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gstreamer/ext/ffmpeg/gstffmpegcodecmap.c

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/* GStreamer
* Copyright (C) <1999> Erik Walthinsen <omega@cse.ogi.edu>
* This file:
* Copyright (c) 2002-2004 Ronald Bultje <rbultje@ronald.bitfreak.net>
*
* 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 <gst/gst.h>
#ifdef HAVE_FFMPEG_UNINSTALLED
#include <avcodec.h>
#else
#include <libavcodec/avcodec.h>
#endif
#include <string.h>
#include "gstffmpeg.h"
#include "gstffmpegcodecmap.h"
/*
* Read a palette from a caps.
*/
static void
gst_ffmpeg_get_palette (const GstCaps * caps, AVCodecContext * context)
{
GstStructure *str = gst_caps_get_structure (caps, 0);
const GValue *palette_v;
const GstBuffer *palette;
/* do we have a palette? */
if ((palette_v = gst_structure_get_value (str, "palette_data")) && context) {
palette = gst_value_get_buffer (palette_v);
if (GST_BUFFER_SIZE (palette) >= AVPALETTE_SIZE) {
if (context->palctrl)
av_free (context->palctrl);
context->palctrl = av_malloc (sizeof (AVPaletteControl));
context->palctrl->palette_changed = 1;
memcpy (context->palctrl->palette, GST_BUFFER_DATA (palette),
AVPALETTE_SIZE);
}
}
}
static void
gst_ffmpeg_set_palette (GstCaps * caps, AVCodecContext * context)
{
if (context->palctrl) {
GstBuffer *palette = gst_buffer_new_and_alloc (AVPALETTE_SIZE);
memcpy (GST_BUFFER_DATA (palette), context->palctrl->palette,
AVPALETTE_SIZE);
gst_caps_set_simple (caps, "palette_data", GST_TYPE_BUFFER, palette, NULL);
}
}
/* IMPORTANT: Keep this sorted by the ffmpeg channel masks */
static const struct
{
guint64 ff;
GstAudioChannelPosition gst;
} _ff_to_gst_layout[] = {
{
CH_FRONT_LEFT, GST_AUDIO_CHANNEL_POSITION_FRONT_LEFT}, {
CH_FRONT_RIGHT, GST_AUDIO_CHANNEL_POSITION_FRONT_RIGHT}, {
CH_FRONT_CENTER, GST_AUDIO_CHANNEL_POSITION_FRONT_CENTER}, {
CH_LOW_FREQUENCY, GST_AUDIO_CHANNEL_POSITION_LFE}, {
CH_BACK_LEFT, GST_AUDIO_CHANNEL_POSITION_REAR_LEFT}, {
CH_BACK_RIGHT, GST_AUDIO_CHANNEL_POSITION_REAR_RIGHT}, {
CH_FRONT_LEFT_OF_CENTER, GST_AUDIO_CHANNEL_POSITION_FRONT_LEFT_OF_CENTER}, {
CH_FRONT_RIGHT_OF_CENTER, GST_AUDIO_CHANNEL_POSITION_FRONT_RIGHT_OF_CENTER}, {
CH_BACK_CENTER, GST_AUDIO_CHANNEL_POSITION_REAR_CENTER}, {
CH_SIDE_LEFT, GST_AUDIO_CHANNEL_POSITION_SIDE_LEFT}, {
CH_SIDE_RIGHT, GST_AUDIO_CHANNEL_POSITION_SIDE_RIGHT}, {
CH_TOP_CENTER, GST_AUDIO_CHANNEL_POSITION_NONE}, {
CH_TOP_FRONT_LEFT, GST_AUDIO_CHANNEL_POSITION_NONE}, {
CH_TOP_FRONT_CENTER, GST_AUDIO_CHANNEL_POSITION_NONE}, {
CH_TOP_FRONT_RIGHT, GST_AUDIO_CHANNEL_POSITION_NONE}, {
CH_TOP_BACK_LEFT, GST_AUDIO_CHANNEL_POSITION_NONE}, {
CH_TOP_BACK_CENTER, GST_AUDIO_CHANNEL_POSITION_NONE}, {
CH_TOP_BACK_RIGHT, GST_AUDIO_CHANNEL_POSITION_NONE}, {
CH_STEREO_LEFT, GST_AUDIO_CHANNEL_POSITION_FRONT_LEFT}, {
CH_STEREO_RIGHT, GST_AUDIO_CHANNEL_POSITION_FRONT_RIGHT}
};
static GstAudioChannelPosition *
gst_ff_channel_layout_to_gst (guint64 channel_layout, guint channels)
{
guint nchannels = 0, i, j;
GstAudioChannelPosition *pos = NULL;
gboolean none_layout = FALSE;
for (i = 0; i < 64; i++) {
if ((channel_layout & (G_GUINT64_CONSTANT (1) << i)) != 0) {
nchannels++;
}
}
if (channel_layout == 0) {
nchannels = channels;
none_layout = TRUE;
}
if (nchannels != channels) {
GST_ERROR ("Number of channels is different (%u != %u)", channels,
nchannels);
return NULL;
}
pos = g_new (GstAudioChannelPosition, nchannels);
for (i = 0, j = 0; i < G_N_ELEMENTS (_ff_to_gst_layout); i++) {
if ((channel_layout & _ff_to_gst_layout[i].ff) != 0) {
pos[j++] = _ff_to_gst_layout[i].gst;
if (_ff_to_gst_layout[i].gst == GST_AUDIO_CHANNEL_POSITION_NONE)
none_layout = TRUE;
}
}
if (j != nchannels) {
GST_WARNING ("Unknown channels in channel layout - assuming NONE layout");
none_layout = TRUE;
}
if (!none_layout && !gst_audio_check_channel_positions (pos, nchannels)) {
GST_ERROR ("Invalid channel layout %" G_GUINT64_FORMAT
" - assuming NONE layout", channel_layout);
none_layout = TRUE;
}
if (none_layout) {
if (nchannels == 1) {
pos[0] = GST_AUDIO_CHANNEL_POSITION_FRONT_MONO;
} else if (nchannels == 2) {
pos[0] = GST_AUDIO_CHANNEL_POSITION_FRONT_LEFT;
pos[1] = GST_AUDIO_CHANNEL_POSITION_FRONT_RIGHT;
} else if (channel_layout == 0) {
g_free (pos);
pos = NULL;
} else {
for (i = 0; i < nchannels; i++)
pos[i] = GST_AUDIO_CHANNEL_POSITION_NONE;
}
}
if (nchannels == 1 && pos[0] == GST_AUDIO_CHANNEL_POSITION_FRONT_CENTER)
pos[0] = GST_AUDIO_CHANNEL_POSITION_FRONT_MONO;
return pos;
}
/* this macro makes a caps width fixed or unfixed width/height
* properties depending on whether we've got a context.
*
* See below for why we use this.
*
* We should actually do this stuff at the end, like in riff-media.c,
* but I'm too lazy today. Maybe later.
*/
static GstCaps *
gst_ff_vid_caps_new (AVCodecContext * context, enum CodecID codec_id,
const char *mimetype, const char *fieldname, ...)
{
GstStructure *structure = NULL;
GstCaps *caps = NULL;
va_list var_args;
gint i;
/* fixed, non probing context */
if (context != NULL && context->width != -1) {
caps = gst_caps_new_simple (mimetype,
"width", G_TYPE_INT, context->width,
"height", G_TYPE_INT, context->height,
"framerate", GST_TYPE_FRACTION,
context->time_base.den / context->ticks_per_frame,
context->time_base.num, NULL);
} else if (context) {
/* so we are after restricted caps in this case */
switch (codec_id) {
case CODEC_ID_H261:
{
caps = gst_caps_new_simple (mimetype,
"width", G_TYPE_INT, 352,
"height", G_TYPE_INT, 288,
"framerate", GST_TYPE_FRACTION_RANGE, 0, 1, G_MAXINT, 1, NULL);
gst_caps_append (caps, gst_caps_new_simple (mimetype,
"width", G_TYPE_INT, 176,
"height", G_TYPE_INT, 144,
"framerate", GST_TYPE_FRACTION_RANGE, 0, 1, G_MAXINT, 1, NULL));
break;
}
case CODEC_ID_H263:
{
/* 128x96, 176x144, 352x288, 704x576, and 1408x1152. slightly reordered
* because we want automatic negotiation to go as close to 320x240 as
* possible. */
const static gint widths[] = { 352, 704, 176, 1408, 128 };
const static gint heights[] = { 288, 576, 144, 1152, 96 };
GstCaps *temp;
gint n_sizes = G_N_ELEMENTS (widths);
caps = gst_caps_new_empty ();
for (i = 0; i < n_sizes; i++) {
temp = gst_caps_new_simple (mimetype,
"width", G_TYPE_INT, widths[i],
"height", G_TYPE_INT, heights[i],
"framerate", GST_TYPE_FRACTION_RANGE, 0, 1, G_MAXINT, 1, NULL);
gst_caps_append (caps, temp);
}
break;
}
case CODEC_ID_DVVIDEO:
{
const static gint widths[] = { 720, 720 };
const static gint heights[] = { 576, 480 };
GstCaps *temp;
gint n_sizes = G_N_ELEMENTS (widths);
caps = gst_caps_new_empty ();
for (i = 0; i < n_sizes; i++) {
temp = gst_caps_new_simple (mimetype,
"width", G_TYPE_INT, widths[i],
"height", G_TYPE_INT, heights[i],
"framerate", GST_TYPE_FRACTION_RANGE, 0, 1, G_MAXINT, 1, NULL);
gst_caps_append (caps, temp);
}
break;
}
case CODEC_ID_DNXHD:
{
caps = gst_caps_new_simple (mimetype,
"width", G_TYPE_INT, 1920,
"height", G_TYPE_INT, 1080,
"framerate", GST_TYPE_FRACTION_RANGE, 0, 1, G_MAXINT, 1, NULL);
gst_caps_append (caps, gst_caps_new_simple (mimetype,
"width", G_TYPE_INT, 1280,
"height", G_TYPE_INT, 720,
"framerate", GST_TYPE_FRACTION_RANGE, 0, 1, G_MAXINT, 1, NULL));
break;
}
default:
break;
}
}
/* no fixed caps or special restrictions applied;
* default unfixed setting */
if (!caps)
caps = gst_caps_new_simple (mimetype,
"width", GST_TYPE_INT_RANGE, 16, 4096,
"height", GST_TYPE_INT_RANGE, 16, 4096,
"framerate", GST_TYPE_FRACTION_RANGE, 0, 1, G_MAXINT, 1, NULL);
for (i = 0; i < gst_caps_get_size (caps); i++) {
va_start (var_args, fieldname);
structure = gst_caps_get_structure (caps, i);
gst_structure_set_valist (structure, fieldname, var_args);
va_end (var_args);
}
return caps;
}
/* same for audio - now with channels/sample rate
*/
static GstCaps *
gst_ff_aud_caps_new (AVCodecContext * context, enum CodecID codec_id,
const char *mimetype, const char *fieldname, ...)
{
GstCaps *caps = NULL;
GstStructure *structure = NULL;
gint i;
va_list var_args;
/* fixed, non-probing context */
if (context != NULL && context->channels != -1) {
GstAudioChannelPosition *pos;
caps = gst_caps_new_simple (mimetype,
"rate", G_TYPE_INT, context->sample_rate,
"channels", G_TYPE_INT, context->channels, NULL);
pos =
gst_ff_channel_layout_to_gst (context->channel_layout,
context->channels);
if (pos != NULL) {
gst_audio_set_channel_positions (gst_caps_get_structure (caps, 0), pos);
g_free (pos);
}
} else {
gint maxchannels = 2;
const gint *rates = NULL;
gint n_rates = 0;
if (context) {
/* so we must be after restricted caps in this particular case */
switch (codec_id) {
case CODEC_ID_MP2:
{
const static gint l_rates[] =
{ 48000, 44100, 32000, 24000, 22050, 16000 };
n_rates = G_N_ELEMENTS (l_rates);
rates = l_rates;
break;
}
case CODEC_ID_EAC3:
case CODEC_ID_AC3:
{
const static gint l_rates[] = { 48000, 44100, 32000 };
n_rates = G_N_ELEMENTS (l_rates);
rates = l_rates;
break;
}
case CODEC_ID_ADPCM_SWF:
{
const static gint l_rates[] = { 11025, 22050, 44100 };
n_rates = G_N_ELEMENTS (l_rates);
rates = l_rates;
break;
}
case CODEC_ID_ROQ_DPCM:
{
const static gint l_rates[] = { 22050 };
n_rates = G_N_ELEMENTS (l_rates);
rates = l_rates;
break;
}
case CODEC_ID_ADPCM_G726:
maxchannels = 1;
break;
case CODEC_ID_AMR_NB:
{
const static gint l_rates[] = { 8000 };
maxchannels = 1;
n_rates = G_N_ELEMENTS (l_rates);
rates = l_rates;
break;
}
case CODEC_ID_AMR_WB:
{
const static gint l_rates[] = { 16000 };
maxchannels = 1;
n_rates = G_N_ELEMENTS (l_rates);
rates = l_rates;
break;
}
default:
break;
}
/* TODO: handle context->channel_layouts here to set
* the list of channel layouts supported by the encoder.
* Unfortunately no encoder uses this yet....
*/
}
/* regardless of encode/decode, open up channels if applicable */
/* Until decoders/encoders expose the maximum number of channels
* they support, we whitelist them here. */
switch (codec_id) {
case CODEC_ID_AC3:
case CODEC_ID_EAC3:
case CODEC_ID_AAC:
case CODEC_ID_DTS:
maxchannels = 6;
break;
default:
break;
}
if (maxchannels == 1)
caps = gst_caps_new_simple (mimetype,
"channels", G_TYPE_INT, maxchannels, NULL);
else
caps = gst_caps_new_simple (mimetype,
"channels", GST_TYPE_INT_RANGE, 1, maxchannels, NULL);
if (n_rates) {
GValue list = { 0, };
GstStructure *structure;
g_value_init (&list, GST_TYPE_LIST);
for (i = 0; i < n_rates; i++) {
GValue v = { 0, };
g_value_init (&v, G_TYPE_INT);
g_value_set_int (&v, rates[i]);
gst_value_list_append_value (&list, &v);
g_value_unset (&v);
}
structure = gst_caps_get_structure (caps, 0);
gst_structure_set_value (structure, "rate", &list);
g_value_unset (&list);
} else
gst_caps_set_simple (caps, "rate", GST_TYPE_INT_RANGE, 8000, 96000, NULL);
}
for (i = 0; i < gst_caps_get_size (caps); i++) {
va_start (var_args, fieldname);
structure = gst_caps_get_structure (caps, i);
gst_structure_set_valist (structure, fieldname, var_args);
va_end (var_args);
}
return caps;
}
/* Convert a FFMPEG codec ID and optional AVCodecContext
* to a GstCaps. If the context is ommitted, no fixed values
* for video/audio size will be included in the GstCaps
*
* CodecID is primarily meant for compressed data GstCaps!
*
* encode is a special parameter. gstffmpegdec will say
* FALSE, gstffmpegenc will say TRUE. The output caps
* depends on this, in such a way that it will be very
* specific, defined, fixed and correct caps for encoders,
* yet very wide, "forgiving" caps for decoders. Example
* for mp3: decode: audio/mpeg,mpegversion=1,layer=[1-3]
* but encode: audio/mpeg,mpegversion=1,layer=3,bitrate=x,
* rate=x,channels=x.
