gst/isomp4/gstqtmoovrecover.c - mtk-gst-plugins-good-debian - Git at Google

 /* Quicktime muxer plugin for GStreamer
  * Copyright (C) 2010 Thiago Santos <thiago.sousa.santos@collabora.co.uk>
  *
  * 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 St, Fifth Floor,
  * Boston, MA 02110-1301, USA.
  */
 /*
  * Unless otherwise indicated, Source Code is licensed under MIT license.
  * See further explanation attached in License Statement (distributed in the file
  * LICENSE).
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of
  * this software and associated documentation files (the "Software"), to deal in
  * the Software without restriction, including without limitation the rights to
  * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies
  * of the Software, and to permit persons to whom the Software is furnished to do
  * so, subject to the following conditions:
  *
  * The above copyright notice and this permission notice shall be included in all
  * copies or substantial portions of the Software.
  *
  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
  * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
  * SOFTWARE.
  */


 /**
  * SECTION:element-qtmoovrecover
  * @short_description: Utility element for recovering unfinished quicktime files
  *
  * <refsect2>
  * <para>
  * This element recovers quicktime files created with qtmux using the moov
  * recovery feature.
  * </para>
  * <title>Example pipelines</title>
  * <para>
  * <programlisting>
  * TODO
  * </programlisting>
  * </para>
  * </refsect2>
  */

 #ifdef HAVE_CONFIG_H
 #include "config.h"
 #endif

 #include <glib/gstdio.h>
 #include <gst/gst.h>

 #include "gstqtmoovrecover.h"

 GST_DEBUG_CATEGORY_STATIC (gst_qt_moov_recover_debug);
 #define GST_CAT_DEFAULT gst_qt_moov_recover_debug

 /* QTMoovRecover signals and args */
 enum
 {
   /* FILL ME */
   LAST_SIGNAL
 };

 enum
 {
   PROP_0,
   PROP_RECOVERY_INPUT,
   PROP_BROKEN_INPUT,
   PROP_FIXED_OUTPUT,
   PROP_FAST_START_MODE
 };

 #define gst_qt_moov_recover_parent_class parent_class
 G_DEFINE_TYPE (GstQTMoovRecover, gst_qt_moov_recover, GST_TYPE_PIPELINE);

 /* property functions */
 static void gst_qt_moov_recover_set_property (GObject * object,
     guint prop_id, const GValue * value, GParamSpec * pspec);
 static void gst_qt_moov_recover_get_property (GObject * object,
     guint prop_id, GValue * value, GParamSpec * pspec);

 static GstStateChangeReturn gst_qt_moov_recover_change_state (GstElement *
     element, GstStateChange transition);

 static void gst_qt_moov_recover_finalize (GObject * object);

 static void
 gst_qt_moov_recover_class_init (GstQTMoovRecoverClass * klass)
 {
   GObjectClass *gobject_class;
   GstElementClass *gstelement_class;

   gobject_class = (GObjectClass *) klass;
   gstelement_class = (GstElementClass *) klass;

   parent_class = g_type_class_peek_parent (klass);

   gobject_class->finalize = gst_qt_moov_recover_finalize;
   gobject_class->get_property = gst_qt_moov_recover_get_property;
   gobject_class->set_property = gst_qt_moov_recover_set_property;

   gstelement_class->change_state = gst_qt_moov_recover_change_state;

   g_object_class_install_property (gobject_class, PROP_FIXED_OUTPUT,
       g_param_spec_string ("fixed-output",
           "Path to write the fixed file",
           "Path to write the fixed file to (used as output)",
           NULL, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
   g_object_class_install_property (gobject_class, PROP_BROKEN_INPUT,
       g_param_spec_string ("broken-input",
           "Path to broken input file",
           "Path to broken input file. (If qtmux was on faststart mode, this "
           "file is the faststart file)", NULL,
           G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
   g_object_class_install_property (gobject_class, PROP_RECOVERY_INPUT,
       g_param_spec_string ("recovery-input",
           "Path to recovery file",
           "Path to recovery file (used as input)", NULL,
           G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
   g_object_class_install_property (gobject_class, PROP_FAST_START_MODE,
       g_param_spec_boolean ("faststart-mode",
           "If the broken input is from faststart mode",
           "If the broken input is from faststart mode",
           FALSE, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));

