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set sample rate for amr to allow stream copy since no decoder is present,

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3gp does not store sample rate in stsd in fact. Fixes #674.

Originally committed as revision 15536 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Baptiste Coudurier 2008-10-03 19:37:41 +00:00
parent 1a27fb001a
commit f06188d5ee
1 changed files with 3 additions and 0 deletions
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3
libavformat/mov.c
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@ -991,6 +991,9 @@ static int mov_read_stsd(MOVContext *c, ByteIOContext *pb, MOV_atom_t atom)
case CODEC_ID_AMR_WB:
st->codec->frame_size= sc->samples_per_frame;
st->codec->channels= 1; /* really needed */
/* force sample rate for amr, stsd in 3gp does not store sample rate */
if (st->codec->codec_id != CODEC_ID_QCELP)
st->codec->sample_rate = 8000;
break;
case CODEC_ID_MP2:
case CODEC_ID_MP3: