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avcodec/snowenc: correct fullpel search pattern

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No real difference in quality, its a bit slower for the same dia_size as more
vectors are searched for the same dia_size

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
pull/135/merge
Michael Niedermayer 10 years ago
parent db6d0a5bd2
commit 58201c6e9e
3 changed files with 10 additions and 10 deletions
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  1. 4
      libavcodec/snowenc.c
  2. 8
      tests/ref/vsynth/vsynth1-snow
  3. 8
      tests/ref/vsynth/vsynth1-snow-hpel

4
libavcodec/snowenc.c
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@ -1119,8 +1119,8 @@ static void iterative_me(SnowContext *s){
for(j=0; j<i; j++){
dia_change |= check_block_inter(s, mb_x, mb_y, newx+4*(i-j), newy+(4*j), obmc_edged, &best_rd);
dia_change |= check_block_inter(s, mb_x, mb_y, newx-4*(i-j), newy-(4*j), obmc_edged, &best_rd);
dia_change |= check_block_inter(s, mb_x, mb_y, newx+4*(i-j), newy-(4*j), obmc_edged, &best_rd);
dia_change |= check_block_inter(s, mb_x, mb_y, newx-4*(i-j), newy+(4*j), obmc_edged, &best_rd);
dia_change |= check_block_inter(s, mb_x, mb_y, newx-(4*j), newy+4*(i-j), obmc_edged, &best_rd);
dia_change |= check_block_inter(s, mb_x, mb_y, newx+(4*j), newy-4*(i-j), obmc_edged, &best_rd);
}
}
}while(dia_change);

8
tests/ref/vsynth/vsynth1-snow
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@ -1,4 +1,4 @@
61915927233f94db766dd968e750d6a8 *tests/data/fate/vsynth1-snow.avi
136324 tests/data/fate/vsynth1-snow.avi
443a1fbdfea490453e790b7e99c0c8df *tests/data/fate/vsynth1-snow.out.rawvideo
stddev: 22.77 PSNR: 20.98 MAXDIFF: 172 bytes: 7603200/ 7603200
09e7402e7a86a1b88c2470ce7b7c5479 *tests/data/fate/vsynth1-snow.avi
136222 tests/data/fate/vsynth1-snow.avi
1b666c20aab90bca35d45732ae6f539f *tests/data/fate/vsynth1-snow.out.rawvideo
stddev: 22.77 PSNR: 20.98 MAXDIFF: 173 bytes: 7603200/ 7603200

8
tests/ref/vsynth/vsynth1-snow-hpel
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@ -1,4 +1,4 @@
a49202654daa09408565be55b2a18010 *tests/data/fate/vsynth1-snow-hpel.avi
138684 tests/data/fate/vsynth1-snow-hpel.avi
00a7d96a4829e4babbe496bb0d1a1cdc *tests/data/fate/vsynth1-snow-hpel.out.rawvideo
stddev: 22.74 PSNR: 20.99 MAXDIFF: 171 bytes: 7603200/ 7603200
a7fcc538cb09bd0d9096690ebc0e12c3 *tests/data/fate/vsynth1-snow-hpel.avi
138572 tests/data/fate/vsynth1-snow-hpel.avi
654064845979137a336aa27cb9605f69 *tests/data/fate/vsynth1-snow-hpel.out.rawvideo
stddev: 22.74 PSNR: 20.99 MAXDIFF: 175 bytes: 7603200/ 7603200

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