ffmpeg | branch: master | Michael Niedermayer <mich...@niedermayer.cc> | Mon May 15 21:21:20 2017 +0200| [a6eb006ad47beb6d5e5cc2c99f8185965209ec6b] | committer: Michael Niedermayer
avcodec/svq3: Fix runtime error: left shift of negative value -6 Fixes: 1604/clusterfuzz-testcase-minimized-5312060206350336 Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/targets/ffmpeg Signed-off-by: Michael Niedermayer <mich...@niedermayer.cc> > http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=a6eb006ad47beb6d5e5cc2c99f8185965209ec6b --- libavcodec/svq3.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/libavcodec/svq3.c b/libavcodec/svq3.c index 4814b80c3a..a766fa49ad 100644 --- a/libavcodec/svq3.c +++ b/libavcodec/svq3.c @@ -524,8 +524,8 @@ static inline int svq3_mc_dir(SVQ3Context *s, int size, int mode, if (mode != PREDICT_MODE) { svq3_pred_motion(s, k, part_width >> 2, dir, 1, &mx, &my); } else { - mx = s->next_pic->motion_val[0][b_xy][0] << 1; - my = s->next_pic->motion_val[0][b_xy][1] << 1; + mx = s->next_pic->motion_val[0][b_xy][0] * 2; + my = s->next_pic->motion_val[0][b_xy][1] * 2; if (dir == 0) { mx = mx * s->frame_num_offset / _______________________________________________ ffmpeg-cvslog mailing list ffmpeg-cvslog@ffmpeg.org http://ffmpeg.org/mailman/listinfo/ffmpeg-cvslog
