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| author | Michael Niedermayer <michael@niedermayer.cc> | 2015-12-18 00:20:51 +0100 |
|---|---|---|
| committer | Michael Niedermayer <michael@niedermayer.cc> | 2015-12-18 00:54:37 +0100 |
| commit | c8ea57664fe3ad611c9ecd234670544ddff7ca55 (patch) | |
| tree | 450f7c061d34de7b8d28294d9224808851d79cd2 /libavcodec | |
| parent | ef8f6464a55db730cab8c48a1a51fa4e6ca12107 (diff) | |
| download | ffmpeg-c8ea57664fe3ad611c9ecd234670544ddff7ca55.tar.gz | |
avcodec/h264_mc_template: prefetch list1 only if it is used in the MB
Fixes ubsan warning
Fixes Mozilla bug 1230276
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
Diffstat (limited to 'libavcodec')
| -rw-r--r-- | libavcodec/h264_mc_template.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/libavcodec/h264_mc_template.c b/libavcodec/h264_mc_template.c index eaead35bb2..e4333a733c 100644 --- a/libavcodec/h264_mc_template.c +++ b/libavcodec/h264_mc_template.c @@ -158,6 +158,7 @@ static void MCFUNC(hl_motion)(const H264Context *h, H264SliceContext *sl, } } - prefetch_motion(h, sl, 1, PIXEL_SHIFT, CHROMA_IDC); + if (USES_LIST(mb_type, 1)) + prefetch_motion(h, sl, 1, PIXEL_SHIFT, CHROMA_IDC); } |