1 /* Quicktime muxer plugin for GStreamer
2 * Copyright (C) 2010 Thiago Santos <thiago.sousa.santos@collabora.co.uk>
4 * This library is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU Library General Public
6 * License as published by the Free Software Foundation; either
7 * version 2 of the License, or (at your option) any later version.
9 * This library is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 * Library General Public License for more details.
14 * You should have received a copy of the GNU Library General Public
15 * License along with this library; if not, write to the
16 * Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
17 * Boston, MA 02110-1301, USA.
20 * Unless otherwise indicated, Source Code is licensed under MIT license.
21 * See further explanation attached in License Statement (distributed in the file
24 * Permission is hereby granted, free of charge, to any person obtaining a copy of
25 * this software and associated documentation files (the "Software"), to deal in
26 * the Software without restriction, including without limitation the rights to
27 * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies
28 * of the Software, and to permit persons to whom the Software is furnished to do
29 * so, subject to the following conditions:
31 * The above copyright notice and this permission notice shall be included in all
32 * copies or substantial portions of the Software.
34 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
35 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
36 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
37 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
38 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
39 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
45 * SECTION:element-qtmoovrecover
46 * @short_description: Utility element for recovering unfinished quicktime files
50 * This element recovers quicktime files created with qtmux using the moov
53 * <title>Example pipelines</title>
66 #include <glib/gstdio.h>
69 #include "gstqtmoovrecover.h"
71 GST_DEBUG_CATEGORY_STATIC (gst_qt_moov_recover_debug);
72 #define GST_CAT_DEFAULT gst_qt_moov_recover_debug
74 /* QTMoovRecover signals and args */
90 #define gst_qt_moov_recover_parent_class parent_class
91 G_DEFINE_TYPE (GstQTMoovRecover, gst_qt_moov_recover, GST_TYPE_PIPELINE);
93 /* property functions */
94 static void gst_qt_moov_recover_set_property (GObject * object,
95 guint prop_id, const GValue * value, GParamSpec * pspec);
96 static void gst_qt_moov_recover_get_property (GObject * object,
97 guint prop_id, GValue * value, GParamSpec * pspec);
99 static GstStateChangeReturn gst_qt_moov_recover_change_state (GstElement *
100 element, GstStateChange transition);
102 static void gst_qt_moov_recover_finalize (GObject * object);
105 gst_qt_moov_recover_class_init (GstQTMoovRecoverClass * klass)
107 GObjectClass *gobject_class;
108 GstElementClass *gstelement_class;
110 gobject_class = (GObjectClass *) klass;
111 gstelement_class = (GstElementClass *) klass;
113 parent_class = g_type_class_peek_parent (klass);
115 gobject_class->finalize = gst_qt_moov_recover_finalize;
116 gobject_class->get_property = gst_qt_moov_recover_get_property;
117 gobject_class->set_property = gst_qt_moov_recover_set_property;
119 gstelement_class->change_state = gst_qt_moov_recover_change_state;
121 g_object_class_install_property (gobject_class, PROP_FIXED_OUTPUT,
122 g_param_spec_string ("fixed-output",