*/
GstCaps *
gst_ffmpeg_codecid_to_caps (enum CodecID codec_id,
AVCodecContext * context, gboolean encode)
{
GstCaps *caps = NULL;
gboolean buildcaps = FALSE;
switch (codec_id) {
case CODEC_ID_MPEG1VIDEO:
/* FIXME: bitrate */
caps = gst_ff_vid_caps_new (context, codec_id, "video/mpeg",
"mpegversion", G_TYPE_INT, 1,
"systemstream", G_TYPE_BOOLEAN, FALSE, NULL);
break;
case CODEC_ID_MPEG2VIDEO:
if (encode) {
/* FIXME: bitrate */
caps = gst_ff_vid_caps_new (context, codec_id, "video/mpeg",
"mpegversion", G_TYPE_INT, 2,
"systemstream", G_TYPE_BOOLEAN, FALSE, NULL);
} else {
/* decode both MPEG-1 and MPEG-2; width/height/fps are all in
* the MPEG video stream headers, so may be omitted from caps. */
caps = gst_caps_new_simple ("video/mpeg",
"mpegversion", GST_TYPE_INT_RANGE, 1, 2,
"systemstream", G_TYPE_BOOLEAN, FALSE, NULL);
}
break;
case CODEC_ID_MPEG2VIDEO_XVMC:
/* this is a special ID - don't need it in GStreamer, I think */
break;
case CODEC_ID_H263:
if (encode) {
caps = gst_ff_vid_caps_new (context, codec_id, "video/x-h263",
"variant", G_TYPE_STRING, "itu",
"h263version", G_TYPE_STRING, "h263", NULL);
} else {
/* don't pass codec_id, we can decode other variants with the H263
* decoder that don't have specific size requirements
*/
caps = gst_ff_vid_caps_new (context, CODEC_ID_NONE, "video/x-h263",
"variant", G_TYPE_STRING, "itu", NULL);
}
break;
case CODEC_ID_H263P:
caps = gst_ff_vid_caps_new (context, codec_id, "video/x-h263",
"variant", G_TYPE_STRING, "itu",
"h263version", G_TYPE_STRING, "h263p", NULL);
break;
case CODEC_ID_H263I:
caps = gst_ff_vid_caps_new (context, codec_id, "video/x-intel-h263",
"variant", G_TYPE_STRING, "intel", NULL);
break;
case CODEC_ID_H261:
caps = gst_ff_vid_caps_new (context, codec_id, "video/x-h261", NULL);
break;
case CODEC_ID_RV10:
case CODEC_ID_RV20:
case CODEC_ID_RV30:
case CODEC_ID_RV40:
{
gint version;
switch (codec_id) {
case CODEC_ID_RV40:
version = 4;
break;
case CODEC_ID_RV30:
version = 3;
break;
case CODEC_ID_RV20:
version = 2;
break;
default:
version = 1;
break;
}
/* FIXME: context->sub_id must be filled in during decoding */
caps = gst_ff_vid_caps_new (context, codec_id, "video/x-pn-realvideo",
"systemstream", G_TYPE_BOOLEAN, FALSE,
"rmversion", G_TYPE_INT, version, NULL);
if (context) {
gst_caps_set_simple (caps, "format", G_TYPE_INT, context->sub_id, NULL);
if (context->extradata_size >= 8) {
gst_caps_set_simple (caps,
"subformat", G_TYPE_INT, GST_READ_UINT32_BE (context->extradata),
NULL);
}
}
}
break;
case CODEC_ID_MP1:
/* FIXME: bitrate */
caps = gst_ff_aud_caps_new (context, codec_id, "audio/mpeg",
"mpegversion", G_TYPE_INT, 1, "layer", G_TYPE_INT, 1, NULL);
break;
case CODEC_ID_MP2:
/* FIXME: bitrate */
caps = gst_ff_aud_caps_new (context, codec_id, "audio/mpeg",
"mpegversion", G_TYPE_INT, 1, "layer", G_TYPE_INT, 2, NULL);
break;
case CODEC_ID_MP3:
if (encode) {
/* FIXME: bitrate */
caps = gst_ff_aud_caps_new (context, codec_id, "audio/mpeg",
"mpegversion", G_TYPE_INT, 1, "layer", G_TYPE_INT, 3, NULL);
} else {
/* Decodes MPEG-1 layer 1/2/3. Samplerate, channels et al are
* in the MPEG audio header, so may be omitted from caps. */
caps = gst_caps_new_simple ("audio/mpeg",
"mpegversion", G_TYPE_INT, 1,
"layer", GST_TYPE_INT_RANGE, 1, 3, NULL);
}
break;
case CODEC_ID_MUSEPACK7:
caps =
gst_ff_aud_caps_new (context, codec_id,
"audio/x-ffmpeg-parsed-musepack", "streamversion", G_TYPE_INT, 7,
NULL);
break;
case CODEC_ID_MUSEPACK8:
caps =
gst_ff_aud_caps_new (context, codec_id,
"audio/x-ffmpeg-parsed-musepack", "streamversion", G_TYPE_INT, 8,
NULL);
break;
case CODEC_ID_AC3:
/* FIXME: bitrate */
caps = gst_ff_aud_caps_new (context, codec_id, "audio/x-ac3", NULL);
break;
case CODEC_ID_EAC3:
/* FIXME: bitrate */
caps = gst_ff_aud_caps_new (context, codec_id, "audio/x-eac3", NULL);
break;
case CODEC_ID_ATRAC3:
caps =
gst_ff_aud_caps_new (context, codec_id, "audio/x-vnd.sony.atrac3",
NULL);
break;
case CODEC_ID_DTS:
caps = gst_ff_aud_caps_new (context, codec_id, "audio/x-dts", NULL);
break;
case CODEC_ID_APE:
caps =
gst_ff_aud_caps_new (context, codec_id, "audio/x-ffmpeg-parsed-ape",
NULL);
if (context) {
gst_caps_set_simple (caps,
"depth", G_TYPE_INT, context->bits_per_coded_sample, NULL);
}
break;
case CODEC_ID_MLP:
caps = gst_ff_aud_caps_new (context, codec_id, "audio/x-mlp", NULL);
break;
case CODEC_ID_IMC:
caps = gst_ff_aud_caps_new (context, codec_id, "audio/x-imc", NULL);
break;
/* MJPEG is normal JPEG, Motion-JPEG and Quicktime MJPEG-A. MJPEGB
* is Quicktime's MJPEG-B. LJPEG is lossless JPEG. I don't know what
* sp5x is, but it's apparently something JPEG... We don't separate
* between those in GStreamer. Should we (at least between MJPEG,
* MJPEG-B and sp5x decoding...)? */
case CODEC_ID_MJPEG:
case CODEC_ID_LJPEG:
caps = gst_ff_vid_caps_new (context, codec_id, "image/jpeg", NULL);
break;
case CODEC_ID_SP5X:
caps = gst_ff_vid_caps_new (context, codec_id, "video/sp5x", NULL);
break;
case CODEC_ID_MJPEGB:
caps = gst_ff_vid_caps_new (context, codec_id, "video/x-mjpeg-b", NULL);
break;
case CODEC_ID_MPEG4:
if (encode && context != NULL) {
/* I'm not exactly sure what ffmpeg outputs... ffmpeg itself uses
* the AVI fourcc 'DIVX', but 'mp4v' for Quicktime... */
switch (context->codec_tag) {
case GST_MAKE_FOURCC ('D', 'I', 'V', 'X'):
caps = gst_ff_vid_caps_new (context, codec_id, "video/x-divx",
"divxversion", G_TYPE_INT, 5, NULL);
break;
case GST_MAKE_FOURCC ('m', 'p', '4', 'v'):
default:
/* FIXME: bitrate */
caps = gst_ff_vid_caps_new (context, codec_id, "video/mpeg",
"systemstream", G_TYPE_BOOLEAN, FALSE,
"mpegversion", G_TYPE_INT, 4, NULL);
break;
}
} else {
/* The trick here is to separate xvid, divx, mpeg4, 3ivx et al */
caps = gst_ff_vid_caps_new (context, codec_id, "video/mpeg",
"mpegversion", G_TYPE_INT, 4,
"systemstream", G_TYPE_BOOLEAN, FALSE, NULL);
if (encode) {
gst_caps_append (caps, gst_ff_vid_caps_new (context, codec_id,
"video/x-divx", "divxversion", G_TYPE_INT, 5, NULL));
} else {
gst_caps_append (caps, gst_ff_vid_caps_new (context, codec_id,
"video/x-divx", "divxversion", GST_TYPE_INT_RANGE, 4, 5,
NULL));
gst_caps_append (caps, gst_ff_vid_caps_new (context, codec_id,
"video/x-xvid", NULL));
gst_caps_append (caps, gst_ff_vid_caps_new (context, codec_id,
"video/x-3ivx", NULL));
}
}
break;
case CODEC_ID_RAWVIDEO:
caps = gst_ffmpeg_codectype_to_caps (CODEC_TYPE_VIDEO, context, codec_id,
encode);
break;
case CODEC_ID_MSMPEG4V1:
case CODEC_ID_MSMPEG4V2:
case CODEC_ID_MSMPEG4V3:
{
gint version = 41 + codec_id - CODEC_ID_MSMPEG4V1;
/* encode-FIXME: bitrate */
caps = gst_ff_vid_caps_new (context, codec_id, "video/x-msmpeg",
"msmpegversion", G_TYPE_INT, version, NULL);
if (!encode && codec_id == CODEC_ID_MSMPEG4V3) {
gst_caps_append (caps, gst_ff_vid_caps_new (context, codec_id,
"video/x-divx", "divxversion", G_TYPE_INT, 3, NULL));
}
}
break;
case CODEC_ID_WMV1:
case CODEC_ID_WMV2:
{
gint version = (codec_id == CODEC_ID_WMV1) ? 1 : 2;
caps = gst_ff_vid_caps_new (context, codec_id, "video/x-wmv",
"wmvversion", G_TYPE_INT, version, NULL);
}
break;
case CODEC_ID_FLV1:
caps = gst_ff_vid_caps_new (context, codec_id, "video/x-flash-video",
"flvversion", G_TYPE_INT, 1, NULL);
break;
case CODEC_ID_SVQ1:
caps = gst_ff_vid_caps_new (context, codec_id, "video/x-svq",
"svqversion", G_TYPE_INT, 1, NULL);
break;
case CODEC_ID_SVQ3:
caps = gst_ff_vid_caps_new (context, codec_id, "video/x-svq",
"svqversion", G_TYPE_INT, 3, NULL);
break;
case CODEC_ID_DVAUDIO:
caps = gst_ff_aud_caps_new (context, codec_id, "audio/x-dv", NULL);
break;
case CODEC_ID_DVVIDEO:
{
if (encode && context) {
guint32 fourcc;
switch (context->pix_fmt) {
case PIX_FMT_YUYV422:
fourcc = GST_MAKE_FOURCC ('Y', 'U', 'Y', '2');
break;
case PIX_FMT_YUV420P:
fourcc = GST_MAKE_FOURCC ('I', '4', '2', '0');
break;
case PIX_FMT_YUV411P:
fourcc = GST_MAKE_FOURCC ('Y', '4', '1', 'B');
break;
case PIX_FMT_YUV422P:
fourcc = GST_MAKE_FOURCC ('Y', '4', '2', 'B');
break;
case PIX_FMT_YUV410P:
fourcc = GST_MAKE_FOURCC ('Y', 'U', 'V', '9');
break;
default:
GST_WARNING
("Couldnt' find fourcc for pixfmt %d, defaulting to I420",
context->pix_fmt);
fourcc = GST_MAKE_FOURCC ('I', '4', '2', '0');
break;
}
caps = gst_ff_vid_caps_new (context, codec_id, "video/x-dv",
"systemstream", G_TYPE_BOOLEAN, FALSE,
"format", GST_TYPE_FOURCC, fourcc, NULL);
} else {
caps = gst_ff_vid_caps_new (context, codec_id, "video/x-dv",
"systemstream", G_TYPE_BOOLEAN, FALSE, NULL);
}
}
break;
case CODEC_ID_WMAV1:
case CODEC_ID_WMAV2:
{
gint version = (codec_id == CODEC_ID_WMAV1) ? 1 : 2;
if (context) {
caps = gst_ff_aud_caps_new (context, codec_id, "audio/x-wma",
"wmaversion", G_TYPE_INT, version,
"block_align", G_TYPE_INT, context->block_align,
"bitrate", G_TYPE_INT, context->bit_rate, NULL);
} else {
caps = gst_ff_aud_caps_new (context, codec_id, "audio/x-wma",
"wmaversion", G_TYPE_INT, version,
"block_align", GST_TYPE_INT_RANGE, 0, G_MAXINT,
"bitrate", GST_TYPE_INT_RANGE, 0, G_MAXINT, NULL);
}
}
break;
case CODEC_ID_MACE3:
case CODEC_ID_MACE6:
{
gint version = (codec_id == CODEC_ID_MACE3) ? 3 : 6;
caps = gst_ff_aud_caps_new (context, codec_id, "audio/x-mace",
"maceversion", G_TYPE_INT, version, NULL);
}
break;
case CODEC_ID_HUFFYUV:
caps = gst_ff_vid_caps_new (context, codec_id, "video/x-huffyuv", NULL);
if (context) {
gst_caps_set_simple (caps,
"bpp", G_TYPE_INT, context->bits_per_coded_sample, NULL);
}
break;
case CODEC_ID_CYUV:
caps =
gst_ff_vid_caps_new (context, codec_id, "video/x-compressed-yuv",
NULL);
break;
case CODEC_ID_H264:
caps = gst_ff_vid_caps_new (context, codec_id, "video/x-h264", NULL);
break;
case CODEC_ID_INDEO3:
caps = gst_ff_vid_caps_new (context, codec_id, "video/x-indeo",
"indeoversion", G_TYPE_INT, 3, NULL);
break;
case CODEC_ID_INDEO2:
caps = gst_ff_vid_caps_new (context, codec_id, "video/x-indeo",
"indeoversion", G_TYPE_INT, 2, NULL);
break;
case CODEC_ID_FLASHSV:
caps =
gst_ff_vid_caps_new (context, codec_id, "video/x-flash-screen", NULL);
break;
case CODEC_ID_VP3:
caps = gst_ff_vid_caps_new (context, codec_id, "video/x-vp3", NULL);
break;
case CODEC_ID_VP5:
caps = gst_ff_vid_caps_new (context, codec_id, "video/x-vp5", NULL);
break;
case CODEC_ID_VP6:
caps = gst_ff_vid_caps_new (context, codec_id, "video/x-vp6", NULL);
break;
case CODEC_ID_VP6F:
caps = gst_ff_vid_caps_new (context, codec_id, "video/x-vp6-flash", NULL);
break;
case CODEC_ID_VP6A:
caps = gst_ff_vid_caps_new (context, codec_id, "video/x-vp6-alpha", NULL);
break;
case CODEC_ID_THEORA:
caps = gst_ff_vid_caps_new (context, codec_id, "video/x-theora", NULL);
break;
case CODEC_ID_AAC:
caps = gst_ff_aud_caps_new (context, codec_id, "audio/mpeg",
"mpegversion", G_TYPE_INT, 4, NULL);
break;
case CODEC_ID_ASV1:
caps = gst_ff_vid_caps_new (context, codec_id, "video/x-asus",
"asusversion", G_TYPE_INT, 1, NULL);
break;
case CODEC_ID_ASV2:
