| /* GStreamer |
| * Copyright (C) 2011 David Schleef <ds@schleef.org> |
| * |
| * This library is free software; you can redistribute it and/or |
| * modify it under the terms of the GNU Library General Public |
| * License as published by the Free Software Foundation; either |
| * version 2 of the License, or (at your option) any later version. |
| * |
| * This library is distributed in the hope that it will be useful, |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| * Library General Public License for more details. |
| * |
| * You should have received a copy of the GNU Library General Public |
| * License along with this library; if not, write to the |
| * Free Software Foundation, Inc., 51 Franklin Street, Suite 500, |
| * Boston, MA 02110-1335, USA. |
| */ |
| |
| #ifdef HAVE_CONFIG_H |
| #include "config.h" |
| #endif |
| |
| #include <gst/gst.h> |
| #include "gstdecklink.h" |
| #include "gstdecklinksrc.h" |
| #include "gstdecklinksink.h" |
| |
| GType |
| gst_decklink_mode_get_type (void) |
| { |
| static gsize id = 0; |
| static const GEnumValue modes[] = { |
| {GST_DECKLINK_MODE_NTSC, "ntsc", "NTSC SD 60i"}, |
| {GST_DECKLINK_MODE_NTSC2398, "ntsc2398", "NTSC SD 60i (24 fps)"}, |
| {GST_DECKLINK_MODE_PAL, "pal", "PAL SD 50i"}, |
| {GST_DECKLINK_MODE_NTSC_P, "ntsc-p", "NTSC SD 60p"}, |
| {GST_DECKLINK_MODE_PAL_P, "pal-p", "PAL SD 50p"}, |
| |
| {GST_DECKLINK_MODE_1080p2398, "1080p2398", "HD1080 23.98p"}, |
| {GST_DECKLINK_MODE_1080p24, "1080p24", "HD1080 24p"}, |
| {GST_DECKLINK_MODE_1080p25, "1080p25", "HD1080 25p"}, |
| {GST_DECKLINK_MODE_1080p2997, "1080p2997", "HD1080 29.97p"}, |
| {GST_DECKLINK_MODE_1080p30, "1080p30", "HD1080 30p"}, |
| |
| {GST_DECKLINK_MODE_1080i50, "1080i50", "HD1080 50i"}, |
| {GST_DECKLINK_MODE_1080i5994, "1080i5994", "HD1080 59.94i"}, |
| {GST_DECKLINK_MODE_1080i60, "1080i60", "HD1080 60i"}, |
| |
| {GST_DECKLINK_MODE_1080p50, "1080p50", "HD1080 50p"}, |
| {GST_DECKLINK_MODE_1080p5994, "1080p5994", "HD1080 59.94p"}, |
| {GST_DECKLINK_MODE_1080p60, "1080p60", "HD1080 60p"}, |
| |
| {GST_DECKLINK_MODE_720p50, "720p50", "HD720 50p"}, |
| {GST_DECKLINK_MODE_720p5994, "720p5994", "HD720 59.94p"}, |
| {GST_DECKLINK_MODE_720p60, "720p60", "HD720 60p"}, |
| |
| {0, NULL, NULL} |
| }; |
| |
| if (g_once_init_enter (&id)) { |
| GType tmp = g_enum_register_static ("GstDecklinkModes", modes); |
| g_once_init_leave (&id, tmp); |
| } |
| |
| return (GType) id; |
| } |
| |
| GType |
| gst_decklink_connection_get_type (void) |
| { |
| static gsize id = 0; |
| static const GEnumValue connections[] = { |
| {GST_DECKLINK_CONNECTION_SDI, "sdi", "SDI"}, |
| {GST_DECKLINK_CONNECTION_HDMI, "hdmi", "HDMI"}, |
| {GST_DECKLINK_CONNECTION_OPTICAL_SDI, "optical-sdi", "Optical SDI"}, |
| {GST_DECKLINK_CONNECTION_COMPONENT, "component", "Component"}, |
| {GST_DECKLINK_CONNECTION_COMPOSITE, "composite", "Composite"}, |
| {GST_DECKLINK_CONNECTION_SVIDEO, "svideo", "S-Video"}, |
| {0, NULL, NULL} |
| }; |
| |
