mirrors/gstreamer
mirrors/gstreamer
1
1
Fork 0
mirror of https://gitlab.freedesktop.org/gstreamer/gstreamer.git synced 2024-12-22 08:17:01 +00:00
Code Issues 1 Projects Releases Wiki Activity

configure.ac: Add QuickTime Wrapper plug-in.

Browse source 
Original commit message from CVS:
2007-11-26  Julien Moutte  <julien@fluendo.com>

* configure.ac: Add QuickTime Wrapper plug-in.
* gst/speexresample/gstspeexresample.c:
(gst_speex_resample_push_drain), (gst_speex_resample_process): Fix
build on Mac OS X Leopard. Incorrect printf format arguments.
* sys/Makefile.am:
* sys/qtwrapper/Makefile.am:
* sys/qtwrapper/audiodecoders.c:
(qtwrapper_audio_decoder_base_init),
(qtwrapper_audio_decoder_class_init),
(qtwrapper_audio_decoder_init),
(clear_AudioStreamBasicDescription), (fill_indesc_mp3),
(fill_indesc_aac), (fill_indesc_samr), (fill_indesc_generic),
(make_samr_magic_cookie), (open_decoder),
(qtwrapper_audio_decoder_sink_setcaps), (process_buffer_cb),
(qtwrapper_audio_decoder_chain),
(qtwrapper_audio_decoder_sink_event),
(qtwrapper_audio_decoders_register):
* sys/qtwrapper/codecmapping.c: (audio_caps_from_string),
(fourcc_to_caps):
* sys/qtwrapper/codecmapping.h:
* sys/qtwrapper/imagedescription.c: (image_description_for_avc1),
(image_description_for_mp4v), (image_description_from_stsd_buffer),
(image_description_from_codec_data):
* sys/qtwrapper/imagedescription.h:
* sys/qtwrapper/qtutils.c: (get_name_info_from_component),
(get_output_info_from_component), (dump_avcc_atom),
(dump_image_description), (dump_codec_decompress_params),
(addSInt32ToDictionary), (dump_cvpixel_buffer),
(DestroyAudioBufferList), (AllocateAudioBufferList):
* sys/qtwrapper/qtutils.h:
* sys/qtwrapper/qtwrapper.c: (plugin_init):
* sys/qtwrapper/qtwrapper.h:
* sys/qtwrapper/videodecoders.c:
(qtwrapper_video_decoder_base_init),
(qtwrapper_video_decoder_class_init),
(qtwrapper_video_decoder_init), (qtwrapper_video_decoder_finalize),
(fill_image_description), (new_image_description), (close_decoder),
(open_decoder), (qtwrapper_video_decoder_sink_setcaps),
(decompressCb), (qtwrapper_video_decoder_chain),
(qtwrapper_video_decoder_sink_event),
(qtwrapper_video_decoders_register): Initial import of QuickTime
wrapper jointly developped by Songbird authors (Pioneers of the
Inevitable) and Fluendo.
This commit is contained in:
Julien Moutte 2007-11-26 13:19:48 +00:00
parent 5153aa15d4
commit 307925e307
15 changed files with 2978 additions and 6 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

46
ChangeLog
View file

@ -1,3 +1,49 @@
2007-11-26 Julien Moutte <julien@fluendo.com>
* configure.ac: Add QuickTime Wrapper plug-in.
* gst/speexresample/gstspeexresample.c:
(gst_speex_resample_push_drain), (gst_speex_resample_process): Fix
build on Mac OS X Leopard. Incorrect printf format arguments.
* sys/Makefile.am:
* sys/qtwrapper/Makefile.am:
* sys/qtwrapper/audiodecoders.c:
(qtwrapper_audio_decoder_base_init),
(qtwrapper_audio_decoder_class_init),
(qtwrapper_audio_decoder_init),
(clear_AudioStreamBasicDescription), (fill_indesc_mp3),
(fill_indesc_aac), (fill_indesc_samr), (fill_indesc_generic),
(make_samr_magic_cookie), (open_decoder),
(qtwrapper_audio_decoder_sink_setcaps), (process_buffer_cb),
(qtwrapper_audio_decoder_chain),
(qtwrapper_audio_decoder_sink_event),
(qtwrapper_audio_decoders_register):
* sys/qtwrapper/codecmapping.c: (audio_caps_from_string),
(fourcc_to_caps):
* sys/qtwrapper/codecmapping.h:
* sys/qtwrapper/imagedescription.c: (image_description_for_avc1),
(image_description_for_mp4v), (image_description_from_stsd_buffer),
(image_description_from_codec_data):
* sys/qtwrapper/imagedescription.h:
* sys/qtwrapper/qtutils.c: (get_name_info_from_component),
(get_output_info_from_component), (dump_avcc_atom),
(dump_image_description), (dump_codec_decompress_params),
(addSInt32ToDictionary), (dump_cvpixel_buffer),
(DestroyAudioBufferList), (AllocateAudioBufferList):
* sys/qtwrapper/qtutils.h:
* sys/qtwrapper/qtwrapper.c: (plugin_init):
* sys/qtwrapper/qtwrapper.h:
* sys/qtwrapper/videodecoders.c:
(qtwrapper_video_decoder_base_init),
(qtwrapper_video_decoder_class_init),
(qtwrapper_video_decoder_init), (qtwrapper_video_decoder_finalize),
(fill_image_description), (new_image_description), (close_decoder),
(open_decoder), (qtwrapper_video_decoder_sink_setcaps),
(decompressCb), (qtwrapper_video_decoder_chain),
(qtwrapper_video_decoder_sink_event),
(qtwrapper_video_decoders_register): Initial import of QuickTime
wrapper jointly developped by Songbird authors (Pioneers of the
Inevitable) and Fluendo.
2007-11-26 Stefan Kost <ensonic@users.sf.net> 2007-11-26 Stefan Kost <ensonic@users.sf.net>
* gst/spectrum/gstspectrum.c: * gst/spectrum/gstspectrum.c:

8
configure.ac
View file

@ -298,6 +298,12 @@ AG_GST_CHECK_FEATURE(OPENGL, [Open GL], glsink, [
CPPFLAGS="$save_CPPFLAGS" CPPFLAGS="$save_CPPFLAGS"
LIBS="$save_LIBS" LIBS="$save_LIBS"
dnl check for QuickTime
translit(dnm, m, l) AM_CONDITIONAL(USE_QUICKTIME, true)
AG_GST_CHECK_FEATURE(QUICKTIME, [QuickTime wrapper], qtwrapper, [
AC_CHECK_HEADER(QuickTime/Movies.h, HAVE_QUICKTIME="yes", HAVE_QUICKTIME="no")
])
dnl check for Video CD dnl check for Video CD
translit(dnm, m, l) AM_CONDITIONAL(USE_VCD, true) translit(dnm, m, l) AM_CONDITIONAL(USE_VCD, true)
AG_GST_CHECK_FEATURE(VCD, [Video CD], vcdsrc, [ AG_GST_CHECK_FEATURE(VCD, [Video CD], vcdsrc, [
@ -955,6 +961,7 @@ dnl not building plugins with external dependencies,
dnl but we still need to set the conditionals dnl but we still need to set the conditionals
AM_CONDITIONAL(USE_OPENGL, false) AM_CONDITIONAL(USE_OPENGL, false)
AM_CONDITIONAL(USE_QUICKTIME, false)
AM_CONDITIONAL(USE_VCD, false) AM_CONDITIONAL(USE_VCD, false)
AM_CONDITIONAL(USE_X, false) AM_CONDITIONAL(USE_X, false)
AM_CONDITIONAL(USE_ALSA, false) AM_CONDITIONAL(USE_ALSA, false)
@ -1086,6 +1093,7 @@ gst-libs/gst/app/Makefile
sys/Makefile sys/Makefile
sys/glsink/Makefile sys/glsink/Makefile
sys/dvb/Makefile sys/dvb/Makefile
sys/qtwrapper/Makefile
sys/vcd/Makefile sys/vcd/Makefile
examples/Makefile examples/Makefile
examples/app/Makefile examples/app/Makefile

10
gst/speexresample/gstspeexresample.c
View file

@ -594,8 +594,9 @@ gst_speex_resample_push_drain (GstSpeexResample * resample)
GST_FRAMES_TO_CLOCK_TIME (out_processed, resample->outrate); GST_FRAMES_TO_CLOCK_TIME (out_processed, resample->outrate);
} }
GST_LOG ("Pushing drain buffer of %ld bytes with timestamp %" GST_TIME_FORMAT GST_LOG ("Pushing drain buffer of %u bytes with timestamp %" GST_TIME_FORMAT
" duration %" GST_TIME_FORMAT " offset %lld offset_end %lld", " duration %" GST_TIME_FORMAT " offset %" G_GUINT64_FORMAT
" offset_end %" G_GUINT64_FORMAT,
GST_BUFFER_SIZE (buf), GST_BUFFER_SIZE (buf),
GST_TIME_ARGS (GST_BUFFER_TIMESTAMP (buf)), GST_TIME_ARGS (GST_BUFFER_TIMESTAMP (buf)),
GST_TIME_ARGS (GST_BUFFER_DURATION (buf)), GST_TIME_ARGS (GST_BUFFER_DURATION (buf)),
@ -752,8 +753,9 @@ gst_speex_resample_process (GstSpeexResample * resample, GstBuffer * inbuf,
GST_ERROR ("Failed to convert data: %s", resample_resampler_strerror (err)); GST_ERROR ("Failed to convert data: %s", resample_resampler_strerror (err));
return GST_FLOW_ERROR; return GST_FLOW_ERROR;
} else { } else {
GST_LOG ("Converted to buffer of %ld bytes with timestamp %" GST_TIME_FORMAT GST_LOG ("Converted to buffer of %u bytes with timestamp %" GST_TIME_FORMAT
", duration %" GST_TIME_FORMAT ", offset %lld, offset_end %lld", ", duration %" GST_TIME_FORMAT ", offset %" G_GUINT64_FORMAT
", offset_end %" G_GUINT64_FORMAT,
GST_BUFFER_SIZE (outbuf), GST_BUFFER_SIZE (outbuf),
GST_TIME_ARGS (GST_BUFFER_TIMESTAMP (outbuf)), GST_TIME_ARGS (GST_BUFFER_TIMESTAMP (outbuf)),
GST_TIME_ARGS (GST_BUFFER_DURATION (outbuf)), GST_TIME_ARGS (GST_BUFFER_DURATION (outbuf)),

10
sys/Makefile.am
View file

@ -34,6 +34,12 @@ else
DVB_DIR= DVB_DIR=
endif endif
SUBDIRS = $(GL_DIR) $(DVB_DIR) $(VCD_DIR) if USE_QUICKTIME
QT_DIR=qtwrapper
else
QT_DIR=
endif
DIST_SUBDIRS = glsink dvb vcd SUBDIRS = $(GL_DIR) $(DVB_DIR) $(VCD_DIR) $(QT_DIR)
DIST_SUBDIRS = glsink dvb vcd qtwrapper

24
sys/qtwrapper/Makefile.am Normal file
View file

@ -0,0 +1,24 @@
plugin_LTLIBRARIES = libgstqtwrapper.la
# sources used to compile this plug-in
libgstqtwrapper_la_SOURCES = \
qtwrapper.c \
qtutils.c \
codecmapping.c \
audiodecoders.c \
videodecoders.c \
imagedescription.c
# flags used to compile this plugin
# add other _CFLAGS and _LIBS as needed
libgstqtwrapper_la_CFLAGS = $(GST_CFLAGS) $(GST_BASE_CFLAGS)
libgstqtwrapper_la_LIBADD = $(GST_LIBS) $(GST_BASE_LIBS)
libgstqtwrapper_la_LDFLAGS = $(GST_PLUGIN_LDFLAGS) -Wl,-framework,CoreAudio,-framework,AudioToolbox,-framework,Carbon,-framework,QuickTime,-framework,QuartzCore
# headers we need but don't want installed
noinst_HEADERS = \
codecmapping.h \
qtwrapper.h \
qtutils.h \
imagedescription.h

