871 lines
26 KiB
C
871 lines
26 KiB
C
/*
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* Copyright (c) 2015 The WebM project authors. All Rights Reserved.
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*
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* Use of this source code is governed by a BSD-style license
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* that can be found in the LICENSE file in the root of the source
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* tree. An additional intellectual property rights grant can be found
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* in the file PATENTS. All contributing project authors may
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* be found in the AUTHORS file in the root of the source tree.
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*/
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#include "./vpx_config.h"
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#include "./vpx_dsp_rtcd.h"
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#include "vpx_dsp/vpx_dsp_common.h"
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#include "vpx_mem/vpx_mem.h"
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#define DST(x, y) dst[(x) + (y) * stride]
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#define AVG3(a, b, c) (((a) + 2 * (b) + (c) + 2) >> 2)
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#define AVG2(a, b) (((a) + (b) + 1) >> 1)
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static INLINE void d207_predictor(uint8_t *dst, ptrdiff_t stride, int bs,
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const uint8_t *above, const uint8_t *left) {
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int r, c;
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(void) above;
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// first column
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for (r = 0; r < bs - 1; ++r)
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dst[r * stride] = AVG2(left[r], left[r + 1]);
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dst[(bs - 1) * stride] = left[bs - 1];
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dst++;
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// second column
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for (r = 0; r < bs - 2; ++r)
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dst[r * stride] = AVG3(left[r], left[r + 1], left[r + 2]);
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dst[(bs - 2) * stride] = AVG3(left[bs - 2], left[bs - 1], left[bs - 1]);
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dst[(bs - 1) * stride] = left[bs - 1];
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dst++;
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// rest of last row
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for (c = 0; c < bs - 2; ++c)
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dst[(bs - 1) * stride + c] = left[bs - 1];
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for (r = bs - 2; r >= 0; --r)
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for (c = 0; c < bs - 2; ++c)
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dst[r * stride + c] = dst[(r + 1) * stride + c - 2];
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}
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#if CONFIG_MISC_FIXES
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static INLINE void d207e_predictor(uint8_t *dst, ptrdiff_t stride, int bs,
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const uint8_t *above, const uint8_t *left) {
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int r, c;
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(void) above;
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for (r = 0; r < bs; ++r) {
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for (c = 0; c < bs; ++c) {
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dst[c] = c & 1 ? AVG3(left[(c >> 1) + r], left[(c >> 1) + r + 1],
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left[(c >> 1) + r + 2])
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: AVG2(left[(c >> 1) + r], left[(c >> 1) + r + 1]);
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}
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dst += stride;
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}
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}
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#endif // CONFIG_MISC_FIXES
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static INLINE void d63_predictor(uint8_t *dst, ptrdiff_t stride, int bs,
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const uint8_t *above, const uint8_t *left) {
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int r, c;
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int size;
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(void)left;
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for (c = 0; c < bs; ++c) {
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dst[c] = AVG2(above[c], above[c + 1]);
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dst[stride + c] = AVG3(above[c], above[c + 1], above[c + 2]);
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}
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for (r = 2, size = bs - 2; r < bs; r += 2, --size) {
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memcpy(dst + (r + 0) * stride, dst + (r >> 1), size);
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memset(dst + (r + 0) * stride + size, above[bs - 1], bs - size);
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memcpy(dst + (r + 1) * stride, dst + stride + (r >> 1), size);
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memset(dst + (r + 1) * stride + size, above[bs - 1], bs - size);
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}
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}
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#if CONFIG_MISC_FIXES
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static INLINE void d63e_predictor(uint8_t *dst, ptrdiff_t stride, int bs,
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const uint8_t *above, const uint8_t *left) {
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int r, c;
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(void) left;
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for (r = 0; r < bs; ++r) {
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for (c = 0; c < bs; ++c) {
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dst[c] = r & 1 ? AVG3(above[(r >> 1) + c], above[(r >> 1) + c + 1],
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above[(r >> 1) + c + 2])
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: AVG2(above[(r >> 1) + c], above[(r >> 1) + c + 1]);