| if (g_once_init_enter (&id)) { |
| GType tmp = g_enum_register_static ("GstDecklinkConnection", connections); |
| g_once_init_leave (&id, tmp); |
| } |
| |
| return (GType) id; |
| } |
| |
| GType |
| gst_decklink_audio_connection_get_type (void) |
| { |
| static gsize id = 0; |
| static const GEnumValue connections[] = { |
| {GST_DECKLINK_AUDIO_CONNECTION_AUTO, "auto", "Automatic"}, |
| {GST_DECKLINK_AUDIO_CONNECTION_EMBEDDED, "embedded", |
| "SDI/HDMI embedded audio"}, |
| {GST_DECKLINK_AUDIO_CONNECTION_AES_EBU, "aes", "AES/EBU input"}, |
| {GST_DECKLINK_AUDIO_CONNECTION_ANALOG, "analog", "Analog input"}, |
| {0, NULL, NULL} |
| }; |
| |
| if (g_once_init_enter (&id)) { |
| GType tmp = |
| g_enum_register_static ("GstDecklinkAudioConnection", connections); |
| g_once_init_leave (&id, tmp); |
| } |
| |
| return (GType) id; |
| } |
| |
| #define NTSC 10, 11, false, false |
| #define PAL 12, 11, true, false |
| #define HD 1, 1, false, true |
| |
| static const GstDecklinkMode modes[] = { |
| {bmdModeNTSC, 720, 486, 30000, 1001, true, NTSC}, |
| {bmdModeNTSC2398, 720, 486, 24000, 1001, true, NTSC}, |
| {bmdModePAL, 720, 576, 25, 1, true, PAL}, |
| {bmdModeNTSCp, 720, 486, 30000, 1001, false, NTSC}, |
| {bmdModePALp, 720, 576, 25, 1, false, PAL}, |
| |
| {bmdModeHD1080p2398, 1920, 1080, 24000, 1001, false, HD}, |
| {bmdModeHD1080p24, 1920, 1080, 24, 1, false, HD}, |
| {bmdModeHD1080p25, 1920, 1080, 25, 1, false, HD}, |
| {bmdModeHD1080p2997, 1920, 1080, 30000, 1001, false, HD}, |
| {bmdModeHD1080p30, 1920, 1080, 30, 1, false, HD}, |
| |
| {bmdModeHD1080i50, 1920, 1080, 25, 1, true, HD}, |
| {bmdModeHD1080i5994, 1920, 1080, 60000, 1001, true, HD}, |
| {bmdModeHD1080i6000, 1920, 1080, 60, 1, true, HD}, |
| |
| {bmdModeHD1080p50, 1920, 1080, 50, 1, false, HD}, |
| {bmdModeHD1080p5994, 1920, 1080, 60000, 1001, false, HD}, |
| {bmdModeHD1080p6000, 1920, 1080, 60, 1, false, HD}, |
| |
| {bmdModeHD720p50, 1280, 720, 50, 1, false, HD}, |
| {bmdModeHD720p5994, 1280, 720, 60000, 1001, false, HD}, |
| {bmdModeHD720p60, 1280, 720, 60, 1, false, HD} |
| |
| }; |
| |
| const GstDecklinkMode * |
| gst_decklink_get_mode (GstDecklinkModeEnum e) |
| { |
| return &modes[e]; |
| } |
| |
| static GstStructure * |
| gst_decklink_mode_get_structure (GstDecklinkModeEnum e) |
| { |
| const GstDecklinkMode *mode = &modes[e]; |
| |
| return gst_structure_new ("video/x-raw", |
| "format", G_TYPE_STRING, "UYVY", |
| "width", G_TYPE_INT, mode->width, |
| "height", G_TYPE_INT, mode->height, |
| "framerate", GST_TYPE_FRACTION, mode->fps_n, mode->fps_d, |
| "interlace-mode", G_TYPE_STRING, mode->interlaced ? "interleaved" : "progressive", |
| "pixel-aspect-ratio", GST_TYPE_FRACTION, mode->par_n, mode->par_d, |
| "colorimetry", G_TYPE_STRING, mode->is_hdtv ? "bt709" : "bt601", |
| "chroma-site", G_TYPE_STRING, "mpeg2", NULL); |
| } |
| |
| GstCaps * |
| gst_decklink_mode_get_caps (GstDecklinkModeEnum e) |
| { |
| GstCaps *caps; |
| |
| caps = gst_caps_new_empty (); |