799
sys/qtwrapper/audiodecoders.c Normal file
View file

@ -0,0 +1,799 @@
/*
* GStreamer QuickTime audio decoder codecs wrapper
* Copyright <2006, 2007> Fluendo <gstreamer@fluendo.com>
* Copyright <2006, 2007> Pioneers of the Inevitable <songbird@songbirdnest.com>
*
* 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.
*
* Alternatively, the contents of this file may be used under the
* GNU Lesser General Public License Version 2.1 (the "LGPL"), in
* which case the following provisions apply instead of the ones
* mentioned above:
*
* 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., 59 Temple Place - Suite 330,
* Boston, MA 02111-1307, USA.
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include <QuickTime/Movies.h>
#include <AudioToolbox/AudioToolbox.h>
#include <gst/base/gstadapter.h>
#include "qtwrapper.h"
#include "codecmapping.h"
#include "qtutils.h"
#define QTWRAPPER_ADEC_PARAMS_QDATA g_quark_from_static_string("qtwrapper-adec-params")
static GstStaticPadTemplate src_templ = GST_STATIC_PAD_TEMPLATE ("src",
GST_PAD_SRC,
GST_PAD_ALWAYS,
GST_STATIC_CAPS ("audio/x-raw-float, "
"endianness = (int) {" G_STRINGIFY (G_BYTE_ORDER) " }, "
"signed = (boolean) { TRUE }, "
"width = (int) 32, "
"depth = (int) 32, " "rate = (int) 44100, " "channels = (int) 2")
);
typedef struct _QTWrapperAudioDecoder QTWrapperAudioDecoder;
typedef struct _QTWrapperAudioDecoderClass QTWrapperAudioDecoderClass;
struct _QTWrapperAudioDecoder
{
GstElement parent;
GstPad *sinkpad;
GstPad *srcpad;
/* FIXME : all following should be protected by a mutex */
AudioConverterRef aconv;
AudioStreamBasicDescription indesc, outdesc;
guint samplerate;
guint channels;
AudioBufferList *bufferlist;
/* first time received after NEWSEGMENT */
GstClockTime initial_time;
/* offset in samples from the initial time */
guint64 cur_offset;
/* TRUE just after receiving a NEWSEGMENT */
gboolean gotnewsegment;
/* temporary output data */
gpointer tmpdata;
/* buffer previously used by the decoder */
gpointer prevdata;
GstAdapter *adapter;
};
struct _QTWrapperAudioDecoderClass
{
GstElementClass parent_class;
/* fourcc of the format */
guint32 componentSubType;
GstPadTemplate *sinktempl;
};
typedef struct _QTWrapperAudioDecoderParams QTWrapperAudioDecoderParams;
struct _QTWrapperAudioDecoderParams
{
Component component;
GstCaps *sinkcaps;
};
static gboolean qtwrapper_audio_decoder_sink_setcaps (GstPad * pad,
GstCaps * caps);
static GstFlowReturn qtwrapper_audio_decoder_chain (GstPad * pad,
GstBuffer * buf);
static gboolean qtwrapper_audio_decoder_sink_event (GstPad * pad,
GstEvent * event);
static void
qtwrapper_audio_decoder_base_init (QTWrapperAudioDecoderClass * klass)
{
GstElementDetails details;
GstElementClass *element_class = GST_ELEMENT_CLASS (klass);
gchar *name = NULL;
gchar *info = NULL;
ComponentDescription desc;
QTWrapperAudioDecoderParams *params;
params = (QTWrapperAudioDecoderParams *)
g_type_get_qdata (G_OBJECT_CLASS_TYPE (klass),
QTWRAPPER_ADEC_PARAMS_QDATA);
g_assert (params);
get_name_info_from_component (params->component, &desc, &name, &info);
/* Fill in details */
details.longname = g_strdup_printf ("QTWrapper Audio Decoder : %s", name);
details.klass = "Codec/Decoder/Audio";
details.description = info;
details.author = "Fluendo <gstreamer@fluendo.com>, "
"Pioneers of the Inevitable <songbird@songbirdnest.com>";
gst_element_class_set_details (element_class, &details);
g_free (details.longname);
g_free (name);
g_free (info);
/* Add pad templates */
klass->sinktempl = gst_pad_template_new ("sink", GST_PAD_SINK,
GST_PAD_ALWAYS, params->sinkcaps);
gst_element_class_add_pad_template (element_class, klass->sinktempl);
gst_element_class_add_pad_template (element_class,
gst_static_pad_template_get (&src_templ));
/* Store class-global values */
klass->componentSubType = desc.componentSubType;
}
static void
qtwrapper_audio_decoder_class_init (QTWrapperAudioDecoderClass * klass)
{
/* FIXME : don't we need some vmethod implementations here ?? */
}
static void
qtwrapper_audio_decoder_init (QTWrapperAudioDecoder * qtwrapper)
{
QTWrapperAudioDecoderClass *oclass;
oclass = (QTWrapperAudioDecoderClass *) (G_OBJECT_GET_CLASS (qtwrapper));
/* Sink pad */
qtwrapper->sinkpad = gst_pad_new_from_template (oclass->sinktempl, "sink");
gst_pad_set_setcaps_function (qtwrapper->sinkpad,
GST_DEBUG_FUNCPTR (qtwrapper_audio_decoder_sink_setcaps));
gst_pad_set_chain_function (qtwrapper->sinkpad,
GST_DEBUG_FUNCPTR (qtwrapper_audio_decoder_chain));
gst_pad_set_event_function (qtwrapper->sinkpad,
GST_DEBUG_FUNCPTR (qtwrapper_audio_decoder_sink_event));
gst_element_add_pad (GST_ELEMENT (qtwrapper), qtwrapper->sinkpad);
/* Source pad */
qtwrapper->srcpad = gst_pad_new_from_static_template (&src_templ, "src");
gst_element_add_pad (GST_ELEMENT (qtwrapper), qtwrapper->srcpad);
qtwrapper->adapter = gst_adapter_new ();
}
static void
clear_AudioStreamBasicDescription (AudioStreamBasicDescription * desc)
{
desc->mSampleRate = 0;
desc->mFormatID = 0;
desc->mFormatFlags = 0;
desc->mBytesPerPacket = 0;
desc->mFramesPerPacket = 0;
desc->mBytesPerFrame = 0;
desc->mChannelsPerFrame = 0;
desc->mBitsPerChannel = 0;
}
static void
fill_indesc_mp3 (QTWrapperAudioDecoder * qtwrapper, guint32 fourcc, gint rate,
gint channels)
{
GST_LOG ("...");
clear_AudioStreamBasicDescription (&qtwrapper->indesc);
/* only the samplerate is needed apparently */
qtwrapper->indesc.mSampleRate = rate;
qtwrapper->indesc.mFormatID = kAudioFormatMPEGLayer3;
qtwrapper->indesc.mChannelsPerFrame = channels;
}
static void
fill_indesc_aac (QTWrapperAudioDecoder * qtwrapper, guint32 fourcc, gint rate,
gint channels)
{
clear_AudioStreamBasicDescription (&qtwrapper->indesc);
qtwrapper->indesc.mSampleRate = rate;
qtwrapper->indesc.mFormatID = kAudioFormatMPEG4AAC;
/* aac always has 1024 bytes per packet */
qtwrapper->indesc.mBytesPerPacket = 1024;
qtwrapper->indesc.mChannelsPerFrame = channels;
}
static void
fill_indesc_samr (QTWrapperAudioDecoder * qtwrapper, guint32 fourcc,
gint channels)
{
clear_AudioStreamBasicDescription (&qtwrapper->indesc);
qtwrapper->indesc.mSampleRate = 8000;
qtwrapper->indesc.mFormatID = fourcc;
qtwrapper->indesc.mChannelsPerFrame = 1;
qtwrapper->indesc.mFramesPerPacket = 160;
}
static void
fill_indesc_generic (QTWrapperAudioDecoder * qtwrapper, guint32 fourcc,
gint rate, gint channels)
{
clear_AudioStreamBasicDescription (&qtwrapper->indesc);
qtwrapper->indesc.mSampleRate = rate;
qtwrapper->indesc.mFormatID = fourcc;
qtwrapper->indesc.mChannelsPerFrame = channels;
}
static gpointer
make_samr_magic_cookie (GstBuffer * codec_data, gsize * len)
{
gpointer res;
*len = 48;
res = g_malloc0 (0x30);
/* 12 first bytes are 'frma' (format) atom with 'samr' value */
GST_WRITE_UINT32_BE (res, 0xc);
GST_WRITE_UINT32_LE (res + 4, QT_MAKE_FOURCC_BE ('f', 'r', 'm', 'a'));
GST_WRITE_UINT32_LE (res + 8, QT_MAKE_FOURCC_BE ('s', 'a', 'm', 'r'));
/* 10 bytes for 'enda' atom with 0 */
GST_WRITE_UINT32_BE (res + 12, 10);
GST_WRITE_UINT32_LE (res + 16, QT_MAKE_FOURCC_BE ('e', 'n', 'd', 'a'));
/* 17(+1) bytes for the codec_data contents */
GST_WRITE_UINT32_BE (res + 22, 18);
memcpy (res + 26, GST_BUFFER_DATA (codec_data) + 4, 17);
/* yes... we need to replace 'damr' by 'samr'. Blame Apple ! */
GST_WRITE_UINT8 (res + 26, 's');
/* padding 8 bytes */
GST_WRITE_UINT32_BE (res + 40, 8);
#if DEBUG_DUMP
gst_util_dump_mem (res, 48);
#endif
return res;
}
static gboolean
open_decoder (QTWrapperAudioDecoder * qtwrapper, GstCaps * caps,
GstCaps ** othercaps)
{
gboolean ret = FALSE;
QTWrapperAudioDecoderClass *oclass;
gint channels = 2;
gint rate = 44100;
gint depth = 32;
OSErr oserr;
OSStatus status;
GstStructure *s;
gchar *tmp;
const GValue *value;
GstBuffer *codec_data = NULL;
tmp = gst_caps_to_string (caps);
GST_LOG_OBJECT (qtwrapper, "caps: %s", tmp);
g_free (tmp);
/* extract rate/channels information from the caps */
s = gst_caps_get_structure (caps, 0);
gst_structure_get_int (s, "rate", &rate);
gst_structure_get_int (s, "channels", &channels);
/* depth isn't compulsory */
if (!(gst_structure_get_int (s, "depth", &depth)))
gst_structure_get_int (s, "samplesize", &depth);
/* get codec_data */
if ((value = gst_structure_get_value (s, "codec_data"))) {
codec_data = GST_BUFFER_CAST (gst_value_get_mini_object (value));
}
/* If the quicktime demuxer gives us a full esds atom, use that instead of the codec_data */
if ((value = gst_structure_get_value (s, "quicktime_esds"))) {
codec_data = GST_BUFFER_CAST (gst_value_get_mini_object (value));
}
#if DEBUG_DUMP
if (codec_data)
gst_util_dump_mem (GST_BUFFER_DATA (codec_data),
GST_BUFFER_SIZE (codec_data));
#endif
GST_LOG ("rate:%d, channels:%d, depth:%d", rate, channels, depth);
oclass = (QTWrapperAudioDecoderClass *) (G_OBJECT_GET_CLASS (qtwrapper));
/* Setup the input format description, some format require special handling */
switch (oclass->componentSubType) {
case QT_MAKE_FOURCC_LE ('.', 'm', 'p', '3'):
fill_indesc_mp3 (qtwrapper, oclass->componentSubType, rate, channels);
break;
case QT_MAKE_FOURCC_LE ('m', 'p', '4', 'a'):
fill_indesc_aac (qtwrapper, oclass->componentSubType, rate, channels);
break;
case QT_MAKE_FOURCC_LE ('s', 'a', 'm', 'r'):
fill_indesc_samr (qtwrapper, oclass->componentSubType, channels);
rate = 8000;
break;
default:
fill_indesc_generic (qtwrapper, oclass->componentSubType, rate, channels);
break;
}
#if DEBUG_DUMP
gst_util_dump_mem (&qtwrapper->indesc, sizeof (AudioStreamBasicDescription));
#endif
/* we're forcing output to stereo 44.1kHz */
rate = 44100;
channels = 2;
qtwrapper->samplerate = rate;
qtwrapper->channels = channels;
/* Setup the output format description */
qtwrapper->outdesc.mSampleRate = rate;
qtwrapper->outdesc.mFormatID = kAudioFormatLinearPCM;
qtwrapper->outdesc.mFormatFlags = kAudioFormatFlagIsFloat;
#if G_BYTE_ORDER == G_BIG_ENDIAN
qtwrapper->outdesc.mFormatFlags |= kAudioFormatFlagIsBigEndian;
#endif
qtwrapper->outdesc.mBytesPerPacket = channels * 4; /* ?? */
qtwrapper->outdesc.mFramesPerPacket = 1;
qtwrapper->outdesc.mBytesPerFrame = channels * 4; /* channels * bytes-per-samples */
qtwrapper->outdesc.mChannelsPerFrame = channels;
qtwrapper->outdesc.mBitsPerChannel = 32;
/* Create an AudioConverter */
status = AudioConverterNew (&qtwrapper->indesc,
&qtwrapper->outdesc, &qtwrapper->aconv);
if (status != noErr) {
GST_WARNING_OBJECT (qtwrapper,
"Error when calling AudioConverterNew() : %" GST_FOURCC_FORMAT,
QT_FOURCC_ARGS (status));
goto beach;
}
/* if we have codec_data, give it to the converter ! */
if (codec_data) {
gsize len;
gpointer magiccookie;
if (oclass->componentSubType == QT_MAKE_FOURCC_LE ('s', 'a', 'm', 'r')) {
magiccookie = make_samr_magic_cookie (codec_data, &len);
} else {
