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authorMichael Niedermayer <michaelni@gmx.at>2011-10-20 21:57:52 +0200
committerMichael Niedermayer <michaelni@gmx.at>2011-10-20 21:57:52 +0200
commitb4d0e7804dbeeca179198791acddf3058771a32a (patch)
treeaa2052e031fa46f36c48e6831416b453cf4f1960
parente6e86e64c34dcf91d6b75b91accc998bd02fcd51 (diff)
downloadffmpeg-b4d0e7804dbeeca179198791acddf3058771a32a.tar.gz
aacdec:only overwrite configuration if theres a actual change.
Fixes Ticket574 Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
-rw-r--r--libavcodec/aacdec.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/libavcodec/aacdec.c b/libavcodec/aacdec.c
index 64f89723f0..6963d71a3f 100644
--- a/libavcodec/aacdec.c
+++ b/libavcodec/aacdec.c
@@ -2321,8 +2321,8 @@ static int latm_decode_audio_specific_config(struct LATMContext *latmctx,
GetBitContext *gb, int asclen)
{
AVCodecContext *avctx = latmctx->aac_ctx.avctx;
- MPEG4AudioConfig m4ac;
AACContext *ac= &latmctx->aac_ctx;
+ MPEG4AudioConfig m4ac=ac->m4ac;
int config_start_bit = get_bits_count(gb);
int bits_consumed, esize;
@@ -2338,7 +2338,8 @@ static int latm_decode_audio_specific_config(struct LATMContext *latmctx,
if (bits_consumed < 0)
return AVERROR_INVALIDDATA;
- ac->m4ac= m4ac;
+ if(ac->m4ac.sample_rate != m4ac.sample_rate || m4ac.chan_config != ac->m4ac.chan_config)
+ ac->m4ac= m4ac;
esize = (bits_consumed+7) / 8;