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}
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dst += stride;
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}
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}
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#endif // CONFIG_MISC_FIXES
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static INLINE void d45_predictor(uint8_t *dst, ptrdiff_t stride, int bs,
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const uint8_t *above, const uint8_t *left) {
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const uint8_t above_right = above[bs - 1];
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const uint8_t *const dst_row0 = dst;
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int x, size;
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(void)left;
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for (x = 0; x < bs - 1; ++x) {
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dst[x] = AVG3(above[x], above[x + 1], above[x + 2]);
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}
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dst[bs - 1] = above_right;
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dst += stride;
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for (x = 1, size = bs - 2; x < bs; ++x, --size) {
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memcpy(dst, dst_row0 + x, size);
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memset(dst + size, above_right, x + 1);
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dst += stride;
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}
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}
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#if CONFIG_MISC_FIXES
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static INLINE void d45e_predictor(uint8_t *dst, ptrdiff_t stride, int bs,
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const uint8_t *above, const uint8_t *left) {
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int r, c;
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(void) left;
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for (r = 0; r < bs; ++r) {
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for (c = 0; c < bs; ++c) {
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dst[c] = AVG3(above[r + c], above[r + c + 1],
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above[r + c + 1 + (r + c + 2 < bs * 2)]);
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}
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dst += stride;
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}
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}
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#endif // CONFIG_MISC_FIXES
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static INLINE void d117_predictor(uint8_t *dst, ptrdiff_t stride, int bs,
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const uint8_t *above, const uint8_t *left) {
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int r, c;
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// first row
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for (c = 0; c < bs; c++)
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dst[c] = AVG2(above[c - 1], above[c]);
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dst += stride;
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// second row
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dst[0] = AVG3(left[0], above[-1], above[0]);
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for (c = 1; c < bs; c++)
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dst[c] = AVG3(above[c - 2], above[c - 1], above[c]);
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dst += stride;
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// the rest of first col
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dst[0] = AVG3(above[-1], left[0], left[1]);
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for (r = 3; r < bs; ++r)
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dst[(r - 2) * stride] = AVG3(left[r - 3], left[r - 2], left[r - 1]);
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// the rest of the block
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for (r = 2; r < bs; ++r) {
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for (c = 1; c < bs; c++)
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dst[c] = dst[-2 * stride + c - 1];
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dst += stride;
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}
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}
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static INLINE void d135_predictor(uint8_t *dst, ptrdiff_t stride, int bs,
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const uint8_t *above, const uint8_t *left) {
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int i;
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#if defined(__GNUC__) && __GNUC__ == 4 && __GNUC_MINOR__ > 7
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// silence a spurious -Warray-bounds warning, possibly related to:
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// https://gcc.gnu.org/bugzilla/show_bug.cgi?id=56273
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uint8_t border[69];
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#else
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uint8_t border[32 + 32 - 1]; // outer border from bottom-left to top-right
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#endif
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// dst(bs, bs - 2)[0], i.e., border starting at bottom-left
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for (i = 0; i < bs - 2; ++i) {
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border[i] = AVG3(left[bs - 3 - i], left[bs - 2 - i], left[bs - 1 - i]);
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}
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border[bs - 2] = AVG3(above[-1], left[0], left[1]);
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border[bs - 1] = AVG3(left[0], above[-1], above[0]);
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border[bs - 0] = AVG3(above[-1], above[0], above[1]);
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// dst[0][2, size), i.e., remaining top border ascending
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for (i = 0; i < bs - 2; ++i) {
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border[bs + 1 + i] = AVG3(above[i], above[i + 1], above[i + 2]);
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}
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for (i = 0; i < bs; ++i) {
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memcpy(dst + i * stride, border + bs - 1 - i, bs);
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}