len = GST_BUFFER_SIZE (codec_data);
magiccookie = GST_BUFFER_DATA (codec_data);
}
GST_LOG_OBJECT (qtwrapper, "Setting magic cookie %p of size %"
G_GSIZE_FORMAT, magiccookie, len);
oserr = AudioConverterSetProperty (qtwrapper->aconv,
kAudioConverterDecompressionMagicCookie, len, magiccookie);
if (oserr != noErr) {
GST_WARNING_OBJECT (qtwrapper, "Error setting extra codec data !");
goto beach;
}
}
/* Create output bufferlist */
qtwrapper->bufferlist = AllocateAudioBufferList (channels,
rate * channels * 4 / 20);
/* Create output caps */
*othercaps = gst_caps_new_simple ("audio/x-raw-float",
"endianness", G_TYPE_INT, G_BYTE_ORDER,
"signed", G_TYPE_BOOLEAN, TRUE,
"width", G_TYPE_INT, 32,
"depth", G_TYPE_INT, 32,
"rate", G_TYPE_INT, rate, "channels", G_TYPE_INT, channels, NULL);
ret = TRUE;
beach:
return ret;
}
static gboolean
qtwrapper_audio_decoder_sink_setcaps (GstPad * pad, GstCaps * caps)
{
QTWrapperAudioDecoder *qtwrapper;
gboolean ret = FALSE;
GstCaps *othercaps = NULL;
qtwrapper = (QTWrapperAudioDecoder *) gst_pad_get_parent (pad);
GST_LOG_OBJECT (qtwrapper, "caps:%" GST_PTR_FORMAT, caps);
/* 1. open decoder */
if (!(open_decoder (qtwrapper, caps, &othercaps)))
goto beach;
/* 2. set caps downstream */
ret = gst_pad_set_caps (qtwrapper->srcpad, othercaps);
beach:
if (othercaps)
gst_caps_unref (othercaps);
gst_object_unref (qtwrapper);
return ret;
}
static OSStatus
process_buffer_cb (AudioConverterRef inAudioConverter,
UInt32 * ioNumberDataPackets,
AudioBufferList * ioData,
AudioStreamPacketDescription ** outDataPacketDescription,
QTWrapperAudioDecoder * qtwrapper)
{
gint len;
AudioStreamPacketDescription aspd[200];
GST_LOG_OBJECT (qtwrapper,
"ioNumberDataPackets:%lu, iodata:%p, outDataPacketDescription:%p",
*ioNumberDataPackets, ioData, outDataPacketDescription);
if (outDataPacketDescription)
GST_LOG ("*outDataPacketDescription:%p", *outDataPacketDescription);
GST_LOG ("mNumberBuffers : %u", (guint32) ioData->mNumberBuffers);
GST_LOG ("mData:%p , mDataByteSize:%u",
ioData->mBuffers[0].mData, (guint32) ioData->mBuffers[0].mDataByteSize);
ioData->mBuffers[0].mData = NULL;
ioData->mBuffers[0].mDataByteSize = 0;
if (qtwrapper->prevdata)
g_free (qtwrapper->prevdata);
len = gst_adapter_available (qtwrapper->adapter);
if (len) {
ioData->mBuffers[0].mData = gst_adapter_take (qtwrapper->adapter, len);
qtwrapper->prevdata = ioData->mBuffers[0].mData;
/* if we have a valid outDataPacketDescription, we need to fill it */
if (outDataPacketDescription) {
/* mStartOffset : the number of bytes from the start of the buffer to the
* beginning of the packet. */
aspd[0].mStartOffset = 0;
aspd[1].mStartOffset = 0;
/* mVariableFramesInPacket : the number of samples frames of data in the
* packet. For formats with a constant number of frames per packet, this
* field is set to 0. */
aspd[0].mVariableFramesInPacket = 0;
aspd[1].mVariableFramesInPacket = 0;
/* mDataByteSize : The number of bytes in the packet. */
aspd[0].mDataByteSize = len;
aspd[1].mDataByteSize = 0;
GST_LOG ("ASPD: mStartOffset:%lld, mVariableFramesInPacket:%u, "
"mDataByteSize:%u", aspd[0].mStartOffset,
(guint32) aspd[0].mVariableFramesInPacket,
(guint32) aspd[0].mDataByteSize);
*outDataPacketDescription = (AudioStreamPacketDescription *) & aspd;
}
} else {
qtwrapper->prevdata = NULL;
}
ioData->mBuffers[0].mDataByteSize = len;
GST_LOG_OBJECT (qtwrapper, "returning %d bytes at %p",
len, ioData->mBuffers[0].mData);
if (!len)
return 42;
return noErr;
}
static GstFlowReturn
qtwrapper_audio_decoder_chain (GstPad * pad, GstBuffer * buf)
{
GstFlowReturn ret = GST_FLOW_OK;
QTWrapperAudioDecoder *qtwrapper;
qtwrapper = (QTWrapperAudioDecoder *) gst_pad_get_parent (pad);
GST_LOG_OBJECT (qtwrapper,
"buffer:%p , timestamp:%" GST_TIME_FORMAT " ,size:%d", buf,
GST_TIME_ARGS (GST_BUFFER_TIMESTAMP (buf)), GST_BUFFER_SIZE (buf));
#if DEBUG_DUMP
gst_util_dump_mem (GST_BUFFER_DATA (buf), GST_BUFFER_SIZE (buf));
#endif
if (qtwrapper->gotnewsegment) {
GST_DEBUG_OBJECT (qtwrapper, "AudioConverterReset()");
AudioConverterReset (qtwrapper->aconv);
/* some formats can give us a better initial time using the buffer
* timestamp. */
if (GST_CLOCK_TIME_IS_VALID (GST_BUFFER_TIMESTAMP (buf)))
qtwrapper->initial_time = GST_BUFFER_TIMESTAMP (buf);
qtwrapper->gotnewsegment = FALSE;
}
/* stack in adapter */
gst_adapter_push (qtwrapper->adapter, buf);
/* do we have enough to decode at least one frame ? */
while (gst_adapter_available (qtwrapper->adapter)) {
GstBuffer *outbuf;
OSStatus status;
guint32 outsamples = qtwrapper->bufferlist->mBuffers[0].mDataByteSize / 8;
guint32 savedbytes = qtwrapper->bufferlist->mBuffers[0].mDataByteSize;
guint32 realbytes;
GST_LOG_OBJECT (qtwrapper, "Calling FillBuffer(outsamples:%d , outdata:%p)",
outsamples, qtwrapper->bufferlist->mBuffers[0].mData);
/* Ask AudioConverter to give us data ! */
status = AudioConverterFillComplexBuffer (qtwrapper->aconv,
(AudioConverterComplexInputDataProc) process_buffer_cb,
qtwrapper, (UInt32 *) & outsamples, qtwrapper->bufferlist, NULL);
if ((status != noErr) && (status != 42)) {
if (status < 0)
GST_WARNING_OBJECT (qtwrapper,
"Error in AudioConverterFillComplexBuffer() : %d", (gint32) status);
else
GST_WARNING_OBJECT (qtwrapper,
"Error in AudioConverterFillComplexBuffer() : %" GST_FOURCC_FORMAT,
QT_FOURCC_ARGS (status));
ret = GST_FLOW_ERROR;
goto beach;
}
realbytes = qtwrapper->bufferlist->mBuffers[0].mDataByteSize;
GST_LOG_OBJECT (qtwrapper, "We now have %d samples [%d bytes]",
outsamples, realbytes);
qtwrapper->bufferlist->mBuffers[0].mDataByteSize = savedbytes;
if (!outsamples)
break;
/* 4. Create buffer and copy data in it */
ret = gst_pad_alloc_buffer (qtwrapper->srcpad, qtwrapper->cur_offset,
realbytes, GST_PAD_CAPS (qtwrapper->srcpad), &outbuf);
if (ret != GST_FLOW_OK)
goto beach;
/* copy data from bufferlist to output buffer */
g_memmove (GST_BUFFER_DATA (outbuf),
qtwrapper->bufferlist->mBuffers[0].mData, realbytes);
/* 5. calculate timestamp and duration */
GST_BUFFER_TIMESTAMP (outbuf) =
qtwrapper->initial_time + gst_util_uint64_scale_int (GST_SECOND,
qtwrapper->cur_offset, qtwrapper->samplerate);
GST_BUFFER_SIZE (outbuf) = realbytes;
GST_BUFFER_DURATION (outbuf) =
gst_util_uint64_scale_int (GST_SECOND,
realbytes / (qtwrapper->channels * 4), qtwrapper->samplerate);
GST_LOG_OBJECT (qtwrapper,
"timestamp:%" GST_TIME_FORMAT ", duration:%" GST_TIME_FORMAT
"offset:%lld, offset_end:%lld",
GST_TIME_ARGS (GST_BUFFER_TIMESTAMP (outbuf)),
GST_TIME_ARGS (GST_BUFFER_DURATION (outbuf)),
GST_BUFFER_OFFSET (outbuf), GST_BUFFER_OFFSET_END (outbuf));
qtwrapper->cur_offset += outsamples;
/* 6. push buffer downstream */
ret = gst_pad_push (qtwrapper->srcpad, outbuf);
if (ret != GST_FLOW_OK)
goto beach;
}
beach:
gst_object_unref (qtwrapper);
return ret;
}
static gboolean
qtwrapper_audio_decoder_sink_event (GstPad * pad, GstEvent * event)
{
QTWrapperAudioDecoder *qtwrapper;
gboolean ret = FALSE;
qtwrapper = (QTWrapperAudioDecoder *) gst_pad_get_parent (pad);
GST_LOG_OBJECT (qtwrapper, "event:%s", GST_EVENT_TYPE_NAME (event));
switch (GST_EVENT_TYPE (event)) {
case GST_EVENT_NEWSEGMENT:{
gint64 start, stop, position;
gboolean update;
gdouble rate;
GstFormat format;
GST_LOG ("We've got a newsegment");
gst_event_parse_new_segment (event, &update, &rate, &format, &start,
&stop, &position);
/* if the format isn't time, we need to create a new time newsegment */
/* FIXME : This is really bad, we should convert the values properly to time */
if (format != GST_FORMAT_TIME) {
GstEvent *newevent;
GST_WARNING_OBJECT (qtwrapper,
"Original event wasn't in GST_FORMAT_TIME, creating new fake one.");
start = 0;
newevent =
gst_event_new_new_segment (update, rate, GST_FORMAT_TIME, start,
GST_CLOCK_TIME_NONE, start);
gst_event_unref (event);
event = newevent;
}
qtwrapper->initial_time = start;
qtwrapper->cur_offset = 0;
gst_adapter_clear (qtwrapper->adapter);
GST_LOG ("initial_time is now %" GST_TIME_FORMAT, GST_TIME_ARGS (start));
if (qtwrapper->aconv)
qtwrapper->gotnewsegment = TRUE;
/* FIXME : reset adapter */
break;
}
default:
break;
}
ret = gst_pad_push_event (qtwrapper->srcpad, event);
gst_object_unref (qtwrapper);
return TRUE;
}
gboolean
qtwrapper_audio_decoders_register (GstPlugin * plugin)
{
gboolean res = TRUE;
OSErr result;
Component componentID = NULL;
ComponentDescription desc = {
'sdec', 0, 0, 0, 0
};
GTypeInfo typeinfo = {
sizeof (QTWrapperAudioDecoderClass),
(GBaseInitFunc) qtwrapper_audio_decoder_base_init,
NULL,
(GClassInitFunc) qtwrapper_audio_decoder_class_init,
NULL,
NULL,
sizeof (QTWrapperAudioDecoder),
0,
(GInstanceInitFunc) qtwrapper_audio_decoder_init,
};
/* Initialize quicktime environment */
result = EnterMovies ();
if (result != noErr) {
GST_ERROR ("Error initializing QuickTime environment");
res = FALSE;
goto beach;
}
/* Find all ImageDecoders ! */
GST_DEBUG ("There are %ld decompressors available", CountComponents (&desc));
/* loop over ImageDecoders */
do {
componentID = FindNextComponent (componentID, &desc);
GST_LOG ("componentID : %p", componentID);
if (componentID) {
ComponentDescription thisdesc;
gchar *name = NULL, *info = NULL;
GstCaps *caps = NULL;
gchar *type_name = NULL;
GType type;
QTWrapperAudioDecoderParams *params = NULL;
if (!(get_name_info_from_component (componentID, &thisdesc, &name,
&info)))
goto next;
GST_LOG (" name:%s", name);
GST_LOG (" info:%s", info);
GST_LOG (" type:%" GST_FOURCC_FORMAT,
QT_FOURCC_ARGS (thisdesc.componentType));
GST_LOG (" subtype:%" GST_FOURCC_FORMAT,
QT_FOURCC_ARGS (thisdesc.componentSubType));
GST_LOG (" manufacturer:%" GST_FOURCC_FORMAT,
QT_FOURCC_ARGS (thisdesc.componentManufacturer));
if (!(caps =
fourcc_to_caps (QT_READ_UINT32 (&thisdesc.componentSubType))))
goto next;
type_name = g_strdup_printf ("qtwrapperaudiodec_%" GST_FOURCC_FORMAT,
QT_FOURCC_ARGS (thisdesc.componentSubType));
g_strdelimit (type_name, " .", '_');
if (g_type_from_name (type_name)) {
GST_WARNING ("We already have a registered plugin for %s", type_name);
goto next;
}
params = g_new0 (QTWrapperAudioDecoderParams, 1);
params->component = componentID;
params->sinkcaps = gst_caps_ref (caps);
type = g_type_register_static (GST_TYPE_ELEMENT, type_name, &typeinfo, 0);
/* Store params in type qdata */
g_type_set_qdata (type, QTWRAPPER_ADEC_PARAMS_QDATA, (gpointer) params);
/* register type */
if (!gst_element_register (plugin, type_name, GST_RANK_MARGINAL, type)) {
g_warning ("Failed to register %s", type_name);;
g_type_set_qdata (type, QTWRAPPER_ADEC_PARAMS_QDATA, NULL);
g_free (params);
res = FALSE;
goto next;
}
next:
if (name)
g_free (name);
if (info)
g_free (info);
if (type_name)
g_free (type_name);
if (caps)
gst_caps_unref (caps);
}
} while (componentID && res);
beach:
return res;
}

