { |
| 4982 | prop_copy_uint64 (entry->time, buffer, size, offset); |
| 4983 | prop_copy_uint64 (entry->moof_offset, buffer, size, offset); |
| 4984 | } else { |
| 4985 | prop_copy_uint32 (entry->time, buffer, size, offset); |
| 4986 | prop_copy_uint32 (entry->moof_offset, buffer, size, offset); |
| 4987 | } |
| 4988 | |
| 4989 | bytes = (tfra->lengths & (0x3 << 4)) + 1; |
| 4990 | data = GUINT32_TO_BE (entry->traf_number); |
| 4991 | prop_copy_fixed_size_string (((guint8 *) & data) + 4 - bytes, bytes, |
| 4992 | buffer, size, offset); |
| 4993 | |
| 4994 | bytes = (tfra->lengths & (0x3 << 2)) + 1; |
| 4995 | data = GUINT32_TO_BE (entry->trun_number); |
| 4996 | prop_copy_fixed_size_string (((guint8 *) & data) + 4 - bytes, bytes, |
| 4997 | buffer, size, offset); |
| 4998 | |
| 4999 | bytes = (tfra->lengths & (0x3)) + 1; |
| 5000 | data = GUINT32_TO_BE (entry->sample_number); |
| 5001 | prop_copy_fixed_size_string (((guint8 *) & data) + 4 - bytes, bytes, |
| 5002 | buffer, size, offset); |
| 5003 | |
| 5004 | } |
| 5005 | |
| 5006 | atom_write_size (buffer, size, offset, original_offset); |
| 5007 | return *offset - original_offset; |
| 5008 | } |
| 5009 | |
| 5010 | static guint64 |
| 5011 | atom_mfro_copy_data (guint32 s, guint8 ** buffer, guint64 * size, |
| 5012 | guint64 * offset) |
| 5013 | { |
| 5014 | guint64 original_offset = *offset; |
| 5015 | guint8 flags[3] = { 0, 0, 0 }; |
| 5016 | AtomFull mfro; |
| 5017 | |
| 5018 | atom_full_init (&mfro, FOURCC_mfro, 0, 0, 0, flags); |
| 5019 | |
| 5020 | if (!atom_full_copy_data (&mfro, buffer, size, offset)) { |
| 5021 | return 0; |
| 5022 | } |
| 5023 | |
| 5024 | prop_copy_uint32 (s, buffer, size, offset); |
| 5025 | |
| 5026 | atom_write_size (buffer, size, offset, original_offset); |
| 5027 | |
| 5028 | return *offset - original_offset; |
| 5029 | } |
| 5030 | |
| 5031 | |
| 5032 | guint64 |
| 5033 | atom_mfra_copy_data (AtomMFRA * mfra, guint8 ** buffer, guint64 * size, |
| 5034 | guint64 * offset) |
| 5035 | { |
| 5036 | guint64 original_offset = *offset; |
| 5037 | GList *walker; |
| 5038 | |
| 5039 | if (!atom_copy_data (&mfra->header, buffer, size, offset)) |
| 5040 | return 0; |
| 5041 | |
| 5042 | walker = g_list_first (mfra->tfras); |
| 5043 | while (walker != NULL) { |
| 5044 | if (!atom_tfra_copy_data ((AtomTFRA *) walker->data, buffer, size, offset)) { |
| 5045 | return 0; |
| 5046 | } |
| 5047 | walker = g_list_next (walker); |
| 5048 | } |
| 5049 | |
| 5050 | /* 16 is the size of the mfro atom */ |
| 5051 | if (!atom_mfro_copy_data (*offset - original_offset + 16, buffer, |
| 5052 | size, offset)) |
| 5053 | return 0; |
| 5054 | |
| 5055 | atom_write_size (buffer, size, offset, original_offset); |
| 5056 | return *offset - original_offset; |
| 5057 | } |
| 5058 | |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 5059 | /* some sample description construction helpers */ |
| 5060 | |
Mark Nauwelaerts | 3f72fad | 2008-11-14 20:17:10 +0000 | [diff] [blame] | 5061 | AtomInfo * |
| 5062 | build_esds_extension (AtomTRAK * trak, guint8 object_type, guint8 stream_type, |
Arun Raghavan | 4b4398c | 2010-07-05 14:09:50 +0530 | [diff] [blame] | 5063 | const GstBuffer * codec_data, guint32 avg_bitrate, guint32 max_bitrate) |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 5064 | { |
Mark Nauwelaerts | 3f72fad | 2008-11-14 20:17:10 +0000 | [diff] [blame] | 5065 | guint32 track_id; |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 5066 | AtomESDS *esds; |
| 5067 | |
Mark Nauwelaerts | 3f72fad | 2008-11-14 20:17:10 +0000 | [diff] [blame] | 5068 | track_id = trak->tkhd.track_ID; |
| 5069 | |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 5070 | esds = atom_esds_new (); |
| 5071 | esds->es.id = track_id & 0xFFFF; |
| 5072 | esds->es.dec_conf_desc.object_type = object_type; |
| 5073 | esds->es.dec_conf_desc.stream_type = stream_type << 2 | 0x01; |
| 5074 | |
Arun Raghavan | 4b4398c | 2010-07-05 14:09:50 +0530 | [diff] [blame] | 5075 | if (avg_bitrate > 0) |
| 5076 | esds->es.dec_conf_desc.avg_bitrate = avg_bitrate; |
| 5077 | if (max_bitrate > 0) |
| 5078 | esds->es.dec_conf_desc.max_bitrate = max_bitrate; |
| 5079 | |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 5080 | /* optional DecoderSpecificInfo */ |
| 5081 | if (codec_data) { |
| 5082 | DecoderSpecificInfoDescriptor *desc; |