   GST_DEBUG_CATEGORY_INIT (gst_qt_moov_recover_debug, "qtmoovrecover", 0,
       "QT Moovie Recover");

   gst_element_class_set_static_metadata (gstelement_class, "QT Moov Recover",
       "Util", "Recovers unfinished qtmux files",
       "Thiago Santos <thiago.sousa.santos@collabora.co.uk>");
 }

 static void
 gst_qt_moov_recover_init (GstQTMoovRecover * qtmr)
 {
 }

 static void
 gst_qt_moov_recover_finalize (GObject * object)
 {
   G_OBJECT_CLASS (parent_class)->finalize (object);
 }

 static void
 gst_qt_moov_recover_run (void *data)
 {
   FILE *moovrec = NULL;
   FILE *mdatinput = NULL;
   FILE *output = NULL;
   MdatRecovFile *mdat_recov = NULL;
   MoovRecovFile *moov_recov = NULL;
   GstQTMoovRecover *qtmr = GST_QT_MOOV_RECOVER_CAST (data);
   GError *err = NULL;

   GST_LOG_OBJECT (qtmr, "Starting task");

   GST_DEBUG_OBJECT (qtmr, "Validating properties");
   GST_OBJECT_LOCK (qtmr);
   /* validate properties */
   if (qtmr->broken_input == NULL) {
     GST_OBJECT_UNLOCK (qtmr);
     GST_ELEMENT_ERROR (qtmr, RESOURCE, SETTINGS,
         ("Please set broken-input property"), (NULL));
     goto end;
   }
   if (qtmr->recovery_input == NULL) {
     GST_OBJECT_UNLOCK (qtmr);
     GST_ELEMENT_ERROR (qtmr, RESOURCE, SETTINGS,
         ("Please set recovery-input property"), (NULL));
     goto end;
   }
   if (qtmr->fixed_output == NULL) {
     GST_OBJECT_UNLOCK (qtmr);
     GST_ELEMENT_ERROR (qtmr, RESOURCE, SETTINGS,
         ("Please set fixed-output property"), (NULL));
     goto end;
   }

   GST_DEBUG_OBJECT (qtmr, "Opening input/output files");
   /* open files */
   moovrec = g_fopen (qtmr->recovery_input, "rb");
   if (moovrec == NULL) {
     GST_OBJECT_UNLOCK (qtmr);
     GST_ELEMENT_ERROR (qtmr, RESOURCE, OPEN_READ,
         ("Failed to open recovery-input file"), (NULL));
     goto end;
   }

   mdatinput = g_fopen (qtmr->broken_input, "rb");
   if (mdatinput == NULL) {
     GST_OBJECT_UNLOCK (qtmr);
     GST_ELEMENT_ERROR (qtmr, RESOURCE, OPEN_READ,
         ("Failed to open broken-input file"), (NULL));
     goto end;
   }
   output = g_fopen (qtmr->fixed_output, "wb+");
   if (output == NULL) {
     GST_OBJECT_UNLOCK (qtmr);
     GST_ELEMENT_ERROR (qtmr, RESOURCE, OPEN_READ_WRITE,
         ("Failed to open fixed-output file"), (NULL));
     goto end;
   }
   GST_OBJECT_UNLOCK (qtmr);

   GST_DEBUG_OBJECT (qtmr, "Parsing input files");
   /* now create our structures */
   mdat_recov = mdat_recov_file_create (mdatinput, qtmr->faststart_mode, &err);
   mdatinput = NULL;
   if (mdat_recov == NULL) {
     GST_ELEMENT_ERROR (qtmr, RESOURCE, FAILED,
         ("Broken file could not be parsed correctly"), (NULL));
     goto end;
   }
   moov_recov = moov_recov_file_create (moovrec, &err);
   moovrec = NULL;
   if (moov_recov == NULL) {
     GST_ELEMENT_ERROR (qtmr, RESOURCE, FAILED,
         ("Recovery file could not be parsed correctly"), (NULL));
     goto end;
   }

   /* now parse the buffers data from moovrec */
   if (!moov_recov_parse_buffers (moov_recov, mdat_recov, &err)) {
     goto end;
   }

   GST_DEBUG_OBJECT (qtmr, "Writing fixed file to output");
   if (!moov_recov_write_file (moov_recov, mdat_recov, output, &err)) {
     goto end;
   }