123 "Path to write the fixed file",
124 "Path to write the fixed file to (used as output)",
125 NULL, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
126 g_object_class_install_property (gobject_class, PROP_BROKEN_INPUT,
127 g_param_spec_string ("broken-input",
128 "Path to broken input file",
129 "Path to broken input file. (If qtmux was on faststart mode, this "
130 "file is the faststart file)", NULL,
131 G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
132 g_object_class_install_property (gobject_class, PROP_RECOVERY_INPUT,
133 g_param_spec_string ("recovery-input",
134 "Path to recovery file",
135 "Path to recovery file (used as input)", NULL,
136 G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
137 g_object_class_install_property (gobject_class, PROP_FAST_START_MODE,
138 g_param_spec_boolean ("faststart-mode",
139 "If the broken input is from faststart mode",
140 "If the broken input is from faststart mode",
141 FALSE, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
143 GST_DEBUG_CATEGORY_INIT (gst_qt_moov_recover_debug, "qtmoovrecover", 0,
144 "QT Moovie Recover");
146 gst_element_class_set_static_metadata (gstelement_class, "QT Moov Recover",
147 "Util", "Recovers unfinished qtmux files",
148 "Thiago Santos <thiago.sousa.santos@collabora.co.uk>");
152 gst_qt_moov_recover_init (GstQTMoovRecover * qtmr)
157 gst_qt_moov_recover_finalize (GObject * object)
159 G_OBJECT_CLASS (parent_class)->finalize (object);
163 gst_qt_moov_recover_run (void *data)
165 FILE *moovrec = NULL;
166 FILE *mdatinput = NULL;
168 MdatRecovFile *mdat_recov = NULL;
169 MoovRecovFile *moov_recov = NULL;
170 GstQTMoovRecover *qtmr = GST_QT_MOOV_RECOVER_CAST (data);
174 GST_LOG_OBJECT (qtmr, "Starting task");
176 GST_DEBUG_OBJECT (qtmr, "Validating properties");
177 GST_OBJECT_LOCK (qtmr);
178 /* validate properties */
179 if (qtmr->broken_input == NULL) {
180 GST_OBJECT_UNLOCK (qtmr);
181 GST_ELEMENT_ERROR (qtmr, RESOURCE, SETTINGS,
182 ("Please set broken-input property"), (NULL));
185 if (qtmr->recovery_input == NULL) {
186 GST_OBJECT_UNLOCK (qtmr);
187 GST_ELEMENT_ERROR (qtmr, RESOURCE, SETTINGS,
188 ("Please set recovery-input property"), (NULL));
191 if (qtmr->fixed_output == NULL) {
192 GST_OBJECT_UNLOCK (qtmr);
193 GST_ELEMENT_ERROR (qtmr, RESOURCE, SETTINGS,
194 ("Please set fixed-output property"), (NULL));
198 GST_DEBUG_OBJECT (qtmr, "Opening input/output files");
200 moovrec = g_fopen (qtmr->recovery_input, "rb");
201 if (moovrec == NULL) {
202 GST_OBJECT_UNLOCK (qtmr);
203 GST_ELEMENT_ERROR (qtmr, RESOURCE, OPEN_READ,
204 ("Failed to open recovery-input file"), (NULL));
208 mdatinput = g_fopen (qtmr->broken_input, "rb");
209 if (mdatinput == NULL) {
210 GST_OBJECT_UNLOCK (qtmr);
211 GST_ELEMENT_ERROR (qtmr, RESOURCE, OPEN_READ,
212 ("Failed to open broken-input file"), (NULL));
215 output = g_fopen (qtmr->fixed_output, "wb+");
216 if (output == NULL) {
217 GST_OBJECT_UNLOCK (qtmr);
218 GST_ELEMENT_ERROR (qtmr, RESOURCE, OPEN_READ_WRITE,
219 ("Failed to open fixed-output file"), (NULL));
222 GST_OBJECT_UNLOCK (qtmr);
224 GST_DEBUG_OBJECT (qtmr, "Parsing input files");
225 /* now create our structures */
226 mdat_recov = mdat_recov_file_create (mdatinput, qtmr->faststart_mode, &err);
228 if (mdat_recov == NULL) {
229 GST_ELEMENT_ERROR (qtmr, RESOURCE, FAILED,
230 ("Broken file could not be parsed correctly"), (NULL));
233 moov_recov = moov_recov_file_create (moovrec, &err);