Mark Nauwelaerts | f886681 | 2011-06-29 12:46:20 +0200 | [diff] [blame] | 5083 | gsize size; |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 5084 | |
| 5085 | esds->es.dec_conf_desc.dec_specific_info = desc = |
| 5086 | desc_dec_specific_info_new (); |
Mark Nauwelaerts | f886681 | 2011-06-29 12:46:20 +0200 | [diff] [blame] | 5087 | size = gst_buffer_get_size ((GstBuffer *) codec_data); |
| 5088 | desc_dec_specific_info_alloc_data (desc, size); |
| 5089 | gst_buffer_extract ((GstBuffer *) codec_data, 0, desc->data, size); |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 5090 | } |
| 5091 | |
| 5092 | return build_atom_info_wrapper ((Atom *) esds, atom_esds_copy_data, |
| 5093 | atom_esds_free); |
| 5094 | } |
| 5095 | |
Arun Raghavan | 9e5c575 | 2010-07-06 14:48:08 +0530 | [diff] [blame] | 5096 | AtomInfo * |
| 5097 | build_btrt_extension (guint32 buffer_size_db, guint32 avg_bitrate, |
| 5098 | guint32 max_bitrate) |
| 5099 | { |
Thiago Santos | 1596972 | 2015-06-11 00:14:41 -0300 | [diff] [blame] | 5100 | AtomData *atom_data = atom_data_new (FOURCC_btrt); |
Mark Nauwelaerts | f886681 | 2011-06-29 12:46:20 +0200 | [diff] [blame] | 5101 | guint8 *data; |
Arun Raghavan | 9e5c575 | 2010-07-06 14:48:08 +0530 | [diff] [blame] | 5102 | |
Thiago Santos | 1596972 | 2015-06-11 00:14:41 -0300 | [diff] [blame] | 5103 | atom_data_alloc_mem (atom_data, 12); |
| 5104 | data = atom_data->data; |
| 5105 | |
Mark Nauwelaerts | f886681 | 2011-06-29 12:46:20 +0200 | [diff] [blame] | 5106 | GST_WRITE_UINT32_BE (data, buffer_size_db); |
| 5107 | GST_WRITE_UINT32_BE (data + 4, max_bitrate); |
| 5108 | GST_WRITE_UINT32_BE (data + 8, avg_bitrate); |
Arun Raghavan | 9e5c575 | 2010-07-06 14:48:08 +0530 | [diff] [blame] | 5109 | |
Arun Raghavan | 9e5c575 | 2010-07-06 14:48:08 +0530 | [diff] [blame] | 5110 | return build_atom_info_wrapper ((Atom *) atom_data, atom_data_copy_data, |
| 5111 | atom_data_free); |
| 5112 | } |
| 5113 | |
Mark Nauwelaerts | 76b6997 | 2010-02-16 14:19:04 +0100 | [diff] [blame] | 5114 | static AtomInfo * |
Luis de Bethencourt | 0fffb8f | 2015-11-19 19:48:06 +0000 | [diff] [blame] | 5115 | build_mov_wave_extension (guint32 fourcc, AtomInfo * atom1, AtomInfo * atom2, |
| 5116 | gboolean terminator) |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 5117 | { |
| 5118 | AtomWAVE *wave; |
| 5119 | AtomFRMA *frma; |
| 5120 | Atom *ext_atom; |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 5121 | |
Mark Nauwelaerts | 76b6997 | 2010-02-16 14:19:04 +0100 | [diff] [blame] | 5122 | /* Build WAVE atom for sample table entry */ |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 5123 | wave = atom_wave_new (); |
| 5124 | |
| 5125 | /* Prepend Terminator atom to the WAVE list first, so it ends up last */ |
Mark Nauwelaerts | 76b6997 | 2010-02-16 14:19:04 +0100 | [diff] [blame] | 5126 | if (terminator) { |
| 5127 | ext_atom = (Atom *) atom_data_new (FOURCC_null); |
| 5128 | wave->extension_atoms = |
| 5129 | atom_info_list_prepend_atom (wave->extension_atoms, (Atom *) ext_atom, |
| 5130 | (AtomCopyDataFunc) atom_data_copy_data, (AtomFreeFunc) atom_data_free); |
| 5131 | } |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 5132 | |
Mark Nauwelaerts | 76b6997 | 2010-02-16 14:19:04 +0100 | [diff] [blame] | 5133 | /* Add supplied atoms to WAVE */ |
| 5134 | if (atom2) |
| 5135 | wave->extension_atoms = g_list_prepend (wave->extension_atoms, atom2); |
| 5136 | if (atom1) |
| 5137 | wave->extension_atoms = g_list_prepend (wave->extension_atoms, atom1); |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 5138 | |
| 5139 | /* Add FRMA to the WAVE */ |
| 5140 | frma = atom_frma_new (); |
Mark Nauwelaerts | 76b6997 | 2010-02-16 14:19:04 +0100 | [diff] [blame] | 5141 | frma->media_type = fourcc; |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 5142 | |
| 5143 | wave->extension_atoms = |
| 5144 | atom_info_list_prepend_atom (wave->extension_atoms, (Atom *) frma, |
| 5145 | (AtomCopyDataFunc) atom_frma_copy_data, (AtomFreeFunc) atom_frma_free); |
| 5146 | |
| 5147 | return build_atom_info_wrapper ((Atom *) wave, atom_wave_copy_data, |
| 5148 | atom_wave_free); |
| 5149 | } |
| 5150 | |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 5151 | AtomInfo * |
Arun Raghavan | 4b4398c | 2010-07-05 14:09:50 +0530 | [diff] [blame] | 5152 | build_mov_aac_extension (AtomTRAK * trak, const GstBuffer * codec_data, |
| 5153 | guint32 avg_bitrate, guint32 max_bitrate) |