caps = gst_ff_vid_caps_new (context, codec_id, "video/x-asus",
"asusversion", G_TYPE_INT, 2, NULL);
break;
case CODEC_ID_FFV1:
caps = gst_ff_vid_caps_new (context, codec_id, "video/x-ffv",
"ffvversion", G_TYPE_INT, 1, NULL);
break;
case CODEC_ID_4XM:
caps = gst_ff_vid_caps_new (context, codec_id, "video/x-4xm", NULL);
break;
case CODEC_ID_XAN_WC3:
case CODEC_ID_XAN_WC4:
caps = gst_ff_vid_caps_new (context, codec_id, "video/x-xan",
"wcversion", G_TYPE_INT, 3 - CODEC_ID_XAN_WC3 + codec_id, NULL);
break;
case CODEC_ID_CLJR:
caps =
gst_ff_vid_caps_new (context, codec_id,
"video/x-cirrus-logic-accupak", NULL);
break;
case CODEC_ID_FRAPS:
caps = gst_ff_vid_caps_new (context, codec_id, "video/x-fraps", NULL);
break;
case CODEC_ID_MDEC:
case CODEC_ID_ROQ:
case CODEC_ID_INTERPLAY_VIDEO:
buildcaps = TRUE;
break;
case CODEC_ID_VCR1:
caps = gst_ff_vid_caps_new (context, codec_id, "video/x-ati-vcr",
"vcrversion", G_TYPE_INT, 1, NULL);
break;
case CODEC_ID_RPZA:
caps =
gst_ff_vid_caps_new (context, codec_id, "video/x-apple-video", NULL);
break;
case CODEC_ID_CINEPAK:
caps = gst_ff_vid_caps_new (context, codec_id, "video/x-cinepak", NULL);
break;
/* WS_VQA belogns here (order) */
case CODEC_ID_MSRLE:
caps = gst_ff_vid_caps_new (context, codec_id, "video/x-rle",
"layout", G_TYPE_STRING, "microsoft", NULL);
if (context) {
gst_caps_set_simple (caps,
"depth", G_TYPE_INT, (gint) context->bits_per_coded_sample, NULL);
} else {
gst_caps_set_simple (caps, "depth", GST_TYPE_INT_RANGE, 1, 64, NULL);
}
break;
case CODEC_ID_QTRLE:
caps = gst_ff_vid_caps_new (context, codec_id, "video/x-rle",
"layout", G_TYPE_STRING, "quicktime", NULL);
if (context) {
gst_caps_set_simple (caps,
"depth", G_TYPE_INT, (gint) context->bits_per_coded_sample, NULL);
} else {
gst_caps_set_simple (caps, "depth", GST_TYPE_INT_RANGE, 1, 64, NULL);
}
break;
case CODEC_ID_MSVIDEO1:
caps = gst_ff_vid_caps_new (context, codec_id, "video/x-msvideocodec",
"msvideoversion", G_TYPE_INT, 1, NULL);
break;
case CODEC_ID_WMV3:
caps = gst_ff_vid_caps_new (context, codec_id, "video/x-wmv",
"wmvversion", G_TYPE_INT, 3, NULL);
break;
case CODEC_ID_VC1:
caps = gst_ff_vid_caps_new (context, codec_id, "video/x-wmv",
"wmvversion", G_TYPE_INT, 3, "fourcc", GST_TYPE_FOURCC,
GST_MAKE_FOURCC ('W', 'V', 'C', '1'), NULL);
break;
case CODEC_ID_QDM2:
caps = gst_ff_aud_caps_new (context, codec_id, "audio/x-qdm2", NULL);
break;
case CODEC_ID_MSZH:
caps = gst_ff_vid_caps_new (context, codec_id, "video/x-mszh", NULL);
break;
case CODEC_ID_ZLIB:
caps = gst_ff_vid_caps_new (context, codec_id, "video/x-zlib", NULL);
break;
case CODEC_ID_TRUEMOTION1:
caps = gst_ff_vid_caps_new (context, codec_id, "video/x-truemotion",
"trueversion", G_TYPE_INT, 1, NULL);
break;
case CODEC_ID_TRUEMOTION2:
caps = gst_ff_vid_caps_new (context, codec_id, "video/x-truemotion",
"trueversion", G_TYPE_INT, 2, NULL);
break;
case CODEC_ID_ULTI:
caps = gst_ff_vid_caps_new (context, codec_id, "video/x-ultimotion",
NULL);
break;
case CODEC_ID_TSCC:
caps = gst_ff_vid_caps_new (context, codec_id, "video/x-camtasia", NULL);
if (context) {
gst_caps_set_simple (caps,
"depth", G_TYPE_INT, (gint) context->bits_per_coded_sample, NULL);
} else {
gst_caps_set_simple (caps, "depth", GST_TYPE_INT_RANGE, 8, 32, NULL);
}
break;
case CODEC_ID_KMVC:
caps = gst_ff_vid_caps_new (context, codec_id, "video/x-kmvc", NULL);
break;
case CODEC_ID_NUV:
caps = gst_ff_vid_caps_new (context, codec_id, "video/x-nuv", NULL);
break;
case CODEC_ID_GIF:
caps = gst_ff_vid_caps_new (context, codec_id, "image/gif", NULL);
break;
case CODEC_ID_PNG:
caps = gst_ff_vid_caps_new (context, codec_id, "image/png", NULL);
break;
case CODEC_ID_PPM:
caps = gst_ff_vid_caps_new (context, codec_id, "image/ppm", NULL);
break;
case CODEC_ID_PBM:
caps = gst_ff_vid_caps_new (context, codec_id, "image/pbm", NULL);
break;
case CODEC_ID_SMC:
caps = gst_ff_vid_caps_new (context, codec_id, "video/x-smc", NULL);
break;
case CODEC_ID_QDRAW:
caps = gst_ff_vid_caps_new (context, codec_id, "video/x-qdrw", NULL);
break;
case CODEC_ID_DNXHD:
caps = gst_ff_vid_caps_new (context, codec_id, "video/x-dnxhd", NULL);
break;
case CODEC_ID_MIMIC:
caps = gst_ff_vid_caps_new (context, codec_id, "video/x-mimic", NULL);
break;
case CODEC_ID_VMNC:
caps = gst_ff_vid_caps_new (context, codec_id, "video/x-vmnc", NULL);
break;
case CODEC_ID_TRUESPEECH:
caps =
gst_ff_aud_caps_new (context, codec_id, "audio/x-truespeech", NULL);
break;
case CODEC_ID_QCELP:
caps = gst_ff_aud_caps_new (context, codec_id, "audio/qcelp", NULL);
break;
case CODEC_ID_AMV:
caps = gst_ff_vid_caps_new (context, codec_id, "video/x-amv", NULL);
break;
case CODEC_ID_WS_VQA:
case CODEC_ID_IDCIN:
case CODEC_ID_8BPS:
case CODEC_ID_FLIC:
case CODEC_ID_VMDVIDEO:
case CODEC_ID_VMDAUDIO:
case CODEC_ID_SONIC:
case CODEC_ID_SONIC_LS:
case CODEC_ID_SNOW:
case CODEC_ID_VIXL:
case CODEC_ID_QPEG:
case CODEC_ID_XVID:
case CODEC_ID_PGM:
case CODEC_ID_PGMYUV:
case CODEC_ID_PAM:
case CODEC_ID_FFVHUFF:
case CODEC_ID_LOCO:
case CODEC_ID_WNV1:
case CODEC_ID_AASC:
case CODEC_ID_MP3ADU:
case CODEC_ID_MP3ON4:
case CODEC_ID_WESTWOOD_SND1:
case CODEC_ID_CSCD:
case CODEC_ID_MMVIDEO:
case CODEC_ID_ZMBV:
case CODEC_ID_AVS:
case CODEC_ID_CAVS:
buildcaps = TRUE;
break;
/* weird quasi-codecs for the demuxers only */
case CODEC_ID_PCM_S16LE:
case CODEC_ID_PCM_S16BE:
case CODEC_ID_PCM_U16LE:
case CODEC_ID_PCM_U16BE:
case CODEC_ID_PCM_S8:
case CODEC_ID_PCM_U8:
{
gint width = 0, depth = 0, endianness = 0;
gboolean signedness = FALSE; /* blabla */
switch (codec_id) {
case CODEC_ID_PCM_S16LE:
width = 16;
depth = 16;
endianness = G_LITTLE_ENDIAN;
signedness = TRUE;
break;
case CODEC_ID_PCM_S16BE:
width = 16;
depth = 16;
endianness = G_BIG_ENDIAN;
signedness = TRUE;
break;
case CODEC_ID_PCM_U16LE:
width = 16;
depth = 16;
endianness = G_LITTLE_ENDIAN;
signedness = FALSE;
break;
case CODEC_ID_PCM_U16BE:
width = 16;
depth = 16;
endianness = G_BIG_ENDIAN;
signedness = FALSE;
break;
case CODEC_ID_PCM_S8:
width = 8;
depth = 8;
endianness = G_BYTE_ORDER;
signedness = TRUE;
break;
case CODEC_ID_PCM_U8:
width = 8;
depth = 8;
endianness = G_BYTE_ORDER;
signedness = FALSE;
break;
default:
g_assert (0); /* don't worry, we never get here */
break;
}
caps = gst_ff_aud_caps_new (context, codec_id, "audio/x-raw-int",
"width", G_TYPE_INT, width,
"depth", G_TYPE_INT, depth,
"endianness", G_TYPE_INT, endianness,
"signed", G_TYPE_BOOLEAN, signedness, NULL);
}
break;
case CODEC_ID_PCM_MULAW:
caps = gst_ff_aud_caps_new (context, codec_id, "audio/x-mulaw", NULL);
break;
case CODEC_ID_PCM_ALAW:
caps = gst_ff_aud_caps_new (context, codec_id, "audio/x-alaw", NULL);
break;
case CODEC_ID_ADPCM_IMA_QT:
case CODEC_ID_ADPCM_IMA_WAV:
case CODEC_ID_ADPCM_IMA_DK3:
case CODEC_ID_ADPCM_IMA_DK4:
case CODEC_ID_ADPCM_IMA_WS:
case CODEC_ID_ADPCM_IMA_SMJPEG:
case CODEC_ID_ADPCM_IMA_AMV:
case CODEC_ID_ADPCM_IMA_ISS:
case CODEC_ID_ADPCM_IMA_EA_EACS:
case CODEC_ID_ADPCM_IMA_EA_SEAD:
case CODEC_ID_ADPCM_MS:
case CODEC_ID_ADPCM_4XM:
case CODEC_ID_ADPCM_XA:
case CODEC_ID_ADPCM_ADX:
case CODEC_ID_ADPCM_EA:
case CODEC_ID_ADPCM_G726:
case CODEC_ID_ADPCM_CT:
case CODEC_ID_ADPCM_SWF:
case CODEC_ID_ADPCM_YAMAHA:
case CODEC_ID_ADPCM_SBPRO_2:
case CODEC_ID_ADPCM_SBPRO_3:
case CODEC_ID_ADPCM_SBPRO_4:
case CODEC_ID_ADPCM_EA_R1:
case CODEC_ID_ADPCM_EA_R2:
case CODEC_ID_ADPCM_EA_R3:
case CODEC_ID_ADPCM_EA_MAXIS_XA:
case CODEC_ID_ADPCM_EA_XAS:
case CODEC_ID_ADPCM_THP:
{
gchar *layout = NULL;
switch (codec_id) {
case CODEC_ID_ADPCM_IMA_QT:
layout = "quicktime";
break;
case CODEC_ID_ADPCM_IMA_WAV:
layout = "dvi";
break;
case CODEC_ID_ADPCM_IMA_DK3:
layout = "dk3";
break;
case CODEC_ID_ADPCM_IMA_DK4:
layout = "dk4";
break;
case CODEC_ID_ADPCM_IMA_WS:
layout = "westwood";
break;
case CODEC_ID_ADPCM_IMA_SMJPEG:
layout = "smjpeg";
break;
case CODEC_ID_ADPCM_IMA_AMV:
layout = "amv";
break;
case CODEC_ID_ADPCM_IMA_ISS:
layout = "iss";
break;
case CODEC_ID_ADPCM_IMA_EA_EACS:
layout = "ea-eacs";
break;
case CODEC_ID_ADPCM_IMA_EA_SEAD:
layout = "ea-sead";
break;
case CODEC_ID_ADPCM_MS:
layout = "microsoft";
break;
case CODEC_ID_ADPCM_4XM:
layout = "4xm";
break;
case CODEC_ID_ADPCM_XA:
layout = "xa";
break;
case CODEC_ID_ADPCM_ADX:
layout = "adx";
break;
case CODEC_ID_ADPCM_EA:
layout = "ea";
break;
case CODEC_ID_ADPCM_G726:
layout = "g726";
break;
case CODEC_ID_ADPCM_CT:
layout = "ct";
break;
case CODEC_ID_ADPCM_SWF:
layout = "swf";
break;
case CODEC_ID_ADPCM_YAMAHA:
layout = "yamaha";
break;
case CODEC_ID_ADPCM_SBPRO_2:
layout = "sbpro2";
break;
case CODEC_ID_ADPCM_SBPRO_3:
layout = "sbpro3";
break;
case CODEC_ID_ADPCM_SBPRO_4:
layout = "sbpro4";
break;
case CODEC_ID_ADPCM_EA_R1:
layout = "ea-r1";
break;
case CODEC_ID_ADPCM_EA_R2:
layout = "ea-r3";
break;
case CODEC_ID_ADPCM_EA_R3:
layout = "ea-r3";
break;
case CODEC_ID_ADPCM_EA_MAXIS_XA:
layout = "ea-maxis-xa";
break;
case CODEC_ID_ADPCM_EA_XAS:
layout = "ea-xas";
break;
case CODEC_ID_ADPCM_THP:
layout = "thp";
break;
default:
g_assert (0); /* don't worry, we never get here */
break;
}
/* FIXME: someone please check whether we need additional properties
* in this caps definition. */
caps = gst_ff_aud_caps_new (context, codec_id, "audio/x-adpcm",
"layout", G_TYPE_STRING, layout, NULL);
if (context)
gst_caps_set_simple (caps,
"block_align", G_TYPE_INT, context->block_align,
"bitrate", G_TYPE_INT, context->bit_rate, NULL);
}
break;
case CODEC_ID_AMR_NB:
caps = gst_ff_aud_caps_new (context, codec_id, "audio/AMR", NULL);
break;
case CODEC_ID_AMR_WB:
caps = gst_ff_aud_caps_new (context, codec_id, "audio/AMR-WB", NULL);
break;
case CODEC_ID_NELLYMOSER:
caps =
gst_ff_aud_caps_new (context, codec_id, "audio/x-nellymoser", NULL);
break;
case CODEC_ID_RA_144:
case CODEC_ID_RA_288:
case CODEC_ID_COOK:
{
gint version = 0;
switch (codec_id) {
case CODEC_ID_RA_144:
version = 1;
break;
case CODEC_ID_RA_288:
version = 2;
break;
case CODEC_ID_COOK:
version = 8;
break;
default:
break;
}
/* FIXME: properties? */
caps = gst_ff_aud_caps_new (context, codec_id, "audio/x-pn-realaudio",
"raversion", G_TYPE_INT, version, NULL);
if (context) {
gst_caps_set_simple (caps,
"leaf_size", G_TYPE_INT, context->block_align,
"bitrate", G_TYPE_INT, context->bit_rate, NULL);
}
}
break;
case CODEC_ID_ROQ_DPCM:
case CODEC_ID_INTERPLAY_DPCM:
case CODEC_ID_XAN_DPCM:
case CODEC_ID_SOL_DPCM:
{
gchar *layout = NULL;
switch (codec_id) {
case CODEC_ID_ROQ_DPCM:
layout = "roq";
break;
case CODEC_ID_INTERPLAY_DPCM:
layout = "interplay";
break;
case CODEC_ID_XAN_DPCM:
layout = "xan";
break;
case CODEC_ID_SOL_DPCM:
layout = "sol";
break;
default:
g_assert (0); /* don't worry, we never get here */
break;
}
/* FIXME: someone please check whether we need additional properties
* in this caps definition. */
caps = gst_ff_aud_caps_new (context, codec_id, "audio/x-dpcm",
"layout", G_TYPE_STRING, layout, NULL);
if (context)