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}
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static INLINE void d153_predictor(uint8_t *dst, ptrdiff_t stride, int bs,
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const uint8_t *above, const uint8_t *left) {
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int r, c;
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dst[0] = AVG2(above[-1], left[0]);
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for (r = 1; r < bs; r++)
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dst[r * stride] = AVG2(left[r - 1], left[r]);
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dst++;
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dst[0] = AVG3(left[0], above[-1], above[0]);
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dst[stride] = AVG3(above[-1], left[0], left[1]);
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for (r = 2; r < bs; r++)
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dst[r * stride] = AVG3(left[r - 2], left[r - 1], left[r]);
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dst++;
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for (c = 0; c < bs - 2; c++)
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dst[c] = AVG3(above[c - 1], above[c], above[c + 1]);
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dst += stride;
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for (r = 1; r < bs; ++r) {
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for (c = 0; c < bs - 2; c++)
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dst[c] = dst[-stride + c - 2];
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dst += stride;
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}
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}
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static INLINE void v_predictor(uint8_t *dst, ptrdiff_t stride, int bs,
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const uint8_t *above, const uint8_t *left) {
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int r;
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(void) left;
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for (r = 0; r < bs; r++) {
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memcpy(dst, above, bs);
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dst += stride;
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}
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}
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static INLINE void h_predictor(uint8_t *dst, ptrdiff_t stride, int bs,
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const uint8_t *above, const uint8_t *left) {
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int r;
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(void) above;
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for (r = 0; r < bs; r++) {
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memset(dst, left[r], bs);
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dst += stride;
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}
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}
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static INLINE void tm_predictor(uint8_t *dst, ptrdiff_t stride, int bs,
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const uint8_t *above, const uint8_t *left) {
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int r, c;
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int ytop_left = above[-1];
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for (r = 0; r < bs; r++) {
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for (c = 0; c < bs; c++)
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dst[c] = clip_pixel(left[r] + above[c] - ytop_left);
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dst += stride;
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}
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}
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static INLINE void dc_128_predictor(uint8_t *dst, ptrdiff_t stride, int bs,
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const uint8_t *above, const uint8_t *left) {
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int r;
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(void) above;
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(void) left;
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for (r = 0; r < bs; r++) {
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memset(dst, 128, bs);
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dst += stride;
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}
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}
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static INLINE void dc_left_predictor(uint8_t *dst, ptrdiff_t stride, int bs,
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const uint8_t *above,
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const uint8_t *left) {
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int i, r, expected_dc, sum = 0;
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(void) above;
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for (i = 0; i < bs; i++)
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sum += left[i];
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expected_dc = (sum + (bs >> 1)) / bs;
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for (r = 0; r < bs; r++) {
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memset(dst, expected_dc, bs);
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dst += stride;
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}
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}
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static INLINE void dc_top_predictor(uint8_t *dst, ptrdiff_t stride, int bs,
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const uint8_t *above, const uint8_t *left) {
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int i, r, expected_dc, sum = 0;
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(void) left;
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for (i = 0; i < bs; i++)
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sum += above[i];
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expected_dc = (sum + (bs >> 1)) / bs;
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for (r = 0; r < bs; r++) {
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memset(dst, expected_dc, bs);
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dst += stride;
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}
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}
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static INLINE void dc_predictor(uint8_t *dst, ptrdiff_t stride, int bs,
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const uint8_t *above, const uint8_t *left) {