Mark Nauwelaerts | 76b6997 | 2010-02-16 14:19:04 +0100 | [diff] [blame] | 5154 | { |
| 5155 | AtomInfo *esds, *mp4a; |
| 5156 | GstBuffer *buf; |
Mark Nauwelaerts | f886681 | 2011-06-29 12:46:20 +0200 | [diff] [blame] | 5157 | guint32 tmp = 0; |
Mark Nauwelaerts | 76b6997 | 2010-02-16 14:19:04 +0100 | [diff] [blame] | 5158 | |
| 5159 | /* Add ESDS atom to WAVE */ |
| 5160 | esds = build_esds_extension (trak, ESDS_OBJECT_TYPE_MPEG4_P3, |
Arun Raghavan | 4b4398c | 2010-07-05 14:09:50 +0530 | [diff] [blame] | 5161 | ESDS_STREAM_TYPE_AUDIO, codec_data, avg_bitrate, max_bitrate); |
Mark Nauwelaerts | 76b6997 | 2010-02-16 14:19:04 +0100 | [diff] [blame] | 5162 | |
| 5163 | /* Add MP4A atom to the WAVE: |
| 5164 | * not really in spec, but makes offset based players happy */ |
Thiago Santos | 03f1a2e | 2015-06-11 01:04:51 -0300 | [diff] [blame] | 5165 | buf = GST_BUFFER_NEW_READONLY (&tmp, 4); |
Mark Nauwelaerts | 76b6997 | 2010-02-16 14:19:04 +0100 | [diff] [blame] | 5166 | mp4a = build_codec_data_extension (FOURCC_mp4a, buf); |
| 5167 | gst_buffer_unref (buf); |
| 5168 | |
Luis de Bethencourt | 0fffb8f | 2015-11-19 19:48:06 +0000 | [diff] [blame] | 5169 | return build_mov_wave_extension (FOURCC_mp4a, mp4a, esds, TRUE); |
Mark Nauwelaerts | 76b6997 | 2010-02-16 14:19:04 +0100 | [diff] [blame] | 5170 | } |
| 5171 | |
| 5172 | AtomInfo * |
Luis de Bethencourt | e731fe4 | 2015-12-10 17:41:46 +0000 | [diff] [blame] | 5173 | build_mov_alac_extension (const GstBuffer * codec_data) |
Mark Nauwelaerts | bcc9fe0 | 2010-02-16 16:24:12 +0100 | [diff] [blame] | 5174 | { |
| 5175 | AtomInfo *alac; |
| 5176 | |
| 5177 | alac = build_codec_data_extension (FOURCC_alac, codec_data); |
| 5178 | |
Luis de Bethencourt | 0fffb8f | 2015-11-19 19:48:06 +0000 | [diff] [blame] | 5179 | return build_mov_wave_extension (FOURCC_alac, NULL, alac, TRUE); |
Mark Nauwelaerts | bcc9fe0 | 2010-02-16 16:24:12 +0100 | [diff] [blame] | 5180 | } |
| 5181 | |
| 5182 | AtomInfo * |
Thiago Santos | c5f6e74 | 2009-12-10 22:20:45 -0300 | [diff] [blame] | 5183 | build_jp2x_extension (const GstBuffer * prefix) |
| 5184 | { |
| 5185 | AtomData *atom_data; |
| 5186 | |
| 5187 | if (!prefix) { |
| 5188 | return NULL; |
| 5189 | } |
| 5190 | |
Luis de Bethencourt | ca46897 | 2015-11-19 18:36:39 +0000 | [diff] [blame] | 5191 | atom_data = atom_data_new_from_gst_buffer (FOURCC_jp2x, prefix); |
Thiago Santos | c5f6e74 | 2009-12-10 22:20:45 -0300 | [diff] [blame] | 5192 | |
| 5193 | return build_atom_info_wrapper ((Atom *) atom_data, atom_data_copy_data, |
| 5194 | atom_data_free); |
| 5195 | } |
| 5196 | |
| 5197 | AtomInfo * |
Luis de Bethencourt | e731fe4 | 2015-12-10 17:41:46 +0000 | [diff] [blame] | 5198 | build_jp2h_extension (gint width, gint height, const gchar * colorspace, |
| 5199 | gint ncomp, const GValue * cmap_array, const GValue * cdef_array) |
Thiago Santos | c5f6e74 | 2009-12-10 22:20:45 -0300 | [diff] [blame] | 5200 | { |
| 5201 | AtomData *atom_data; |
| 5202 | GstBuffer *buf; |
Mark Nauwelaerts | 3f72fad | 2008-11-14 20:17:10 +0000 | [diff] [blame] | 5203 | guint8 cenum; |
Thiago Santos | c5f6e74 | 2009-12-10 22:20:45 -0300 | [diff] [blame] | 5204 | gint i; |
| 5205 | gint idhr_size = 22; |
| 5206 | gint colr_size = 15; |
| 5207 | gint cmap_size = 0, cdef_size = 0; |
| 5208 | gint cmap_array_size = 0; |
| 5209 | gint cdef_array_size = 0; |
| 5210 | GstByteWriter writer; |
| 5211 | |
| 5212 | g_return_val_if_fail (cmap_array == NULL || |
| 5213 | GST_VALUE_HOLDS_ARRAY (cmap_array), NULL); |
| 5214 | g_return_val_if_fail (cdef_array == NULL || |
| 5215 | GST_VALUE_HOLDS_ARRAY (cdef_array), NULL); |
Mark Nauwelaerts | 3f72fad | 2008-11-14 20:17:10 +0000 | [diff] [blame] | 5216 | |
Wim Taymans | 9d63714 | 2011-08-22 12:24:15 +0200 | [diff] [blame] | 5217 | if (g_str_equal (colorspace, "sRGB")) { |
Mark Nauwelaerts | 3f72fad | 2008-11-14 20:17:10 +0000 | [diff] [blame] | 5218 | cenum = 0x10; |
Thiago Santos | c5f6e74 | 2009-12-10 22:20:45 -0300 | [diff] [blame] | 5219 | if (ncomp == 0) |
| 5220 | ncomp = 3; |
Wim Taymans | 9d63714 | 2011-08-22 12:24:15 +0200 | [diff] [blame] | 5221 | } else if (g_str_equal (colorspace, "GRAY")) { |
Thiago Santos | c5f6e74 | 2009-12-10 22:20:45 -0300 | [diff] [blame] | 5222 | cenum = 0x11; |
| 5223 | if (ncomp == 0) |
| 5224 | ncomp = 1; |
Wim Taymans | 9d63714 | 2011-08-22 12:24:15 +0200 | [diff] [blame] | 5225 | } else if (g_str_equal (colorspace, "sYUV")) { |
