ffmpeg | branch: master | Michael Niedermayer <mich...@niedermayer.cc> | Mon Oct 4 23:52:52 2021 +0200| [98aec8c1b864e44636c0fabdaff3494d2051fda3] | committer: Michael Niedermayer
avcodec/h274: Fix signed left shift Fixes: 39463/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_H264_fuzzer-5736517629247488 Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg Signed-off-by: Michael Niedermayer <mich...@niedermayer.cc> > http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=98aec8c1b864e44636c0fabdaff3494d2051fda3 --- libavcodec/h274.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/libavcodec/h274.c b/libavcodec/h274.c index 20401ba06b..a69f941142 100644 --- a/libavcodec/h274.c +++ b/libavcodec/h274.c @@ -145,8 +145,8 @@ static void deblock_8x8_c(int8_t *out, const int out_stride) for (int y = 0; y < 8; y++) { const int8_t l1 = out[-2], l0 = out[-1]; const int8_t r0 = out[0], r1 = out[1]; - out[0] = (l0 + (r0 << 1) + r1) >> 2; - out[-1] = (r0 + (l0 << 1) + l1) >> 2; + out[0] = (l0 + r0 * 2 + r1) >> 2; + out[-1] = (r0 + l0 * 2 + l1) >> 2; out += out_stride; } } _______________________________________________ ffmpeg-cvslog mailing list ffmpeg-cvslog@ffmpeg.org https://ffmpeg.org/mailman/listinfo/ffmpeg-cvslog To unsubscribe, visit link above, or email ffmpeg-cvslog-requ...@ffmpeg.org with subject "unsubscribe".
