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Code Issues Releases Activity

h263: fix zygo debug printing overreading.

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Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer 2012-03-02 16:52:32 +01:00
parent d964db5742
commit e93d911e48
1 changed files with 1 additions and 1 deletions
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2
libavcodec/ituh263dec.c
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@ -1114,7 +1114,7 @@ int ff_h263_decode_picture_header(MpegEncContext *s)
}
ff_h263_show_pict_info(s);
if (s->pict_type == AV_PICTURE_TYPE_I && s->codec_tag == AV_RL32("ZYGO")){
if (s->pict_type == AV_PICTURE_TYPE_I && s->codec_tag == AV_RL32("ZYGO") && get_bits_left(&s->gb) >= 85 + 13*3*16 + 50){
int i,j;
for(i=0; i<85; i++) av_log(s->avctx, AV_LOG_DEBUG, "%d", get_bits1(&s->gb));
av_log(s->avctx, AV_LOG_DEBUG, "\n");