   /* here means success */
   GST_DEBUG_OBJECT (qtmr, "Finished successfully, posting EOS");
   gst_element_post_message (GST_ELEMENT_CAST (qtmr),
       gst_message_new_eos (GST_OBJECT_CAST (qtmr)));

 end:
   GST_LOG_OBJECT (qtmr, "Finalizing task");
   if (err) {
     GST_ELEMENT_ERROR (qtmr, RESOURCE, FAILED, ("%s", err->message), (NULL));
     g_error_free (err);
   }

   if (moov_recov)
     moov_recov_file_free (moov_recov);
   if (moovrec)
     fclose (moovrec);

   if (mdat_recov)
     mdat_recov_file_free (mdat_recov);
   if (mdatinput)
     fclose (mdatinput);

   if (output)
     fclose (output);
   GST_LOG_OBJECT (qtmr, "Leaving task");
   gst_task_stop (qtmr->task);
 }

 static void
 gst_qt_moov_recover_get_property (GObject * object,
     guint prop_id, GValue * value, GParamSpec * pspec)
 {
   GstQTMoovRecover *qtmr = GST_QT_MOOV_RECOVER_CAST (object);

   GST_OBJECT_LOCK (qtmr);
   switch (prop_id) {
     case PROP_FAST_START_MODE:
       g_value_set_boolean (value, qtmr->faststart_mode);
       break;
     case PROP_BROKEN_INPUT:
       g_value_set_string (value, qtmr->broken_input);
       break;
     case PROP_RECOVERY_INPUT:
       g_value_set_string (value, qtmr->recovery_input);
       break;
     case PROP_FIXED_OUTPUT:
       g_value_set_string (value, qtmr->fixed_output);
       break;
     default:
       G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
       break;
   }
   GST_OBJECT_UNLOCK (qtmr);
 }

 static void
 gst_qt_moov_recover_set_property (GObject * object,
     guint prop_id, const GValue * value, GParamSpec * pspec)
 {
   GstQTMoovRecover *qtmr = GST_QT_MOOV_RECOVER_CAST (object);

   GST_OBJECT_LOCK (qtmr);
   switch (prop_id) {
     case PROP_FAST_START_MODE:
       qtmr->faststart_mode = g_value_get_boolean (value);
       break;
     case PROP_BROKEN_INPUT:
       g_free (qtmr->broken_input);
       qtmr->broken_input = g_value_dup_string (value);
       break;
     case PROP_RECOVERY_INPUT:
       g_free (qtmr->recovery_input);
       qtmr->recovery_input = g_value_dup_string (value);
       break;
     case PROP_FIXED_OUTPUT:
       g_free (qtmr->fixed_output);
       qtmr->fixed_output = g_value_dup_string (value);
       break;
     default:
       G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
       break;
   }
   GST_OBJECT_UNLOCK (qtmr);
 }

 static GstStateChangeReturn
 gst_qt_moov_recover_change_state (GstElement * element,
     GstStateChange transition)
 {
   GstStateChangeReturn ret;
   GstQTMoovRecover *qtmr = GST_QT_MOOV_RECOVER_CAST (element);

   switch (transition) {
     case GST_STATE_CHANGE_NULL_TO_READY:
       qtmr->task = gst_task_new (gst_qt_moov_recover_run, qtmr, NULL);
       g_rec_mutex_init (&qtmr->task_mutex);
       gst_task_set_lock (qtmr->task, &qtmr->task_mutex);
       break;
     case GST_STATE_CHANGE_PAUSED_TO_PLAYING:
       gst_task_start (qtmr->task);
       break;
     default:
       break;
   }

   ret = GST_ELEMENT_CLASS (parent_class)->change_state (element, transition);

   switch (transition) {
     case GST_STATE_CHANGE_PLAYING_TO_PAUSED:
       gst_task_stop (qtmr->task);
       gst_task_join (qtmr->task);
       break;
     case GST_STATE_CHANGE_READY_TO_NULL:
       if (gst_task_get_state (qtmr->task) != GST_TASK_STOPPED)
         GST_ERROR ("task %p should be stopped by now", qtmr->task);
       gst_object_unref (qtmr->task);
       qtmr->task = NULL;
       g_rec_mutex_clear (&qtmr->task_mutex);
       break;
     default:
       break;
   }
   return ret;
 }