151
sys/qtwrapper/codecmapping.c Normal file
View file

@ -0,0 +1,151 @@
/*
* GStreamer QuickTime codec mapping
* Copyright <2006, 2007> Fluendo <gstreamer@fluendo.com>
* Copyright <2006, 2007> Pioneers of the Inevitable <songbird@songbirdnest.com>
*
* 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.
*
* Alternatively, the contents of this file may be used under the
* GNU Lesser General Public License Version 2.1 (the "LGPL"), in
* which case the following provisions apply instead of the ones
* mentioned above:
*
* 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., 59 Temple Place - Suite 330,
* Boston, MA 02111-1307, USA.
*/
#include "qtwrapper.h"
#include "codecmapping.h"
#include "qtutils.h"
static GstCaps *
audio_caps_from_string (gchar * str)
{
GstCaps *res;
res = gst_caps_from_string (str);
gst_caps_set_simple (res,
"rate", GST_TYPE_INT_RANGE, 8000, 96000,
"channels", GST_TYPE_INT_RANGE, 1, 2, NULL);
return res;
}
GstCaps *
fourcc_to_caps (guint32 fourcc)
{
GstCaps *caps = NULL;
GST_DEBUG ("%" GST_FOURCC_FORMAT, GST_FOURCC_ARGS (fourcc));
switch (fourcc) {
/* VIDEO */
case QT_MAKE_FOURCC_LE ('S', 'V', 'Q', '1'):
caps = gst_caps_new_simple ("video/x-svq",
"svqversion", G_TYPE_INT, 1, NULL);
break;
case QT_MAKE_FOURCC_LE ('S', 'V', 'Q', '3'):
caps = gst_caps_new_simple ("video/x-svq",
"svqversion", G_TYPE_INT, 3, NULL);
break;
case QT_MAKE_FOURCC_LE ('a', 'v', 'c', '1'):
caps = gst_caps_from_string ("video/x-h264");
break;
case QT_MAKE_FOURCC_LE ('m', 'p', '4', 'v'):
caps =
gst_caps_from_string
("video/mpeg,mpegversion=4,systemstream=(boolean)false");
break;
case QT_MAKE_FOURCC_LE ('m', 'p', 'e', 'g'):
caps = gst_caps_from_string ("video/mpeg, "
"systemstream = (boolean) false, " "mpegversion = (int) 1");
break;
case QT_MAKE_FOURCC_LE ('h', '2', '6', '3'):
case QT_MAKE_FOURCC_LE ('H', '2', '6', '3'):
case QT_MAKE_FOURCC_LE ('s', '2', '6', '3'):
case QT_MAKE_FOURCC_LE ('U', '2', '6', '3'):
caps = gst_caps_from_string ("video/x-h263");
break;
case QT_MAKE_FOURCC_LE ('c', 'v', 'i', 'd'):
caps = gst_caps_from_string ("video/x-cinepak");
break;
case QT_MAKE_FOURCC_LE ('d', 'v', 'c', 'p'):
case QT_MAKE_FOURCC_LE ('d', 'v', 'c', ' '):
case QT_MAKE_FOURCC_LE ('d', 'v', 's', 'd'):
case QT_MAKE_FOURCC_LE ('D', 'V', 'S', 'D'):
case QT_MAKE_FOURCC_LE ('d', 'v', 'c', 's'):
case QT_MAKE_FOURCC_LE ('D', 'V', 'C', 'S'):
case QT_MAKE_FOURCC_LE ('d', 'v', '2', '5'):
case QT_MAKE_FOURCC_LE ('d', 'v', 'p', 'p'):
caps = gst_caps_from_string ("video/x-dv, systemstream=(boolean)false");
break;
/* AUDIO */
case QT_MAKE_FOURCC_LE ('.', 'm', 'p', '3'):
caps =
audio_caps_from_string
("audio/mpeg,mpegversion=1,layer=3,parsed=(boolean)true");
break;
case QT_MAKE_FOURCC_LE ('Q', 'D', 'M', '2'):
caps = audio_caps_from_string ("audio/x-qdm2");
break;
case QT_MAKE_FOURCC_LE ('a', 'g', 's', 'm'):
caps = audio_caps_from_string ("audio/x-gsm");
break;
case QT_MAKE_FOURCC_LE ('a', 'l', 'a', 'c'):
caps = audio_caps_from_string ("audio/x-alac");
break;
case QT_MAKE_FOURCC_LE ('a', 'l', 'a', 'w'):
caps = audio_caps_from_string ("audio/x-alaw");
break;
case QT_MAKE_FOURCC_LE ('m', 'p', '4', 'a'):
case QT_MAKE_FOURCC_LE ('a', 'a', 'c', ' '):
caps = audio_caps_from_string ("audio/mpeg,mpegversion=4");
break;
case QT_MAKE_FOURCC_LE ('s', 'a', 'm', 'r'):
caps = audio_caps_from_string ("audio/AMR");
break;
case QT_MAKE_FOURCC_LE ('u', 'l', 'a', 'w'):
caps = audio_caps_from_string ("audio/x-mulaw");
break;
/* TO FILL !! */
case QT_MAKE_FOURCC_LE ('M', 'A', 'C', '3'):
case QT_MAKE_FOURCC_LE ('M', 'A', 'C', '6'):
case QT_MAKE_FOURCC_LE ('Q', 'D', 'M', 'C'):
case QT_MAKE_FOURCC_LE ('Q', 'c', 'l', 'p'):
case QT_MAKE_FOURCC_LE ('Q', 'c', 'l', 'q'):
case QT_MAKE_FOURCC_LE ('d', 'v', 'c', 'a'):
default:
break;
}
return caps;
}

55
sys/qtwrapper/codecmapping.h Normal file
View file

@ -0,0 +1,55 @@
/*
* GStreamer QuickTime codec mapping
* Copyright <2006, 2007> Fluendo <gstreamer@fluendo.com>
* Copyright <2006, 2007> Pioneers of the Inevitable <songbird@songbirdnest.com>
*
* 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.
*
* Alternatively, the contents of this file may be used under the
* GNU Lesser General Public License Version 2.1 (the "LGPL"), in
* which case the following provisions apply instead of the ones
* mentioned above:
*
* 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., 59 Temple Place - Suite 330,
* Boston, MA 02111-1307, USA.
*/
#include <QuickTime/Movies.h>
#include <QuickTime/ImageCodec.h>
#include <gst/gst.h>
/*
* fourcc_to_caps:
*
* Return the caps for a given fourcc.
*/
GstCaps *fourcc_to_caps (guint32 fourcc);

211
sys/qtwrapper/imagedescription.c Normal file
View file

@ -0,0 +1,211 @@
/*
* GStreamer QuickTime video decoder codecs wrapper
* Copyright <2006, 2007> Fluendo <gstreamer@fluendo.com>
* Copyright <2006, 2007> Pioneers of the Inevitable <songbird@songbirdnest.com>
*
* 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.
*
* Alternatively, the contents of this file may be used under the
* GNU Lesser General Public License Version 2.1 (the "LGPL"), in
* which case the following provisions apply instead of the ones
* mentioned above:
*
* 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., 59 Temple Place - Suite 330,
* Boston, MA 02111-1307, USA.
*/
#include "imagedescription.h"
static ImageDescription *
image_description_for_avc1 (GstBuffer * buf)
{
ImageDescription *desc = NULL;
gpointer pos;
desc = g_malloc0 (sizeof (ImageDescription) + GST_BUFFER_SIZE (buf) + 8);
pos = (gpointer) ((gulong) desc + (gulong) sizeof (ImageDescription));
desc->idSize = sizeof (ImageDescription) + GST_BUFFER_SIZE (buf) + 8;
/* write size in Big-Endian */
GST_WRITE_UINT32_BE (pos, GST_BUFFER_SIZE (buf) + 8);
GST_WRITE_UINT32_LE (pos + 4, QT_MAKE_FOURCC_BE ('a', 'v', 'c', 'C'));
g_memmove (pos + 8, GST_BUFFER_DATA (buf), GST_BUFFER_SIZE (buf));
return desc;
}
/* image_description_for_mp4v
*
* mpeg4 video has an 'esds' atom as extension for the ImageDescription.
* It is meant to contain the ES Description.
* We here create a fake one.
*/
static ImageDescription *
image_description_for_mp4v (GstBuffer * buf)
{
ImageDescription *desc = NULL;
guint32 offset = sizeof (ImageDescription);
gpointer location;
GST_LOG ("buf %p , size:%d", buf, GST_BUFFER_SIZE (buf));
/* this image description contains:
* ImageDescription sizeof(ImageDescription)
* esds atom 34 bytes
* buffer GST_BUFFER_SIZE (buf)
* ending 3 bytes
*/
desc = g_malloc0 (offset + 37 + GST_BUFFER_SIZE (buf));
desc->idSize = offset + 37 + GST_BUFFER_SIZE (buf);
location = (gpointer) ((gulong) desc + (gulong) offset);
/* Fill in ESDS */
/* size */
GST_WRITE_UINT32_BE (location, 37 + GST_BUFFER_SIZE (buf));
/* atom */
GST_WRITE_UINT32_LE (location + 4, GST_MAKE_FOURCC ('e', 's', 'd', 's'));
/* version + flags */
QT_WRITE_UINT32 (location + 8, 0);
/* tag */
QT_WRITE_UINT8 (location + 12, 0x3);
/* size (buffsize + 23) */
QT_WRITE_UINT8 (location + 13, GST_BUFFER_SIZE (buf) + 23);
/* ESID */
QT_WRITE_UINT16 (location + 14, 0);
/* priority */
QT_WRITE_UINT8 (location + 16, 0);
/* tag */
QT_WRITE_UINT8 (location + 17, 0x4);
/* size (buffsize + 8) */
QT_WRITE_UINT8 (location + 18, GST_BUFFER_SIZE (buf) + 15);
/* object type */
QT_WRITE_UINT8 (location + 19, 0x20);
/* stream type */
QT_WRITE_UINT8 (location + 20, 0x11);
/* buffersize db */
QT_WRITE_UINT24 (location + 21, 13640);
/* max bitrate */
QT_WRITE_UINT32 (location + 24, 1849648);
/* avg bitrate */
QT_WRITE_UINT32 (location + 28, 918191);
/* tag */
QT_WRITE_UINT8 (location + 32, 0x05);
/* size */
QT_WRITE_UINT8 (location + 33, GST_BUFFER_SIZE (buf));
/* codec data */
g_memmove (location + 34, GST_BUFFER_DATA (buf), GST_BUFFER_SIZE (buf));
/* end */
QT_WRITE_UINT8 (location + 34 + GST_BUFFER_SIZE (buf), 0x06);
QT_WRITE_UINT8 (location + 34 + GST_BUFFER_SIZE (buf) + 1, 0x01);
QT_WRITE_UINT8 (location + 34 + GST_BUFFER_SIZE (buf) + 2, 0x02);
return desc;
}
static ImageDescription *
image_description_from_stsd_buffer (GstBuffer * buf)
{
ImageDescription *desc = NULL;
gpointer content;
guint size, imds;
GST_LOG ("buffer %p, size:%u", buf, GST_BUFFER_SIZE (buf));
/* The buffer contains a full atom, we only need the contents */
/* This buffer has data in big-endian, we need to read it as such.
* except for the fourcc which are ALWAYS big-endian. */
content = GST_BUFFER_DATA (buf) + 16;
size = GST_BUFFER_SIZE (buf) - 16;
#if DEBUG_DUMP
GST_LOG ("incoming data in big-endian");
gst_util_dump_mem (content, size);
#endif
desc = g_malloc0 (size);
desc->idSize = size;
desc->cType = GST_READ_UINT32_BE (content + 4);
desc->version = QT_UINT16 (content + 16);
desc->revisionLevel = QT_UINT16 (content + 18);
desc->vendor = GST_READ_UINT32_BE (content + 20);
desc->temporalQuality = QT_UINT32 (content + 24);
desc->spatialQuality = QT_UINT32 (content + 24);
desc->dataSize = QT_UINT32 (content + 44);
desc->frameCount = QT_UINT16 (content + 48);
desc->depth = QT_UINT16 (content + 82);
desc->clutID = QT_UINT16 (content + 84);
imds = 86; /* sizeof (ImageDescription); */
if (desc->idSize > imds) {
GST_LOG ("Copying %d bytes from %p to %p",
size - imds, content + imds, desc + imds);
memcpy ((gpointer) ((gulong) desc + imds),
(gpointer) ((gulong) content + imds), size - imds);
}
#if DEBUG_DUMP
GST_LOG ("outgoing data in machine-endian");
dump_image_description (desc);
#endif
return desc;
}
ImageDescription *
image_description_from_codec_data (GstBuffer * buf, guint32 codectype)
{
ImageDescription *desc = NULL;
GST_LOG ("codectype:%" GST_FOURCC_FORMAT " buf:%p",
GST_FOURCC_ARGS (codectype), buf);
if ((GST_BUFFER_SIZE (buf) == GST_READ_UINT32_BE (GST_BUFFER_DATA (buf))) &&
(QT_MAKE_FOURCC_LE ('s', 't', 's',
'd') == GST_READ_UINT32_BE (GST_BUFFER_DATA (buf) + 4))) {
/* We have the full stsd (ImageDescription) in our codec_data */
desc = image_description_from_stsd_buffer (buf);
} else {
switch (codectype) {
case QT_MAKE_FOURCC_LE ('m', 'p', '4', 'v'):
desc = image_description_for_mp4v (buf);
break;
case QT_MAKE_FOURCC_LE ('a', 'v', 'c', '1'):
desc = image_description_for_avc1 (buf);
break;
default:
GST_WARNING ("Format not handled !");
}
}
return desc;
}

54
sys/qtwrapper/imagedescription.h Normal file
View file

@ -0,0 +1,54 @@
/*
* GStreamer QuickTime video decoder codecs wrapper
* Copyright <2006, 2007> Fluendo <gstreamer@fluendo.com>
* Copyright <2006, 2007> Pioneers of the Inevitable <songbird@songbirdnest.com>
*
* 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.
*
* Alternatively, the contents of this file may be used under the
* GNU Lesser General Public License Version 2.1 (the "LGPL"), in
* which case the following provisions apply instead of the ones
* mentioned above:
*
* 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., 59 Temple Place - Suite 330,
* Boston, MA 02111-1307, USA.
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include <QuickTime/Movies.h>
#include "qtwrapper.h"
#include "qtutils.h"
ImageDescription *image_description_from_codec_data (GstBuffer * buf,
guint32 codec);