Mark Nauwelaerts | 3f72fad | 2008-11-14 20:17:10 +0000 | [diff] [blame] | 5226 | cenum = 0x12; |
Thiago Santos | c5f6e74 | 2009-12-10 22:20:45 -0300 | [diff] [blame] | 5227 | if (ncomp == 0) |
| 5228 | ncomp = 3; |
Mark Nauwelaerts | 3f72fad | 2008-11-14 20:17:10 +0000 | [diff] [blame] | 5229 | } else |
Thiago Santos | c5f6e74 | 2009-12-10 22:20:45 -0300 | [diff] [blame] | 5230 | return NULL; |
Mark Nauwelaerts | 3f72fad | 2008-11-14 20:17:10 +0000 | [diff] [blame] | 5231 | |
Thiago Santos | c5f6e74 | 2009-12-10 22:20:45 -0300 | [diff] [blame] | 5232 | if (cmap_array) { |
| 5233 | cmap_array_size = gst_value_array_get_size (cmap_array); |
| 5234 | cmap_size = 8 + cmap_array_size * 4; |
| 5235 | } |
| 5236 | if (cdef_array) { |
| 5237 | cdef_array_size = gst_value_array_get_size (cdef_array); |
| 5238 | cdef_size = 8 + 2 + cdef_array_size * 6; |
| 5239 | } |
| 5240 | |
Mark Nauwelaerts | f886681 | 2011-06-29 12:46:20 +0200 | [diff] [blame] | 5241 | gst_byte_writer_init_with_size (&writer, |
| 5242 | idhr_size + colr_size + cmap_size + cdef_size, TRUE); |
Mark Nauwelaerts | 3f72fad | 2008-11-14 20:17:10 +0000 | [diff] [blame] | 5243 | |
| 5244 | /* ihdr = image header box */ |
Edward Hervey | 97591c1 | 2012-04-12 15:48:57 +0200 | [diff] [blame] | 5245 | gst_byte_writer_put_uint32_be_unchecked (&writer, 22); |
Luis de Bethencourt | ca46897 | 2015-11-19 18:36:39 +0000 | [diff] [blame] | 5246 | gst_byte_writer_put_uint32_le_unchecked (&writer, FOURCC_ihdr); |
Edward Hervey | 97591c1 | 2012-04-12 15:48:57 +0200 | [diff] [blame] | 5247 | gst_byte_writer_put_uint32_be_unchecked (&writer, height); |
| 5248 | gst_byte_writer_put_uint32_be_unchecked (&writer, width); |
| 5249 | gst_byte_writer_put_uint16_be_unchecked (&writer, ncomp); |
Mark Nauwelaerts | 3f72fad | 2008-11-14 20:17:10 +0000 | [diff] [blame] | 5250 | /* 8 bits per component, unsigned */ |
Edward Hervey | 97591c1 | 2012-04-12 15:48:57 +0200 | [diff] [blame] | 5251 | gst_byte_writer_put_uint8_unchecked (&writer, 0x7); |
Mark Nauwelaerts | 3f72fad | 2008-11-14 20:17:10 +0000 | [diff] [blame] | 5252 | /* compression type; reserved */ |
Edward Hervey | 97591c1 | 2012-04-12 15:48:57 +0200 | [diff] [blame] | 5253 | gst_byte_writer_put_uint8_unchecked (&writer, 0x7); |
Mark Nauwelaerts | 3f72fad | 2008-11-14 20:17:10 +0000 | [diff] [blame] | 5254 | /* colour space (un)known */ |
Edward Hervey | 97591c1 | 2012-04-12 15:48:57 +0200 | [diff] [blame] | 5255 | gst_byte_writer_put_uint8_unchecked (&writer, 0x0); |
Mark Nauwelaerts | 3f72fad | 2008-11-14 20:17:10 +0000 | [diff] [blame] | 5256 | /* intellectual property right (box present) */ |
Edward Hervey | 97591c1 | 2012-04-12 15:48:57 +0200 | [diff] [blame] | 5257 | gst_byte_writer_put_uint8_unchecked (&writer, 0x0); |
Mark Nauwelaerts | 3f72fad | 2008-11-14 20:17:10 +0000 | [diff] [blame] | 5258 | |
| 5259 | /* colour specification box */ |
Edward Hervey | 97591c1 | 2012-04-12 15:48:57 +0200 | [diff] [blame] | 5260 | gst_byte_writer_put_uint32_be_unchecked (&writer, 15); |
Luis de Bethencourt | ca46897 | 2015-11-19 18:36:39 +0000 | [diff] [blame] | 5261 | gst_byte_writer_put_uint32_le_unchecked (&writer, FOURCC_colr); |
Thiago Santos | c5f6e74 | 2009-12-10 22:20:45 -0300 | [diff] [blame] | 5262 | |
Mark Nauwelaerts | 3f72fad | 2008-11-14 20:17:10 +0000 | [diff] [blame] | 5263 | /* specification method: enumerated */ |
Edward Hervey | 97591c1 | 2012-04-12 15:48:57 +0200 | [diff] [blame] | 5264 | gst_byte_writer_put_uint8_unchecked (&writer, 0x1); |
Mark Nauwelaerts | 3f72fad | 2008-11-14 20:17:10 +0000 | [diff] [blame] | 5265 | /* precedence; reserved */ |
Edward Hervey | 97591c1 | 2012-04-12 15:48:57 +0200 | [diff] [blame] | 5266 | gst_byte_writer_put_uint8_unchecked (&writer, 0x0); |
Mark Nauwelaerts | 3f72fad | 2008-11-14 20:17:10 +0000 | [diff] [blame] | 5267 | /* approximation; reserved */ |
Edward Hervey | 97591c1 | 2012-04-12 15:48:57 +0200 | [diff] [blame] | 5268 | gst_byte_writer_put_uint8_unchecked (&writer, 0x0); |
Mark Nauwelaerts | 3f72fad | 2008-11-14 20:17:10 +0000 | [diff] [blame] | 5269 | /* enumerated colourspace */ |
Edward Hervey | 97591c1 | 2012-04-12 15:48:57 +0200 | [diff] [blame] | 5270 | gst_byte_writer_put_uint32_be_unchecked (&writer, cenum); |
Thiago Santos | c5f6e74 | 2009-12-10 22:20:45 -0300 | [diff] [blame] | 5271 | |