gst_caps_set_simple (caps,
"block_align", G_TYPE_INT, context->block_align,
"bitrate", G_TYPE_INT, context->bit_rate, NULL);
}
break;
case CODEC_ID_SHORTEN:
caps = gst_caps_new_simple ("audio/x-shorten", NULL);
break;
case CODEC_ID_ALAC:
caps = gst_ff_aud_caps_new (context, codec_id, "audio/x-alac", NULL);
if (context) {
gst_caps_set_simple (caps,
"samplesize", G_TYPE_INT, context->bits_per_coded_sample, NULL);
}
break;
case CODEC_ID_FLAC:
/* Note that ffmpeg has no encoder yet, but just for safety. In the
* encoder case, we want to add things like samplerate, channels... */
if (!encode) {
caps = gst_caps_new_simple ("audio/x-flac", NULL);
}
break;
case CODEC_ID_DVD_SUBTITLE:
case CODEC_ID_DVB_SUBTITLE:
caps = NULL;
break;
case CODEC_ID_BMP:
caps = gst_caps_new_simple ("image/bmp", NULL);
break;
case CODEC_ID_TTA:
caps = gst_ff_aud_caps_new (context, codec_id, "audio/x-tta", NULL);
if (context) {
gst_caps_set_simple (caps,
"samplesize", G_TYPE_INT, context->bits_per_coded_sample, NULL);
}
break;
default:
GST_DEBUG ("Unknown codec ID %d, please add mapping here", codec_id);
break;
}
if (buildcaps) {
AVCodec *codec;
if ((codec = avcodec_find_decoder (codec_id)) ||
(codec = avcodec_find_encoder (codec_id))) {
gchar *mime = NULL;
GST_LOG ("Could not create stream format caps for %s", codec->name);
switch (codec->type) {
case CODEC_TYPE_VIDEO:
mime = g_strdup_printf ("video/x-gst_ff-%s", codec->name);
caps = gst_ff_vid_caps_new (context, codec_id, mime, NULL);
g_free (mime);
break;
case CODEC_TYPE_AUDIO:
mime = g_strdup_printf ("audio/x-gst_ff-%s", codec->name);
caps = gst_ff_aud_caps_new (context, codec_id, mime, NULL);
if (context)
gst_caps_set_simple (caps,
"block_align", G_TYPE_INT, context->block_align,
"bitrate", G_TYPE_INT, context->bit_rate, NULL);
g_free (mime);
break;
default:
break;
}
}
}
if (caps != NULL) {
/* set private data */
if (context && context->extradata_size > 0) {
GstBuffer *data = gst_buffer_new_and_alloc (context->extradata_size);
memcpy (GST_BUFFER_DATA (data), context->extradata,
context->extradata_size);
gst_caps_set_simple (caps, "codec_data", GST_TYPE_BUFFER, data, NULL);
gst_buffer_unref (data);
}
/* palette */
if (context) {
gst_ffmpeg_set_palette (caps, context);
}
GST_LOG ("caps for codec_id=%d: %" GST_PTR_FORMAT, codec_id, caps);
} else {
GST_LOG ("No caps found for codec_id=%d", codec_id);
}
return caps;
}
/* Convert a FFMPEG Pixel Format and optional AVCodecContext
* to a GstCaps. If the context is ommitted, no fixed values
* for video/audio size will be included in the GstCaps
*
* See below for usefullness
*/
static GstCaps *
gst_ffmpeg_pixfmt_to_caps (enum PixelFormat pix_fmt, AVCodecContext * context,
enum CodecID codec_id)
{
GstCaps *caps = NULL;
int bpp = 0, depth = 0, endianness = 0;
gulong g_mask = 0, r_mask = 0, b_mask = 0, a_mask = 0;
guint32 fmt = 0;
switch (pix_fmt) {
case PIX_FMT_YUVJ420P:
case PIX_FMT_YUV420P:
fmt = GST_MAKE_FOURCC ('I', '4', '2', '0');
break;
case PIX_FMT_YUYV422:
fmt = GST_MAKE_FOURCC ('Y', 'U', 'Y', '2');
break;
case PIX_FMT_RGB24:
bpp = depth = 24;
endianness = G_BIG_ENDIAN;
r_mask = 0xff0000;
g_mask = 0x00ff00;
b_mask = 0x0000ff;
break;
case PIX_FMT_BGR24:
bpp = depth = 24;
endianness = G_BIG_ENDIAN;
r_mask = 0x0000ff;
g_mask = 0x00ff00;
b_mask = 0xff0000;
break;
case PIX_FMT_YUVJ422P:
case PIX_FMT_YUV422P:
fmt = GST_MAKE_FOURCC ('Y', '4', '2', 'B');
break;
case PIX_FMT_YUVJ444P:
case PIX_FMT_YUV444P:
fmt = GST_MAKE_FOURCC ('Y', '4', '4', '4');
break;
case PIX_FMT_RGB32:
bpp = 32;
depth = 32;
endianness = G_BIG_ENDIAN;
#if (G_BYTE_ORDER == G_BIG_ENDIAN)
r_mask = 0x00ff0000;
g_mask = 0x0000ff00;
b_mask = 0x000000ff;
a_mask = 0xff000000;
#else
r_mask = 0x0000ff00;
g_mask = 0x00ff0000;
b_mask = 0xff000000;
a_mask = 0x000000ff;
#endif
break;
case PIX_FMT_YUV410P:
fmt = GST_MAKE_FOURCC ('Y', 'U', 'V', '9');
break;
case PIX_FMT_YUV411P:
fmt = GST_MAKE_FOURCC ('Y', '4', '1', 'B');
break;
case PIX_FMT_RGB565:
bpp = depth = 16;
endianness = G_BYTE_ORDER;
r_mask = 0xf800;
g_mask = 0x07e0;
b_mask = 0x001f;
break;
case PIX_FMT_RGB555:
bpp = 16;
depth = 15;
endianness = G_BYTE_ORDER;
r_mask = 0x7c00;
g_mask = 0x03e0;
b_mask = 0x001f;
break;
case PIX_FMT_PAL8:
bpp = depth = 8;
endianness = G_BYTE_ORDER;
break;
case PIX_FMT_GRAY8:
bpp = depth = 8;
caps = gst_ff_vid_caps_new (context, codec_id, "video/x-raw-gray",
"bpp", G_TYPE_INT, bpp, "depth", G_TYPE_INT, depth, NULL);
break;
default:
/* give up ... */
break;
}
if (caps == NULL) {
if (bpp != 0) {
if (r_mask != 0) {
if (a_mask) {
caps = gst_ff_vid_caps_new (context, codec_id, "video/x-raw-rgb",
"bpp", G_TYPE_INT, bpp,
"depth", G_TYPE_INT, depth,
"red_mask", G_TYPE_INT, r_mask,
"green_mask", G_TYPE_INT, g_mask,
"blue_mask", G_TYPE_INT, b_mask,
"alpha_mask", G_TYPE_INT, a_mask,
"endianness", G_TYPE_INT, endianness, NULL);
} else {
caps = gst_ff_vid_caps_new (context, codec_id, "video/x-raw-rgb",
"bpp", G_TYPE_INT, bpp,
"depth", G_TYPE_INT, depth,
"red_mask", G_TYPE_INT, r_mask,
"green_mask", G_TYPE_INT, g_mask,
"blue_mask", G_TYPE_INT, b_mask,
"endianness", G_TYPE_INT, endianness, NULL);
}
} else {
caps = gst_ff_vid_caps_new (context, codec_id, "video/x-raw-rgb",
"bpp", G_TYPE_INT, bpp,
"depth", G_TYPE_INT, depth,
"endianness", G_TYPE_INT, endianness, NULL);
if (caps && context) {
gst_ffmpeg_set_palette (caps, context);
}
}
} else if (fmt) {
caps = gst_ff_vid_caps_new (context, codec_id, "video/x-raw-yuv",
"format", GST_TYPE_FOURCC, fmt, NULL);
}
}
if (caps != NULL) {
GST_DEBUG ("caps for pix_fmt=%d: %" GST_PTR_FORMAT, pix_fmt, caps);
} else {
GST_LOG ("No caps found for pix_fmt=%d", pix_fmt);
}
return caps;
}
/* Convert a FFMPEG Sample Format and optional AVCodecContext
* to a GstCaps. If the context is ommitted, no fixed values
* for video/audio size will be included in the GstCaps
*
* See below for usefullness
*/
static GstCaps *
gst_ffmpeg_smpfmt_to_caps (enum SampleFormat sample_fmt,
AVCodecContext * context, enum CodecID codec_id)
{
GstCaps *caps = NULL;
int bpp = 0;
gboolean integer = TRUE;
gboolean signedness = FALSE;
switch (sample_fmt) {
case SAMPLE_FMT_S16:
signedness = TRUE;
bpp = 16;
break;
case SAMPLE_FMT_S32:
signedness = TRUE;
bpp = 32;
break;
case SAMPLE_FMT_FLT:
integer = FALSE;
bpp = 32;
break;
case SAMPLE_FMT_DBL:
integer = FALSE;
bpp = 64;
break;
default:
/* .. */
break;
}
if (bpp) {
if (integer) {
caps = gst_ff_aud_caps_new (context, codec_id, "audio/x-raw-int",
"signed", G_TYPE_BOOLEAN, signedness,
"endianness", G_TYPE_INT, G_BYTE_ORDER,
"width", G_TYPE_INT, bpp, "depth", G_TYPE_INT, bpp, NULL);
} else {
caps = gst_ff_aud_caps_new (context, codec_id, "audio/x-raw-float",
"endianness", G_TYPE_INT, G_BYTE_ORDER,
"width", G_TYPE_INT, bpp, NULL);
}
}
if (caps != NULL) {
GST_LOG ("caps for sample_fmt=%d: %" GST_PTR_FORMAT, sample_fmt, caps);
} else {
GST_LOG ("No caps found for sample_fmt=%d", sample_fmt);
}
return caps;
}
GstCaps *
gst_ffmpeg_codectype_to_audio_caps (AVCodecContext * context,
enum CodecID codec_id, gboolean encode, AVCodec * codec)
{
GstCaps *caps = NULL;
GST_DEBUG ("context:%p, codec_id:%d, encode:%d, codec:%p",
context, codec_id, encode, codec);
if (codec)
GST_DEBUG ("sample_fmts:%p, samplerates:%p",
codec->sample_fmts, codec->supported_samplerates);
if (context) {
/* Specific codec context */
caps = gst_ffmpeg_smpfmt_to_caps (context->sample_fmt, context, codec_id);
} else if (codec && codec->sample_fmts) {
GstCaps *temp;
int i;
caps = gst_caps_new_empty ();
for (i = 0; codec->sample_fmts[i] != -1; i++) {
temp =
gst_ffmpeg_smpfmt_to_caps (codec->sample_fmts[0], context, codec_id);
if (temp != NULL)
gst_caps_append (caps, temp);
}
} else {
GstCaps *temp;
enum SampleFormat i;
AVCodecContext ctx = { 0, };
ctx.channels = -1;
caps = gst_caps_new_empty ();
for (i = 0; i <= SAMPLE_FMT_DBL; i++) {
temp = gst_ffmpeg_smpfmt_to_caps (i, encode ? &ctx : NULL, codec_id);
if (temp != NULL) {
gst_caps_append (caps, temp);
}
}
}
return caps;
}
GstCaps *
gst_ffmpeg_codectype_to_video_caps (AVCodecContext * context,
enum CodecID codec_id, gboolean encode, AVCodec * codec)
{
GstCaps *caps;
if (context) {
caps = gst_ffmpeg_pixfmt_to_caps (context->pix_fmt, context, codec_id);
} else {
GstCaps *temp;
enum PixelFormat i;
AVCodecContext ctx = { 0, };
caps = gst_caps_new_empty ();
for (i = 0; i < PIX_FMT_NB; i++) {
ctx.width = -1;
ctx.pix_fmt = i;
temp = gst_ffmpeg_pixfmt_to_caps (i, encode ? &ctx : NULL, codec_id);
if (temp != NULL) {
gst_caps_append (caps, temp);
}
}
}
return caps;
}
/* Convert a FFMPEG codec Type and optional AVCodecContext
* to a GstCaps. If the context is ommitted, no fixed values
* for video/audio size will be included in the GstCaps
*
* CodecType is primarily meant for uncompressed data GstCaps!
*/
GstCaps *
gst_ffmpeg_codectype_to_caps (enum CodecType codec_type,
AVCodecContext * context, enum CodecID codec_id, gboolean encode)
{
GstCaps *caps;
switch (codec_type) {
case CODEC_TYPE_VIDEO:
caps =
gst_ffmpeg_codectype_to_video_caps (context, codec_id, encode, NULL);
break;
case CODEC_TYPE_AUDIO:
caps =
gst_ffmpeg_codectype_to_audio_caps (context, codec_id, encode, NULL);
break;
default:
caps = NULL;
break;
}
return caps;
}
/* Convert a GstCaps (audio/raw) to a FFMPEG SampleFmt
* and other audio properties in a AVCodecContext.
*
* For usefullness, see below
*/
static void
gst_ffmpeg_caps_to_smpfmt (const GstCaps * caps,
AVCodecContext * context, gboolean raw)
{
GstStructure *structure;
gint depth = 0, width = 0, endianness = 0;
gboolean signedness = FALSE;
g_return_if_fail (gst_caps_get_size (caps) == 1);
structure = gst_caps_get_structure (caps, 0);
gst_structure_get_int (structure, "channels", &context->channels);
gst_structure_get_int (structure, "rate", &context->sample_rate);
gst_structure_get_int (structure, "block_align", &context->block_align);
gst_structure_get_int (structure, "bitrate", &context->bit_rate);
if (!raw)
return;
if (!strcmp (gst_structure_get_name (structure), "audio/x-raw-float")) {
/* FLOAT */
if (gst_structure_get_int (structure, "width", &width) &&
gst_structure_get_int (structure, "endianness", &endianness)) {
if (endianness == G_BYTE_ORDER) {
if (width == 32)
context->sample_fmt = SAMPLE_FMT_FLT;
else if (width == 64)
context->sample_fmt = SAMPLE_FMT_DBL;
}
}
} else {
/* INT */
if (gst_structure_get_int (structure, "width", &width) &&
gst_structure_get_int (structure, "depth", &depth) &&
gst_structure_get_boolean (structure, "signed", &signedness) &&
gst_structure_get_int (structure, "endianness", &endianness)) {
if ((endianness == G_BYTE_ORDER) && (signedness == TRUE)) {
if ((width == 16) && (depth == 16))
context->sample_fmt = SAMPLE_FMT_S16;
else if ((width == 32) && (depth == 32))
context->sample_fmt = SAMPLE_FMT_S32;
}
}
}
}
/* Convert a GstCaps (video/raw) to a FFMPEG PixFmt
* and other video properties in a AVCodecContext.