477
sys/qtwrapper/qtutils.c Normal file
View file

@ -0,0 +1,477 @@
/*
* GStreamer QuickTime codec mapping
* Copyright <2006, 2007> Fluendo <gstreamer@fluendo.com>
* Copyright <2006, 2007> Pioneers of the Inevitable <songbird@songbirdnest.com>
*
* 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.
*
* Alternatively, the contents of this file may be used under the
* GNU Lesser General Public License Version 2.1 (the "LGPL"), in
* which case the following provisions apply instead of the ones
* mentioned above:
*
* 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., 59 Temple Place - Suite 330,
* Boston, MA 02111-1307, USA.
*/
#include "qtutils.h"
gboolean
get_name_info_from_component (Component componentID,
ComponentDescription * desc, gchar ** name, gchar ** info)
{
gchar *tmp1 = NULL;
gchar *tmp2 = NULL;
gchar *tmpname;
gchar *tmpinfo;
OSErr result;
result = GetComponentInfo (componentID, desc, &tmp1, &tmp2, NULL);
if (result != noErr)
return FALSE;
#if DEBUG_DUMP
GST_LOG ("ComponentDescription dump");
gst_util_dump_mem ((const guchar *) desc, sizeof (ComponentDescription));
#endif
if (tmp1 && name) {
gsize read, written;
tmpname = g_strndup (tmp1 + 1, (guint8) * tmp1);
*name = g_convert_with_fallback (tmpname, -1, "ASCII", "MAC",
" ", &read, &written, NULL);
if (!*name)
GST_WARNING ("read:%" G_GSIZE_FORMAT ", written:%" G_GSIZE_FORMAT, read,
written);
g_free (tmpname);
}
if (tmp2 && info) {
tmpinfo = g_strndup (tmp2 + 1, (guint8) * tmp2);
*info = g_convert_with_fallback (tmpinfo, -1, "ASCII", "MAC",
" ", NULL, NULL, NULL);
g_free (tmpinfo);
}
return TRUE;
}
/*
struct CodecDecompressParams {
ImageSequence sequenceID;
ImageDescriptionHandle imageDescription;
Ptr data;
long bufferSize;
long frameNumber;
long startLine;
long stopLine;
long conditionFlags;
CodecFlags callerFlags;
CodecCapabilities * capabilities;
ICMProgressProcRecord progressProcRecord;
ICMCompletionProcRecord completionProcRecord;
ICMDataProcRecord dataProcRecord;
CGrafPtr port;
PixMap dstPixMap;
BitMapPtr maskBits;
PixMapPtr mattePixMap;
Rect srcRect;
MatrixRecord * matrix;
CodecQ accuracy;
short transferMode;
ICMFrameTimePtr frameTime;
long reserved[1];
SInt8 matrixFlags;
SInt8 matrixType;
Rect dstRect;
UInt16 majorSourceChangeSeed;
UInt16 minorSourceChangeSeed;
CDSequenceDataSourcePtr sourceData;
RgnHandle maskRegion;
OSType ** wantedDestinationPixelTypes;
long screenFloodMethod;
long screenFloodValue;
short preferredOffscreenPixelSize;
ICMFrameTimeInfoPtr syncFrameTime;
Boolean needUpdateOnTimeChange;
Boolean enableBlackLining;
Boolean needUpdateOnSourceChange;
Boolean pad;
long unused;
CGrafPtr finalDestinationPort;
long requestedBufferWidth;
long requestedBufferHeight;
Rect displayableAreaOfRequestedBuffer;
Boolean requestedSingleField;
Boolean needUpdateOnNextIdle;
Boolean pad2[2];
fixed bufferGammaLevel;
UInt32 taskWeight;
OSType taskName;
};
*/
/* struct ImageDescription { */
/* long idSize; /\* total size of this structure *\/ */
/* 4 CodecType cType; /\* compressor creator type *\/ */
/* 8 long resvd1; /\* reserved--must be set to 0 *\/ */
/* 12 short resvd2; /\* reserved--must be set to 0 *\/ */
/* 14 short dataRefIndex; /\* reserved--must be set to 0 *\/ */
/* 16 short version; /\* version of compressed data *\/ */
/* 18 short revisionLevel; /\* compressor that created data *\/ */
/* 20 long vendor; /\* compressor developer that created data *\/ */
/* 24 CodecQ temporalQuality; */
/* /\* degree of temporal compression *\/ */
/* 28 CodecQ spatialQuality; */
/* /\* degree of spatial compression *\/ */
/* 32 short width; /\* width of source image in pixels *\/ */
/* 34 short height; /\* height of source image in pixels *\/ */
/* 36 Fixed hRes; /\* horizontal resolution of source image *\/ */
/* 40 Fixed vRes; /\* vertical resolution of source image *\/ */
/* 44 long dataSize; /\* size in bytes of compressed data *\/ */
/* 48 short frameCount; /\* number of frames in image data *\/ */
/* 50 Str31 name; /\* name of compression algorithm *\/ */
/* 82 short depth; /\* pixel depth of source image *\/ */
/* 84 short clutID; /\* ID number of the color table for image *\/ */
/* }; */
gboolean
get_output_info_from_component (Component componentID)
{
gboolean ret = FALSE;
ComponentInstance instance;
ImageSubCodecDecompressCapabilities caps;
CodecInfo info;
GST_LOG ("Creating an instance");
/* 1. Create an instance */
if (!(instance = OpenComponent (componentID))) {
GST_WARNING ("Couldn't open component");
return FALSE;
}
/* 2. initialize */
memset (&caps, 0, sizeof (ImageSubCodecDecompressCapabilities));
if (ImageCodecInitialize (instance, &caps) != noErr) {
GST_WARNING ("ImageCodecInitialize() failed");
goto beach;
}
#if DEBUG_DUMP
GST_LOG ("ImageSubCodecDecompressCapabilities");
gst_util_dump_mem ((const guchar *) &caps,
sizeof (ImageSubCodecDecompressCapabilities));
#endif
GST_LOG ("recordSize:%ld", caps.recordSize);
GST_LOG ("decompressRecordSize:%ld", caps.decompressRecordSize);
GST_LOG ("canAsync:%d", caps.canAsync);
/* 3. Get codec info */
memset (&info, 0, sizeof (CodecInfo));
if (ImageCodecGetCodecInfo (instance, &info) != noErr) {
GST_WARNING ("ImageCodecInfo() failed");
goto beach;
};
#if DEBUG_DUMP
GST_LOG ("CodecInfo");
gst_util_dump_mem ((const guchar *) &info, sizeof (CodecInfo));
#endif
GST_LOG ("version:%d", info.version);
GST_LOG ("revisionLevel:%d", info.revisionLevel);
GST_LOG ("vendor:%" GST_FOURCC_FORMAT, GST_FOURCC_ARGS (info.vendor));
/* Compression flags */
/* Contains flags (see below) that specify the decompression capabilities of
* the component. Typically, these flags are of interest only to developers of
* image decompressors. */
GST_LOG ("decompressFlags:%lx", info.decompressFlags);
if (info.decompressFlags & codecInfoDoes1)
GST_LOG ("Depth 1 OK");
if (info.decompressFlags & codecInfoDoes2)
GST_LOG ("Depth 2 OK");
if (info.decompressFlags & codecInfoDoes4)
GST_LOG ("Depth 4 OK");
if (info.decompressFlags & codecInfoDoes8)
GST_LOG ("Depth 8 OK");
if (info.decompressFlags & codecInfoDoes16)
GST_LOG ("Depth 16 OK");
if (info.decompressFlags & codecInfoDoes32)
GST_LOG ("Depth 32 OK");
GST_LOG ("compressFlags:%lx", info.compressFlags);
/* Format FLAGS */
/* Contains flags (see below) that describe the possible format for compressed
* data produced by this component and the format of compressed files that the
* component can handle during decompression. Typically, these flags are of
* interest only to developers of compressor components.
*/
GST_LOG ("formatFlags:%lx", info.formatFlags);
if (info.formatFlags & codecInfoDepth1)
GST_LOG ("Depth 1 OK");
if (info.formatFlags & codecInfoDepth2)
GST_LOG ("Depth 2 OK");
if (info.formatFlags & codecInfoDepth4)
GST_LOG ("Depth 4 OK");
if (info.formatFlags & codecInfoDepth8)
GST_LOG ("Depth 8 OK");
if (info.formatFlags & codecInfoDepth16)
GST_LOG ("Depth 16 OK");
if (info.formatFlags & codecInfoDepth24)
GST_LOG ("Depth 24 OK");
if (info.formatFlags & codecInfoDepth32)
GST_LOG ("Depth 32 OK");
if (info.formatFlags & codecInfoDepth33)
GST_LOG ("Depth 33 OK");
if (info.formatFlags & codecInfoDepth34)
GST_LOG ("Depth 34 OK");
if (info.formatFlags & codecInfoDepth36)
GST_LOG ("Depth 36 OK");
if (info.formatFlags & codecInfoDepth40)
GST_LOG ("Depth 40 OK");
if (info.formatFlags & codecInfoStoresClut)
GST_LOG ("StoresClut OK");
if (info.formatFlags & codecInfoDoesLossless)
GST_LOG ("Lossless OK");
if (info.formatFlags & codecInfoSequenceSensitive)
GST_LOG ("SequenceSentitive OK");
GST_LOG ("compressionAccuracy:%u", info.compressionAccuracy);
GST_LOG ("decompressionAccuracy:%u", info.decompressionAccuracy);
GST_LOG ("compressionSpeed:%d", info.compressionSpeed);
GST_LOG ("decompressionSpeed:%d", info.decompressionSpeed);
GST_LOG ("compressionLevel:%u", info.compressionLevel);
GST_LOG ("minimumHeight:%d", info.minimumHeight);
GST_LOG ("minimumWidth:%d", info.minimumWidth);
/* /\* . Call ImageCodecPreDecompress *\/ */
/* memset(&params, 0, sizeof(CodecDecompressParams)); */
/* GST_LOG ("calling imagecodecpredecompress"); */
/* if (ImageCodecPreDecompress (instance, &params) != noErr) { */
/* GST_WARNING ("Error in ImageCodecPreDecompress"); */
/* goto beach; */
/* } */
/* GST_INFO ("sequenceID : %d", params.sequenceID); */
ret = TRUE;
beach:
/* Free instance */
CloseComponent (instance);
return TRUE;
}
void
dump_avcc_atom (gpointer atom)
{
/* first 8 bytes : length + atom */
GST_LOG ("version:0x%x", QT_UINT8 (atom + 8));
GST_LOG ("Profile:%d", QT_UINT8 (atom + 9));
GST_LOG ("Compatible profiles : 0x%x", QT_UINT8 (atom + 10));
GST_LOG ("Level:%d", QT_UINT8 (atom + 11));
}
void
dump_image_description (ImageDescription * desc)
{
GST_LOG ("Description %p , size:%" G_GSIZE_FORMAT, desc, desc->idSize);
#if DEBUG_DUMP
gst_util_dump_mem ((const guchar *) desc, desc->idSize);
#endif
GST_LOG ("cType : %" GST_FOURCC_FORMAT, QT_FOURCC_ARGS (desc->cType));
GST_LOG ("version:%d", desc->version);
GST_LOG ("revisionLevel:%d", desc->revisionLevel);
GST_LOG ("vendor:%" GST_FOURCC_FORMAT, QT_FOURCC_ARGS (desc->vendor));
GST_LOG ("temporalQuality:%lu", desc->temporalQuality);
GST_LOG ("spatialQuality:%lu", desc->spatialQuality);
GST_LOG ("width:%u", desc->width);
GST_LOG ("height:%u", desc->height);
GST_LOG ("hres:%f", desc->hRes / 65536.0);
GST_LOG ("vres:%f", desc->vRes / 65536.0);
GST_LOG ("dataSize:%" G_GSIZE_FORMAT, desc->dataSize);
GST_LOG ("frameCount:%d", desc->frameCount);
GST_LOG ("name:%.*s", desc->name[0], desc->name + 1);
GST_LOG ("depth:%d", desc->depth);
GST_LOG ("clutID:%d", desc->clutID);
if (desc->idSize > sizeof (ImageDescription)) {
gpointer extradata =
(gpointer) (gulong) desc + (gulong) sizeof (ImageDescription);
guint32 type = QT_READ_UINT32 (extradata + 4);
GST_LOG ("Extra Data size:%lu",
(gulong) desc->idSize - (gulong) sizeof (ImageDescription));
#if DEBUG_DUMP
gst_util_dump_mem ((gulong) desc + (gulong) sizeof (ImageDescription),
(gulong) desc->idSize - (gulong) sizeof (ImageDescription));
#endif
GST_LOG ("Extra Data Type : %" GST_FOURCC_FORMAT, GST_FOURCC_ARGS (type));
if (type == QT_MAKE_FOURCC ('a', 'v', 'c', 'C'))
dump_avcc_atom (extradata);
}
}
void
dump_codec_decompress_params (CodecDecompressParams * params)
{
GST_LOG ("params %p", params);
#if DEBUG_DUMP
gst_util_dump_mem ((const guchar *) params, sizeof (CodecDecompressParams));
#endif
GST_LOG ("SequenceID:%ld", params->sequenceID);
GST_LOG ("imageDescription:%p", params->imageDescription);
GST_LOG ("data:%p", params->data);
GST_LOG ("bufferSize:%ld", params->bufferSize);
GST_LOG ("frameNumber:%ld", params->frameNumber);
GST_LOG ("startLine:%ld , StopLine:%ld", params->startLine,
params->stopLine);
GST_LOG ("conditionFlags:0x%lx", params->conditionFlags);
GST_LOG ("callerFlags:0x%x", params->callerFlags);
GST_LOG ("capabilities:%p", params->capabilities);
GST_LOG ("port:%p", params->port);
GST_LOG ("dstPixMap");
gst_util_dump_mem ((const guchar *) &params->dstPixMap, sizeof (PixMap));
GST_LOG ("maskBits:%p", params->maskBits);
GST_LOG ("mattePixMap:%p", params->mattePixMap);
GST_LOG ("srcRect %d/%d/%d/%d",
params->srcRect.top, params->srcRect.bottom,
params->srcRect.left, params->srcRect.right);
GST_LOG ("matrix:%p", params->matrix);
GST_LOG ("accuracy:%ld", params->accuracy);
GST_LOG ("transferMode:%d", params->transferMode);
GST_LOG ("frameTime:%p", params->frameTime);
GST_LOG ("matrixFlags:%x", params->matrixFlags);
GST_LOG ("dstRect %d/%d/%d/%d",
params->dstRect.top, params->dstRect.bottom,
params->dstRect.left, params->dstRect.right);
GST_LOG ("sourceData:%p", params->sourceData);
if (params->wantedDestinationPixelTypes) {
OSType *tmp;
for (tmp = *params->wantedDestinationPixelTypes; *tmp; tmp++)
GST_LOG ("Destination pixel %" GST_FOURCC_FORMAT, QT_FOURCC_ARGS (*tmp));
}
}
void
addSInt32ToDictionary (CFMutableDictionaryRef dictionary, CFStringRef key,
SInt32 numberSInt32)
{
CFNumberRef number =
CFNumberCreate (NULL, kCFNumberSInt32Type, &numberSInt32);
if (!number)
return;
CFDictionaryAddValue (dictionary, key, number);
CFRelease (number);
}
void
dump_cvpixel_buffer (CVPixelBufferRef pixbuf)
{
gsize left, right, top, bottom;
GST_LOG ("buffer %p", pixbuf);
if (CVPixelBufferLockBaseAddress (pixbuf, 0)) {
GST_WARNING ("Couldn't lock base adress on pixel buffer !");
return;
}
GST_LOG ("Width:%" G_GSIZE_FORMAT " , Height:%" G_GSIZE_FORMAT,
CVPixelBufferGetWidth (pixbuf), CVPixelBufferGetHeight (pixbuf));
GST_LOG ("Format:%" GST_FOURCC_FORMAT,
GST_FOURCC_ARGS (CVPixelBufferGetPixelFormatType (pixbuf)));
GST_LOG ("base address:%p", CVPixelBufferGetBaseAddress (pixbuf));
GST_LOG ("Bytes per row:%" G_GSIZE_FORMAT,
CVPixelBufferGetBytesPerRow (pixbuf));
GST_LOG ("Data Size:%" G_GSIZE_FORMAT, CVPixelBufferGetDataSize (pixbuf));
GST_LOG ("Plane count:%" G_GSIZE_FORMAT, CVPixelBufferGetPlaneCount (pixbuf));
CVPixelBufferGetExtendedPixels (pixbuf, &left, &right, &top, &bottom);
GST_LOG ("Extended pixels. left/right/top/bottom : %" G_GSIZE_FORMAT
"/%" G_GSIZE_FORMAT "/%" G_GSIZE_FORMAT "/%" G_GSIZE_FORMAT,
left, right, top, bottom);
CVPixelBufferUnlockBaseAddress (pixbuf, 0);
}
// Convenience function to dispose of our audio buffers
void
DestroyAudioBufferList (AudioBufferList * list)
{
UInt32 i;
if (list) {
for (i = 0; i < list->mNumberBuffers; i++) {
if (list->mBuffers[i].mData)
free (list->mBuffers[i].mData);
}
free (list);
}
}
// Convenience function to allocate our audio buffers
AudioBufferList *
AllocateAudioBufferList (UInt32 numChannels, UInt32 size)
{
AudioBufferList *list;
UInt32 i;
list =
(AudioBufferList *) calloc (1,
sizeof (AudioBufferList) + sizeof (AudioBuffer));
if (list == NULL)
return NULL;
list->mNumberBuffers = 1;
for (i = 0; i < 1; ++i) {
list->mBuffers[i].mNumberChannels = numChannels;
list->mBuffers[i].mDataByteSize = size;
list->mBuffers[i].mData = malloc (size);
if (list->mBuffers[i].mData == NULL) {
DestroyAudioBufferList (list);
return NULL;
}
}
return list;
}

