From 05815b3545c2f8718ab25f455d51ea88be43e9c5 Mon Sep 17 00:00:00 2001 From: Michael Niedermayer Date: Tue, 26 Apr 2011 01:45:17 +0200 Subject: [PATCH] Fix issue1503, this fix may be incomplete we need more samples to know for sure. Signed-off-by: Michael Niedermayer --- libavcodec/wmadec.c | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/libavcodec/wmadec.c b/libavcodec/wmadec.c index fa20bea1e0..3601e47af1 100644 --- a/libavcodec/wmadec.c +++ b/libavcodec/wmadec.c @@ -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;