static INLINE void d63_predictor(uint8_t *dst, ptrdiff_t stride, int bs,
const uint8_t *above, const uint8_t *left) {
int r, c;
- (void) left;
- 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;
+ int size;
+ (void)left;
+ 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);
+ memset(dst + (r + 0) * stride + size, above[bs - 1], bs - size);
+ memcpy(dst + (r + 1) * stride, dst + stride + (r >> 1), size);
+ memset(dst + (r + 1) * stride + size, above[bs - 1], bs - size);
}
}
intra_pred_no_4x4(d63)