131
sys/qtwrapper/qtutils.h Normal file
View file

@ -0,0 +1,131 @@
/*
* GStreamer QuickTime codec mapping
* Copyright <2006, 2007> Fluendo <gstreamer@fluendo.com>
* Copyright <2006, 2007> Pioneers of the Inevitable <songbird@songbirdnest.com>
*
* 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.
*
* Alternatively, the contents of this file may be used under the
* GNU Lesser General Public License Version 2.1 (the "LGPL"), in
* which case the following provisions apply instead of the ones
* mentioned above:
*
* 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., 59 Temple Place - Suite 330,
* Boston, MA 02111-1307, USA.
*/
#include <QuickTime/Movies.h>
#include <QuickTime/ImageCodec.h>
#include <gst/gst.h>
#include "qtwrapper.h"
#ifndef __QTUTILS_H__
#define __QTUTILS_H__
#define QT_UINT32(a) (GST_READ_UINT32_BE(a))
#define QT_UINT24(a) (GST_READ_UINT32_BE(a) >> 8)
#define QT_UINT16(a) (GST_READ_UINT16_BE(a))
#define QT_UINT8(a) (GST_READ_UINT8(a))
#define QT_FP32(a) ((GST_READ_UINT32_BE(a))/65536.0)
#define QT_FP16(a) ((GST_READ_UINT16_BE(a))/256.0)
#define QT_FOURCC(a) (GST_READ_UINT32_LE(a))
#define QT_UINT64(a) ((((guint64)QT_UINT32(a))<<32)|QT_UINT32(((guint8 *)a)+4))
#define QT_FOURCC_ARGS(fourcc) \
((gchar) (((fourcc)>>24)&0xff)), \
((gchar) (((fourcc)>>16)&0xff)), \
((gchar) (((fourcc)>>8 )&0xff)), \
((gchar) ((fourcc) &0xff))
#define QT_WRITE_UINT8(data, num) GST_WRITE_UINT8(data, num)
#define QT_MAKE_FOURCC_BE(a,b,c,d) (guint32)((a)|(b)<<8|(c)<<16|(d)<<24)
#define QT_MAKE_FOURCC_LE(a,b,c,d) QT_MAKE_FOURCC_BE(d,c,b,a)
#define _QT_PUT(__data, __idx, __size, __shift, __num) \
(((guint8 *) (__data))[__idx] = (((guint##__size) __num) >> __shift) & 0xff)
/* endianness-dependent macros */
#if G_BYTE_ORDER == G_LITTLE_ENDIAN
#define QT_MAKE_FOURCC(a,b,c,d) QT_MAKE_FOURCC_LE(a,b,c,d)
#define QT_WRITE_UINT16(data, num) GST_WRITE_UINT16_LE(data, num)
#define QT_WRITE_UINT24(data, num) do { \
_QT_PUT (data, 0, 32, 0, num); \
_QT_PUT (data, 1, 32, 8, num); \
_QT_PUT (data, 2, 32, 16, num); \
} while (0)
#define QT_WRITE_UINT32(data, num) GST_WRITE_UINT32_LE(data, num)
#define QT_READ_UINT16(data) GST_READ_UINT16_LE(data)
#define QT_READ_UINT32(data) GST_READ_UINT32_LE(data)
#else
#define QT_MAKE_FOURCC(a,b,c,d) QT_MAKE_FOURCC_BE(a,b,c,d)
#define QT_WRITE_UINT16(data, num) GST_WRITE_UINT16_BE(data, num)
#define QT_WRITE_UINT24(data, num) do { \
_QT_PUT (data, 0, 32, 16, num); \
_QT_PUT (data, 1, 32, 8, num); \
_QT_PUT (data, 2, 32, 0, num); \
} while (0)
#define QT_WRITE_UINT32(data, num) GST_WRITE_UINT32_BE(data, num)
#define QT_READ_UINT16(data) GST_READ_UINT16_BE(data)
#define QT_READ_UINT32(data) GST_READ_UINT32_BE(data)
#endif
/*
* get_name_info_from_component:
*
* Fills name and info with the name and description from a Component
*/
gboolean
get_name_info_from_component (Component component, ComponentDescription * desc,
gchar ** name, gchar ** info);
gboolean get_output_info_from_component (Component component);
void dump_image_description (ImageDescription * desc);
void dump_codec_decompress_params (CodecDecompressParams * params);
guint32 destination_pixel_types_to_fourcc (OSType ** types);
void
addSInt32ToDictionary (CFMutableDictionaryRef dictionary, CFStringRef key,
SInt32 numberSInt32);
void dump_cvpixel_buffer (CVPixelBufferRef pixbuf);
AudioBufferList *AllocateAudioBufferList(UInt32 numChannels, UInt32 size);
void DestroyAudioBufferList(AudioBufferList* list);
#endif /* __QTUTILS_H__ */

71
sys/qtwrapper/qtwrapper.c Normal file
View file

@ -0,0 +1,71 @@
/*
* GStreamer QuickTime codecs wrapper
* Copyright <2006, 2007> Fluendo <gstreamer@fluendo.com>
* Copyright <2006, 2007> Pioneers of the Inevitable <songbird@songbirdnest.com>
*
* 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.
*
* Alternatively, the contents of this file may be used under the
* GNU Lesser General Public License Version 2.1 (the "LGPL"), in
* which case the following provisions apply instead of the ones
* mentioned above:
*
* 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., 59 Temple Place - Suite 330,
* Boston, MA 02111-1307, USA.
*/
#ifdef HAVE_CONFIG_H
# include <config.h>
#endif
#include "qtwrapper.h"
GST_DEBUG_CATEGORY (qtwrapper_debug);
static gboolean
plugin_init (GstPlugin * plugin)
{
gboolean res;
GST_DEBUG_CATEGORY_INIT (qtwrapper_debug, "qtwrapper",
0, "QuickTime codecs wrappers");
res = qtwrapper_video_decoders_register (plugin);
res &= qtwrapper_audio_decoders_register (plugin);
return res;
}
GST_PLUGIN_DEFINE (GST_VERSION_MAJOR,
GST_VERSION_MINOR,
"qtwrapper",
"QuickTime codecs wrapper",
plugin_init, VERSION, "LGPL", "GStreamer", "http://gstreamer.net/")

63
sys/qtwrapper/qtwrapper.h Normal file
View file

@ -0,0 +1,63 @@
/*
* GStreamer QuickTime codecs wrapper
* Copyright <2006, 2007> Fluendo <gstreamer@fluendo.com>
* Copyright <2006, 2007> Pioneers of the Inevitable <songbird@songbirdnest.com>
*
* 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.
*
* Alternatively, the contents of this file may be used under the
* GNU Lesser General Public License Version 2.1 (the "LGPL"), in
* which case the following provisions apply instead of the ones
* mentioned above:
*
* 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., 59 Temple Place - Suite 330,
* Boston, MA 02111-1307, USA.
*/
#ifndef __GST_QTWRAPPER_H__
#define __GST_QTWRAPPER_H__
#include <gst/gst.h>
/* Set following to 1 if you want to have extra debug in form of
* memory dumps */
#define DEBUG_DUMP 0
GST_DEBUG_CATEGORY_EXTERN (qtwrapper_debug);
#define GST_CAT_DEFAULT qtwrapper_debug
G_BEGIN_DECLS
extern gboolean qtwrapper_video_decoders_register (GstPlugin *);
extern gboolean qtwrapper_audio_decoders_register (GstPlugin *);
G_END_DECLS
#endif /* __GST_QTWRAPPER_H__ */

