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Merge "Bias against non-zero mv for large blocks."

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Marco Paniconi 2015-11-04 00:01:23 +00:00 committed by Gerrit Code Review
commit c6641709a7
1 changed files with 14 additions and 0 deletions
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14
vp9/encoder/vp9_pickmode.c
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@ -1483,6 +1483,20 @@ void vp9_pick_inter_mode(VP9_COMP *cpi, MACROBLOCK *x,
this_rdc.rate += ref_frame_cost[ref_frame];
this_rdc.rdcost = RDCOST(x->rdmult, x->rddiv, this_rdc.rate, this_rdc.dist);
// Bias against non-zero (above some threshold) motion for large blocks.
// This is temporary fix to avoid selection of large mv for big blocks.
if (cpi->oxcf.speed > 5 &&
cpi->oxcf.content != VP9E_CONTENT_SCREEN &&
(frame_mv[this_mode][ref_frame].as_mv.row > 64 ||
frame_mv[this_mode][ref_frame].as_mv.row < -64 ||
frame_mv[this_mode][ref_frame].as_mv.col > 64 ||
frame_mv[this_mode][ref_frame].as_mv.col < -64)) {
if (bsize == BLOCK_64X64)
this_rdc.rdcost = this_rdc.rdcost << 1;
else if (bsize >= BLOCK_32X32)
this_rdc.rdcost = 3 * this_rdc.rdcost >> 1;
}
// Skipping checking: test to see if this block can be reconstructed by
// prediction only.
if (cpi->allow_encode_breakout) {