Detect spatial direct MBs partitioned smaller than 16x16 that can be partitioned
as 16x16 (except ones changing interlacing relative to the colocated MB). 20 cycles slower during MV generation 175 cycles faster during MC Originally committed as revision 21690 to svn://svn.ffmpeg.org/ffmpeg/trunk
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@ -319,6 +319,7 @@ single_col:
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fill_rectangle(&h->mv_cache[0][scan8[0]], 4, 4, 8, a, 4);
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fill_rectangle(&h->mv_cache[1][scan8[0]], 4, 4, 8, b, 4);
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}else{
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int n=0;
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for(i8=0; i8<4; i8++){
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const int x8 = i8&1;
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const int y8 = i8>>1;
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@ -344,6 +345,7 @@ single_col:
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fill_rectangle(&h->mv_cache[0][scan8[i8*4]], 2, 2, 8, 0, 4);
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if(ref[1] == 0)
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fill_rectangle(&h->mv_cache[1][scan8[i8*4]], 2, 2, 8, 0, 4);
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n+=4;
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}
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}else{
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int m=0;
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@ -359,9 +361,12 @@ single_col:
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}
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if(!(m&3))
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h->sub_mb_type[i8]+= MB_TYPE_16x16 - MB_TYPE_8x8;
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n+=m;
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}
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}
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}
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if(!is_b8x8 && !(n&15))
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*mb_type= (*mb_type & ~(MB_TYPE_8x8|MB_TYPE_16x8|MB_TYPE_8x16|MB_TYPE_P1L0|MB_TYPE_P1L1))|MB_TYPE_16x16|MB_TYPE_DIRECT2;
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}
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}else{ /* direct temporal mv pred */
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const int *map_col_to_list0[2] = {h->map_col_to_list0[0], h->map_col_to_list0[1]};
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