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int i, r, expected_dc, sum = 0;
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const int count = 2 * bs;
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for (i = 0; i < bs; i++) {
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sum += above[i];
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sum += left[i];
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}
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expected_dc = (sum + (count >> 1)) / count;
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for (r = 0; r < bs; r++) {
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memset(dst, expected_dc, bs);
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dst += stride;
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}
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}
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void vpx_he_predictor_4x4_c(uint8_t *dst, ptrdiff_t stride,
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const uint8_t *above, const uint8_t *left) {
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const int H = above[-1];
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const int I = left[0];
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const int J = left[1];
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const int K = left[2];
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const int L = left[3];
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memset(dst + stride * 0, AVG3(H, I, J), 4);
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memset(dst + stride * 1, AVG3(I, J, K), 4);
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memset(dst + stride * 2, AVG3(J, K, L), 4);
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memset(dst + stride * 3, AVG3(K, L, L), 4);
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}
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void vpx_ve_predictor_4x4_c(uint8_t *dst, ptrdiff_t stride,
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const uint8_t *above, const uint8_t *left) {
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const int H = above[-1];
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const int I = above[0];
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const int J = above[1];
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const int K = above[2];
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const int L = above[3];
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const int M = above[4];
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(void)left;
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dst[0] = AVG3(H, I, J);
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dst[1] = AVG3(I, J, K);
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dst[2] = AVG3(J, K, L);
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dst[3] = AVG3(K, L, M);
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memcpy(dst + stride * 1, dst, 4);
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memcpy(dst + stride * 2, dst, 4);
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memcpy(dst + stride * 3, dst, 4);
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}
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void vpx_d207_predictor_4x4_c(uint8_t *dst, ptrdiff_t stride,
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const uint8_t *above, const uint8_t *left) {
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const int I = left[0];
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const int J = left[1];
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const int K = left[2];
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const int L = left[3];
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(void)above;
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DST(0, 0) = AVG2(I, J);
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DST(2, 0) = DST(0, 1) = AVG2(J, K);
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DST(2, 1) = DST(0, 2) = AVG2(K, L);
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DST(1, 0) = AVG3(I, J, K);
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DST(3, 0) = DST(1, 1) = AVG3(J, K, L);
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DST(3, 1) = DST(1, 2) = AVG3(K, L, L);
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DST(3, 2) = DST(2, 2) =
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DST(0, 3) = DST(1, 3) = DST(2, 3) = DST(3, 3) = L;
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}
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void vpx_d63_predictor_4x4_c(uint8_t *dst, ptrdiff_t stride,
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const uint8_t *above, const uint8_t *left) {
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const int A = above[0];
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const int B = above[1];
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const int C = above[2];
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const int D = above[3];
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const int E = above[4];
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const int F = above[5];
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const int G = above[6];
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(void)left;
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DST(0, 0) = AVG2(A, B);
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DST(1, 0) = DST(0, 2) = AVG2(B, C);
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DST(2, 0) = DST(1, 2) = AVG2(C, D);
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DST(3, 0) = DST(2, 2) = AVG2(D, E);
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DST(3, 2) = AVG2(E, F); // differs from vp8
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DST(0, 1) = AVG3(A, B, C);
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DST(1, 1) = DST(0, 3) = AVG3(B, C, D);
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DST(2, 1) = DST(1, 3) = AVG3(C, D, E);
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DST(3, 1) = DST(2, 3) = AVG3(D, E, F);
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DST(3, 3) = AVG3(E, F, G); // differs from vp8
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}
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void vpx_d63f_predictor_4x4_c(uint8_t *dst, ptrdiff_t stride,
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const uint8_t *above, const uint8_t *left) {
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const int A = above[0];
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const int B = above[1];
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const int C = above[2];
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const int D = above[3];
