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Fix issue1503, this fix may be incomplete we need more samples to know for sure. 

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer 2011-04-26 01:45:17 +02:00
parent 7157334c37
commit 05815b3545
1 changed files with 7 additions and 0 deletions
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7
libavcodec/wmadec.c
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@ -102,6 +102,13 @@ static int wma_decode_init(AVCodecContext * avctx)
s->use_bit_reservoir = flags2 & 0x0002;
s->use_variable_block_len = flags2 & 0x0004;
if(avctx->codec->id == CODEC_ID_WMAV2 && avctx->extradata_size >= 8){
if(!AV_RL16(extradata+6) && s->use_variable_block_len){
av_log(avctx, AV_LOG_WARNING, "Disabling use_variable_block_len, if this fails contact the ffmpeg developers and send us the file\n");
s->use_variable_block_len= 0; // this fixes issue1503
}
}
if(ff_wma_init(avctx, flags2)<0)
return -1;