*
* For usefullness, see below
*/
static void
gst_ffmpeg_caps_to_pixfmt (const GstCaps * caps,
AVCodecContext * context, gboolean raw)
{
GstStructure *structure;
const GValue *fps;
const GValue *par = NULL;
GST_DEBUG ("converting caps %" GST_PTR_FORMAT, caps);
g_return_if_fail (gst_caps_get_size (caps) == 1);
structure = gst_caps_get_structure (caps, 0);
gst_structure_get_int (structure, "width", &context->width);
gst_structure_get_int (structure, "height", &context->height);
gst_structure_get_int (structure, "bpp", &context->bits_per_coded_sample);
fps = gst_structure_get_value (structure, "framerate");
if (fps != NULL && GST_VALUE_HOLDS_FRACTION (fps)) {
/* somehow these seem mixed up.. */
context->time_base.den = gst_value_get_fraction_numerator (fps);
context->time_base.num = gst_value_get_fraction_denominator (fps);
context->ticks_per_frame = 1;
GST_DEBUG ("setting framerate %d/%d = %lf",
context->time_base.den, context->time_base.num,
1. * context->time_base.den / context->time_base.num);
}
par = gst_structure_get_value (structure, "pixel-aspect-ratio");
if (par && GST_VALUE_HOLDS_FRACTION (par)) {
context->sample_aspect_ratio.num = gst_value_get_fraction_numerator (par);
context->sample_aspect_ratio.den = gst_value_get_fraction_denominator (par);
GST_DEBUG ("setting pixel-aspect-ratio %d/%d = %lf",
context->sample_aspect_ratio.den, context->sample_aspect_ratio.num,
1. * context->sample_aspect_ratio.den /
context->sample_aspect_ratio.num);
}
if (!raw)
return;
g_return_if_fail (fps != NULL && GST_VALUE_HOLDS_FRACTION (fps));
if (strcmp (gst_structure_get_name (structure), "video/x-raw-yuv") == 0) {
guint32 fourcc;
if (gst_structure_get_fourcc (structure, "format", &fourcc)) {
switch (fourcc) {
case GST_MAKE_FOURCC ('Y', 'U', 'Y', '2'):
context->pix_fmt = PIX_FMT_YUYV422;
break;
case GST_MAKE_FOURCC ('I', '4', '2', '0'):
context->pix_fmt = PIX_FMT_YUV420P;
break;
case GST_MAKE_FOURCC ('Y', '4', '1', 'B'):
context->pix_fmt = PIX_FMT_YUV411P;
break;
case GST_MAKE_FOURCC ('Y', '4', '2', 'B'):
context->pix_fmt = PIX_FMT_YUV422P;
break;
case GST_MAKE_FOURCC ('Y', 'U', 'V', '9'):
context->pix_fmt = PIX_FMT_YUV410P;
break;
#if 0
case FIXME:
context->pix_fmt = PIX_FMT_YUV444P;
break;
#endif
}
}
} else if (strcmp (gst_structure_get_name (structure),
"video/x-raw-rgb") == 0) {
gint bpp = 0, rmask = 0, endianness = 0;
if (gst_structure_get_int (structure, "bpp", &bpp) &&
gst_structure_get_int (structure, "endianness", &endianness)) {
if (gst_structure_get_int (structure, "red_mask", &rmask)) {
switch (bpp) {
case 32:
#if (G_BYTE_ORDER == G_BIG_ENDIAN)
if (rmask == 0x00ff0000)
#else
if (rmask == 0x0000ff00)
#endif
context->pix_fmt = PIX_FMT_RGB32;
break;
case 24:
if (rmask == 0x0000FF)
context->pix_fmt = PIX_FMT_BGR24;
else
context->pix_fmt = PIX_FMT_RGB24;
break;
case 16:
if (endianness == G_BYTE_ORDER)
context->pix_fmt = PIX_FMT_RGB565;
break;
case 15:
if (endianness == G_BYTE_ORDER)
context->pix_fmt = PIX_FMT_RGB555;
break;
default:
/* nothing */
break;
}
} else {
if (bpp == 8) {
context->pix_fmt = PIX_FMT_PAL8;
gst_ffmpeg_get_palette (caps, context);
}
}
}
} else if (strcmp (gst_structure_get_name (structure),
"video/x-raw-gray") == 0) {
gint bpp = 0;
if (gst_structure_get_int (structure, "bpp", &bpp)) {
switch (bpp) {
case 8:
context->pix_fmt = PIX_FMT_GRAY8;
break;
}
}
}
}
/* Convert a GstCaps and a FFMPEG codec Type to a
* AVCodecContext. If the context is ommitted, no fixed values
* for video/audio size will be included in the context
*
* CodecType is primarily meant for uncompressed data GstCaps!
*/
void
gst_ffmpeg_caps_with_codectype (enum CodecType type,
const GstCaps * caps, AVCodecContext * context)
{
if (context == NULL)
return;
switch (type) {
case CODEC_TYPE_VIDEO:
gst_ffmpeg_caps_to_pixfmt (caps, context, TRUE);
break;
case CODEC_TYPE_AUDIO:
gst_ffmpeg_caps_to_smpfmt (caps, context, TRUE);
break;
default:
/* unknown */
break;
}
}
static void
nal_escape (guint8 * dst, guint8 * src, guint size, guint * destsize)
{
guint8 *dstp = dst;
guint8 *srcp = src;
guint8 *end = src + size;
gint count = 0;
while (srcp < end) {
if (count == 2 && *srcp <= 0x03) {
GST_DEBUG ("added escape code");
*dstp++ = 0x03;
count = 0;
}
if (*srcp == 0)
count++;
else
count = 0;
GST_DEBUG ("copy %02x, count %d", *srcp, count);
*dstp++ = *srcp++;
}
*destsize = dstp - dst;
}
/* copy the config, escaping NAL units as we iterate them, if something fails we
* copy everything and hope for the best. */
static void
copy_config (guint8 * dst, guint8 * src, guint size, guint * destsize)
{
guint8 *dstp = dst;
guint8 *srcp = src;
gint cnt, i;
guint nalsize, esize;
/* check size */
if (size < 7)
goto full_copy;
/* check version */
if (*srcp != 1)
goto full_copy;
cnt = *(srcp + 5) & 0x1f; /* Number of sps */
GST_DEBUG ("num SPS %d", cnt);
memcpy (dstp, srcp, 6);
srcp += 6;
dstp += 6;
for (i = 0; i < cnt; i++) {
GST_DEBUG ("copy SPS %d", i);
nalsize = (srcp[0] << 8) | srcp[1];
nal_escape (dstp + 2, srcp + 2, nalsize, &esize);
dstp[0] = esize >> 8;
dstp[1] = esize & 0xff;
dstp += esize + 2;
srcp += nalsize + 2;
}
cnt = *(dstp++) = *(srcp++); /* Number of pps */
GST_DEBUG ("num PPS %d", cnt);
for (i = 0; i < cnt; i++) {
GST_DEBUG ("copy PPS %d", i);
nalsize = (srcp[0] << 8) | srcp[1];
nal_escape (dstp + 2, srcp + 2, nalsize, &esize);
dstp[0] = esize >> 8;
dstp[1] = esize & 0xff;
dstp += esize + 2;
srcp += nalsize + 2;
}
*destsize = dstp - dst;
return;
full_copy:
{
GST_DEBUG ("something unexpected, doing full copy");
memcpy (dst, src, size);
*destsize = size;
return;
}
}
/*
* caps_with_codecid () transforms a GstCaps for a known codec
* ID into a filled-in context.
* codec_data from caps will override possible extradata already in the context
*/
void
gst_ffmpeg_caps_with_codecid (enum CodecID codec_id,
enum CodecType codec_type, const GstCaps * caps, AVCodecContext * context)
{
GstStructure *str;
const GValue *value;
const GstBuffer *buf;
if (!context || !gst_caps_get_size (caps))
return;
str = gst_caps_get_structure (caps, 0);
/* extradata parsing (esds [mpeg4], wma/wmv, msmpeg4v1/2/3, etc.) */
if ((value = gst_structure_get_value (str, "codec_data"))) {
guint size;
guint8 *data;
buf = GST_BUFFER_CAST (gst_value_get_mini_object (value));
size = GST_BUFFER_SIZE (buf);
data = GST_BUFFER_DATA (buf);
/* free the old one if it is there */
if (context->extradata)
av_free (context->extradata);
if (codec_id == CODEC_ID_H264) {
guint extrasize;
GST_DEBUG ("copy, escaping codec_data %d", size);
/* ffmpeg h264 expects the codec_data to be escaped, there is no real
* reason for this but let's just escape it for now. Start by allocating
* enough space, x2 is more than enough. */
context->extradata =
av_mallocz (GST_ROUND_UP_16 (size * 2 +
FF_INPUT_BUFFER_PADDING_SIZE));
copy_config (context->extradata, data, size, &extrasize);
GST_DEBUG ("escaped size: %d", extrasize);
context->extradata_size = extrasize;
} else {
/* allocate with enough padding */
GST_DEBUG ("copy codec_data");
context->extradata =
av_mallocz (GST_ROUND_UP_16 (size + FF_INPUT_BUFFER_PADDING_SIZE));
memcpy (context->extradata, data, size);
context->extradata_size = size;
}
GST_DEBUG ("have codec data of size %d", size);
} else if (context->extradata == NULL) {
/* no extradata, alloc dummy with 0 sized, some codecs insist on reading
* extradata anyway which makes then segfault. */
context->extradata =
av_mallocz (GST_ROUND_UP_16 (FF_INPUT_BUFFER_PADDING_SIZE));
context->extradata_size = 0;
GST_DEBUG ("no codec data");
}
switch (codec_id) {
case CODEC_ID_MPEG4:
{
const gchar *mime = gst_structure_get_name (str);
if (!strcmp (mime, "video/x-divx"))
context->codec_tag = GST_MAKE_FOURCC ('D', 'I', 'V', 'X');
else if (!strcmp (mime, "video/x-xvid"))
context->codec_tag = GST_MAKE_FOURCC ('X', 'V', 'I', 'D');
else if (!strcmp (mime, "video/x-3ivx"))
context->codec_tag = GST_MAKE_FOURCC ('3', 'I', 'V', '1');
else if (!strcmp (mime, "video/mpeg"))
context->codec_tag = GST_MAKE_FOURCC ('m', 'p', '4', 'v');
}
break;
case CODEC_ID_SVQ3:
/* FIXME: this is a workaround for older gst-plugins releases
* (<= 0.8.9). This should be removed at some point, because
* it causes wrong decoded frame order. */
if (!context->extradata) {
gint halfpel_flag, thirdpel_flag, low_delay, unknown_svq3_flag;
guint16 flags;
if (gst_structure_get_int (str, "halfpel_flag", &halfpel_flag) ||
gst_structure_get_int (str, "thirdpel_flag", &thirdpel_flag) ||
gst_structure_get_int (str, "low_delay", &low_delay) ||
gst_structure_get_int (str, "unknown_svq3_flag",
&unknown_svq3_flag)) {
context->extradata = (guint8 *) av_mallocz (0x64);
g_stpcpy ((gchar *) context->extradata, "SVQ3");
flags = 1 << 3;
flags |= low_delay;
flags = flags << 2;
flags |= unknown_svq3_flag;
flags = flags << 6;
flags |= halfpel_flag;
flags = flags << 1;
flags |= thirdpel_flag;
flags = flags << 3;
flags = GUINT16_FROM_LE (flags);
memcpy ((gchar *) context->extradata + 0x62, &flags, 2);
context->extradata_size = 0x64;
}
}
break;
case CODEC_ID_MSRLE:
case CODEC_ID_QTRLE:
case CODEC_ID_TSCC:
case CODEC_ID_APE:
{
gint depth;
if (gst_structure_get_int (str, "depth", &depth)) {
context->bits_per_coded_sample = depth;
} else {
GST_WARNING ("No depth field in caps %" GST_PTR_FORMAT, caps);
}
}
break;
case CODEC_ID_RV10:
case CODEC_ID_RV20:
case CODEC_ID_RV30:
case CODEC_ID_RV40:
{
gint format;
if (gst_structure_get_int (str, "format", &format))
context->sub_id = format;
break;
}
case CODEC_ID_COOK:
case CODEC_ID_RA_288:
case CODEC_ID_RA_144:
{
gint leaf_size;
gint bitrate;
if (gst_structure_get_int (str, "leaf_size", &leaf_size))
context->block_align = leaf_size;
if (gst_structure_get_int (str, "bitrate", &bitrate))
context->bit_rate = bitrate;
}
case CODEC_ID_ALAC:
gst_structure_get_int (str, "samplesize",
&context->bits_per_coded_sample);
break;
case CODEC_ID_DVVIDEO:
{
guint32 fourcc;
if (gst_structure_get_fourcc (str, "format", &fourcc))
switch (fourcc) {
case GST_MAKE_FOURCC ('Y', 'U', 'Y', '2'):
context->pix_fmt = PIX_FMT_YUYV422;
break;
case GST_MAKE_FOURCC ('I', '4', '2', '0'):
context->pix_fmt = PIX_FMT_YUV420P;
break;
case GST_MAKE_FOURCC ('Y', '4', '1', 'B'):
context->pix_fmt = PIX_FMT_YUV411P;
break;
case GST_MAKE_FOURCC ('Y', '4', '2', 'B'):
context->pix_fmt = PIX_FMT_YUV422P;
break;
case GST_MAKE_FOURCC ('Y', 'U', 'V', '9'):
context->pix_fmt = PIX_FMT_YUV410P;
break;
default:
GST_WARNING ("couldn't convert fourcc %" GST_FOURCC_FORMAT
" to a pixel format", GST_FOURCC_ARGS (fourcc));
break;
}
}
default:
break;
}
if (!gst_caps_is_fixed (caps))
return;
/* common properties (width, height, fps) */
switch (codec_type) {
case CODEC_TYPE_VIDEO:
gst_ffmpeg_caps_to_pixfmt (caps, context, codec_id == CODEC_ID_RAWVIDEO);
gst_ffmpeg_get_palette (caps, context);
break;
case CODEC_TYPE_AUDIO:
gst_ffmpeg_caps_to_smpfmt (caps, context, FALSE);
break;
default:
break;
}
}
/* _formatid_to_caps () is meant for muxers/demuxers, it