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const int E = above[4];
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const int F = above[5];
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const int G = above[6];
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const int H = above[7];
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(void)left;
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DST(0, 0) = AVG2(A, B);
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DST(1, 0) = DST(0, 2) = AVG2(B, C);
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DST(2, 0) = DST(1, 2) = AVG2(C, D);
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DST(3, 0) = DST(2, 2) = AVG2(D, E);
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DST(3, 2) = AVG3(E, F, G);
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DST(0, 1) = AVG3(A, B, C);
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DST(1, 1) = DST(0, 3) = AVG3(B, C, D);
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DST(2, 1) = DST(1, 3) = AVG3(C, D, E);
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DST(3, 1) = DST(2, 3) = AVG3(D, E, F);
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DST(3, 3) = AVG3(F, G, H);
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}
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void vpx_d45_predictor_4x4_c(uint8_t *dst, ptrdiff_t stride,
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const uint8_t *above, const uint8_t *left) {
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const int A = above[0];
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const int B = above[1];
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const int C = above[2];
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const int D = above[3];
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const int E = above[4];
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const int F = above[5];
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const int G = above[6];
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const int H = above[7];
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(void)stride;
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(void)left;
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DST(0, 0) = AVG3(A, B, C);
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DST(1, 0) = DST(0, 1) = AVG3(B, C, D);
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DST(2, 0) = DST(1, 1) = DST(0, 2) = AVG3(C, D, E);
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DST(3, 0) = DST(2, 1) = DST(1, 2) = DST(0, 3) = AVG3(D, E, F);
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DST(3, 1) = DST(2, 2) = DST(1, 3) = AVG3(E, F, G);
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DST(3, 2) = DST(2, 3) = AVG3(F, G, H);
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DST(3, 3) = H; // differs from vp8
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}
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void vpx_d45e_predictor_4x4_c(uint8_t *dst, ptrdiff_t stride,
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const uint8_t *above, const uint8_t *left) {
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const int A = above[0];
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const int B = above[1];
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const int C = above[2];
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const int D = above[3];
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const int E = above[4];
|
|
const int F = above[5];
|
|
const int G = above[6];
|
|
const int H = above[7];
|
|
(void)stride;
|
|
(void)left;
|
|
DST(0, 0) = AVG3(A, B, C);
|
|
DST(1, 0) = DST(0, 1) = AVG3(B, C, D);
|
|
DST(2, 0) = DST(1, 1) = DST(0, 2) = AVG3(C, D, E);
|
|
DST(3, 0) = DST(2, 1) = DST(1, 2) = DST(0, 3) = AVG3(D, E, F);
|
|
DST(3, 1) = DST(2, 2) = DST(1, 3) = AVG3(E, F, G);
|
|
DST(3, 2) = DST(2, 3) = AVG3(F, G, H);
|
|
DST(3, 3) = AVG3(G, H, H);
|
|
}
|
|
|
|
void vpx_d117_predictor_4x4_c(uint8_t *dst, ptrdiff_t stride,
|
|
const uint8_t *above, const uint8_t *left) {
|
|
const int I = left[0];
|
|
const int J = left[1];
|
|
const int K = left[2];
|
|
const int X = above[-1];
|
|
const int A = above[0];
|
|
const int B = above[1];
|
|
const int C = above[2];
|
|
const int D = above[3];
|
|
DST(0, 0) = DST(1, 2) = AVG2(X, A);
|
|
DST(1, 0) = DST(2, 2) = AVG2(A, B);
|
|
DST(2, 0) = DST(3, 2) = AVG2(B, C);
|
|
DST(3, 0) = AVG2(C, D);
|
|
|
|
DST(0, 3) = AVG3(K, J, I);
|
|
DST(0, 2) = AVG3(J, I, X);
|
|
DST(0, 1) = DST(1, 3) = AVG3(I, X, A);
|
|
DST(1, 1) = DST(2, 3) = AVG3(X, A, B);
|
|
DST(2, 1) = DST(3, 3) = AVG3(A, B, C);
|
|
DST(3, 1) = AVG3(B, C, D);
|
|
}
|
|
|
|
void vpx_d135_predictor_4x4_c(uint8_t *dst, ptrdiff_t stride,
|
|
const uint8_t *above, const uint8_t *left) {
|
|
const int I = left[0];
|
|
const int J = left[1];
|
|
const int K = left[2];
|
|
const int L = left[3];
|
|
const int X = above[-1];
|
|
const int A = above[0];
|
|
const int B = above[1];
|
|
const int C = above[2];
|
|
const int D = above[3];
|
|
(void)stride;
|
|
DST(0, 3) = AVG3(J, K, L);
|
|
DST(1, 3) = DST(0, 2) = AVG3(I, J, K);
|
|
DST(2, 3) = DST(1, 2) = DST(0, 1) = AVG3(X, I, J);
|
|
DST(3, 3) = DST(2, 2) = DST(1, 1) = DST(0, 0) = AVG3(A, X, I);
|
|
DST(3, 2) = DST(2, 1) = DST(1, 0) = AVG3(B, A, X);
|
|
DST(3, 1) = DST(2, 0) = AVG3(C, B, A);
|
|
DST(3, 0) = AVG3(D, C, B);
|
|
}
|
|
|
|
void vpx_d153_predictor_4x4_c(uint8_t *dst, ptrdiff_t stride,
|
|
const uint8_t *above, const uint8_t *left) {
|
|
const int I = left[0];
|
|
const int J = left[1];
|
|
const int K = left[2];
|
|
const int L = left[3];
|
|
const int X = above[-1];
|
|
const int A = above[0];
|
|
const int B = above[1];
|
|
const int C = above[2];
|
|
|
|
DST(0, 0) = DST(2, 1) = AVG2(I, X);
|
|
DST(0, 1) = DST(2, 2) = AVG2(J, I);
|
|
DST(0, 2) = DST(2, 3) = AVG2(K, J);
|
|
DST(0, 3) = AVG2(L, K);
|
|
|
|
DST(3, 0) = AVG3(A, B, C);
|
|
DST(2, 0) = AVG3(X, A, B);
|
|
DST(1, 0) = DST(3, 1) = AVG3(I, X, A);
|
|
DST(1, 1) = DST(3, 2) = AVG3(J, I, X);
|
|
DST(1, 2) = DST(3, 3) = AVG3(K, J, I);
|
|
DST(1, 3) = AVG3(L, K, J);
|
|
}
|
|
|
|
#if CONFIG_VP9_HIGHBITDEPTH
|
|
static INLINE void highbd_d207_predictor(uint16_t *dst, ptrdiff_t stride,
|
|
int bs, const uint16_t *above,
|
|
const uint16_t *left, int bd) {
|
|
int r, c;
|
|
(void) above;
|
|
(void) bd;
|
|
|
|
// First column.
|
|
for (r = 0; r < bs - 1; ++r) {
|
|
dst[r * stride] = AVG2(left[r], left[r + 1]);
|
|
}
|
|
dst[(bs - 1) * stride] = left[bs - 1];
|
|
dst++;
|
|
|
|
// Second column.
|
|
for (r = 0; r < bs - 2; ++r) {
|
|
dst[r * stride] = AVG3(left[r], left[r + 1], left[r + 2]);
|
|
}
|
|
dst[(bs - 2) * stride] = AVG3(left[bs - 2], left[bs - 1], left[bs - 1]);
|
|
dst[(bs - 1) * stride] = left[bs - 1];
|
|
dst++;
|
|
|
|
// Rest of last row.
