generic-library/ffmpeg
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Split out code that auto-chooses a default pix_fmt/sample_fmt in their own

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functions.

Originally committed as revision 22731 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Ronald S. Bultje 2010-03-30 19:37:07 +00:00
parent 13cb218724
commit aa1de0d9ed
1 changed files with 32 additions and 23 deletions
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55
ffmpeg.c
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@ -472,6 +472,36 @@ static int av_exit(int ret)
return ret;
}
static void choose_sample_fmt(AVStream *st, AVCodec *codec)
{
if(codec && codec->sample_fmts){
const enum SampleFormat *p= codec->sample_fmts;
for(; *p!=-1; p++){
if(*p == st->codec->sample_fmt)
break;
}
if(*p == -1)
st->codec->sample_fmt = codec->sample_fmts[0];
}
}
static void choose_pixel_fmt(AVStream *st, AVCodec *codec)
{
if(codec && codec->pix_fmts){
const enum PixelFormat *p= codec->pix_fmts;
for(; *p!=-1; p++){
if(*p == st->codec->pix_fmt)
break;
}
if(*p == -1
&& !( st->codec->codec_id==CODEC_ID_MJPEG
&& st->codec->strict_std_compliance <= FF_COMPLIANCE_INOFFICIAL
&& ( st->codec->pix_fmt == PIX_FMT_YUV420P
|| st->codec->pix_fmt == PIX_FMT_YUV422P)))
st->codec->pix_fmt = codec->pix_fmts[0];
}
}
static int read_ffserver_streams(AVFormatContext *s, const char *filename)
{
int i, err;
@ -3189,19 +3219,7 @@ static void new_video_stream(AVFormatContext *oc)
video_enc->pix_fmt = frame_pix_fmt;
st->sample_aspect_ratio = video_enc->sample_aspect_ratio;
if(codec && codec->pix_fmts){
const enum PixelFormat *p= codec->pix_fmts;
for(; *p!=-1; p++){
if(*p == video_enc->pix_fmt)
break;
}
if(*p == -1
&& !( video_enc->codec_id==CODEC_ID_MJPEG
&& video_enc->strict_std_compliance <= FF_COMPLIANCE_INOFFICIAL
&& ( video_enc->pix_fmt == PIX_FMT_YUV420P
|| video_enc->pix_fmt == PIX_FMT_YUV422P)))
video_enc->pix_fmt = codec->pix_fmts[0];
}
choose_pixel_fmt(st, codec);
if (intra_only)
video_enc->gop_size = 0;
@ -3326,16 +3344,7 @@ static void new_audio_stream(AVFormatContext *oc)
audio_enc->channel_layout = channel_layout;
if (avcodec_channel_layout_num_channels(channel_layout) != audio_channels)
audio_enc->channel_layout = 0;
if(codec && codec->sample_fmts){
const enum SampleFormat *p= codec->sample_fmts;
for(; *p!=-1; p++){
if(*p == audio_enc->sample_fmt)
break;
}
if(*p == -1)
audio_enc->sample_fmt = codec->sample_fmts[0];
}
choose_sample_fmt(st, codec);
}
nb_ocodecs++;
audio_enc->sample_rate = audio_sample_rate;