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avidec: fix odd extradata size case.

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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer 2012-05-31 00:46:47 +02:00
parent 76853a3e0c
commit 57778f61d0
1 changed files with 2 additions and 1 deletions
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3
libavformat/avidec.c
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@ -602,7 +602,8 @@ static int avi_read_header(AVFormatContext *s)
}
if(size > 10*4 && size<(1<<30) && size < avi->fsize){
st->codec->extradata_size= size - 10*4;
if(esize == size-1 && (esize&1)) st->codec->extradata_size= esize - 10*4;
else st->codec->extradata_size= size - 10*4;
st->codec->extradata= av_malloc(st->codec->extradata_size + FF_INPUT_BUFFER_PADDING_SIZE);
if (!st->codec->extradata) {
st->codec->extradata_size= 0;