| gst_caps_append_structure (caps, gst_decklink_mode_get_structure (e)); |
| |
| return caps; |
| } |
| |
| GstCaps * |
| gst_decklink_mode_get_template_caps (void) |
| { |
| int i; |
| GstCaps *caps; |
| GstStructure *s; |
| |
| caps = gst_caps_new_empty (); |
| for (i = 0; i < (int) G_N_ELEMENTS (modes); i++) { |
| s = gst_decklink_mode_get_structure ((GstDecklinkModeEnum) i); |
| gst_caps_append_structure (caps, s); |
| } |
| |
| return caps; |
| } |
| |
| typedef struct _Device Device; |
| struct _Device { |
| IDeckLink *decklink; |
| IDeckLinkInput *input; |
| IDeckLinkOutput *output; |
| IDeckLinkConfiguration *config; |
| }; |
| |
| static int n_devices; |
| static Device devices[10]; |
| |
| static void |
| init_devices (void) |
| { |
| IDeckLinkIterator *iterator; |
| IDeckLink *decklink = NULL; |
| HRESULT ret; |
| int i; |
| static gboolean inited = FALSE; |
| |
| if (inited) return; |
| inited = TRUE; |
| |
| iterator = CreateDeckLinkIteratorInstance (); |
| if (iterator == NULL) { |
| GST_ERROR ("no driver"); |
| return; |
| } |
| |
| i = 0; |
| ret = iterator->Next (&decklink); |
| while (ret == S_OK) { |
| devices[i].decklink = decklink; |
| |
| ret = decklink->QueryInterface (IID_IDeckLinkInput, |
| (void **) &devices[i].input); |
| if (ret != S_OK) { |
| GST_WARNING ("selected device does not have input interface"); |
| } |
| |
| ret = decklink->QueryInterface (IID_IDeckLinkOutput, |
| (void **) &devices[i].output); |
| if (ret != S_OK) { |
| GST_WARNING ("selected device does not have output interface"); |
| } |
| |
| ret = decklink->QueryInterface (IID_IDeckLinkConfiguration, |
| (void **) &devices[i].config); |
| if (ret != S_OK) { |
| GST_WARNING ("selected device does not have config interface"); |
| } |
| |
| ret = iterator->Next (&decklink); |
| i++; |
| |
| if (i == 10) { |
| GST_WARNING ("this hardware has more then 10 devices"); |
| break; |
| } |
| } |
| |
| n_devices = i; |
| |
| iterator->Release(); |
| } |
| |
| IDeckLink * |
| gst_decklink_get_nth_device (int n) |
| { |
| init_devices (); |
| return devices[n].decklink; |
| } |
| |
| IDeckLinkInput * |
| gst_decklink_get_nth_input (int n) |
| { |
| init_devices (); |
| return devices[n].input; |
| } |
| |
| IDeckLinkOutput * |
| gst_decklink_get_nth_output (int n) |
| { |
| init_devices (); |
| return devices[n].output; |
| } |
| |
| IDeckLinkConfiguration * |
| gst_decklink_get_nth_config (int n) |
| { |
| init_devices (); |
| return devices[n].config; |
| } |
| |
| static gboolean |
| plugin_init (GstPlugin * plugin) |
| { |
| |
| gst_element_register (plugin, "decklinksrc", GST_RANK_NONE, |
| gst_decklink_src_get_type ()); |
| |
| gst_element_register (plugin, "decklinksink", GST_RANK_NONE, |
| gst_decklink_sink_get_type ()); |
| |
| return TRUE; |
| } |
| |
| GST_PLUGIN_DEFINE (GST_VERSION_MAJOR, |
| GST_VERSION_MINOR, |
| decklink, |
| "Blackmagic Decklink plugin", |
| plugin_init, VERSION, "LGPL", PACKAGE_NAME, GST_PACKAGE_ORIGIN) |