|
|
for (c = 0; c < bs - 2; ++c)
|
|
dst[(bs - 1) * stride + c] = left[bs - 1];
|
|
|
|
for (r = bs - 2; r >= 0; --r) {
|
|
for (c = 0; c < bs - 2; ++c)
|
|
dst[r * stride + c] = dst[(r + 1) * stride + c - 2];
|
|
}
|
|
}
|
|
|
|
#if CONFIG_MISC_FIXES
|
|
static INLINE void highbd_d207e_predictor(uint16_t *dst, ptrdiff_t stride,
|
|
int bs, const uint16_t *above,
|
|
const uint16_t *left, int bd) {
|
|
int r, c;
|
|
(void) above;
|
|
(void) bd;
|
|
|
|
for (r = 0; r < bs; ++r) {
|
|
for (c = 0; c < bs; ++c) {
|
|
dst[c] = c & 1 ? AVG3(left[(c >> 1) + r], left[(c >> 1) + r + 1],
|
|
left[(c >> 1) + r + 2])
|
|
: AVG2(left[(c >> 1) + r], left[(c >> 1) + r + 1]);
|
|
}
|
|
dst += stride;
|
|
}
|
|
}
|
|
#endif // CONFIG_MISC_FIXES
|
|
|
|
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;
|
|
(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;
|
|
}
|
|
}
|
|
|
|
#define highbd_d63e_predictor highbd_d63_predictor
|
|
|
|
static INLINE void highbd_d45_predictor(uint16_t *dst, ptrdiff_t stride, int bs,
|
|
const uint16_t *above,
|
|
const uint16_t *left, int bd) {
|
|
int r, c;
|
|
(void) left;
|
|
(void) bd;
|
|
for (r = 0; r < bs; ++r) {
|
|
for (c = 0; c < bs; ++c) {
|
|
dst[c] = r + c + 2 < bs * 2 ? AVG3(above[r + c], above[r + c + 1],
|
|
above[r + c + 2])
|
|
: above[bs * 2 - 1];
|
|
}
|
|
dst += stride;
|
|
}
|
|
}
|
|
|
|
#if CONFIG_MISC_FIXES
|
|
static INLINE void highbd_d45e_predictor(uint16_t *dst, ptrdiff_t stride,
|
|
int bs, const uint16_t *above,
|
|
const uint16_t *left, int bd) {
|
|
int r, c;
|
|
(void) left;
|
|
(void) bd;
|
|
for (r = 0; r < bs; ++r) {
|
|
for (c = 0; c < bs; ++c) {
|
|
dst[c] = AVG3(above[r + c], above[r + c + 1],
|
|
above[r + c + 1 + (r + c + 2 < bs * 2)]);
|
|
}
|
|
dst += stride;
|
|
}
|
|
}
|
|
#endif // CONFIG_MISC_FIXES
|
|
|
|
static INLINE void highbd_d117_predictor(uint16_t *dst, ptrdiff_t stride,
|
|
int bs, const uint16_t *above,
|
|
const uint16_t *left, int bd) {
|
|
int r, c;
|
|
(void) bd;
|
|
|
|
// first row
|
|
for (c = 0; c < bs; c++)
|
|
dst[c] = AVG2(above[c - 1], above[c]);
|
|
dst += stride;
|
|
|
|
// second row
|
|
dst[0] = AVG3(left[0], above[-1], above[0]);
|
|
for (c = 1; c < bs; c++)
|
|
dst[c] = AVG3(above[c - 2], above[c - 1], above[c]);
|
|
dst += stride;
|
|
|
|
// the rest of first col
|
|
dst[0] = AVG3(above[-1], left[0], left[1]);
|
|
for (r = 3; r < bs; ++r)
|
|
dst[(r - 2) * stride] = AVG3(left[r - 3], left[r - 2], left[r - 1]);
|
|
|
|
// the rest of the block
|
|
for (r = 2; r < bs; ++r) {
|
|
for (c = 1; c < bs; c++)
|
|
dst[c] = dst[-2 * stride + c - 1];
|
|
dst += stride;
|
|
}
|
|
}
|
|
|
|
static INLINE void highbd_d135_predictor(uint16_t *dst, ptrdiff_t stride,
|
|
int bs, const uint16_t *above,
|
|
const uint16_t *left, int bd) {
|
|
int r, c;
|
|
(void) bd;
|
|
dst[0] = AVG3(left[0], above[-1], above[0]);
|
|
for (c = 1; c < bs; c++)
|
|
dst[c] = AVG3(above[c - 2], above[c - 1], above[c]);
|
|
|
|
dst[stride] = AVG3(above[-1], left[0], left[1]);
|
|
for (r = 2; r < bs; ++r)
|
|
dst[r * stride] = AVG3(left[r - 2], left[r - 1], left[r]);
|
|
|
|
dst += stride;
|
|
for (r = 1; r < bs; ++r) {
|
|
for (c = 1; c < bs; c++)
|
|
dst[c] = dst[-stride + c - 1];
|
|
dst += stride;
|
|
}
|
|
}
|
|
|
|
static INLINE void highbd_d153_predictor(uint16_t *dst, ptrdiff_t stride,
|
|
int bs, const uint16_t *above,
|
|
const uint16_t *left, int bd) {
|
|
int r, c;
|
|
(void) bd;
|
|
