virtualenv/FFmpeg
1
0
Fork 0
mirror of https://github.com/FFmpeg/FFmpeg.git synced 2025-11-23 21:54:53 +02:00
Code Issues Releases Activity

Merge commit '1b891d17c531e8a63c2974aab4bf997ce70746f3'

Browse Source 
* commit '1b891d17c531e8a63c2974aab4bf997ce70746f3':
  avconv: fix bitrate report when writing to /dev/null
  avfilter: fix graphparser memleaks on error paths
  rawdec: remove ff_raw_read_header
  pcmdec: remove dependency from rawdec
  g722: refactor out of rawdec.c
  rawvideo: use a specific read_header

Conflicts:
	ffmpeg.c
	libavformat/Makefile
	libavformat/rawdec.c

Merged-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer
2012-10-26 14:07:04 +02:00
parent 9f36ec6aa9 1b891d17c5
commit 507f2940cc
8 changed files with 201 additions and 143 deletions
Download Patch File Download Diff File Expand all files Collapse all files

88
libavformat/rawdec.c
View File

@@ -29,82 +29,6 @@
#include "libavutil/pixdesc.h"
#include "libavutil/avassert.h"
/* raw input */
int ff_raw_read_header(AVFormatContext *s)
{
AVStream *st;
enum AVCodecID id;
st = avformat_new_stream(s, NULL);
if (!st)
return AVERROR(ENOMEM);
id = s->iformat->raw_codec_id;
if (id == AV_CODEC_ID_RAWVIDEO) {
st->codec->codec_type = AVMEDIA_TYPE_VIDEO;
} else {
st->codec->codec_type = AVMEDIA_TYPE_AUDIO;
}
st->codec->codec_id = id;
switch(st->codec->codec_type) {
case AVMEDIA_TYPE_AUDIO: {
RawAudioDemuxerContext *s1 = s->priv_data;
st->codec->channels = 1;
if (id == AV_CODEC_ID_ADPCM_G722)
st->codec->sample_rate = 16000;
if (s1 && s1->sample_rate)
st->codec->sample_rate = s1->sample_rate;
if (st->codec->sample_rate <= 0) {
av_log(s, AV_LOG_WARNING, "Invalid sample rate %d specified using default of 44100\n",
st->codec->sample_rate);
st->codec->sample_rate= 44100;
}
if (s1 && s1->channels)
st->codec->channels = s1->channels;
st->codec->bits_per_coded_sample = av_get_bits_per_sample(st->codec->codec_id);
av_assert0(st->codec->bits_per_coded_sample > 0);
st->codec->block_align = st->codec->bits_per_coded_sample*st->codec->channels/8;
avpriv_set_pts_info(st, 64, 1, st->codec->sample_rate);
break;
}
case AVMEDIA_TYPE_VIDEO: {
FFRawVideoDemuxerContext *s1 = s->priv_data;
int width = 0, height = 0, ret = 0;
enum AVPixelFormat pix_fmt;
AVRational framerate;
if (s1->video_size && (ret = av_parse_video_size(&width, &height, s1->video_size)) < 0) {
av_log(s, AV_LOG_ERROR, "Couldn't parse video size.\n");
goto fail;
}
if ((pix_fmt = av_get_pix_fmt(s1->pixel_format)) == AV_PIX_FMT_NONE) {
av_log(s, AV_LOG_ERROR, "No such pixel format: %s.\n", s1->pixel_format);
ret = AVERROR(EINVAL);
goto fail;
}
if ((ret = av_parse_video_rate(&framerate, s1->framerate)) < 0) {
av_log(s, AV_LOG_ERROR, "Could not parse framerate: %s.\n", s1->framerate);
goto fail;
}
avpriv_set_pts_info(st, 64, framerate.den, framerate.num);
st->codec->width = width;
st->codec->height = height;
st->codec->pix_fmt = pix_fmt;
fail:
return ret;
}
default:
return -1;
}
return 0;
}
#define RAW_PACKET_SIZE 1024
int ff_raw_read_partial_packet(AVFormatContext *s, AVPacket *pkt)
@@ -181,18 +105,6 @@ const AVOption ff_rawvideo_options[] = {
{ NULL },
};
#if CONFIG_G722_DEMUXER
AVInputFormat ff_g722_demuxer = {
.name = "g722",
.long_name = NULL_IF_CONFIG_SMALL("raw G.722"),
.read_header = ff_raw_read_header,
.read_packet = ff_raw_read_partial_packet,
.flags = AVFMT_GENERIC_INDEX,
.extensions = "g722,722",
.raw_codec_id = AV_CODEC_ID_ADPCM_G722,
};
#endif
#if CONFIG_LATM_DEMUXER
AVInputFormat ff_latm_demuxer = {
.name = "latm",