 gboolean
 gst_qt_moov_recover_register (GstPlugin * plugin)
 {
   return gst_element_register (plugin, "qtmoovrecover", GST_RANK_NONE,
       GST_TYPE_QT_MOOV_RECOVER);
 }
	/* Quicktime muxer plugin for GStreamer
	* Copyright (C) 2010 Thiago Santos <thiago.sousa.santos@collabora.co.uk>
	*
	* 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 St, Fifth Floor,
	* Boston, MA 02110-1301, USA.
	*/
	/*
	* Unless otherwise indicated, Source Code is licensed under MIT license.
	* See further explanation attached in License Statement (distributed in the file
	* LICENSE).
	*
	* Permission is hereby granted, free of charge, to any person obtaining a copy of
	* this software and associated documentation files (the "Software"), to deal in
	* the Software without restriction, including without limitation the rights to
	* use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies
	* of the Software, and to permit persons to whom the Software is furnished to do
	* so, subject to the following conditions:
	*
	* The above copyright notice and this permission notice shall be included in all
	* copies or substantial portions of the Software.
	*
	* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
	* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
	* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
	* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
	* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
	* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
	* SOFTWARE.
	*/


	/**
	* SECTION:element-qtmoovrecover
	* @short_description: Utility element for recovering unfinished quicktime files
	*
	* <refsect2>
	* <para>
	* This element recovers quicktime files created with qtmux using the moov
	* recovery feature.
	* </para>
	* <title>Example pipelines</title>
	* <para>
	* <programlisting>
	* TODO
	* </programlisting>
	* </para>
	* </refsect2>
	*/

	#ifdef HAVE_CONFIG_H
	#include "config.h"
	#endif

	#include <glib/gstdio.h>
	#include <gst/gst.h>

	#include "gstqtmoovrecover.h"

	GST_DEBUG_CATEGORY_STATIC (gst_qt_moov_recover_debug);
	#define GST_CAT_DEFAULT gst_qt_moov_recover_debug

	/* QTMoovRecover signals and args */
	enum
	{
	/* FILL ME */
	LAST_SIGNAL
	};

	enum
	{
	PROP_0,
	PROP_RECOVERY_INPUT,
	PROP_BROKEN_INPUT,
	PROP_FIXED_OUTPUT,
	PROP_FAST_START_MODE
	};

	#define gst_qt_moov_recover_parent_class parent_class
	G_DEFINE_TYPE (GstQTMoovRecover, gst_qt_moov_recover, GST_TYPE_PIPELINE);

	/* property functions */
	static void gst_qt_moov_recover_set_property (GObject * object,
	guint prop_id, const GValue * value, GParamSpec * pspec);
	static void gst_qt_moov_recover_get_property (GObject * object,
	guint prop_id, GValue * value, GParamSpec * pspec);

	static GstStateChangeReturn gst_qt_moov_recover_change_state (GstElement *
	element, GstStateChange transition);

	static void gst_qt_moov_recover_finalize (GObject * object);

	static void
	gst_qt_moov_recover_class_init (GstQTMoovRecoverClass * klass)
	{
	GObjectClass *gobject_class;
	GstElementClass *gstelement_class;

	gobject_class = (GObjectClass *) klass;
	gstelement_class = (GstElementClass *) klass;

	parent_class = g_type_class_peek_parent (klass);

	gobject_class->finalize = gst_qt_moov_recover_finalize;
	gobject_class->get_property = gst_qt_moov_recover_get_property;
	gobject_class->set_property = gst_qt_moov_recover_set_property;

	gstelement_class->change_state = gst_qt_moov_recover_change_state;

	g_object_class_install_property (gobject_class, PROP_FIXED_OUTPUT,
	g_param_spec_string ("fixed-output",
	"Path to write the fixed file",
	"Path to write the fixed file to (used as output)",
	NULL, G_PARAM_READWRITE \| G_PARAM_STATIC_STRINGS));
	g_object_class_install_property (gobject_class, PROP_BROKEN_INPUT,
	g_param_spec_string ("broken-input",
	"Path to broken input file",
	"Path to broken input file. (If qtmux was on faststart mode, this "
	"file is the faststart file)", NULL,
	G_PARAM_READWRITE \| G_PARAM_STATIC_STRINGS));
	g_object_class_install_property (gobject_class, PROP_RECOVERY_INPUT,
	g_param_spec_string ("recovery-input",
	"Path to recovery file",
	"Path to recovery file (used as input)", NULL,
	G_PARAM_READWRITE \| G_PARAM_STATIC_STRINGS));
	g_object_class_install_property (gobject_class, PROP_FAST_START_MODE,
	g_param_spec_boolean ("faststart-mode",
	"If the broken input is from faststart mode",
	"If the broken input is from faststart mode",
	FALSE, G_PARAM_READWRITE \| G_PARAM_STATIC_STRINGS));