* transforms a name (ffmpeg way of ID'ing these, why don't
* they have unique numerical IDs?) to the corresponding
* caps belonging to that mux-format
*
* Note: we don't need any additional info because the caps
* isn't supposed to contain any useful info besides the
* media type anyway
*/
GstCaps *
gst_ffmpeg_formatid_to_caps (const gchar * format_name)
{
GstCaps *caps = NULL;
if (!strcmp (format_name, "mpeg")) {
caps = gst_caps_new_simple ("video/mpeg",
"systemstream", G_TYPE_BOOLEAN, TRUE, NULL);
} else if (!strcmp (format_name, "mpegts")) {
caps = gst_caps_new_simple ("video/mpegts",
"systemstream", G_TYPE_BOOLEAN, TRUE, NULL);
} else if (!strcmp (format_name, "rm")) {
caps = gst_caps_new_simple ("application/x-pn-realmedia",
"systemstream", G_TYPE_BOOLEAN, TRUE, NULL);
} else if (!strcmp (format_name, "asf")) {
caps = gst_caps_new_simple ("video/x-ms-asf", NULL);
} else if (!strcmp (format_name, "avi")) {
caps = gst_caps_new_simple ("video/x-msvideo", NULL);
} else if (!strcmp (format_name, "wav")) {
caps = gst_caps_new_simple ("audio/x-wav", NULL);
} else if (!strcmp (format_name, "ape")) {
caps = gst_caps_new_simple ("application/x-ape", NULL);
} else if (!strcmp (format_name, "swf")) {
caps = gst_caps_new_simple ("application/x-shockwave-flash", NULL);
} else if (!strcmp (format_name, "au")) {
caps = gst_caps_new_simple ("audio/x-au", NULL);
} else if (!strcmp (format_name, "dv")) {
caps = gst_caps_new_simple ("video/x-dv",
"systemstream", G_TYPE_BOOLEAN, TRUE, NULL);
} else if (!strcmp (format_name, "4xm")) {
caps = gst_caps_new_simple ("video/x-4xm", NULL);
} else if (!strcmp (format_name, "matroska")) {
caps = gst_caps_new_simple ("video/x-matroska", NULL);
} else if (!strcmp (format_name, "mp3")) {
caps = gst_caps_new_simple ("application/x-id3", NULL);
} else if (!strcmp (format_name, "flic")) {
caps = gst_caps_new_simple ("video/x-fli", NULL);
} else if (!strcmp (format_name, "flv")) {
caps = gst_caps_new_simple ("video/x-flv", NULL);
} else if (!strcmp (format_name, "tta")) {
caps = gst_caps_new_simple ("audio/x-ttafile", NULL);
} else if (!strcmp (format_name, "aiff")) {
caps = gst_caps_new_simple ("audio/x-aiff", NULL);
} else if (!strcmp (format_name, "mov_mp4_m4a_3gp_3g2")) {
caps =
gst_caps_from_string
("application/x-3gp; video/quicktime; audio/x-m4a");
} else if (!strcmp (format_name, "mov")) {
caps = gst_caps_new_simple ("video/quicktime", NULL);
} else if (!strcmp (format_name, "mp4")) {
caps = gst_caps_new_simple ("video/quicktime", NULL);
} else if ((!strcmp (format_name, "3gp")) || (!strcmp (format_name, "3gp2"))) {
caps = gst_caps_new_simple ("application/x-3gp", NULL);
} else if (!strcmp (format_name, "aac")) {
caps = gst_caps_new_simple ("audio/mpeg",
"mpegversion", G_TYPE_INT, 4, NULL);
} else if (!strcmp (format_name, "gif")) {
caps = gst_caps_from_string ("image/gif");
} else if (!strcmp (format_name, "ogg")) {
caps = gst_caps_from_string ("application/ogg");
} else if (!strcmp (format_name, "mxf") || !strcmp (format_name, "mxf_d10")) {
caps = gst_caps_from_string ("application/mxf");
} else if (!strcmp (format_name, "gxf")) {
caps = gst_caps_from_string ("application/gxf");
} else if (!strcmp (format_name, "yuv4mpegpipe")) {
caps = gst_caps_new_simple ("application/x-yuv4mpeg",
"y4mversion", G_TYPE_INT, 2, NULL);
} else if (!strcmp (format_name, "mpc")) {
caps = gst_caps_from_string ("audio/x-musepack, streamversion = (int) 7");
} else {
gchar *name;
GST_LOG ("Could not create stream format caps for %s", format_name);
name = g_strdup_printf ("application/x-gst_ff-%s", format_name);
caps = gst_caps_new_simple (name, NULL);
g_free (name);
}
return caps;
}
gboolean
gst_ffmpeg_formatid_get_codecids (const gchar * format_name,
enum CodecID ** video_codec_list, enum CodecID ** audio_codec_list,
AVOutputFormat * plugin)
{
static enum CodecID tmp_vlist[] = {
CODEC_ID_NONE,
CODEC_ID_NONE
};
static enum CodecID tmp_alist[] = {
CODEC_ID_NONE,
CODEC_ID_NONE
};
GST_LOG ("format_name : %s", format_name);
if (!strcmp (format_name, "mp4")) {
static enum CodecID mp4_video_list[] = {
CODEC_ID_MPEG4, CODEC_ID_H264,
CODEC_ID_MJPEG,
CODEC_ID_NONE
};
static enum CodecID mp4_audio_list[] = {
CODEC_ID_AAC, CODEC_ID_MP3,
CODEC_ID_NONE
};
*video_codec_list = mp4_video_list;
*audio_codec_list = mp4_audio_list;
} else if (!strcmp (format_name, "mpeg")) {
static enum CodecID mpeg_video_list[] = { CODEC_ID_MPEG1VIDEO,
CODEC_ID_MPEG2VIDEO,
CODEC_ID_H264,
CODEC_ID_NONE
};
static enum CodecID mpeg_audio_list[] = { CODEC_ID_MP1,
CODEC_ID_MP2,
CODEC_ID_MP3,
CODEC_ID_NONE
};
*video_codec_list = mpeg_video_list;
*audio_codec_list = mpeg_audio_list;
} else if (!strcmp (format_name, "dvd")) {
static enum CodecID mpeg_video_list[] = { CODEC_ID_MPEG2VIDEO,
CODEC_ID_NONE
};
static enum CodecID mpeg_audio_list[] = { CODEC_ID_MP2,
CODEC_ID_MP3,
CODEC_ID_NONE
};
*video_codec_list = mpeg_video_list;
*audio_codec_list = mpeg_audio_list;
} else if (!strcmp (format_name, "mpegts")) {
static enum CodecID mpegts_video_list[] = { CODEC_ID_MPEG1VIDEO,
CODEC_ID_MPEG2VIDEO,
CODEC_ID_H264,
CODEC_ID_NONE
};
static enum CodecID mpegts_audio_list[] = { CODEC_ID_MP2,
CODEC_ID_MP3,
CODEC_ID_AC3,
CODEC_ID_DTS,
CODEC_ID_AAC,
CODEC_ID_NONE
};
*video_codec_list = mpegts_video_list;
*audio_codec_list = mpegts_audio_list;
} else if (!strcmp (format_name, "vob")) {
static enum CodecID vob_video_list[] =
{ CODEC_ID_MPEG2VIDEO, CODEC_ID_NONE };
static enum CodecID vob_audio_list[] = { CODEC_ID_MP2, CODEC_ID_AC3,
CODEC_ID_DTS, CODEC_ID_NONE
};
*video_codec_list = vob_video_list;
*audio_codec_list = vob_audio_list;
} else if (!strcmp (format_name, "flv")) {
static enum CodecID flv_video_list[] = { CODEC_ID_FLV1, CODEC_ID_NONE };
static enum CodecID flv_audio_list[] = { CODEC_ID_MP3, CODEC_ID_NONE };
*video_codec_list = flv_video_list;
*audio_codec_list = flv_audio_list;
} else if (!strcmp (format_name, "asf")) {
static enum CodecID asf_video_list[] =
{ CODEC_ID_WMV1, CODEC_ID_WMV2, CODEC_ID_MSMPEG4V3, CODEC_ID_NONE };
static enum CodecID asf_audio_list[] =
{ CODEC_ID_WMAV1, CODEC_ID_WMAV2, CODEC_ID_MP3, CODEC_ID_NONE };
*video_codec_list = asf_video_list;
*audio_codec_list = asf_audio_list;
} else if (!strcmp (format_name, "dv")) {
static enum CodecID dv_video_list[] = { CODEC_ID_DVVIDEO, CODEC_ID_NONE };
static enum CodecID dv_audio_list[] = { CODEC_ID_PCM_S16LE, CODEC_ID_NONE };
*video_codec_list = dv_video_list;
*audio_codec_list = dv_audio_list;
} else if (!strcmp (format_name, "mov")) {
static enum CodecID mov_video_list[] = {
CODEC_ID_SVQ1, CODEC_ID_SVQ3, CODEC_ID_MPEG4,
CODEC_ID_H263, CODEC_ID_H263P,
CODEC_ID_H264, CODEC_ID_DVVIDEO,
CODEC_ID_MJPEG,
CODEC_ID_NONE
};
static enum CodecID mov_audio_list[] = {
CODEC_ID_PCM_MULAW, CODEC_ID_PCM_ALAW, CODEC_ID_ADPCM_IMA_QT,
CODEC_ID_MACE3, CODEC_ID_MACE6, CODEC_ID_AAC,
CODEC_ID_AMR_NB, CODEC_ID_AMR_WB,
CODEC_ID_PCM_S16BE, CODEC_ID_PCM_S16LE,
CODEC_ID_MP3, CODEC_ID_NONE
};
*video_codec_list = mov_video_list;
*audio_codec_list = mov_audio_list;
} else if ((!strcmp (format_name, "3gp") || !strcmp (format_name, "3g2"))) {
static enum CodecID tgp_video_list[] = {
CODEC_ID_MPEG4, CODEC_ID_H263, CODEC_ID_H263P, CODEC_ID_H264,
CODEC_ID_NONE
};
static enum CodecID tgp_audio_list[] = {
CODEC_ID_AMR_NB, CODEC_ID_AMR_WB,
CODEC_ID_AAC,
CODEC_ID_NONE
};
*video_codec_list = tgp_video_list;
*audio_codec_list = tgp_audio_list;
} else if (!strcmp (format_name, "mmf")) {
static enum CodecID mmf_audio_list[] = {
CODEC_ID_ADPCM_YAMAHA, CODEC_ID_NONE
};
*video_codec_list = NULL;
*audio_codec_list = mmf_audio_list;
} else if (!strcmp (format_name, "amr")) {
static enum CodecID amr_audio_list[] = {
CODEC_ID_AMR_NB, CODEC_ID_AMR_WB,
CODEC_ID_NONE
};
*video_codec_list = NULL;
*audio_codec_list = amr_audio_list;
} else if (!strcmp (format_name, "gif")) {
static enum CodecID gif_image_list[] = {
CODEC_ID_RAWVIDEO, CODEC_ID_NONE
};
*video_codec_list = gif_image_list;
*audio_codec_list = NULL;
} else if ((plugin->audio_codec != CODEC_ID_NONE) ||
(plugin->video_codec != CODEC_ID_NONE)) {
tmp_vlist[0] = plugin->video_codec;
tmp_alist[0] = plugin->audio_codec;
*video_codec_list = tmp_vlist;
*audio_codec_list = tmp_alist;
} else {
GST_LOG ("Format %s not found", format_name);
return FALSE;
}
return TRUE;
}
/* Convert a GstCaps to a FFMPEG codec ID. Size et all
* are omitted, that can be queried by the user itself,
* we're not eating the GstCaps or anything
* A pointer to an allocated context is also needed for
* optional extra info
*/
enum CodecID
gst_ffmpeg_caps_to_codecid (const GstCaps * caps, AVCodecContext * context)
{
enum CodecID id = CODEC_ID_NONE;
const gchar *mimetype;
const GstStructure *structure;
gboolean video = FALSE, audio = FALSE; /* we want to be sure! */
g_return_val_if_fail (caps != NULL, CODEC_ID_NONE);
g_return_val_if_fail (gst_caps_get_size (caps) == 1, CODEC_ID_NONE);
structure = gst_caps_get_structure (caps, 0);
mimetype = gst_structure_get_name (structure);
if (!strcmp (mimetype, "video/x-raw-rgb") ||
!strcmp (mimetype, "video/x-raw-yuv")) {
id = CODEC_ID_RAWVIDEO;
video = TRUE;
} else if (!strcmp (mimetype, "audio/x-raw-int")) {
gint depth, width, endianness;
gboolean signedness;
if (gst_structure_get_int (structure, "endianness", &endianness) &&
gst_structure_get_boolean (structure, "signed", &signedness) &&
gst_structure_get_int (structure, "width", &width) &&
gst_structure_get_int (structure, "depth", &depth) && depth == width) {
switch (depth) {
case 8:
if (signedness) {
id = CODEC_ID_PCM_S8;
} else {
id = CODEC_ID_PCM_U8;
}
break;
case 16:
switch (endianness) {
case G_BIG_ENDIAN:
if (signedness) {
id = CODEC_ID_PCM_S16BE;
} else {
id = CODEC_ID_PCM_U16BE;
}
break;
case G_LITTLE_ENDIAN:
if (signedness) {
id = CODEC_ID_PCM_S16LE;
} else {
id = CODEC_ID_PCM_U16LE;
}
break;
}
break;
}
if (id != CODEC_ID_NONE)
audio = TRUE;
}
} else if (!strcmp (mimetype, "audio/x-mulaw")) {
id = CODEC_ID_PCM_MULAW;
audio = TRUE;
} else if (!strcmp (mimetype, "audio/x-alaw")) {
id = CODEC_ID_PCM_ALAW;
audio = TRUE;
} else if (!strcmp (mimetype, "video/x-dv")) {
gboolean sys_strm;
if (gst_structure_get_boolean (structure, "systemstream", &sys_strm) &&
!sys_strm) {
id = CODEC_ID_DVVIDEO;
video = TRUE;
}
} else if (!strcmp (mimetype, "audio/x-dv")) { /* ??? */
id = CODEC_ID_DVAUDIO;
audio = TRUE;
} else if (!strcmp (mimetype, "video/x-h263")) {
const gchar *h263version =
gst_structure_get_string (structure, "h263version");
if (h263version && !strcmp (h263version, "h263p"))
id = CODEC_ID_H263P;
else
id = CODEC_ID_H263;
video = TRUE;
} else if (!strcmp (mimetype, "video/x-intel-h263")) {
id = CODEC_ID_H263I;
video = TRUE;
} else if (!strcmp (mimetype, "video/x-h261")) {
id = CODEC_ID_H261;
video = TRUE;
} else if (!strcmp (mimetype, "video/mpeg")) {
gboolean sys_strm;
gint mpegversion;
if (gst_structure_get_boolean (structure, "systemstream", &sys_strm) &&
