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| author | Michael Niedermayer <michael@niedermayer.cc> | 2016-01-10 15:52:09 +0100 |
|---|---|---|
| committer | Michael Niedermayer <michael@niedermayer.cc> | 2016-01-10 15:59:27 +0100 |
| commit | d86d7b2486cd5c31db8e820d8a89554abf19567e (patch) | |
| tree | 8a47eea9f6e7a2da902cf543b5766c85bf0ac4f2 | |
| parent | f587ed0cbbda2de85d0fb34a4fdca89ccb1f1e61 (diff) | |
| download | ffmpeg-streaming-d86d7b2486cd5c31db8e820d8a89554abf19567e.zip ffmpeg-streaming-d86d7b2486cd5c31db8e820d8a89554abf19567e.tar.gz | |
avcodec/mjpegdec: Fix negative shift
Fixes: mjpeg_left_shift.avi
Found-by: Piotr Bandurski <ami_stuff@o2.pl>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
| -rw-r--r-- | libavcodec/mjpegdec.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/libavcodec/mjpegdec.c b/libavcodec/mjpegdec.c index c730e05..b1c5b67 100644 --- a/libavcodec/mjpegdec.c +++ b/libavcodec/mjpegdec.c @@ -999,7 +999,7 @@ static int ljpeg_decode_rgb_scan(MJpegDecodeContext *s, int nb_components, int p return -1; left[i] = buffer[mb_x][i] = - mask & (pred + (dc << point_transform)); + mask & (pred + (dc * (1 << point_transform))); } if (s->restart_interval && !--s->restart_count) { |
