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matroskadec: check realloc in lzo encoding

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Make all the compression encodings behave the same way.
This commit is contained in:
Luca Barbato 2012-09-14 18:39:58 +02:00
parent cd4739c4f2
commit 581281e242
1 changed files with 5 additions and 1 deletions
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6
libavformat/matroskadec.c
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@ -999,7 +999,11 @@ static int matroska_decode_buffer(uint8_t** buf, int* buf_size,
case MATROSKA_TRACK_ENCODING_COMP_LZO:
do {
olen = pkt_size *= 3;
pkt_data = av_realloc(pkt_data, pkt_size+AV_LZO_OUTPUT_PADDING);
newpktdata = av_realloc(pkt_data, pkt_size + AV_LZO_OUTPUT_PADDING);
if (!newpktdata) {
goto failed;
}
pkt_data = newpktdata;
result = av_lzo1x_decode(pkt_data, &olen, data, &isize);
} while (result==AV_LZO_OUTPUT_FULL && pkt_size<10000000);
if (result)