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add a check before find_frame_end call

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Patch by Limin Wang % lance P lmwang A gmail P com %
Original thread:
date: 04/09/2007 03:54 PM
subject: [Ffmpeg-devel] [PATCH] fix segment fault in h264_parse if buf_size is zero

Originally committed as revision 8714 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Limin Wang 2007-04-11 14:04:47 +00:00 committed by Benoit Fouet
parent d64b88d440
commit 3b77e48f0a
1 changed files with 2 additions and 1 deletions
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3
libavcodec/h264.c
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@ -8059,7 +8059,8 @@ static int h264_parse(AVCodecParserContext *s,
return buf_size;
}
if(next<0){
if(next<0 && next != END_NOT_FOUND){
assert(pc->last_index + next >= 0 );
find_frame_end(h, &pc->buffer[pc->last_index + next], -next); //update state
}
}