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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>
tags/n3.0
Michael Niedermayer 10 years ago
parent
commit
c8ea57664f
1 changed files with 2 additions and 1 deletions
  1. +2
    -1
      libavcodec/h264_mc_template.c

+ 2
- 1
libavcodec/h264_mc_template.c View File

@@ -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);
}


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