dst[0] = AVG2(above[-1], left[0]);
|
|
for (r = 1; r < bs; r++)
|
|
dst[r * stride] = AVG2(left[r - 1], left[r]);
|
|
dst++;
|
|
|
|
dst[0] = AVG3(left[0], above[-1], above[0]);
|
|
dst[stride] = AVG3(above[-1], left[0], left[1]);
|
|
for (r = 2; r < bs; r++)
|
|
dst[r * stride] = AVG3(left[r - 2], left[r - 1], left[r]);
|
|
dst++;
|
|
|
|
for (c = 0; c < bs - 2; c++)
|
|
dst[c] = AVG3(above[c - 1], above[c], above[c + 1]);
|
|
dst += stride;
|
|
|
|
for (r = 1; r < bs; ++r) {
|
|
for (c = 0; c < bs - 2; c++)
|
|
dst[c] = dst[-stride + c - 2];
|
|
dst += stride;
|
|
}
|
|
}
|
|
|
|
static INLINE void highbd_v_predictor(uint16_t *dst, ptrdiff_t stride,
|
|
int bs, const uint16_t *above,
|
|
const uint16_t *left, int bd) {
|
|
int r;
|
|
(void) left;
|
|
(void) bd;
|
|
for (r = 0; r < bs; r++) {
|
|
memcpy(dst, above, bs * sizeof(uint16_t));
|
|
dst += stride;
|
|
}
|
|
}
|
|
|
|
static INLINE void highbd_h_predictor(uint16_t *dst, ptrdiff_t stride,
|
|
int bs, const uint16_t *above,
|
|
const uint16_t *left, int bd) {
|
|
int r;
|
|
(void) above;
|
|
(void) bd;
|
|
for (r = 0; r < bs; r++) {
|
|
vpx_memset16(dst, left[r], bs);
|
|
dst += stride;
|
|
}
|
|
}
|
|
|
|
static INLINE void highbd_tm_predictor(uint16_t *dst, ptrdiff_t stride,
|
|
int bs, const uint16_t *above,
|
|
const uint16_t *left, int bd) {
|
|
int r, c;
|
|
int ytop_left = above[-1];
|
|
(void) bd;
|
|
|
|
for (r = 0; r < bs; r++) {
|
|
for (c = 0; c < bs; c++)
|
|
dst[c] = clip_pixel_highbd(left[r] + above[c] - ytop_left, bd);
|
|
dst += stride;
|
|
}
|
|
}
|
|
|
|
static INLINE void highbd_dc_128_predictor(uint16_t *dst, ptrdiff_t stride,
|
|
int bs, const uint16_t *above,
|
|
const uint16_t *left, int bd) {
|
|
int r;
|
|
(void) above;
|
|
(void) left;
|
|
|
|
for (r = 0; r < bs; r++) {
|
|
vpx_memset16(dst, 128 << (bd - 8), bs);
|
|
dst += stride;
|
|
}
|
|
}
|
|
|
|
static INLINE void highbd_dc_left_predictor(uint16_t *dst, ptrdiff_t stride,
|
|
int bs, const uint16_t *above,
|
|
const uint16_t *left, int bd) {
|
|
int i, r, expected_dc, sum = 0;
|
|
(void) above;
|
|
(void) bd;
|
|
|
|
for (i = 0; i < bs; i++)
|
|
sum += left[i];
|
|
expected_dc = (sum + (bs >> 1)) / bs;
|
|
|
|
for (r = 0; r < bs; r++) {
|
|
vpx_memset16(dst, expected_dc, bs);
|
|
dst += stride;
|
|
}
|
|
}
|
|
|
|
static INLINE void highbd_dc_top_predictor(uint16_t *dst, ptrdiff_t stride,
|
|
int bs, const uint16_t *above,
|
|
const uint16_t *left, int bd) {
|
|
int i, r, expected_dc, sum = 0;
|
|
(void) left;
|
|
(void) bd;
|
|
|
|
for (i = 0; i < bs; i++)
|
|
sum += above[i];
|
|
expected_dc = (sum + (bs >> 1)) / bs;
|
|
|
|
for (r = 0; r < bs; r++) {
|
|
vpx_memset16(dst, expected_dc, bs);
|
|
dst += stride;
|
|
}
|
|
}
|
|
|
|
static INLINE void highbd_dc_predictor(uint16_t *dst, ptrdiff_t stride,
|
|
int bs, const uint16_t *above,
|
|
const uint16_t *left, int bd) {
|
|
int i, r, expected_dc, sum = 0;
|
|
const int count = 2 * bs;
|
|
(void) bd;
|
|
|
|
for (i = 0; i < bs; i++) {
|
|
sum += above[i];
|
|
sum += left[i];
|
|
}
|
|
|
|
expected_dc = (sum + (count >> 1)) / count;
|
|
|
|
for (r = 0; r < bs; r++) {
|
|
vpx_memset16(dst, expected_dc, bs);
|
|
dst += stride;
|
|
}
|
|
}
|
|
#endif // CONFIG_VP9_HIGHBITDEPTH
|
|
|
|
// This serves as a wrapper function, so that all the prediction functions
|
|
// can be unified and accessed as a pointer array. Note that the boundary
|
|
// above and left are not necessarily used all the time.
