ffmpeg | branch: master | Michael Niedermayer <michae...@gmx.at> | Wed Mar 11 16:55:07 2015 +0100| [9b2a964ceeaba09fbd71a82ce58344614761e9ee] | committer: Michael Niedermayer
avcodec/vp8: Fix undefined shifts in vp8_mc_luma() Found-by: Clang -fsanitize=shift Reported-by: Thierry Foucu <tfo...@google.com> Signed-off-by: Michael Niedermayer <michae...@gmx.at> > http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=9b2a964ceeaba09fbd71a82ce58344614761e9ee --- libavcodec/vp8.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/libavcodec/vp8.c b/libavcodec/vp8.c index 448710b..4b32347 100644 --- a/libavcodec/vp8.c +++ b/libavcodec/vp8.c @@ -1721,8 +1721,8 @@ void vp8_mc_luma(VP8Context *s, VP8ThreadData *td, uint8_t *dst, if (AV_RN32A(mv)) { int src_linesize = linesize; - int mx = (mv->x << 1) & 7, mx_idx = subpel_idx[0][mx]; - int my = (mv->y << 1) & 7, my_idx = subpel_idx[0][my]; + int mx = (mv->x * 2) & 7, mx_idx = subpel_idx[0][mx]; + int my = (mv->y * 2) & 7, my_idx = subpel_idx[0][my]; x_off += mv->x >> 2; y_off += mv->y >> 2; _______________________________________________ ffmpeg-cvslog mailing list ffmpeg-cvslog@ffmpeg.org http://ffmpeg.org/mailman/listinfo/ffmpeg-cvslog