| 5272 | if (cmap_array) { |
Edward Hervey | 97591c1 | 2012-04-12 15:48:57 +0200 | [diff] [blame] | 5273 | gst_byte_writer_put_uint32_be_unchecked (&writer, cmap_size); |
Luis de Bethencourt | ca46897 | 2015-11-19 18:36:39 +0000 | [diff] [blame] | 5274 | gst_byte_writer_put_uint32_le_unchecked (&writer, FOURCC_cmap); |
Thiago Santos | c5f6e74 | 2009-12-10 22:20:45 -0300 | [diff] [blame] | 5275 | for (i = 0; i < cmap_array_size; i++) { |
| 5276 | const GValue *item; |
| 5277 | gint value; |
| 5278 | guint16 cmp; |
| 5279 | guint8 mtyp; |
| 5280 | guint8 pcol; |
| 5281 | item = gst_value_array_get_value (cmap_array, i); |
| 5282 | value = g_value_get_int (item); |
| 5283 | |
| 5284 | /* value is '(mtyp << 24) | (pcol << 16) | cmp' */ |
| 5285 | cmp = value & 0xFFFF; |
| 5286 | mtyp = value >> 24; |
| 5287 | pcol = (value >> 16) & 0xFF; |
| 5288 | |
| 5289 | if (mtyp == 1) |
| 5290 | GST_WARNING ("MTYP of cmap atom signals Pallete Mapping, but we don't " |
| 5291 | "handle Pallete mapping atoms yet"); |
| 5292 | |
Edward Hervey | 97591c1 | 2012-04-12 15:48:57 +0200 | [diff] [blame] | 5293 | gst_byte_writer_put_uint16_be_unchecked (&writer, cmp); |
| 5294 | gst_byte_writer_put_uint8_unchecked (&writer, mtyp); |
| 5295 | gst_byte_writer_put_uint8_unchecked (&writer, pcol); |
Thiago Santos | c5f6e74 | 2009-12-10 22:20:45 -0300 | [diff] [blame] | 5296 | } |
| 5297 | } |
| 5298 | |
| 5299 | if (cdef_array) { |
Edward Hervey | 97591c1 | 2012-04-12 15:48:57 +0200 | [diff] [blame] | 5300 | gst_byte_writer_put_uint32_be_unchecked (&writer, cdef_size); |
Luis de Bethencourt | ca46897 | 2015-11-19 18:36:39 +0000 | [diff] [blame] | 5301 | gst_byte_writer_put_uint32_le_unchecked (&writer, FOURCC_cdef); |
Edward Hervey | 97591c1 | 2012-04-12 15:48:57 +0200 | [diff] [blame] | 5302 | gst_byte_writer_put_uint16_be_unchecked (&writer, cdef_array_size); |
Thiago Santos | c5f6e74 | 2009-12-10 22:20:45 -0300 | [diff] [blame] | 5303 | for (i = 0; i < cdef_array_size; i++) { |
| 5304 | const GValue *item; |
| 5305 | gint value; |
| 5306 | item = gst_value_array_get_value (cdef_array, i); |
| 5307 | value = g_value_get_int (item); |
| 5308 | |
Edward Hervey | 97591c1 | 2012-04-12 15:48:57 +0200 | [diff] [blame] | 5309 | gst_byte_writer_put_uint16_be_unchecked (&writer, i); |
Thiago Santos | c5f6e74 | 2009-12-10 22:20:45 -0300 | [diff] [blame] | 5310 | if (value > 0) { |
Edward Hervey | 97591c1 | 2012-04-12 15:48:57 +0200 | [diff] [blame] | 5311 | gst_byte_writer_put_uint16_be_unchecked (&writer, 0); |
| 5312 | gst_byte_writer_put_uint16_be_unchecked (&writer, value); |
Thiago Santos | c5f6e74 | 2009-12-10 22:20:45 -0300 | [diff] [blame] | 5313 | } else if (value < 0) { |
Edward Hervey | 97591c1 | 2012-04-12 15:48:57 +0200 | [diff] [blame] | 5314 | gst_byte_writer_put_uint16_be_unchecked (&writer, -value); |
| 5315 | gst_byte_writer_put_uint16_be_unchecked (&writer, 0); /* TODO what here? */ |
Thiago Santos | c5f6e74 | 2009-12-10 22:20:45 -0300 | [diff] [blame] | 5316 | } else { |
Edward Hervey | 97591c1 | 2012-04-12 15:48:57 +0200 | [diff] [blame] | 5317 | gst_byte_writer_put_uint16_be_unchecked (&writer, 1); |
| 5318 | gst_byte_writer_put_uint16_be_unchecked (&writer, 0); |
Thiago Santos | c5f6e74 | 2009-12-10 22:20:45 -0300 | [diff] [blame] | 5319 | } |
| 5320 | } |
| 5321 | } |
| 5322 | |
| 5323 | g_assert (gst_byte_writer_get_remaining (&writer) == 0); |
Mark Nauwelaerts | f886681 | 2011-06-29 12:46:20 +0200 | [diff] [blame] | 5324 | buf = gst_byte_writer_reset_and_get_buffer (&writer); |
Mark Nauwelaerts | 3f72fad | 2008-11-14 20:17:10 +0000 | [diff] [blame] | 5325 | |
| 5326 | atom_data = atom_data_new_from_gst_buffer (FOURCC_jp2h, buf); |
| 5327 | gst_buffer_unref (buf); |
| 5328 | |
| 5329 | return build_atom_info_wrapper ((Atom *) atom_data, atom_data_copy_data, |
| 5330 | atom_data_free); |
| 5331 | } |
| 5332 | |
| 5333 | AtomInfo * |
| 5334 | build_codec_data_extension (guint32 fourcc, const GstBuffer * codec_data) |
| 5335 | { |
| 5336 | AtomData *data; |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 5337 | AtomInfo *result = NULL; |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 5338 | |
Mark Nauwelaerts | 3f72fad | 2008-11-14 20:17:10 +0000 | [diff] [blame] | 5339 | if (codec_data) { |
| 5340 | data = atom_data_new_from_gst_buffer (fourcc, codec_data); |