874
sys/qtwrapper/videodecoders.c Normal file
View file

@ -0,0 +1,874 @@
/*
* GStreamer QuickTime video decoder codecs wrapper
* Copyright <2006, 2007> Fluendo <gstreamer@fluendo.com>
* Copyright <2006, 2007> Pioneers of the Inevitable <songbird@songbirdnest.com>
*
* 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.
*
* Alternatively, the contents of this file may be used under the
* GNU Lesser General Public License Version 2.1 (the "LGPL"), in
* which case the following provisions apply instead of the ones
* mentioned above:
*
* 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., 59 Temple Place - Suite 330,
* Boston, MA 02111-1307, USA.
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include <QuickTime/Movies.h>
#include "qtwrapper.h"
#include "codecmapping.h"
#include "qtutils.h"
#include "imagedescription.h"
#define QTWRAPPER_VDEC_PARAMS_QDATA g_quark_from_static_string("qtwrapper-vdec-params")
static GstStaticPadTemplate src_templ = GST_STATIC_PAD_TEMPLATE ("src",
GST_PAD_SRC,
GST_PAD_ALWAYS,
GST_STATIC_CAPS ("video/x-raw-yuv"));
typedef struct _QTWrapperVideoDecoder QTWrapperVideoDecoder;
typedef struct _QTWrapperVideoDecoderClass QTWrapperVideoDecoderClass;
#define MAC_LOCK(qtwrapper) g_mutex_lock (qtwrapper->lock)
#define MAC_UNLOCK(qtwrapper) g_mutex_unlock (qtwrapper->lock)
struct _QTWrapperVideoDecoder
{
GstElement parent;
GstPad *sinkpad;
GstPad *srcpad;
GMutex *lock;
ComponentInstance instance;
CodecInfo codecinfo;
ImageDescriptionHandle idesc;
CodecDecompressParams *dparams;
CodecCapabilities codeccaps;
guint64 frameNumber;
ICMDecompressionSessionRef decsession;
GstFlowReturn lastret;
guint64 outsize;
guint width, height;
GstClockTime last_ts;
GstClockTime last_duration;
GstBuffer *prevbuf;
gboolean flushing;
gboolean framebuffering;
/* width/height of output buffer */
Rect rect;
};
struct _QTWrapperVideoDecoderClass
{
GstElementClass parent_class;
Component component;
guint32 componentType;
guint32 componentSubType;
GstPadTemplate *sinktempl;
};
typedef struct _QTWrapperVideoDecoderParams QTWrapperVideoDecoderParams;
struct _QTWrapperVideoDecoderParams
{
Component component;
GstCaps *sinkcaps;
};
static GstElementClass *parent_class = NULL;
static gboolean
qtwrapper_video_decoder_sink_setcaps (GstPad * pad, GstCaps * caps);
static GstFlowReturn qtwrapper_video_decoder_chain (GstPad * pad,
GstBuffer * buf);
static gboolean qtwrapper_video_decoder_sink_event (GstPad * pad,
GstEvent * event);
static void qtwrapper_video_decoder_finalize (GObject * object);
static void decompressCb (void *decompressionTrackingRefCon,
OSStatus result,
ICMDecompressionTrackingFlags decompressionTrackingFlags,
CVPixelBufferRef pixelBuffer,
TimeValue64 displayTime,
TimeValue64 displayDuration,
ICMValidTimeFlags validTimeFlags, void *reserved, void *sourceFrameRefCon);
/*
* Class setup
*/
static void
qtwrapper_video_decoder_base_init (QTWrapperVideoDecoderClass * klass)
{
GstElementDetails details;
GstElementClass *element_class = GST_ELEMENT_CLASS (klass);
gchar *name = NULL;
gchar *info = NULL;
ComponentDescription desc;
QTWrapperVideoDecoderParams *params;
params = (QTWrapperVideoDecoderParams *)
g_type_get_qdata (G_OBJECT_CLASS_TYPE (klass),
QTWRAPPER_VDEC_PARAMS_QDATA);
g_assert (params);
get_name_info_from_component (params->component, &desc, &name, &info);
/* Fill in details */
details.longname = g_strdup_printf ("QTWrapper Video Decoder : %s", name);
details.klass = "Codec/Decoder/Video";
details.description = info;
details.author = "Fluendo <gstreamer@fluendo.com>, "
"Pioneers of the Inevitable <songbird@songbirdnest.com>";
gst_element_class_set_details (element_class, &details);
g_free (details.longname);
g_free (name);
g_free (info);
klass->sinktempl = gst_pad_template_new ("sink", GST_PAD_SINK,
GST_PAD_ALWAYS, params->sinkcaps);
gst_element_class_add_pad_template (element_class, klass->sinktempl);
gst_element_class_add_pad_template (element_class,
gst_static_pad_template_get (&src_templ));
/* Store class-global values */
klass->component = params->component;
klass->componentType = desc.componentType;
klass->componentSubType = desc.componentSubType;
}
static void
qtwrapper_video_decoder_class_init (QTWrapperVideoDecoderClass * klass)
{
GObjectClass *gobject_class = G_OBJECT_CLASS (klass);
parent_class = g_type_class_peek_parent (klass);
gobject_class->finalize =
GST_DEBUG_FUNCPTR (qtwrapper_video_decoder_finalize);
}
static void
qtwrapper_video_decoder_init (QTWrapperVideoDecoder * qtwrapper)
{
QTWrapperVideoDecoderClass *oclass;
ImageSubCodecDecompressCapabilities capabs;
GST_LOG ("...");
oclass = (QTWrapperVideoDecoderClass *) (G_OBJECT_GET_CLASS (qtwrapper));
/* 1. Create a ocmponent instance */
if (!(qtwrapper->instance = OpenComponent (oclass->component))) {
GST_ERROR_OBJECT (qtwrapper, "Couldn't create a component instance !");
return;
}
/* 2. Initialize decoder */
memset (&capabs, 0, sizeof (ImageSubCodecDecompressCapabilities));
if (ImageCodecInitialize (qtwrapper->instance, &capabs) != noErr) {
GST_ERROR_OBJECT (qtwrapper, "Couldn't initialize the QT component !");
return;
}
/* 3. Get codec info */
memset (&qtwrapper->codecinfo, 0, sizeof (CodecInfo));
if (ImageCodecGetCodecInfo (qtwrapper->instance,
&qtwrapper->codecinfo) != noErr) {
GST_ERROR_OBJECT (qtwrapper, "Couldn't get Codec Information !");
return;
}
/* sink pad */
qtwrapper->sinkpad = gst_pad_new_from_template (oclass->sinktempl, "sink");
gst_pad_set_setcaps_function (qtwrapper->sinkpad,
GST_DEBUG_FUNCPTR (qtwrapper_video_decoder_sink_setcaps));
gst_pad_set_chain_function (qtwrapper->sinkpad,
GST_DEBUG_FUNCPTR (qtwrapper_video_decoder_chain));
gst_pad_set_event_function (qtwrapper->sinkpad,
GST_DEBUG_FUNCPTR (qtwrapper_video_decoder_sink_event));
gst_element_add_pad (GST_ELEMENT (qtwrapper), qtwrapper->sinkpad);
/* src pad */
qtwrapper->srcpad = gst_pad_new_from_static_template (&src_templ, "src");
gst_element_add_pad (GST_ELEMENT (qtwrapper), qtwrapper->srcpad);
qtwrapper->lock = g_mutex_new ();
}
static void
qtwrapper_video_decoder_finalize (GObject * object)
{
QTWrapperVideoDecoder *qtwrapper;
qtwrapper = (QTWrapperVideoDecoder *) object;
if (qtwrapper->lock)
g_mutex_free (qtwrapper->lock);
if (G_OBJECT_CLASS (parent_class)->finalize)
G_OBJECT_CLASS (parent_class)->finalize (object);
}
/* fill_image_description
* Fills an ImageDescription with codec-specific values
*
* Doesn't fill in the idSize, width and height.
*/
static void
fill_image_description (QTWrapperVideoDecoder * qtwrapper,
ImageDescription * desc)
{
QTWrapperVideoDecoderClass *oclass;
oclass = (QTWrapperVideoDecoderClass *) (G_OBJECT_GET_CLASS (qtwrapper));
desc->cType = oclass->componentSubType;
desc->version = qtwrapper->codecinfo.version;
desc->revisionLevel = qtwrapper->codecinfo.revisionLevel;
desc->vendor = qtwrapper->codecinfo.vendor;
desc->temporalQuality = codecMaxQuality;
desc->spatialQuality = codecNormalQuality;
desc->hRes = Long2Fix (72);
desc->vRes = Long2Fix (72);
desc->frameCount = 1;
/* The following is a pure empiric calculation ... so there's are chances it
* might not work. To be fixed when we can figure out what the exact value should
* be. */
desc->depth = 24;
/* no color table */
desc->clutID = -1;
}
/* new_image_description
*
* Create an ImageDescription for the given 'codec_data' buffer.
*/
static ImageDescription *
new_image_description (QTWrapperVideoDecoder * qtwrapper, GstBuffer * buf,
guint width, guint height)
{
QTWrapperVideoDecoderClass *oclass;
ImageDescription *desc = NULL;
oclass = (QTWrapperVideoDecoderClass *) (G_OBJECT_GET_CLASS (qtwrapper));
if (buf) {
GST_LOG ("buf %p , size:%d", buf, GST_BUFFER_SIZE (buf));
#if DEBUG_DUMP
gst_util_dump_mem (GST_BUFFER_DATA (buf), GST_BUFFER_SIZE (buf));
#endif
}
if (!buf) {
/* standard case, no codec data */
desc = g_new0 (ImageDescription, 1);
desc->idSize = sizeof (ImageDescription);
fill_image_description (qtwrapper, desc);
} else {
if ((desc =
image_description_from_codec_data (buf, oclass->componentSubType)))
fill_image_description (qtwrapper, desc);
else
goto beach;
}
/* Fix up values */
desc->width = width;
desc->height = height;
desc->hRes = Long2Fix (72);
desc->vRes = Long2Fix (72);
/* if we have h264, we need frame buffering */
if ((oclass->componentSubType == QT_MAKE_FOURCC_LE ('a', 'v', 'c', '1')))
qtwrapper->framebuffering = TRUE;
else
qtwrapper->framebuffering = FALSE;
beach:
return desc;
}
/* close_decoder
*
* Close and free decoder
*/
#if 0
static void
close_decoder (QTWrapperVideoDecoder * qtwrapper)
{
if (qtwrapper->idesc) {
DisposeHandle ((Handle) qtwrapper->idesc);
qtwrapper->idesc = NULL;
}
if (qtwrapper->prevbuf) {
gst_buffer_unref (qtwrapper->prevbuf);
qtwrapper->prevbuf = NULL;
}
if (qtwrapper->dparams) {
g_free (qtwrapper->dparams);
qtwrapper->dparams = NULL;
}
}
#endif
/* open_decoder
*
* Attempt to initialize the ImageDecompressorComponent with the given
* caps.
*
* Returns TRUE and fills *outcaps if the decoder was properly initialized
* Returns FALSE if something went wrong.
*/
static gboolean
open_decoder (QTWrapperVideoDecoder * qtwrapper, GstCaps * caps,
GstCaps ** outcaps)
{
ImageDescription *desc;
gint width, height;
GstStructure *s;
const GValue *par = NULL;
const GValue *rate = NULL;
const GValue *cdata = NULL;
OSErr oserr;
gboolean res = FALSE;
guint32 outformat;
ICMDecompressionSessionOptionsRef sessionoptions = NULL;
ICMDecompressionTrackingCallbackRecord cbrecord;
CFMutableDictionaryRef pixelBufferAttributes = NULL;
s = gst_caps_get_structure (caps, 0);
/* 1. Extract information from incoming caps */
if ((!gst_structure_get_int (s, "width", &width)) ||
(!gst_structure_get_int (s, "height", &height)) ||
(!(rate = gst_structure_get_value (s, "framerate"))))
goto beach;
par = gst_structure_get_value (s, "pixel-aspect-ratio");
cdata = gst_structure_get_value (s, "codec_data");
/* 2. Create ImageDescription */
if (cdata) {
GstBuffer *cdatabuf;
cdatabuf = gst_value_get_buffer (cdata);
desc = new_image_description (qtwrapper, cdatabuf, width, height);
} else {
desc = new_image_description (qtwrapper, NULL, width, height);
}
#if DEBUG_DUMP
dump_image_description (desc);
#endif
/* 3.a. Create a handle to receive the ImageDescription */
GST_LOG_OBJECT (qtwrapper,
"Creating a new ImageDescriptionHandle of %" G_GSIZE_FORMAT " bytes",
desc->idSize);
qtwrapper->idesc = (ImageDescriptionHandle) NewHandleClear (desc->idSize);
if (G_UNLIKELY (qtwrapper->idesc == NULL)) {
GST_WARNING_OBJECT (qtwrapper,
"Failed to create an ImageDescriptionHandle of size %" G_GSIZE_FORMAT,
desc->idSize);
g_free (desc);
goto beach;
}
/* 3.b. Copy the ImageDescription to the handle */
GST_LOG_OBJECT (qtwrapper,
"Copying %" G_GSIZE_FORMAT
" bytes from desc [%p] to *qtwrapper->video [%p]", desc->idSize, desc,
*qtwrapper->idesc);
memcpy (*qtwrapper->idesc, desc, desc->idSize);
g_free (desc);
#if G_BYTE_ORDER == G_BIG_ENDIAN
outformat = kYUVSPixelFormat;
#else
outformat = k2vuyPixelFormat;
#endif
/* 4. Put output pixel info in dictionnnary */
pixelBufferAttributes =
CFDictionaryCreateMutable (NULL, 0, &kCFTypeDictionaryKeyCallBacks,
&kCFTypeDictionaryValueCallBacks);
addSInt32ToDictionary (pixelBufferAttributes, kCVPixelBufferWidthKey, width);
addSInt32ToDictionary (pixelBufferAttributes, kCVPixelBufferHeightKey,
height);
addSInt32ToDictionary (pixelBufferAttributes,
kCVPixelBufferPixelFormatTypeKey, outformat);
/* 5. fill in callback structure */