	GST_DEBUG_CATEGORY_INIT (gst_qt_moov_recover_debug, "qtmoovrecover", 0,
	"QT Moovie Recover");

	gst_element_class_set_static_metadata (gstelement_class, "QT Moov Recover",
	"Util", "Recovers unfinished qtmux files",
	"Thiago Santos <thiago.sousa.santos@collabora.co.uk>");
	}

	static void
	gst_qt_moov_recover_init (GstQTMoovRecover * qtmr)
	{
	}

	static void
	gst_qt_moov_recover_finalize (GObject * object)
	{
	G_OBJECT_CLASS (parent_class)->finalize (object);
	}

	static void
	gst_qt_moov_recover_run (void *data)
	{
	FILE *moovrec = NULL;
	FILE *mdatinput = NULL;
	FILE *output = NULL;
	MdatRecovFile *mdat_recov = NULL;
	MoovRecovFile *moov_recov = NULL;
	GstQTMoovRecover *qtmr = GST_QT_MOOV_RECOVER_CAST (data);
	GError *err = NULL;

	GST_LOG_OBJECT (qtmr, "Starting task");

	GST_DEBUG_OBJECT (qtmr, "Validating properties");
	GST_OBJECT_LOCK (qtmr);
	/* validate properties */
	if (qtmr->broken_input == NULL) {
	GST_OBJECT_UNLOCK (qtmr);
	GST_ELEMENT_ERROR (qtmr, RESOURCE, SETTINGS,
	("Please set broken-input property"), (NULL));
	goto end;
	}
	if (qtmr->recovery_input == NULL) {
	GST_OBJECT_UNLOCK (qtmr);
	GST_ELEMENT_ERROR (qtmr, RESOURCE, SETTINGS,
	("Please set recovery-input property"), (NULL));
	goto end;
	}
	if (qtmr->fixed_output == NULL) {
	GST_OBJECT_UNLOCK (qtmr);
	GST_ELEMENT_ERROR (qtmr, RESOURCE, SETTINGS,
	("Please set fixed-output property"), (NULL));
	goto end;
	}

	GST_DEBUG_OBJECT (qtmr, "Opening input/output files");
	/* open files */
	moovrec = g_fopen (qtmr->recovery_input, "rb");
	if (moovrec == NULL) {
	GST_OBJECT_UNLOCK (qtmr);
	GST_ELEMENT_ERROR (qtmr, RESOURCE, OPEN_READ,
	("Failed to open recovery-input file"), (NULL));
	goto end;
	}

	mdatinput = g_fopen (qtmr->broken_input, "rb");
	if (mdatinput == NULL) {
	GST_OBJECT_UNLOCK (qtmr);
	GST_ELEMENT_ERROR (qtmr, RESOURCE, OPEN_READ,
	("Failed to open broken-input file"), (NULL));
	goto end;
	}
	output = g_fopen (qtmr->fixed_output, "wb+");
	if (output == NULL) {
	GST_OBJECT_UNLOCK (qtmr);
	GST_ELEMENT_ERROR (qtmr, RESOURCE, OPEN_READ_WRITE,
	("Failed to open fixed-output file"), (NULL));
	goto end;
	}
	GST_OBJECT_UNLOCK (qtmr);

	GST_DEBUG_OBJECT (qtmr, "Parsing input files");
	/* now create our structures */
	mdat_recov = mdat_recov_file_create (mdatinput, qtmr->faststart_mode, &err);
	mdatinput = NULL;
	if (mdat_recov == NULL) {
	GST_ELEMENT_ERROR (qtmr, RESOURCE, FAILED,
	("Broken file could not be parsed correctly"), (NULL));
	goto end;
	}
	moov_recov = moov_recov_file_create (moovrec, &err);
	moovrec = NULL;
	if (moov_recov == NULL) {
	GST_ELEMENT_ERROR (qtmr, RESOURCE, FAILED,
	("Recovery file could not be parsed correctly"), (NULL));
	goto end;
	}

	/* now parse the buffers data from moovrec */
	if (!moov_recov_parse_buffers (moov_recov, mdat_recov, &err)) {
	goto end;
	}

	GST_DEBUG_OBJECT (qtmr, "Writing fixed file to output");
	if (!moov_recov_write_file (moov_recov, mdat_recov, output, &err)) {
	goto end;
	}