|
|
#define intra_pred_sized(type, size) \
|
|
void vpx_##type##_predictor_##size##x##size##_c(uint8_t *dst, \
|
|
ptrdiff_t stride, \
|
|
const uint8_t *above, \
|
|
const uint8_t *left) { \
|
|
type##_predictor(dst, stride, size, above, left); \
|
|
}
|
|
|
|
#if CONFIG_VP9_HIGHBITDEPTH
|
|
#define intra_pred_highbd_sized(type, size) \
|
|
void vpx_highbd_##type##_predictor_##size##x##size##_c( \
|
|
uint16_t *dst, ptrdiff_t stride, const uint16_t *above, \
|
|
const uint16_t *left, int bd) { \
|
|
highbd_##type##_predictor(dst, stride, size, above, left, bd); \
|
|
}
|
|
|
|
#define intra_pred_allsizes(type) \
|
|
intra_pred_sized(type, 4) \
|
|
intra_pred_sized(type, 8) \
|
|
intra_pred_sized(type, 16) \
|
|
intra_pred_sized(type, 32) \
|
|
intra_pred_highbd_sized(type, 4) \
|
|
intra_pred_highbd_sized(type, 8) \
|
|
intra_pred_highbd_sized(type, 16) \
|
|
intra_pred_highbd_sized(type, 32)
|
|
|
|
#define intra_pred_no_4x4(type) \
|
|
intra_pred_sized(type, 8) \
|
|
intra_pred_sized(type, 16) \
|
|
intra_pred_sized(type, 32) \
|
|
intra_pred_highbd_sized(type, 4) \
|
|
intra_pred_highbd_sized(type, 8) \
|
|
intra_pred_highbd_sized(type, 16) \
|
|
intra_pred_highbd_sized(type, 32)
|
|
|
|
#else
|
|
#define intra_pred_allsizes(type) \
|
|
intra_pred_sized(type, 4) \
|
|
intra_pred_sized(type, 8) \
|
|
intra_pred_sized(type, 16) \
|
|
intra_pred_sized(type, 32)
|
|
|
|
#define intra_pred_no_4x4(type) \
|
|
intra_pred_sized(type, 8) \
|
|
intra_pred_sized(type, 16) \
|
|
intra_pred_sized(type, 32)
|
|
#endif // CONFIG_VP9_HIGHBITDEPTH
|
|
|
|
intra_pred_no_4x4(d207)
|
|
intra_pred_no_4x4(d63)
|
|
intra_pred_no_4x4(d45)
|
|
#if CONFIG_MISC_FIXES
|
|
intra_pred_allsizes(d207e)
|
|
intra_pred_allsizes(d63e)
|
|
intra_pred_no_4x4(d45e)
|
|
#endif
|
|
intra_pred_no_4x4(d117)
|
|
intra_pred_no_4x4(d135)
|
|
intra_pred_no_4x4(d153)
|
|
intra_pred_allsizes(v)
|
|
intra_pred_allsizes(h)
|
|
intra_pred_allsizes(tm)
|
|
intra_pred_allsizes(dc_128)
|
|
intra_pred_allsizes(dc_left)
|
|
intra_pred_allsizes(dc_top)
|
|
intra_pred_allsizes(dc)
|
|
#undef intra_pred_allsizes
|