gst_structure_get_int (structure, "mpegversion", &mpegversion) &&
!sys_strm) {
switch (mpegversion) {
case 1:
id = CODEC_ID_MPEG1VIDEO;
break;
case 2:
id = CODEC_ID_MPEG2VIDEO;
break;
case 4:
id = CODEC_ID_MPEG4;
break;
}
}
if (id != CODEC_ID_NONE)
video = TRUE;
} else if (!strcmp (mimetype, "image/jpeg")) {
id = CODEC_ID_MJPEG; /* A... B... */
video = TRUE;
} else if (!strcmp (mimetype, "video/x-jpeg-b")) {
id = CODEC_ID_MJPEGB;
video = TRUE;
} else if (!strcmp (mimetype, "video/x-wmv")) {
gint wmvversion = 0;
if (gst_structure_get_int (structure, "wmvversion", &wmvversion)) {
switch (wmvversion) {
case 1:
id = CODEC_ID_WMV1;
break;
case 2:
id = CODEC_ID_WMV2;
break;
case 3:
{
guint32 fourcc;
if (gst_structure_get_fourcc (structure, "fourcc", &fourcc)) {
if ((fourcc == GST_MAKE_FOURCC ('W', 'V', 'C', '1')) ||
(fourcc == GST_MAKE_FOURCC ('W', 'M', 'V', 'A')))
id = CODEC_ID_VC1;
} else
id = CODEC_ID_WMV3;
}
break;
}
}
if (id != CODEC_ID_NONE)
video = TRUE;
} else if (!strcmp (mimetype, "audio/x-vorbis")) {
id = CODEC_ID_VORBIS;
audio = TRUE;
} else if (!strcmp (mimetype, "audio/x-qdm2")) {
id = CODEC_ID_QDM2;
audio = TRUE;
} else if (!strcmp (mimetype, "audio/mpeg")) {
gint layer = 0;
gint mpegversion = 0;
if (gst_structure_get_int (structure, "mpegversion", &mpegversion)) {
switch (mpegversion) {
case 2: /* ffmpeg uses faad for both... */
case 4:
id = CODEC_ID_AAC;
break;
case 1:
if (gst_structure_get_int (structure, "layer", &layer)) {
switch (layer) {
case 1:
id = CODEC_ID_MP1;
break;
case 2:
id = CODEC_ID_MP2;
break;
case 3:
id = CODEC_ID_MP3;
break;
}
}
}
}
if (id != CODEC_ID_NONE)
audio = TRUE;
} else if (!strcmp (mimetype, "audio/x-musepack")) {
gint streamversion = -1;
if (gst_structure_get_int (structure, "streamversion", &streamversion)) {
if (streamversion == 7)
id = CODEC_ID_MUSEPACK7;
} else {
id = CODEC_ID_MUSEPACK7;
}
} else if (!strcmp (mimetype, "audio/x-wma")) {
gint wmaversion = 0;
if (gst_structure_get_int (structure, "wmaversion", &wmaversion)) {
switch (wmaversion) {
case 1:
id = CODEC_ID_WMAV1;
break;
case 2:
id = CODEC_ID_WMAV2;
break;
}
}
if (id != CODEC_ID_NONE)
audio = TRUE;
} else if (!strcmp (mimetype, "audio/x-ac3")) {
id = CODEC_ID_AC3;
audio = TRUE;
} else if (!strcmp (mimetype, "audio/x-eac3")) {
id = CODEC_ID_EAC3;
audio = TRUE;
} else if (!strcmp (mimetype, "audio/x-vnd.sony.atrac3") ||
!strcmp (mimetype, "audio/atrac3")) {
id = CODEC_ID_ATRAC3;
audio = TRUE;
} else if (!strcmp (mimetype, "audio/x-dts")) {
id = CODEC_ID_DTS;
audio = TRUE;
} else if (!strcmp (mimetype, "application/x-ape")) {
id = CODEC_ID_APE;
audio = TRUE;
} else if (!strcmp (mimetype, "video/x-msmpeg")) {
gint msmpegversion = 0;
if (gst_structure_get_int (structure, "msmpegversion", &msmpegversion)) {
switch (msmpegversion) {
case 41:
id = CODEC_ID_MSMPEG4V1;
break;
case 42:
id = CODEC_ID_MSMPEG4V2;
break;
case 43:
id = CODEC_ID_MSMPEG4V3;
break;
}
}
if (id != CODEC_ID_NONE)
video = TRUE;
} else if (!strcmp (mimetype, "video/x-svq")) {
gint svqversion = 0;
if (gst_structure_get_int (structure, "svqversion", &svqversion)) {
switch (svqversion) {
case 1:
id = CODEC_ID_SVQ1;
break;
case 3:
id = CODEC_ID_SVQ3;
break;
}
}
if (id != CODEC_ID_NONE)
video = TRUE;
} else if (!strcmp (mimetype, "video/x-huffyuv")) {
id = CODEC_ID_HUFFYUV;
video = TRUE;
} else if (!strcmp (mimetype, "audio/x-mace")) {
gint maceversion = 0;
if (gst_structure_get_int (structure, "maceversion", &maceversion)) {
switch (maceversion) {
case 3:
id = CODEC_ID_MACE3;
break;
case 6:
id = CODEC_ID_MACE6;
break;
}
}
if (id != CODEC_ID_NONE)
audio = TRUE;
} else if (!strcmp (mimetype, "video/x-theora")) {
id = CODEC_ID_THEORA;
video = TRUE;
} else if (!strcmp (mimetype, "video/x-vp3")) {
id = CODEC_ID_VP3;
video = TRUE;
} else if (!strcmp (mimetype, "video/x-vp5")) {
id = CODEC_ID_VP5;
video = TRUE;
} else if (!strcmp (mimetype, "video/x-vp6")) {
id = CODEC_ID_VP6;
video = TRUE;
} else if (!strcmp (mimetype, "video/x-vp6-flash")) {
id = CODEC_ID_VP6F;
video = TRUE;
} else if (!strcmp (mimetype, "video/x-vp6-alpha")) {
id = CODEC_ID_VP6A;
video = TRUE;
} else if (!strcmp (mimetype, "video/x-flash-screen")) {
id = CODEC_ID_FLASHSV;
video = TRUE;
} else if (!strcmp (mimetype, "video/x-indeo")) {
gint indeoversion = 0;
if (gst_structure_get_int (structure, "indeoversion", &indeoversion)) {
switch (indeoversion) {
case 3:
id = CODEC_ID_INDEO3;
break;
case 2:
id = CODEC_ID_INDEO2;
break;
}
if (id != CODEC_ID_NONE)
video = TRUE;
}
} else if (!strcmp (mimetype, "video/x-divx")) {
gint divxversion = 0;
if (gst_structure_get_int (structure, "divxversion", &divxversion)) {
switch (divxversion) {
case 3:
id = CODEC_ID_MSMPEG4V3;
break;
case 4:
case 5:
id = CODEC_ID_MPEG4;
break;
}
}
if (id != CODEC_ID_NONE)
video = TRUE;
} else if (!strcmp (mimetype, "video/x-3ivx")) {
id = CODEC_ID_MPEG4;
video = TRUE;
} else if (!strcmp (mimetype, "video/x-xvid")) {
id = CODEC_ID_MPEG4;
video = TRUE;
} else if (!strcmp (mimetype, "video/x-ffv")) {
gint ffvversion = 0;
if (gst_structure_get_int (structure, "ffvversion", &ffvversion) &&
ffvversion == 1) {
id = CODEC_ID_FFV1;
video = TRUE;
}
} else if (!strcmp (mimetype, "audio/x-adpcm")) {
const gchar *layout;
layout = gst_structure_get_string (structure, "layout");
if (layout == NULL) {
/* break */
} else if (!strcmp (layout, "quicktime")) {
id = CODEC_ID_ADPCM_IMA_QT;
} else if (!strcmp (layout, "microsoft")) {
id = CODEC_ID_ADPCM_MS;
} else if (!strcmp (layout, "dvi")) {
id = CODEC_ID_ADPCM_IMA_WAV;
} else if (!strcmp (layout, "4xm")) {
id = CODEC_ID_ADPCM_4XM;
} else if (!strcmp (layout, "smjpeg")) {
id = CODEC_ID_ADPCM_IMA_SMJPEG;
} else if (!strcmp (layout, "dk3")) {
id = CODEC_ID_ADPCM_IMA_DK3;
} else if (!strcmp (layout, "dk4")) {
id = CODEC_ID_ADPCM_IMA_DK4;
} else if (!strcmp (layout, "westwood")) {
id = CODEC_ID_ADPCM_IMA_WS;
} else if (!strcmp (layout, "iss")) {
id = CODEC_ID_ADPCM_IMA_ISS;
} else if (!strcmp (layout, "xa")) {
id = CODEC_ID_ADPCM_XA;
} else if (!strcmp (layout, "adx")) {
id = CODEC_ID_ADPCM_ADX;
} else if (!strcmp (layout, "ea")) {
id = CODEC_ID_ADPCM_EA;
} else if (!strcmp (layout, "g726")) {
id = CODEC_ID_ADPCM_G726;
} else if (!strcmp (layout, "ct")) {
id = CODEC_ID_ADPCM_CT;
} else if (!strcmp (layout, "swf")) {
id = CODEC_ID_ADPCM_SWF;
} else if (!strcmp (layout, "yamaha")) {
id = CODEC_ID_ADPCM_YAMAHA;
} else if (!strcmp (layout, "sbpro2")) {
id = CODEC_ID_ADPCM_SBPRO_2;
} else if (!strcmp (layout, "sbpro3")) {
id = CODEC_ID_ADPCM_SBPRO_3;
} else if (!strcmp (layout, "sbpro4")) {
id = CODEC_ID_ADPCM_SBPRO_4;
}
if (id != CODEC_ID_NONE)
audio = TRUE;
} else if (!strcmp (mimetype, "video/x-4xm")) {
id = CODEC_ID_4XM;
video = TRUE;
} else if (!strcmp (mimetype, "audio/x-dpcm")) {
const gchar *layout;
layout = gst_structure_get_string (structure, "layout");
if (!layout) {
/* .. */
} else if (!strcmp (layout, "roq")) {
id = CODEC_ID_ROQ_DPCM;
} else if (!strcmp (layout, "interplay")) {
id = CODEC_ID_INTERPLAY_DPCM;
} else if (!strcmp (layout, "xan")) {
id = CODEC_ID_XAN_DPCM;
} else if (!strcmp (layout, "sol")) {
id = CODEC_ID_SOL_DPCM;
}
if (id != CODEC_ID_NONE)
audio = TRUE;
} else if (!strcmp (mimetype, "audio/x-flac")) {
id = CODEC_ID_FLAC;
audio = TRUE;
} else if (!strcmp (mimetype, "audio/x-shorten")) {
id = CODEC_ID_SHORTEN;
audio = TRUE;
} else if (!strcmp (mimetype, "audio/x-alac")) {
id = CODEC_ID_ALAC;
audio = TRUE;
} else if (!strcmp (mimetype, "video/x-cinepak")) {
id = CODEC_ID_CINEPAK;
video = TRUE;
} else if (!strcmp (mimetype, "video/x-pn-realvideo")) {
gint rmversion;
if (gst_structure_get_int (structure, "rmversion", &rmversion)) {
switch (rmversion) {
case 1:
id = CODEC_ID_RV10;
break;
case 2:
id = CODEC_ID_RV20;
break;
case 3:
id = CODEC_ID_RV30;
break;
case 4:
id = CODEC_ID_RV40;
break;
}
}
if (id != CODEC_ID_NONE)
video = TRUE;
} else if (!strcmp (mimetype, "audio/x-pn-realaudio")) {
gint raversion;
if (gst_structure_get_int (structure, "raversion", &raversion)) {
switch (raversion) {
case 1:
id = CODEC_ID_RA_144;
break;
case 2:
id = CODEC_ID_RA_288;
break;
case 8:
id = CODEC_ID_COOK;
break;
}
}
if (id != CODEC_ID_NONE)
audio = TRUE;
} else if (!strcmp (mimetype, "video/x-rle")) {
const gchar *layout;
if ((layout = gst_structure_get_string (structure, "layout"))) {
if (!strcmp (layout, "microsoft")) {
id = CODEC_ID_MSRLE;
video = TRUE;
}
}
} else if (!strcmp (mimetype, "video/x-xan")) {
gint wcversion = 0;
if ((gst_structure_get_int (structure, "wcversion", &wcversion))) {
switch (wcversion) {
case 3:
id = CODEC_ID_XAN_WC3;
video = TRUE;
break;
case 4:
id = CODEC_ID_XAN_WC4;
video = TRUE;
break;
default:
break;
}
}
} else if (!strcmp (mimetype, "audio/AMR")) {
audio = TRUE;
id = CODEC_ID_AMR_NB;
} else if (!strcmp (mimetype, "audio/AMR-WB")) {
id = CODEC_ID_AMR_WB;
audio = TRUE;
} else if (!strcmp (mimetype, "audio/qcelp")) {
id = CODEC_ID_QCELP;
audio = TRUE;
} else if (!strcmp (mimetype, "video/x-h264")) {
id = CODEC_ID_H264;
video = TRUE;
} else if (!strcmp (mimetype, "video/x-flash-video")) {
gint flvversion = 0;
if ((gst_structure_get_int (structure, "flvversion", &flvversion))) {
switch (flvversion) {
case 1:
id = CODEC_ID_FLV1;
video = TRUE;
break;
default:
break;
}
}
} else if (!strcmp (mimetype, "audio/x-nellymoser")) {
id = CODEC_ID_NELLYMOSER;
audio = TRUE;
} else if (!strncmp (mimetype, "audio/x-gst_ff-", 15)) {
gchar ext[16];
AVCodec *codec;
if (strlen (mimetype) <= 30 &&
sscanf (mimetype, "audio/x-gst_ff-%s", ext) == 1) {
if ((codec = avcodec_find_decoder_by_name (ext)) ||
(codec = avcodec_find_encoder_by_name (ext))) {
id = codec->id;
audio = TRUE;
}
}
} else if (!strncmp (mimetype, "video/x-gst_ff-", 15)) {
gchar ext[16];
AVCodec *codec;
if (strlen (mimetype) <= 30 &&
sscanf (mimetype, "video/x-gst_ff-%s", ext) == 1) {
if ((codec = avcodec_find_decoder_by_name (ext)) ||
(codec = avcodec_find_encoder_by_name (ext))) {
id = codec->id;
video = TRUE;
}
}
}
if (context != NULL) {
if (video == TRUE) {
context->codec_type = CODEC_TYPE_VIDEO;
} else if (audio == TRUE) {
context->codec_type = CODEC_TYPE_AUDIO;
} else {
context->codec_type = CODEC_TYPE_UNKNOWN;
}
context->codec_id = id;
gst_ffmpeg_caps_with_codecid (id, context->codec_type, caps, context);
}
if (id != CODEC_ID_NONE) {
GST_DEBUG ("The id=%d belongs to the caps %" GST_PTR_FORMAT, id, caps);
} else {
GST_WARNING ("Couldn't figure out the id for caps %" GST_PTR_FORMAT, caps);
}
return id;
}
G_CONST_RETURN gchar *
gst_ffmpeg_get_codecid_longname (enum CodecID codec_id)
{
AVCodec *codec;
/* Let's use what ffmpeg can provide us */
if ((codec = avcodec_find_decoder (codec_id)) ||
(codec = avcodec_find_encoder (codec_id)))
return codec->long_name;
return NULL;
}
/*
* Fill in pointers to memory in a AVPicture, where
* everything is aligned by 4 (as required by X).
* This is mostly a copy from imgconvert.c with some
* small changes.