	/* here means success */
	GST_DEBUG_OBJECT (qtmr, "Finished successfully, posting EOS");
	gst_element_post_message (GST_ELEMENT_CAST (qtmr),
	gst_message_new_eos (GST_OBJECT_CAST (qtmr)));

	end:
	GST_LOG_OBJECT (qtmr, "Finalizing task");
	if (err) {
	GST_ELEMENT_ERROR (qtmr, RESOURCE, FAILED, ("%s", err->message), (NULL));
	g_error_free (err);
	}

	if (moov_recov)
	moov_recov_file_free (moov_recov);
	if (moovrec)
	fclose (moovrec);

	if (mdat_recov)
	mdat_recov_file_free (mdat_recov);
	if (mdatinput)
	fclose (mdatinput);

	if (output)
	fclose (output);
	GST_LOG_OBJECT (qtmr, "Leaving task");
	gst_task_stop (qtmr->task);
	}

	static void
	gst_qt_moov_recover_get_property (GObject * object,
	guint prop_id, GValue * value, GParamSpec * pspec)
	{
	GstQTMoovRecover *qtmr = GST_QT_MOOV_RECOVER_CAST (object);

	GST_OBJECT_LOCK (qtmr);
	switch (prop_id) {
	case PROP_FAST_START_MODE:
	g_value_set_boolean (value, qtmr->faststart_mode);
	break;
	case PROP_BROKEN_INPUT:
	g_value_set_string (value, qtmr->broken_input);
	break;
	case PROP_RECOVERY_INPUT:
	g_value_set_string (value, qtmr->recovery_input);
	break;
	case PROP_FIXED_OUTPUT:
	g_value_set_string (value, qtmr->fixed_output);
	break;
	default:
	G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
	break;
	}
	GST_OBJECT_UNLOCK (qtmr);
	}

	static void
	gst_qt_moov_recover_set_property (GObject * object,
	guint prop_id, const GValue * value, GParamSpec * pspec)
	{
	GstQTMoovRecover *qtmr = GST_QT_MOOV_RECOVER_CAST (object);

	GST_OBJECT_LOCK (qtmr);
	switch (prop_id) {
	case PROP_FAST_START_MODE:
	qtmr->faststart_mode = g_value_get_boolean (value);
	break;
	case PROP_BROKEN_INPUT:
	g_free (qtmr->broken_input);
	qtmr->broken_input = g_value_dup_string (value);
	break;
	case PROP_RECOVERY_INPUT:
	g_free (qtmr->recovery_input);
	qtmr->recovery_input = g_value_dup_string (value);
	break;
	case PROP_FIXED_OUTPUT:
	g_free (qtmr->fixed_output);
	qtmr->fixed_output = g_value_dup_string (value);
	break;
	default:
	G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
	break;
	}
	GST_OBJECT_UNLOCK (qtmr);
	}

	static GstStateChangeReturn
	gst_qt_moov_recover_change_state (GstElement * element,
	GstStateChange transition)
	{
	GstStateChangeReturn ret;
	GstQTMoovRecover *qtmr = GST_QT_MOOV_RECOVER_CAST (element);

	switch (transition) {
	case GST_STATE_CHANGE_NULL_TO_READY:
	qtmr->task = gst_task_new (gst_qt_moov_recover_run, qtmr, NULL);
	g_rec_mutex_init (&qtmr->task_mutex);
	gst_task_set_lock (qtmr->task, &qtmr->task_mutex);
	break;
	case GST_STATE_CHANGE_PAUSED_TO_PLAYING:
	gst_task_start (qtmr->task);
	break;
	default:
	break;
	}

	ret = GST_ELEMENT_CLASS (parent_class)->change_state (element, transition);

	switch (transition) {
	case GST_STATE_CHANGE_PLAYING_TO_PAUSED:
	gst_task_stop (qtmr->task);
	gst_task_join (qtmr->task);
	break;
	case GST_STATE_CHANGE_READY_TO_NULL:
	if (gst_task_get_state (qtmr->task) != GST_TASK_STOPPED)
	GST_ERROR ("task %p should be stopped by now", qtmr->task);
	gst_object_unref (qtmr->task);
	qtmr->task = NULL;
	g_rec_mutex_clear (&qtmr->task_mutex);
	break;
	default:
	break;
	}
	return ret;
	}


	gboolean
	gst_qt_moov_recover_register (GstPlugin * plugin)
	{
	return gst_element_register (plugin, "qtmoovrecover", GST_RANK_NONE,
	GST_TYPE_QT_MOOV_RECOVER);
	}