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introduce a special quantization function for WHT

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WHT is somewhat a special case: no sharpen[] bias, etc.
Will be useful in a later CL when precision of input is changed.

Change-Id: I851b06deb94abdfc1ef00acafb8aa731801b4299
This commit is contained in:
skal
2013-12-10 14:21:47 +01:00
parent 41c0cc4b9a
commit 73b731fb42
4 changed files with 41 additions and 1 deletions
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2
src/enc/quant.c
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@ -723,7 +723,7 @@ static int ReconstructIntra16(VP8EncIterator* const it,
VP8FTransform(src + VP8Scan[n], ref + VP8Scan[n], tmp[n]);
}
VP8FTransformWHT(tmp[0], dc_tmp);
nz |= VP8EncQuantizeBlock(dc_tmp, rd->y_dc_levels, 0, &dqm->y2_) << 24;
nz |= VP8EncQuantizeBlockWHT(dc_tmp, rd->y_dc_levels, &dqm->y2_) << 24;
if (DO_TRELLIS_I16 && it->do_trellis_) {
int x, y;