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Merge "Tune rate-distortion modeling to account for frame light change"

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Jingning Han 2014-05-07 17:36:00 -07:00 committed by Gerrit Code Review
commit 7af0e984b8
1 changed files with 7 additions and 1 deletions
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8
vp9/encoder/vp9_pickmode.c
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@ -164,7 +164,13 @@ static void model_rd_for_sb_y(VP9_COMP *cpi, BLOCK_SIZE bsize,
int var = cpi->fn_ptr[bsize].vf(p->src.buf, p->src.stride,
pd->dst.buf, pd->dst.stride, &sse);
vp9_model_rd_from_var_lapndz(sse + var, 1 << num_pels_log2_lookup[bsize],
// TODO(jingning) This is a temporary solution to account for frames with
// light changes. Need to customize the rate-distortion modeling for non-RD
// mode decision.
if ((sse >> 3) > var)
sse = var;
vp9_model_rd_from_var_lapndz(var + sse, 1 << num_pels_log2_lookup[bsize],
pd->dequant[1] >> 3, &rate, &dist);
*out_rate_sum = rate;
*out_dist_sum = dist << 3;