ffmpeg | branch: release/3.2 | Michael Niedermayer <mich...@niedermayer.cc> | Fri Nov 17 22:01:29 2017 +0100| [c09c0ce374e5e527888af4f7ee99a0b499aab96b] | committer: Michael Niedermayer
avcodec/hevcdsp_template: Fix invalid shift in put_hevc_epel_bi_w_v() Fixes: runtime error: left shift of negative value -255 Fixes: 4037/clusterfuzz-testcase-minimized-5290998163832832 Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg Signed-off-by: Michael Niedermayer <mich...@niedermayer.cc> (cherry picked from commit 7d88586e4728e97349f98e07ff782bb168ab96c3) Signed-off-by: Michael Niedermayer <mich...@niedermayer.cc> > http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=c09c0ce374e5e527888af4f7ee99a0b499aab96b --- libavcodec/hevcdsp_template.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/libavcodec/hevcdsp_template.c b/libavcodec/hevcdsp_template.c index dd1643f6d1..82ee0b63ac 100644 --- a/libavcodec/hevcdsp_template.c +++ b/libavcodec/hevcdsp_template.c @@ -1413,7 +1413,7 @@ static void FUNC(put_hevc_epel_bi_w_v)(uint8_t *_dst, ptrdiff_t _dststride, uint for (y = 0; y < height; y++) { for (x = 0; x < width; x++) dst[x] = av_clip_pixel(((EPEL_FILTER(src, srcstride) >> (BIT_DEPTH - 8)) * wx1 + src2[x] * wx0 + - ((ox0 + ox1 + 1) << log2Wd)) >> (log2Wd + 1)); + ((ox0 + ox1 + 1) * (1 << log2Wd))) >> (log2Wd + 1)); src += srcstride; dst += dststride; src2 += MAX_PB_SIZE; _______________________________________________ ffmpeg-cvslog mailing list ffmpeg-cvslog@ffmpeg.org http://ffmpeg.org/mailman/listinfo/ffmpeg-cvslog