Thiago Sousa Santos | c991a04 | 2008-11-08 02:00:58 +0000 | [diff] [blame] | 5341 | result = build_atom_info_wrapper ((Atom *) data, atom_data_copy_data, |
| 5342 | atom_data_free); |
| 5343 | } |
| 5344 | |
| 5345 | return result; |
| 5346 | } |
Mark Nauwelaerts | ffd2ff3 | 2009-01-28 13:25:14 +0100 | [diff] [blame] | 5347 | |
| 5348 | AtomInfo * |
Benjamin Otte | 62be917 | 2010-03-21 21:39:18 +0100 | [diff] [blame] | 5349 | build_amr_extension (void) |
Mark Nauwelaerts | ffd2ff3 | 2009-01-28 13:25:14 +0100 | [diff] [blame] | 5350 | { |
| 5351 | guint8 ext[9]; |
| 5352 | GstBuffer *buf; |
| 5353 | AtomInfo *res; |
| 5354 | |
Mark Nauwelaerts | ffd2ff3 | 2009-01-28 13:25:14 +0100 | [diff] [blame] | 5355 | /* vendor */ |
| 5356 | GST_WRITE_UINT32_LE (ext, 0); |
| 5357 | /* decoder version */ |
| 5358 | GST_WRITE_UINT8 (ext + 4, 0); |
| 5359 | /* mode set (all modes) */ |
| 5360 | GST_WRITE_UINT16_BE (ext + 5, 0x81FF); |
| 5361 | /* mode change period (no restriction) */ |
| 5362 | GST_WRITE_UINT8 (ext + 7, 0); |
| 5363 | /* frames per sample */ |
| 5364 | GST_WRITE_UINT8 (ext + 8, 1); |
| 5365 | |
Thiago Santos | 03f1a2e | 2015-06-11 01:04:51 -0300 | [diff] [blame] | 5366 | buf = GST_BUFFER_NEW_READONLY (ext, sizeof (ext)); |
Luis de Bethencourt | ca46897 | 2015-11-19 18:36:39 +0000 | [diff] [blame] | 5367 | res = build_codec_data_extension (FOURCC_damr, buf); |
Mark Nauwelaerts | ffd2ff3 | 2009-01-28 13:25:14 +0100 | [diff] [blame] | 5368 | gst_buffer_unref (buf); |
| 5369 | return res; |
| 5370 | } |
| 5371 | |
| 5372 | AtomInfo * |
Benjamin Otte | 62be917 | 2010-03-21 21:39:18 +0100 | [diff] [blame] | 5373 | build_h263_extension (void) |
Mark Nauwelaerts | ffd2ff3 | 2009-01-28 13:25:14 +0100 | [diff] [blame] | 5374 | { |
| 5375 | guint8 ext[7]; |
| 5376 | GstBuffer *buf; |
| 5377 | AtomInfo *res; |
| 5378 | |
Mark Nauwelaerts | ffd2ff3 | 2009-01-28 13:25:14 +0100 | [diff] [blame] | 5379 | /* vendor */ |
| 5380 | GST_WRITE_UINT32_LE (ext, 0); |
| 5381 | /* decoder version */ |
| 5382 | GST_WRITE_UINT8 (ext + 4, 0); |
| 5383 | /* level / profile */ |
| 5384 | /* FIXME ? maybe ? obtain somewhere; baseline for now */ |
| 5385 | GST_WRITE_UINT8 (ext + 5, 10); |
| 5386 | GST_WRITE_UINT8 (ext + 6, 0); |
| 5387 | |
Thiago Santos | 03f1a2e | 2015-06-11 01:04:51 -0300 | [diff] [blame] | 5388 | buf = GST_BUFFER_NEW_READONLY (ext, sizeof (ext)); |
Luis de Bethencourt | ca46897 | 2015-11-19 18:36:39 +0000 | [diff] [blame] | 5389 | res = build_codec_data_extension (FOURCC_d263, buf); |
Mark Nauwelaerts | ffd2ff3 | 2009-01-28 13:25:14 +0100 | [diff] [blame] | 5390 | gst_buffer_unref (buf); |
| 5391 | return res; |
| 5392 | } |
Thiago Santos | 496bd01 | 2009-10-29 08:36:02 -0300 | [diff] [blame] | 5393 | |
| 5394 | AtomInfo * |
| 5395 | build_gama_atom (gdouble gamma) |
| 5396 | { |
| 5397 | AtomInfo *res; |
| 5398 | guint32 gamma_fp; |
| 5399 | GstBuffer *buf; |
| 5400 | |
| 5401 | /* convert to uint32 from fixed point */ |
| 5402 | gamma_fp = (guint32) 65536 *gamma; |
| 5403 | |
Mark Nauwelaerts | f886681 | 2011-06-29 12:46:20 +0200 | [diff] [blame] | 5404 | gamma_fp = GUINT32_TO_BE (gamma_fp); |
Thiago Santos | 03f1a2e | 2015-06-11 01:04:51 -0300 | [diff] [blame] | 5405 | buf = GST_BUFFER_NEW_READONLY (&gamma_fp, 4); |
Thiago Santos | 496bd01 | 2009-10-29 08:36:02 -0300 | [diff] [blame] | 5406 | res = build_codec_data_extension (FOURCC_gama, buf); |
| 5407 | gst_buffer_unref (buf); |
| 5408 | return res; |
| 5409 | } |
| 5410 | |
| 5411 | AtomInfo * |
| 5412 | build_SMI_atom (const GstBuffer * seqh) |
| 5413 | { |
| 5414 | AtomInfo *res; |
| 5415 | GstBuffer *buf; |
Mark Nauwelaerts | f886681 | 2011-06-29 12:46:20 +0200 | [diff] [blame] | 5416 | gsize size; |
| 5417 | guint8 *data; |
Thiago Santos | 496bd01 | 2009-10-29 08:36:02 -0300 | [diff] [blame] | 5418 | |
| 5419 | /* the seqh plus its size and fourcc */ |
Mark Nauwelaerts | f886681 | 2011-06-29 12:46:20 +0200 | [diff] [blame] | 5420 | size = gst_buffer_get_size ((GstBuffer *) seqh); |
| 5421 | data = g_malloc (size + 8); |
Thiago Santos | 496bd01 | 2009-10-29 08:36:02 -0300 | [diff] [blame] | 5422 | |
Mark Nauwelaerts | f886681 | 2011-06-29 12:46:20 +0200 | [diff] [blame] | 5423 | GST_WRITE_UINT32_LE (data, FOURCC_SEQH); |
| 5424 | GST_WRITE_UINT32_BE (data + 4, size + 8); |
| 5425 | gst_buffer_extract ((GstBuffer *) seqh, 0, data + 8, size); |
Thiago Santos | 1596972 | 2015-06-11 00:14:41 -0300 | [diff] [blame] | 5426 | buf = gst_buffer_new_wrapped (data, size + 8); |
