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intrapred: sync highbd_d63_predictor w/d63_

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8/16/32: ~6%/~18%/~33% faster

previously:
7012ba639 vp9_reconintra: simplify d63_predictor

BUG=webm:1411

Change-Id: Ie775f3a4f7fd74df44754e65686d826a51c2cdc2
This commit is contained in:
James Zern 2017-09-08 19:20:07 -07:00
parent 9dfa76f948
commit fb40b5d7a7
1 changed files with 11 additions and 7 deletions
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18
vpx_dsp/intrapred.c
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@ -489,15 +489,19 @@ static INLINE void highbd_d63_predictor(uint16_t *dst, ptrdiff_t stride, int bs,
const uint16_t *above,
const uint16_t *left, int bd) {
int r, c;
int size;
(void)left;
(void)bd;
for (r = 0; r < bs; ++r) {
for (c = 0; c < bs; ++c) {
dst[c] = r & 1 ? AVG3(above[(r >> 1) + c], above[(r >> 1) + c + 1],
above[(r >> 1) + c + 2])
: AVG2(above[(r >> 1) + c], above[(r >> 1) + c + 1]);
}
dst += stride;
for (c = 0; c < bs; ++c) {
dst[c] = AVG2(above[c], above[c + 1]);
dst[stride + c] = AVG3(above[c], above[c + 1], above[c + 2]);
}
for (r = 2, size = bs - 2; r < bs; r += 2, --size) {
memcpy(dst + (r + 0) * stride, dst + (r >> 1), size * sizeof(*dst));
vpx_memset16(dst + (r + 0) * stride + size, above[bs - 1], bs - size);
memcpy(dst + (r + 1) * stride, dst + stride + (r >> 1),
size * sizeof(*dst));
vpx_memset16(dst + (r + 1) * stride + size, above[bs - 1], bs - size);
}
}