235 if (moov_recov == NULL) {
236 GST_ELEMENT_ERROR (qtmr, RESOURCE, FAILED,
237 ("Recovery file could not be parsed correctly"), (NULL));
241 /* now parse the buffers data from moovrec */
242 if (!moov_recov_parse_buffers (moov_recov, mdat_recov, &err)) {
246 GST_DEBUG_OBJECT (qtmr, "Writing fixed file to output");
247 if (!moov_recov_write_file (moov_recov, mdat_recov, output, &err, &warn)) {
252 GST_ELEMENT_WARNING (qtmr, RESOURCE, FAILED, ("%s", warn->message), (NULL));
256 /* here means success */
257 GST_DEBUG_OBJECT (qtmr, "Finished successfully, posting EOS");
258 gst_element_post_message (GST_ELEMENT_CAST (qtmr),
259 gst_message_new_eos (GST_OBJECT_CAST (qtmr)));
262 GST_LOG_OBJECT (qtmr, "Finalizing task");
264 GST_ELEMENT_ERROR (qtmr, RESOURCE, FAILED, ("%s", err->message), (NULL));
269 moov_recov_file_free (moov_recov);
274 mdat_recov_file_free (mdat_recov);
280 GST_LOG_OBJECT (qtmr, "Leaving task");
281 gst_task_stop (qtmr->task);
285 gst_qt_moov_recover_get_property (GObject * object,
286 guint prop_id, GValue * value, GParamSpec * pspec)
288 GstQTMoovRecover *qtmr = GST_QT_MOOV_RECOVER_CAST (object);
290 GST_OBJECT_LOCK (qtmr);
292 case PROP_FAST_START_MODE:
293 g_value_set_boolean (value, qtmr->faststart_mode);
295 case PROP_BROKEN_INPUT:
296 g_value_set_string (value, qtmr->broken_input);
298 case PROP_RECOVERY_INPUT:
299 g_value_set_string (value, qtmr->recovery_input);
301 case PROP_FIXED_OUTPUT:
302 g_value_set_string (value, qtmr->fixed_output);
305 G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
308 GST_OBJECT_UNLOCK (qtmr);
312 gst_qt_moov_recover_set_property (GObject * object,
313 guint prop_id, const GValue * value, GParamSpec * pspec)
315 GstQTMoovRecover *qtmr = GST_QT_MOOV_RECOVER_CAST (object);
317 GST_OBJECT_LOCK (qtmr);
319 case PROP_FAST_START_MODE:
320 qtmr->faststart_mode = g_value_get_boolean (value);
322 case PROP_BROKEN_INPUT:
323 g_free (qtmr->broken_input);
324 qtmr->broken_input = g_value_dup_string (value);
326 case PROP_RECOVERY_INPUT:
327 g_free (qtmr->recovery_input);
328 qtmr->recovery_input = g_value_dup_string (value);
330 case PROP_FIXED_OUTPUT:
331 g_free (qtmr->fixed_output);
332 qtmr->fixed_output = g_value_dup_string (value);
335 G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
338 GST_OBJECT_UNLOCK (qtmr);
341 static GstStateChangeReturn
342 gst_qt_moov_recover_change_state (GstElement * element,
343 GstStateChange transition)
345 GstStateChangeReturn ret;
346 GstQTMoovRecover *qtmr = GST_QT_MOOV_RECOVER_CAST (element);
348 switch (transition) {
349 case GST_STATE_CHANGE_NULL_TO_READY:
350 qtmr->task = gst_task_new (gst_qt_moov_recover_run, qtmr, NULL);
351 g_rec_mutex_init (&qtmr->task_mutex);
352 gst_task_set_lock (qtmr->task, &qtmr->task_mutex);
354 case GST_STATE_CHANGE_PAUSED_TO_PLAYING:
355 gst_task_start (qtmr->task);
361 ret = GST_ELEMENT_CLASS (parent_class)->change_state (element, transition);
363 switch (transition) {
364 case GST_STATE_CHANGE_PLAYING_TO_PAUSED:
365 gst_task_stop (qtmr->task);
366 gst_task_join (qtmr->task);
368 case GST_STATE_CHANGE_READY_TO_NULL:
369 if (gst_task_get_state (qtmr->task) != GST_TASK_STOPPED)
370 GST_ERROR ("task %p should be stopped by now", qtmr->task);
371 gst_object_unref (qtmr->task);
373 g_rec_mutex_clear (&qtmr->task_mutex);
383 gst_qt_moov_recover_register (GstPlugin * plugin)
385 return gst_element_register (plugin, "qtmoovrecover", GST_RANK_NONE,
386 GST_TYPE_QT_MOOV_RECOVER);