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simplify, amr.c sets frame_size to 160, and sample size is always 8000

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Originally committed as revision 5359 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Baptiste Coudurier 2006-05-10 18:00:16 +00:00
parent 9c09db541e
commit b451719e07
1 changed files with 3 additions and 11 deletions
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14
libavformat/movenc.c
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@ -1425,17 +1425,9 @@ static int mov_write_moov_tag(ByteIOContext *pb, MOVContext *mov,
if(mov->tracks[i].enc->codec_type == CODEC_TYPE_VIDEO) { if(mov->tracks[i].enc->codec_type == CODEC_TYPE_VIDEO) {
mov->tracks[i].timescale = mov->tracks[i].enc->time_base.den; mov->tracks[i].timescale = mov->tracks[i].enc->time_base.den;
mov->tracks[i].sampleDuration = mov->tracks[i].enc->time_base.num; mov->tracks[i].sampleDuration = mov->tracks[i].enc->time_base.num;
} } else if(mov->tracks[i].enc->codec_type == CODEC_TYPE_AUDIO) {
else if(mov->tracks[i].enc->codec_type == CODEC_TYPE_AUDIO) { mov->tracks[i].timescale = mov->tracks[i].enc->sample_rate;
/* If AMR, track timescale = 8000, AMR_WB = 16000 */ mov->tracks[i].sampleDuration = mov->tracks[i].enc->frame_size;
if(mov->tracks[i].enc->codec_id == CODEC_ID_AMR_NB) {
mov->tracks[i].sampleDuration = 160; // Bytes per chunk
mov->tracks[i].timescale = 8000;
}
else {
mov->tracks[i].timescale = mov->tracks[i].enc->sample_rate;
mov->tracks[i].sampleDuration = mov->tracks[i].enc->frame_size;
}
} }
mov->tracks[i].trackDuration = mov->tracks[i].trackDuration =