cbrecord.decompressionTrackingCallback = decompressCb;
cbrecord.decompressionTrackingRefCon = qtwrapper;
/* 6. create decompressionsession */
oserr = ICMDecompressionSessionCreate (NULL,
qtwrapper->idesc,
sessionoptions, pixelBufferAttributes, &cbrecord, &qtwrapper->decsession);
qtwrapper->outsize = width * height * 2;
qtwrapper->width = width;
qtwrapper->height = height;
if (oserr != noErr) {
GST_DEBUG_OBJECT (qtwrapper,
"Error when Calling ICMDecompressionSessionCreate : %d", oserr);
goto beach;
}
#if G_BYTE_ORDER == G_BIG_ENDIAN
outformat = GST_MAKE_FOURCC ('Y', 'U', 'Y', '2');
#else
outformat = GST_MAKE_FOURCC ('U', 'Y', 'V', 'Y');
#endif
/* 9. Create output caps */
*outcaps = gst_caps_new_simple ("video/x-raw-yuv",
"format", GST_TYPE_FOURCC, outformat,
"width", G_TYPE_INT, width,
"height", G_TYPE_INT, height,
"framerate", GST_TYPE_FRACTION,
gst_value_get_fraction_numerator (rate),
gst_value_get_fraction_denominator (rate), NULL);
if (par)
gst_structure_set_value (gst_caps_get_structure (*outcaps, 0),
"pixel-aspect-ratio", par);
res = TRUE;
beach:
return res;
}
static gboolean
qtwrapper_video_decoder_sink_setcaps (GstPad * pad, GstCaps * caps)
{
QTWrapperVideoDecoder *qtwrapper;
gboolean ret = FALSE;
GstCaps *othercaps = NULL;
qtwrapper = (QTWrapperVideoDecoder *) gst_pad_get_parent (pad);
GST_LOG_OBJECT (qtwrapper, "caps:%" GST_PTR_FORMAT, caps);
/* Setup the decoder with the given input caps */
if (!(open_decoder (qtwrapper, caps, &othercaps))) {
goto beach;
}
ret = gst_pad_set_caps (qtwrapper->srcpad, othercaps);
if (!ret)
goto beach;
beach:
if (othercaps)
gst_caps_unref (othercaps);
gst_object_unref (qtwrapper);
return ret;
}
static void
decompressCb (void *decompressionTrackingRefCon,
OSStatus result,
ICMDecompressionTrackingFlags decompressionTrackingFlags,
CVPixelBufferRef pixelBuffer,
TimeValue64 displayTime,
TimeValue64 displayDuration,
ICMValidTimeFlags validTimeFlags, void *reserved, void *sourceFrameRefCon)
{
QTWrapperVideoDecoder *qtwrapper;
GstBuffer *origbuf = (GstBuffer *) sourceFrameRefCon;
qtwrapper = (QTWrapperVideoDecoder *) decompressionTrackingRefCon;
GST_LOG_OBJECT (qtwrapper,
"result:%d, flags:0x%x, pixelBuffer:%p, displayTime:%lld, displayDuration:%lld",
(guint32) result, (guint32) decompressionTrackingFlags, pixelBuffer,
displayTime, displayDuration);
GST_LOG_OBJECT (qtwrapper,
"validTimeFlags:0x%x, reserved:%p, sourceFrameRefCon:%p",
(guint32) validTimeFlags, reserved, sourceFrameRefCon);
if (decompressionTrackingFlags & kICMDecompressionTracking_ReleaseSourceData) {
GST_LOG ("removing previous buffer : %p", origbuf);
gst_buffer_unref (origbuf);
}
if (decompressionTrackingFlags & kICMDecompressionTracking_EmittingFrame)
GST_LOG ("EMITTING FRAME");
if (decompressionTrackingFlags & kICMDecompressionTracking_FrameDecoded)
GST_LOG ("FRAME DECODED");
if (decompressionTrackingFlags & kICMDecompressionTracking_FrameDropped)
GST_LOG ("FRAME DROPPED");
if (decompressionTrackingFlags &
kICMDecompressionTracking_FrameNeedsRequeueing)
GST_LOG ("FRAME NEEDS REQUEUING");
if ((decompressionTrackingFlags & kICMDecompressionTracking_EmittingFrame)
&& pixelBuffer) {
gpointer addr;
GstBuffer *outbuf;
gsize size;
size = CVPixelBufferGetDataSize (pixelBuffer);
GstClockTime outtime = gst_util_uint64_scale (displayTime, GST_SECOND, 600);
GST_LOG ("Got a buffer ready outtime : %" GST_TIME_FORMAT,
GST_TIME_ARGS (outtime));
if (qtwrapper->flushing) {
CVPixelBufferRelease (pixelBuffer);
goto beach;
}
dump_cvpixel_buffer (pixelBuffer);
CVPixelBufferRetain (pixelBuffer);
if (CVPixelBufferLockBaseAddress (pixelBuffer, 0))
GST_WARNING ("Couldn't lock base adress on pixel buffer !");
addr = CVPixelBufferGetBaseAddress (pixelBuffer);
/* allocate buffer */
qtwrapper->lastret =
gst_pad_alloc_buffer (qtwrapper->srcpad, GST_BUFFER_OFFSET_NONE,
qtwrapper->outsize, GST_PAD_CAPS (qtwrapper->srcpad), &outbuf);
if (G_UNLIKELY (qtwrapper->lastret != GST_FLOW_OK)) {
GST_LOG ("gst_pad_alloc_buffer() returned %s",
gst_flow_get_name (qtwrapper->lastret));
goto beach;
}
/* copy data */
GST_LOG ("copying data in buffer from %p to %p",
addr, GST_BUFFER_DATA (outbuf));
if (G_UNLIKELY ((qtwrapper->width * 2) !=
CVPixelBufferGetBytesPerRow (pixelBuffer))) {
guint i;
gulong stride, realpixels;
stride = CVPixelBufferGetBytesPerRow (pixelBuffer);
realpixels = qtwrapper->width * 2;
/* special copy for stride handling */
for (i = 0; i < qtwrapper->height; i++)
g_memmove (GST_BUFFER_DATA (outbuf) + realpixels * i,
addr + stride * i, realpixels);
} else
g_memmove (GST_BUFFER_DATA (outbuf), addr, qtwrapper->outsize);
/* Release CVPixelBuffer */
CVPixelBufferUnlockBaseAddress (pixelBuffer, 0);
CVPixelBufferRelease (pixelBuffer);
/* Set proper timestamp ! */
gst_buffer_set_caps (outbuf, GST_PAD_CAPS (qtwrapper->srcpad));
GST_BUFFER_TIMESTAMP (outbuf) = qtwrapper->last_ts;
GST_BUFFER_DURATION (outbuf) = qtwrapper->last_duration;
GST_BUFFER_SIZE (outbuf) = qtwrapper->outsize;
/* See if we push buffer downstream */
if (G_LIKELY (!qtwrapper->framebuffering)) {
GST_LOG ("No buffering needed, pushing buffer downstream");
MAC_UNLOCK (qtwrapper);
qtwrapper->lastret = gst_pad_push (qtwrapper->srcpad, outbuf);
MAC_LOCK (qtwrapper);
} else {
/* Check if we push the current buffer or the stored buffer */
if (!qtwrapper->prevbuf) {
GST_LOG ("Storing buffer");
qtwrapper->prevbuf = outbuf;
qtwrapper->lastret = GST_FLOW_OK;
} else if (GST_BUFFER_TIMESTAMP (qtwrapper->prevbuf) >
GST_BUFFER_TIMESTAMP (outbuf)) {
GST_LOG ("Newly decoded buffer is earliest, pushing that one !");
MAC_UNLOCK (qtwrapper);
qtwrapper->lastret = gst_pad_push (qtwrapper->srcpad, outbuf);
MAC_LOCK (qtwrapper);
} else {
GstBuffer *tmp;
tmp = qtwrapper->prevbuf;
qtwrapper->prevbuf = outbuf;
GST_LOG ("Stored buffer is earliest, pushing that one !");
MAC_UNLOCK (qtwrapper);
qtwrapper->lastret = gst_pad_push (qtwrapper->srcpad, tmp);
MAC_LOCK (qtwrapper);
}
}
} else {
qtwrapper->lastret = GST_FLOW_OK;
}
beach:
return;
}
/* _chain
*
* Here we feed the data to the decoder and ask to decode frames.
*
* Known issues/questions are:
* * How can we be guaranteed that one frame in automatically gives one output
* frame ?
* * PTS/DTS timestamp issues. With mpeg-derivate formats, the incoming order is
* different from the output order.
*/
static GstFlowReturn
qtwrapper_video_decoder_chain (GstPad * pad, GstBuffer * buf)
{
QTWrapperVideoDecoder *qtwrapper;
GstFlowReturn ret = GST_FLOW_OK;
ICMFrameTimeRecord frameTime = { {0} };
OSErr oserr;
guint64 intime;
qtwrapper = (QTWrapperVideoDecoder *) gst_pad_get_parent (pad);
intime = gst_util_uint64_scale (GST_BUFFER_TIMESTAMP (buf), 600, GST_SECOND);
GST_DEBUG_OBJECT (qtwrapper,
"buffer:%p timestamp:%" GST_TIME_FORMAT " intime:%llu Size:%d", buf,
GST_TIME_ARGS (GST_BUFFER_TIMESTAMP (buf)), intime,
GST_BUFFER_SIZE (buf));
frameTime.recordSize = sizeof (ICMFrameTimeRecord);
/* *(TimeValue64 *)&frameTime.value = intime; */
frameTime.value.lo = intime;
frameTime.value.hi = 0;
frameTime.base = 0;
frameTime.scale = 600;
frameTime.rate = fixed1;
frameTime.duration = 1;
frameTime.flags = icmFrameTimeDecodeImmediately;
/* frameTime.flags = icmFrameTimeIsNonScheduledDisplayTime; */
frameTime.frameNumber = ++qtwrapper->frameNumber;
MAC_LOCK (qtwrapper);
qtwrapper->last_ts = GST_BUFFER_TIMESTAMP (buf);
qtwrapper->last_duration = GST_BUFFER_DURATION (buf);
oserr = ICMDecompressionSessionDecodeFrame (qtwrapper->decsession,
GST_BUFFER_DATA (buf), GST_BUFFER_SIZE (buf), NULL, &frameTime, buf);
MAC_UNLOCK (qtwrapper);
if (oserr != noErr) {
GST_WARNING_OBJECT (qtwrapper, "Error when Calling DecodeFrame() : %d",
oserr);
ret = GST_FLOW_ERROR;
goto beach;
}
beach:
gst_object_unref (qtwrapper);
return qtwrapper->lastret;
}
static gboolean
qtwrapper_video_decoder_sink_event (GstPad * pad, GstEvent * event)
{
gboolean res;
QTWrapperVideoDecoder *qtwrapper;
qtwrapper = (QTWrapperVideoDecoder *) gst_pad_get_parent (pad);
GST_LOG_OBJECT (pad, "event : %s", GST_EVENT_TYPE_NAME (event));
switch (GST_EVENT_TYPE (event)) {
case GST_EVENT_FLUSH_START:
MAC_LOCK (qtwrapper);
qtwrapper->flushing = TRUE;
if (qtwrapper->prevbuf) {
GST_LOG ("About to unref buffer %p", qtwrapper->prevbuf);
gst_buffer_unref (qtwrapper->prevbuf);
qtwrapper->prevbuf = NULL;
}
ICMDecompressionSessionFlush (qtwrapper->decsession);
MAC_UNLOCK (qtwrapper);
break;
case GST_EVENT_FLUSH_STOP:
MAC_LOCK (qtwrapper);
qtwrapper->flushing = FALSE;
qtwrapper->prevbuf = NULL;
MAC_UNLOCK (qtwrapper);
break;
default:
break;
}
res = gst_pad_push_event (qtwrapper->srcpad, event);
gst_object_unref (qtwrapper);
return res;
}
/* _register
*
* Scan through all available Image Decompressor components to find the ones we
* can handle and wrap in this plugin.
*/
gboolean
qtwrapper_video_decoders_register (GstPlugin * plugin)
{
gboolean res = TRUE;
OSErr result;
Component componentID = NULL;
ComponentDescription desc = {
'imdc', 0, 0, 0, 0
};
GTypeInfo typeinfo = {
sizeof (QTWrapperVideoDecoderClass),
(GBaseInitFunc) qtwrapper_video_decoder_base_init,
NULL,
(GClassInitFunc) qtwrapper_video_decoder_class_init,
NULL,
NULL,
sizeof (QTWrapperVideoDecoder),
0,
(GInstanceInitFunc) qtwrapper_video_decoder_init,
};
/* Initialize quicktime environment */
result = EnterMovies ();
if (result != noErr) {
GST_ERROR ("Error initializing QuickTime environment");
res = FALSE;
goto beach;
}
/* Find all ImageDecoders ! */
GST_DEBUG ("There are %ld decompressors available", CountComponents (&desc));
/* loop over ImageDecoders */
do {
componentID = FindNextComponent (componentID, &desc);
GST_LOG ("componentID : %p", componentID);
if (componentID) {
ComponentDescription thisdesc;
gchar *name = NULL, *info = NULL;
GstCaps *caps = NULL;
gchar *type_name = NULL;
GType type;
QTWrapperVideoDecoderParams *params = NULL;
if (!(get_name_info_from_component (componentID, &thisdesc, &name,
&info)))
goto next;
if (!get_output_info_from_component (componentID)) {
GST_WARNING ("Couldn't get output info from component");
goto next;
}
GST_LOG (" name:%s", name);
GST_LOG (" info:%s", info);
GST_LOG (" type:%" GST_FOURCC_FORMAT,
QT_FOURCC_ARGS (thisdesc.componentType));
GST_LOG (" subtype:%" GST_FOURCC_FORMAT,
QT_FOURCC_ARGS (thisdesc.componentSubType));
GST_LOG (" manufacturer:%" GST_FOURCC_FORMAT,
QT_FOURCC_ARGS (thisdesc.componentManufacturer));
if (!(caps = fourcc_to_caps (thisdesc.componentSubType))) {
GST_LOG
("We can't find caps for this component, switching to the next one !");
goto next;
}
type_name = g_strdup_printf ("qtwrappervideodec_%" GST_FOURCC_FORMAT,
QT_FOURCC_ARGS (thisdesc.componentSubType));
g_strdelimit (type_name, " ", '_');
if (g_type_from_name (type_name)) {
GST_WARNING ("We already have a registered plugin for %s", type_name);
goto next;
}
params = g_new0 (QTWrapperVideoDecoderParams, 1);
params->component = componentID;
params->sinkcaps = gst_caps_ref (caps);
type = g_type_register_static (GST_TYPE_ELEMENT, type_name, &typeinfo, 0);
/* Store params in type qdata */
g_type_set_qdata (type, QTWRAPPER_VDEC_PARAMS_QDATA, (gpointer) params);
/* register type */
if (!gst_element_register (plugin, type_name, GST_RANK_MARGINAL, type)) {
g_warning ("Failed to register %s", type_name);;
g_type_set_qdata (type, QTWRAPPER_VDEC_PARAMS_QDATA, NULL);
g_free (params);
res = FALSE;
goto next;
}
next:
if (name)
g_free (name);
if (info)
g_free (info);
if (type_name)
g_free (type_name);
if (caps)
gst_caps_unref (caps);
}
} while (componentID && res);
beach:
return res;
}