*/
#define FF_COLOR_RGB 0 /* RGB color space */
#define FF_COLOR_GRAY 1 /* gray color space */
#define FF_COLOR_YUV 2 /* YUV color space. 16 <= Y <= 235, 16 <= U, V <= 240 */
#define FF_COLOR_YUV_JPEG 3 /* YUV color space. 0 <= Y <= 255, 0 <= U, V <= 255 */
#define FF_PIXEL_PLANAR 0 /* each channel has one component in AVPicture */
#define FF_PIXEL_PACKED 1 /* only one components containing all the channels */
#define FF_PIXEL_PALETTE 2 /* one components containing indexes for a palette */
typedef struct PixFmtInfo
{
const char *name;
uint8_t nb_channels; /* number of channels (including alpha) */
uint8_t color_type; /* color type (see FF_COLOR_xxx constants) */
uint8_t pixel_type; /* pixel storage type (see FF_PIXEL_xxx constants) */
uint8_t is_alpha:1; /* true if alpha can be specified */
uint8_t x_chroma_shift; /* X chroma subsampling factor is 2 ^ shift */
uint8_t y_chroma_shift; /* Y chroma subsampling factor is 2 ^ shift */
uint8_t depth; /* bit depth of the color components */
} PixFmtInfo;
/* this table gives more information about formats */
static PixFmtInfo pix_fmt_info[PIX_FMT_NB];
void
gst_ffmpeg_init_pix_fmt_info ()
{
/* YUV formats */
pix_fmt_info[PIX_FMT_YUV420P].name = g_strdup ("yuv420p");
pix_fmt_info[PIX_FMT_YUV420P].nb_channels = 3;
pix_fmt_info[PIX_FMT_YUV420P].color_type = FF_COLOR_YUV;
pix_fmt_info[PIX_FMT_YUV420P].pixel_type = FF_PIXEL_PLANAR;
pix_fmt_info[PIX_FMT_YUV420P].depth = 8,
pix_fmt_info[PIX_FMT_YUV420P].x_chroma_shift = 1,
pix_fmt_info[PIX_FMT_YUV420P].y_chroma_shift = 1;
pix_fmt_info[PIX_FMT_YUV422P].name = g_strdup ("yuv422p");
pix_fmt_info[PIX_FMT_YUV422P].nb_channels = 3;
pix_fmt_info[PIX_FMT_YUV422P].color_type = FF_COLOR_YUV;
pix_fmt_info[PIX_FMT_YUV422P].pixel_type = FF_PIXEL_PLANAR;
pix_fmt_info[PIX_FMT_YUV422P].depth = 8;
pix_fmt_info[PIX_FMT_YUV422P].x_chroma_shift = 1;
pix_fmt_info[PIX_FMT_YUV422P].y_chroma_shift = 0;
pix_fmt_info[PIX_FMT_YUV444P].name = g_strdup ("yuv444p");
pix_fmt_info[PIX_FMT_YUV444P].nb_channels = 3;
pix_fmt_info[PIX_FMT_YUV444P].color_type = FF_COLOR_YUV;
pix_fmt_info[PIX_FMT_YUV444P].pixel_type = FF_PIXEL_PLANAR;
pix_fmt_info[PIX_FMT_YUV444P].depth = 8;
pix_fmt_info[PIX_FMT_YUV444P].x_chroma_shift = 0;
pix_fmt_info[PIX_FMT_YUV444P].y_chroma_shift = 0;
pix_fmt_info[PIX_FMT_YUYV422].name = g_strdup ("yuv422");
pix_fmt_info[PIX_FMT_YUYV422].nb_channels = 1;
pix_fmt_info[PIX_FMT_YUYV422].color_type = FF_COLOR_YUV;
pix_fmt_info[PIX_FMT_YUYV422].pixel_type = FF_PIXEL_PACKED;
pix_fmt_info[PIX_FMT_YUYV422].depth = 8;
pix_fmt_info[PIX_FMT_YUYV422].x_chroma_shift = 1;
pix_fmt_info[PIX_FMT_YUYV422].y_chroma_shift = 0;
pix_fmt_info[PIX_FMT_YUV410P].name = g_strdup ("yuv410p");
pix_fmt_info[PIX_FMT_YUV410P].nb_channels = 3;
pix_fmt_info[PIX_FMT_YUV410P].color_type = FF_COLOR_YUV;
pix_fmt_info[PIX_FMT_YUV410P].pixel_type = FF_PIXEL_PLANAR;
pix_fmt_info[PIX_FMT_YUV410P].depth = 8;
pix_fmt_info[PIX_FMT_YUV410P].x_chroma_shift = 2;
pix_fmt_info[PIX_FMT_YUV410P].y_chroma_shift = 2;
pix_fmt_info[PIX_FMT_YUV411P].name = g_strdup ("yuv411p");
pix_fmt_info[PIX_FMT_YUV411P].nb_channels = 3;
pix_fmt_info[PIX_FMT_YUV411P].color_type = FF_COLOR_YUV;
pix_fmt_info[PIX_FMT_YUV411P].pixel_type = FF_PIXEL_PLANAR;
pix_fmt_info[PIX_FMT_YUV411P].depth = 8;
pix_fmt_info[PIX_FMT_YUV411P].x_chroma_shift = 2;
pix_fmt_info[PIX_FMT_YUV411P].y_chroma_shift = 0;
/* JPEG YUV */
pix_fmt_info[PIX_FMT_YUVJ420P].name = g_strdup ("yuvj420p");
pix_fmt_info[PIX_FMT_YUVJ420P].nb_channels = 3;
pix_fmt_info[PIX_FMT_YUVJ420P].color_type = FF_COLOR_YUV_JPEG;
pix_fmt_info[PIX_FMT_YUVJ420P].pixel_type = FF_PIXEL_PLANAR;
pix_fmt_info[PIX_FMT_YUVJ420P].depth = 8;
pix_fmt_info[PIX_FMT_YUVJ420P].x_chroma_shift = 1;
pix_fmt_info[PIX_FMT_YUVJ420P].y_chroma_shift = 1;
pix_fmt_info[PIX_FMT_YUVJ422P].name = g_strdup ("yuvj422p");
pix_fmt_info[PIX_FMT_YUVJ422P].nb_channels = 3;
pix_fmt_info[PIX_FMT_YUVJ422P].color_type = FF_COLOR_YUV_JPEG;
pix_fmt_info[PIX_FMT_YUVJ422P].pixel_type = FF_PIXEL_PLANAR;
pix_fmt_info[PIX_FMT_YUVJ422P].depth = 8;
pix_fmt_info[PIX_FMT_YUVJ422P].x_chroma_shift = 1;
pix_fmt_info[PIX_FMT_YUVJ422P].y_chroma_shift = 0;
pix_fmt_info[PIX_FMT_YUVJ444P].name = g_strdup ("yuvj444p");
pix_fmt_info[PIX_FMT_YUVJ444P].nb_channels = 3;
pix_fmt_info[PIX_FMT_YUVJ444P].color_type = FF_COLOR_YUV_JPEG;
pix_fmt_info[PIX_FMT_YUVJ444P].pixel_type = FF_PIXEL_PLANAR;
pix_fmt_info[PIX_FMT_YUVJ444P].depth = 8;
pix_fmt_info[PIX_FMT_YUVJ444P].x_chroma_shift = 0;
pix_fmt_info[PIX_FMT_YUVJ444P].y_chroma_shift = 0;
/* RGB formats */
pix_fmt_info[PIX_FMT_RGB24].name = g_strdup ("rgb24");
pix_fmt_info[PIX_FMT_RGB24].nb_channels = 3;
pix_fmt_info[PIX_FMT_RGB24].color_type = FF_COLOR_RGB;
pix_fmt_info[PIX_FMT_RGB24].pixel_type = FF_PIXEL_PACKED;
pix_fmt_info[PIX_FMT_RGB24].depth = 8;
pix_fmt_info[PIX_FMT_RGB24].x_chroma_shift = 0;
pix_fmt_info[PIX_FMT_RGB24].y_chroma_shift = 0;
pix_fmt_info[PIX_FMT_BGR24].name = g_strdup ("bgr24");
pix_fmt_info[PIX_FMT_BGR24].nb_channels = 3;
pix_fmt_info[PIX_FMT_BGR24].color_type = FF_COLOR_RGB;
pix_fmt_info[PIX_FMT_BGR24].pixel_type = FF_PIXEL_PACKED;
pix_fmt_info[PIX_FMT_BGR24].depth = 8;
pix_fmt_info[PIX_FMT_BGR24].x_chroma_shift = 0;
pix_fmt_info[PIX_FMT_BGR24].y_chroma_shift = 0;
pix_fmt_info[PIX_FMT_RGB32].name = g_strdup ("rgba32");
pix_fmt_info[PIX_FMT_RGB32].nb_channels = 4;
pix_fmt_info[PIX_FMT_RGB32].is_alpha = 1;
pix_fmt_info[PIX_FMT_RGB32].color_type = FF_COLOR_RGB;
pix_fmt_info[PIX_FMT_RGB32].pixel_type = FF_PIXEL_PACKED;
pix_fmt_info[PIX_FMT_RGB32].depth = 8;
pix_fmt_info[PIX_FMT_RGB32].x_chroma_shift = 0;
pix_fmt_info[PIX_FMT_RGB32].y_chroma_shift = 0;
pix_fmt_info[PIX_FMT_RGB565].name = g_strdup ("rgb565");
pix_fmt_info[PIX_FMT_RGB565].nb_channels = 3;
pix_fmt_info[PIX_FMT_RGB565].color_type = FF_COLOR_RGB;
pix_fmt_info[PIX_FMT_RGB565].pixel_type = FF_PIXEL_PACKED;
pix_fmt_info[PIX_FMT_RGB565].depth = 5;
pix_fmt_info[PIX_FMT_RGB565].x_chroma_shift = 0;
pix_fmt_info[PIX_FMT_RGB565].y_chroma_shift = 0;
pix_fmt_info[PIX_FMT_RGB555].name = g_strdup ("rgb555");
pix_fmt_info[PIX_FMT_RGB555].nb_channels = 4;
pix_fmt_info[PIX_FMT_RGB555].is_alpha = 1;
pix_fmt_info[PIX_FMT_RGB555].color_type = FF_COLOR_RGB;
pix_fmt_info[PIX_FMT_RGB555].pixel_type = FF_PIXEL_PACKED;
pix_fmt_info[PIX_FMT_RGB555].depth = 5;
pix_fmt_info[PIX_FMT_RGB555].x_chroma_shift = 0;
pix_fmt_info[PIX_FMT_RGB555].y_chroma_shift = 0;
/* gray / mono formats */
pix_fmt_info[PIX_FMT_GRAY8].name = g_strdup ("gray");
pix_fmt_info[PIX_FMT_GRAY8].nb_channels = 1;
pix_fmt_info[PIX_FMT_GRAY8].color_type = FF_COLOR_GRAY;
pix_fmt_info[PIX_FMT_GRAY8].pixel_type = FF_PIXEL_PLANAR;
pix_fmt_info[PIX_FMT_GRAY8].depth = 8;
pix_fmt_info[PIX_FMT_MONOWHITE].name = g_strdup ("monow");
pix_fmt_info[PIX_FMT_MONOWHITE].nb_channels = 1;
pix_fmt_info[PIX_FMT_MONOWHITE].color_type = FF_COLOR_GRAY;
pix_fmt_info[PIX_FMT_MONOWHITE].pixel_type = FF_PIXEL_PLANAR;
pix_fmt_info[PIX_FMT_MONOWHITE].depth = 1;
pix_fmt_info[PIX_FMT_MONOBLACK].name = g_strdup ("monob");
pix_fmt_info[PIX_FMT_MONOBLACK].nb_channels = 1;
pix_fmt_info[PIX_FMT_MONOBLACK].color_type = FF_COLOR_GRAY;
pix_fmt_info[PIX_FMT_MONOBLACK].pixel_type = FF_PIXEL_PLANAR;
pix_fmt_info[PIX_FMT_MONOBLACK].depth = 1;
/* paletted formats */
pix_fmt_info[PIX_FMT_PAL8].name = g_strdup ("pal8");
pix_fmt_info[PIX_FMT_PAL8].nb_channels = 4;
pix_fmt_info[PIX_FMT_PAL8].is_alpha = 1;
pix_fmt_info[PIX_FMT_PAL8].color_type = FF_COLOR_RGB;
pix_fmt_info[PIX_FMT_PAL8].pixel_type = FF_PIXEL_PALETTE;
pix_fmt_info[PIX_FMT_PAL8].depth = 8;
};
int
gst_ffmpeg_avpicture_get_size (int pix_fmt, int width, int height)
{
AVPicture dummy_pict;
return gst_ffmpeg_avpicture_fill (&dummy_pict, NULL, pix_fmt, width, height);
}
#define GEN_MASK(x) ((1<<(x))-1)
#define ROUND_UP_X(v,x) (((v) + GEN_MASK(x)) & ~GEN_MASK(x))
#define ROUND_UP_2(x) ROUND_UP_X (x, 1)
#define ROUND_UP_4(x) ROUND_UP_X (x, 2)
#define ROUND_UP_8(x) ROUND_UP_X (x, 3)
#define DIV_ROUND_UP_X(v,x) (((v) + GEN_MASK(x)) >> (x))
int
gst_ffmpeg_avpicture_fill (AVPicture * picture,
uint8_t * ptr, enum PixelFormat pix_fmt, int width, int height)
{
int size, w2, h2, size2;
int stride, stride2;
PixFmtInfo *pinfo;
pinfo = &pix_fmt_info[pix_fmt];
switch (pix_fmt) {
case PIX_FMT_YUV420P:
case PIX_FMT_YUV422P:
case PIX_FMT_YUV444P:
case PIX_FMT_YUV410P:
case PIX_FMT_YUV411P:
case PIX_FMT_YUVJ420P:
case PIX_FMT_YUVJ422P:
case PIX_FMT_YUVJ444P:
stride = ROUND_UP_4 (width);
h2 = ROUND_UP_X (height, pinfo->y_chroma_shift);
size = stride * h2;
w2 = DIV_ROUND_UP_X (width, pinfo->x_chroma_shift);
stride2 = ROUND_UP_4 (w2);
h2 = DIV_ROUND_UP_X (height, pinfo->y_chroma_shift);
size2 = stride2 * h2;
picture->data[0] = ptr;
picture->data[1] = picture->data[0] + size;
picture->data[2] = picture->data[1] + size2;
picture->data[3] = NULL;
picture->linesize[0] = stride;
picture->linesize[1] = stride2;
picture->linesize[2] = stride2;
picture->linesize[3] = 0;
GST_DEBUG ("planes %d %d %d", 0, size, size + size2);
GST_DEBUG ("strides %d %d %d", stride, stride2, stride2);
return size + 2 * size2;
case PIX_FMT_RGB24:
case PIX_FMT_BGR24:
stride = ROUND_UP_4 (width * 3);
size = stride * height;
picture->data[0] = ptr;
picture->data[1] = NULL;
picture->data[2] = NULL;
picture->data[3] = NULL;
picture->linesize[0] = stride;
picture->linesize[1] = 0;
picture->linesize[2] = 0;
picture->linesize[3] = 0;
return size;
/*case PIX_FMT_AYUV4444:
case PIX_FMT_BGR32:
case PIX_FMT_BGRA32:
case PIX_FMT_RGB32: */
case PIX_FMT_RGB32:
stride = width * 4;
size = stride * height;
picture->data[0] = ptr;
picture->data[1] = NULL;
picture->data[2] = NULL;
picture->data[3] = NULL;
picture->linesize[0] = stride;
picture->linesize[1] = 0;
picture->linesize[2] = 0;
picture->linesize[3] = 0;
return size;
case PIX_FMT_RGB555:
case PIX_FMT_RGB565:
case PIX_FMT_YUYV422:
case PIX_FMT_UYVY422:
stride = ROUND_UP_4 (width * 2);
size = stride * height;
picture->data[0] = ptr;
picture->data[1] = NULL;
picture->data[2] = NULL;
picture->data[3] = NULL;
picture->linesize[0] = stride;
picture->linesize[1] = 0;
picture->linesize[2] = 0;
picture->linesize[3] = 0;
return size;
case PIX_FMT_UYYVYY411:
/* FIXME, probably not the right stride */
stride = ROUND_UP_4 (width);
size = stride * height;
picture->data[0] = ptr;
picture->data[1] = NULL;
picture->data[2] = NULL;
picture->data[3] = NULL;
picture->linesize[0] = width + width / 2;
picture->linesize[1] = 0;
picture->linesize[2] = 0;
picture->linesize[3] = 0;
return size + size / 2;
case PIX_FMT_GRAY8:
stride = ROUND_UP_4 (width);
size = stride * height;
picture->data[0] = ptr;
picture->data[1] = NULL;
picture->data[2] = NULL;
picture->data[3] = NULL;
picture->linesize[0] = stride;
picture->linesize[1] = 0;
picture->linesize[2] = 0;
picture->linesize[3] = 0;
return size;
case PIX_FMT_MONOWHITE:
case PIX_FMT_MONOBLACK:
stride = ROUND_UP_4 ((width + 7) >> 3);
size = stride * height;
picture->data[0] = ptr;
picture->data[1] = NULL;
picture->data[2] = NULL;
picture->data[3] = NULL;
picture->linesize[0] = stride;
picture->linesize[1] = 0;
picture->linesize[2] = 0;
picture->linesize[3] = 0;
return size;
case PIX_FMT_PAL8:
/* already forced to be with stride, so same result as other function */
stride = ROUND_UP_4 (width);
size = stride * height;
picture->data[0] = ptr;
picture->data[1] = ptr + size; /* palette is stored here as 256 32 bit words */
picture->data[2] = NULL;
picture->data[3] = NULL;
picture->linesize[0] = stride;
picture->linesize[1] = 4;
picture->linesize[2] = 0;
picture->linesize[3] = 0;
return size + 256 * 4;
default:
picture->data[0] = NULL;
picture->data[1] = NULL;
picture->data[2] = NULL;
picture->data[3] = NULL;
return -1;
}
return 0;
}
gint
av_smp_format_depth (enum SampleFormat smp_fmt)
{
gint depth = -1;
switch (smp_fmt) {
case SAMPLE_FMT_U8:
depth = 1;
break;
case SAMPLE_FMT_S16:
depth = 2;
break;
case SAMPLE_FMT_S32:
case SAMPLE_FMT_FLT:
depth = 4;
break;
case SAMPLE_FMT_DBL:
depth = 8;
break;
default:
GST_ERROR ("UNHANDLED SAMPLE FORMAT !");
break;
}
return depth;
}
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