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authorMichael Niedermayer <michaelni@gmx.at>2014-04-27 05:32:56 +0200
committerMichael Niedermayer <michaelni@gmx.at>2014-06-25 16:35:24 +0200
commitd9d66d2d16fab53457fc374280ca00f24345c34d (patch)
tree1ca2be310cb927abee3ad5f8fc3eaddfb9b1d6b3
parentdb33fb1c4866459fd3b48c844ea691b5118d63af (diff)
downloadffmpeg-d9d66d2d16fab53457fc374280ca00f24345c34d.tar.gz
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>
-rw-r--r--libavcodec/mjpegdec.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/libavcodec/mjpegdec.c b/libavcodec/mjpegdec.c
index 03cd065810..6a61315efc 100644
--- a/libavcodec/mjpegdec.c
+++ b/libavcodec/mjpegdec.c
@@ -1151,7 +1151,7 @@ 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];
}