mirror of
https://gitee.com/openharmony/third_party_ffmpeg
synced 2024-11-25 12:19:52 +00:00
avformat/omadec: simplify checks in nprobe()
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
parent
23ad4d6f58
commit
fb45de779c
@ -171,11 +171,7 @@ static int nprobe(AVFormatContext *s, uint8_t *enc_header, unsigned size,
|
||||
taglen = AV_RB32(&enc_header[pos + 32]);
|
||||
datalen = AV_RB32(&enc_header[pos + 36]) >> 4;
|
||||
|
||||
pos += 44;
|
||||
if (size - pos < taglen)
|
||||
return -1;
|
||||
|
||||
pos += taglen;
|
||||
pos += 44L + taglen;
|
||||
|
||||
if (pos + (((uint64_t)datalen) << 4) > size)
|
||||
return -1;
|
||||
|
Loading…
Reference in New Issue
Block a user