Thiago Santos | 496bd01 | 2009-10-29 08:36:02 -0300 | [diff] [blame] | 5427 | res = build_codec_data_extension (FOURCC_SMI_, buf); |
| 5428 | gst_buffer_unref (buf); |
| 5429 | return res; |
| 5430 | } |
Michael Smith | d74567c | 2009-12-08 17:55:56 -0800 | [diff] [blame] | 5431 | |
| 5432 | static AtomInfo * |
| 5433 | build_ima_adpcm_atom (gint channels, gint rate, gint blocksize) |
| 5434 | { |
Thiago Santos | 1596972 | 2015-06-11 00:14:41 -0300 | [diff] [blame] | 5435 | #define IMA_ADPCM_ATOM_SIZE 20 |
Michael Smith | d74567c | 2009-12-08 17:55:56 -0800 | [diff] [blame] | 5436 | AtomData *atom_data; |
Michael Smith | d74567c | 2009-12-08 17:55:56 -0800 | [diff] [blame] | 5437 | guint8 *data; |
Michael Smith | d74567c | 2009-12-08 17:55:56 -0800 | [diff] [blame] | 5438 | guint32 fourcc; |
| 5439 | gint samplesperblock; |
| 5440 | gint bytespersec; |
| 5441 | |
| 5442 | /* The FOURCC for WAV codecs in QT is 'ms' followed by the 16 bit wave codec |
| 5443 | identifier. Note that the identifier here is big-endian, but when used |
| 5444 | within the WAVE header (below), it's little endian. */ |
| 5445 | fourcc = MS_WAVE_FOURCC (0x11); |
| 5446 | |
Thiago Santos | 1596972 | 2015-06-11 00:14:41 -0300 | [diff] [blame] | 5447 | atom_data = atom_data_new (fourcc); |
| 5448 | atom_data_alloc_mem (atom_data, IMA_ADPCM_ATOM_SIZE); |
| 5449 | data = atom_data->data; |
Michael Smith | d74567c | 2009-12-08 17:55:56 -0800 | [diff] [blame] | 5450 | |
| 5451 | /* This atom's content is a WAVE header, including 2 bytes of extra data. |
| 5452 | Note that all of this is little-endian, unlike most stuff in qt. */ |
Michael Smith | a597bd7 | 2009-12-08 17:59:04 -0800 | [diff] [blame] | 5453 | /* 4 bytes header per channel (including 1 sample). Then 2 samples per byte |
| 5454 | for the rest. Simplifies to this. */ |
Michael Smith | d74567c | 2009-12-08 17:55:56 -0800 | [diff] [blame] | 5455 | samplesperblock = 2 * blocksize / channels - 7; |
| 5456 | bytespersec = rate * blocksize / samplesperblock; |
| 5457 | GST_WRITE_UINT16_LE (data, 0x11); |
| 5458 | GST_WRITE_UINT16_LE (data + 2, channels); |
| 5459 | GST_WRITE_UINT32_LE (data + 4, rate); |
| 5460 | GST_WRITE_UINT32_LE (data + 8, bytespersec); |
| 5461 | GST_WRITE_UINT16_LE (data + 12, blocksize); |
| 5462 | GST_WRITE_UINT16_LE (data + 14, 4); |
| 5463 | GST_WRITE_UINT16_LE (data + 16, 2); /* Two extra bytes */ |
| 5464 | GST_WRITE_UINT16_LE (data + 18, samplesperblock); |
| 5465 | |
Michael Smith | d74567c | 2009-12-08 17:55:56 -0800 | [diff] [blame] | 5466 | return build_atom_info_wrapper ((Atom *) atom_data, atom_data_copy_data, |
| 5467 | atom_data_free); |
| 5468 | } |
| 5469 | |
| 5470 | AtomInfo * |
| 5471 | build_ima_adpcm_extension (gint channels, gint rate, gint blocksize) |
| 5472 | { |
| 5473 | AtomWAVE *wave; |
| 5474 | AtomFRMA *frma; |
| 5475 | Atom *ext_atom; |
| 5476 | |
| 5477 | /* Add WAVE atom */ |
| 5478 | wave = atom_wave_new (); |
| 5479 | |
| 5480 | /* Prepend Terminator atom to the WAVE list first, so it ends up last */ |
| 5481 | ext_atom = (Atom *) atom_data_new (FOURCC_null); |
| 5482 | wave->extension_atoms = |
| 5483 | atom_info_list_prepend_atom (wave->extension_atoms, (Atom *) ext_atom, |
| 5484 | (AtomCopyDataFunc) atom_data_copy_data, (AtomFreeFunc) atom_data_free); |
| 5485 | |
| 5486 | /* Add wave ima adpcm atom to WAVE */ |
| 5487 | wave->extension_atoms = g_list_prepend (wave->extension_atoms, |
| 5488 | build_ima_adpcm_atom (channels, rate, blocksize)); |
| 5489 | |
| 5490 | /* Add FRMA to the WAVE */ |
| 5491 | frma = atom_frma_new (); |
| 5492 | frma->media_type = MS_WAVE_FOURCC (0x11); |
| 5493 | |
| 5494 | wave->extension_atoms = |
| 5495 | atom_info_list_prepend_atom (wave->extension_atoms, (Atom *) frma, |
| 5496 | (AtomCopyDataFunc) atom_frma_copy_data, (AtomFreeFunc) atom_frma_free); |
| 5497 | |
| 5498 | return build_atom_info_wrapper ((Atom *) wave, atom_wave_copy_data, |
| 5499 | atom_wave_free); |
| 5500 | } |
Thiago Santos | 7065a65 | 2010-09-15 17:54:49 -0300 | [diff] [blame] | 5501 | |
| 5502 | AtomInfo * |
Thiago Santos | ab18f50 | 2015-06-10 22:27:27 -0300 | [diff] [blame] | 5503 | build_ac3_extension (guint8 fscod, guint8 bsid, guint8 bsmod, guint8 acmod, |
| 5504 | guint8 lfe_on, guint8 bitrate_code) |
| 5505 | { |
