avcodec/mjpegdec: Fix undefined shift

Fixes CID1194388

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
(cherry picked from commit b4329605289e25bb071ec1c1182bf25fc83b09aa)

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer 2014-04-27 05:32:56 +02:00
parent 3c385ea24c
commit 0607c8af2b

View File

@ -1144,7 +1144,7 @@ static int mjpeg_decode_scan_progressive_ac(MJpegDecodeContext *s, int ss,
}
if (!Al) {
s->coefs_finished[c] |= (1LL << (se + 1)) - (1LL << ss);
s->coefs_finished[c] |= (2LL << se) - (1LL << ss);
last_scan = !~s->coefs_finished[c];
}