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ffmpeg.wasm-core
Commit 3b9e61e4 authored by Michael Niedermayer's avatar Michael Niedermayer
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Zero a/b only in the branch where they need to be zeroed. 

Originally committed as revision 21679 to svn://svn.ffmpeg.org/ffmpeg/trunk
parent f28a2656
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Showing with 4 additions and 2 deletions
libavcodec/h264_direct.c
View file @ 3b9e61e4
......@@ -255,7 +255,7 @@ single_col:
int y8 = i8>>1;
int xy8 = x8+y8*b8_stride;
int xy4 = 3*x8+y8*b4_stride;
int a=0, b=0;
int a,b;
if(is_b8x8 && !IS_DIRECT(h->sub_mb_type[i8]))
continue;
......@@ -266,6 +266,7 @@ single_col:
if(!IS_INTRA(mb_type_col[y8]) && !h->ref_list[1][0].long_ref
&& ( (l1ref0[xy8] == 0 && FFABS(l1mv0[xy4][0]) <= 1 && FFABS(l1mv0[xy4][1]) <= 1)
|| (l1ref0[xy8] < 0 && l1ref1[xy8] == 0 && FFABS(l1mv1[xy4][0]) <= 1 && FFABS(l1mv1[xy4][1]) <= 1))){
a=b=0;
if(ref[0] > 0)
a= pack16to32(mv[0][0],mv[0][1]);
if(ref[1] > 0)
......@@ -278,7 +279,7 @@ single_col:
fill_rectangle(&h->mv_cache[1][scan8[i8*4]], 2, 2, 8, b, 4);
}
}else if(IS_16X16(*mb_type)){
int a=0, b=0;
int a,b;
fill_rectangle(&h->ref_cache[0][scan8[0]], 4, 4, 8, (uint8_t)ref[0], 1);
fill_rectangle(&h->ref_cache[1][scan8[0]], 4, 4, 8, (uint8_t)ref[1], 1);
......@@ -286,6 +287,7 @@ single_col:
&& ( (l1ref0[0] == 0 && FFABS(l1mv0[0][0]) <= 1 && FFABS(l1mv0[0][1]) <= 1)
|| (l1ref0[0] < 0 && l1ref1[0] == 0 && FFABS(l1mv1[0][0]) <= 1 && FFABS(l1mv1[0][1]) <= 1
&& (h->x264_build>33 || !h->x264_build)))){
a=b=0;
if(ref[0] > 0)
a= pack16to32(mv[0][0],mv[0][1]);
if(ref[1] > 0)
......
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