Thiago Santos | 1596972 | 2015-06-11 00:14:41 -0300 | [diff] [blame] | 5506 | AtomData *atom_data = atom_data_new (FOURCC_dac3); |
Thiago Santos | ab18f50 | 2015-06-10 22:27:27 -0300 | [diff] [blame] | 5507 | guint8 *data; |
| 5508 | |
Thiago Santos | 1596972 | 2015-06-11 00:14:41 -0300 | [diff] [blame] | 5509 | atom_data_alloc_mem (atom_data, 3); |
| 5510 | data = atom_data->data; |
Thiago Santos | ab18f50 | 2015-06-10 22:27:27 -0300 | [diff] [blame] | 5511 | |
| 5512 | /* Bits from the spec |
| 5513 | * fscod 2 |
| 5514 | * bsid 5 |
| 5515 | * bsmod 3 |
| 5516 | * acmod 3 |
| 5517 | * lfeon 1 |
| 5518 | * bit_rate_code 5 |
| 5519 | * reserved 5 |
| 5520 | */ |
| 5521 | |
| 5522 | /* Some bit manipulation magic. Need bitwriter */ |
| 5523 | data[0] = (fscod << 6) | (bsid << 1) | ((bsmod >> 2) & 1); |
| 5524 | data[1] = |
| 5525 | ((bsmod & 0x3) << 6) | (acmod << 3) | ((lfe_on & 1) << 2) | ((bitrate_code |
| 5526 | >> 3) & 0x3); |
| 5527 | data[2] = ((bitrate_code & 0x7) << 5); |
| 5528 | |
Thiago Santos | ab18f50 | 2015-06-10 22:27:27 -0300 | [diff] [blame] | 5529 | return build_atom_info_wrapper ((Atom *) atom_data, atom_data_copy_data, |
| 5530 | atom_data_free); |
| 5531 | } |
| 5532 | |
| 5533 | AtomInfo * |
Luis de Bethencourt | 5ed8cba | 2015-11-16 13:26:50 +0000 | [diff] [blame] | 5534 | build_opus_extension (guint32 rate, guint8 channels, guint8 mapping_family, |
| 5535 | guint8 stream_count, guint8 coupled_count, guint8 channel_mapping[256], |
| 5536 | guint16 pre_skip, guint16 output_gain) |
| 5537 | { |
| 5538 | AtomData *atom_data; |
| 5539 | guint8 *data_block; |
| 5540 | GstByteWriter bw; |
| 5541 | gboolean hdl = TRUE; |
| 5542 | guint data_block_len; |
| 5543 | |
| 5544 | gst_byte_writer_init (&bw); |
| 5545 | hdl &= gst_byte_writer_put_uint8 (&bw, 0x00); /* version number */ |
| 5546 | hdl &= gst_byte_writer_put_uint8 (&bw, channels); |
| 5547 | hdl &= gst_byte_writer_put_uint16_le (&bw, pre_skip); |
| 5548 | hdl &= gst_byte_writer_put_uint32_le (&bw, rate); |
| 5549 | hdl &= gst_byte_writer_put_uint16_le (&bw, output_gain); |
| 5550 | hdl &= gst_byte_writer_put_uint8 (&bw, mapping_family); |
| 5551 | if (mapping_family > 0) { |
| 5552 | hdl &= gst_byte_writer_put_uint8 (&bw, stream_count); |
| 5553 | hdl &= gst_byte_writer_put_uint8 (&bw, coupled_count); |
| 5554 | hdl &= gst_byte_writer_put_data (&bw, channel_mapping, channels); |
| 5555 | } |
| 5556 | |
| 5557 | if (!hdl) { |
| 5558 | GST_WARNING ("Error creating header"); |
| 5559 | return NULL; |
| 5560 | } |
| 5561 | |
| 5562 | data_block_len = gst_byte_writer_get_size (&bw); |
| 5563 | data_block = gst_byte_writer_reset_and_get_data (&bw); |
| 5564 | atom_data = atom_data_new_from_data (FOURCC_dops, data_block, data_block_len); |
| 5565 | g_free (data_block); |
| 5566 | |
| 5567 | return build_atom_info_wrapper ((Atom *) atom_data, atom_data_copy_data, |
| 5568 | atom_data_free); |
| 5569 | } |
| 5570 | |
| 5571 | AtomInfo * |
Thiago Santos | aba8000 | 2011-03-21 10:56:51 -0300 | [diff] [blame] | 5572 | build_uuid_xmp_atom (GstBuffer * xmp_data) |
Thiago Santos | 7065a65 | 2010-09-15 17:54:49 -0300 | [diff] [blame] | 5573 | { |
Thiago Santos | 7065a65 | 2010-09-15 17:54:49 -0300 | [diff] [blame] | 5574 | AtomUUID *uuid; |
Mark Nauwelaerts | f886681 | 2011-06-29 12:46:20 +0200 | [diff] [blame] | 5575 | gsize size; |
Sebastian Dröge | d5aab81 | 2015-01-21 09:55:30 +0100 | [diff] [blame] | 5576 | static const guint8 xmp_uuid[] = { 0xBE, 0x7A, 0xCF, 0xCB, |
Thiago Santos | 7065a65 | 2010-09-15 17:54:49 -0300 | [diff] [blame] | 5577 | 0x97, 0xA9, 0x42, 0xE8, |
| 5578 | 0x9C, 0x71, 0x99, 0x94, |
| 5579 | 0x91, 0xE3, 0xAF, 0xAC |
| 5580 | }; |
| 5581 | |
Thiago Santos | 7065a65 | 2010-09-15 17:54:49 -0300 | [diff] [blame] | 5582 | if (xmp_data == NULL) |
| 5583 | return NULL; |
| 5584 | |
| 5585 | uuid = atom_uuid_new (); |
| 5586 | memcpy (uuid->uuid, xmp_uuid, 16); |
| 5587 | |
Mark Nauwelaerts | f886681 | 2011-06-29 12:46:20 +0200 | [diff] [blame] | 5588 | size = gst_buffer_get_size (xmp_data); |
| 5589 | uuid->data = g_malloc (size); |
| 5590 | uuid->datalen = size; |
| 5591 | gst_buffer_extract (xmp_data, 0, uuid->data, size); |
Thiago Santos | 7065a65 | 2010-09-15 17:54:49 -0300 | [diff] [blame] | 5592 | |
Thiago Santos | 7065a65 | 2010-09-15 17:54:49 -0300 | [diff] [blame] | 5593 | return build_atom_info_wrapper ((Atom *) uuid, atom_uuid_copy_data, |
| 5594 | atom_uuid_free); |
| 5595 | } |