libvpx: Pull from upstream

source/libvpx/vp9/encoder/vp9_sad.c

-/*
- *  Copyright (c) 2010 The WebM project authors. All Rights Reserved.
- *
- *  Use of this source code is governed by a BSD-style license
- *  that can be found in the LICENSE file in the root of the source
- *  tree. An additional intellectual property rights grant can be found
- *  in the file PATENTS.  All contributing project authors may
- *  be found in the AUTHORS file in the root of the source tree.
- */
-
-#include <stdlib.h>
-
-#include "./vp9_rtcd.h"
-#include "./vpx_config.h"
-
-#include "vpx/vpx_integer.h"
-#if CONFIG_VP9_HIGHBITDEPTH
-#include "vp9/common/vp9_common.h"
-#endif
-#include "vp9/encoder/vp9_variance.h"
-
-static INLINE unsigned int sad(const uint8_t *a, int a_stride,
-                               const uint8_t *b, int b_stride,
-                               int width, int height) {
-  int y, x;
-  unsigned int sad = 0;
-
-  for (y = 0; y < height; y++) {
-    for (x = 0; x < width; x++)
-      sad += abs(a[x] - b[x]);
-
-    a += a_stride;
-    b += b_stride;
-  }
-  return sad;
-}
-
-#define sadMxN(m, n) \
-unsigned int vp9_sad##m##x##n##_c(const uint8_t *src, int src_stride, \
-                                  const uint8_t *ref, int ref_stride) { \
-  return sad(src, src_stride, ref, ref_stride, m, n); \
-} \
-unsigned int vp9_sad##m##x##n##_avg_c(const uint8_t *src, int src_stride, \
-                                      const uint8_t *ref, int ref_stride, \
-                                      const uint8_t *second_pred) { \
-  uint8_t comp_pred[m * n]; \
-  vp9_comp_avg_pred(comp_pred, second_pred, m, n, ref, ref_stride); \
-  return sad(src, src_stride, comp_pred, m, m, n); \
-}
-
-#define sadMxNxK(m, n, k) \
-void vp9_sad##m##x##n##x##k##_c(const uint8_t *src, int src_stride, \
-                                const uint8_t *ref, int ref_stride, \
-                                unsigned int *sads) { \
-  int i; \
-  for (i = 0; i < k; ++i) \
-    sads[i] = vp9_sad##m##x##n##_c(src, src_stride, &ref[i], ref_stride); \
-}
-
-#define sadMxNx4D(m, n) \
-void vp9_sad##m##x##n##x4d_c(const uint8_t *src, int src_stride, \
-                             const uint8_t *const refs[], int ref_stride, \
-                             unsigned int *sads) { \
-  int i; \
-  for (i = 0; i < 4; ++i) \
-    sads[i] = vp9_sad##m##x##n##_c(src, src_stride, refs[i], ref_stride); \
-}
-
-// 64x64
-sadMxN(64, 64)
-sadMxNxK(64, 64, 3)
-sadMxNxK(64, 64, 8)
-sadMxNx4D(64, 64)
-
-// 64x32
-sadMxN(64, 32)
-sadMxNx4D(64, 32)
-
-// 32x64
-sadMxN(32, 64)
-sadMxNx4D(32, 64)
-
-// 32x32
-sadMxN(32, 32)
-sadMxNxK(32, 32, 3)
-sadMxNxK(32, 32, 8)
-sadMxNx4D(32, 32)
-
-// 32x16
-sadMxN(32, 16)
-sadMxNx4D(32, 16)
-
-// 16x32
-sadMxN(16, 32)
-sadMxNx4D(16, 32)
-
-// 16x16
-sadMxN(16, 16)
-sadMxNxK(16, 16, 3)
-sadMxNxK(16, 16, 8)
-sadMxNx4D(16, 16)
-
-// 16x8
-sadMxN(16, 8)
-sadMxNxK(16, 8, 3)
-sadMxNxK(16, 8, 8)
-sadMxNx4D(16, 8)
-
-// 8x16
-sadMxN(8, 16)
-sadMxNxK(8, 16, 3)
-sadMxNxK(8, 16, 8)
-sadMxNx4D(8, 16)
-
-// 8x8
-sadMxN(8, 8)
-sadMxNxK(8, 8, 3)
-sadMxNxK(8, 8, 8)
-sadMxNx4D(8, 8)
-
-// 8x4
-sadMxN(8, 4)
-sadMxNxK(8, 4, 8)
-sadMxNx4D(8, 4)
-
-// 4x8
-sadMxN(4, 8)
-sadMxNxK(4, 8, 8)
-sadMxNx4D(4, 8)
-
-// 4x4
-sadMxN(4, 4)
-sadMxNxK(4, 4, 3)
-sadMxNxK(4, 4, 8)
-sadMxNx4D(4, 4)
-
-#if CONFIG_VP9_HIGHBITDEPTH
-static INLINE unsigned int highbd_sad(const uint8_t *a8, int a_stride,
-                                      const uint8_t *b8, int b_stride,
-                                      int width, int height) {
-  int y, x;
-  unsigned int sad = 0;
-  const uint16_t *a = CONVERT_TO_SHORTPTR(a8);
-  const uint16_t *b = CONVERT_TO_SHORTPTR(b8);
-  for (y = 0; y < height; y++) {
-    for (x = 0; x < width; x++)
-      sad += abs(a[x] - b[x]);
-
-    a += a_stride;
-    b += b_stride;
-  }
-  return sad;
-}
-
-static INLINE unsigned int highbd_sadb(const uint8_t *a8, int a_stride,
-                                       const uint16_t *b, int b_stride,
-                                       int width, int height) {
-  int y, x;
-  unsigned int sad = 0;
-  const uint16_t *a = CONVERT_TO_SHORTPTR(a8);
-  for (y = 0; y < height; y++) {
-    for (x = 0; x < width; x++)
-      sad += abs(a[x] - b[x]);
-
-    a += a_stride;
-    b += b_stride;
-  }
-  return sad;
-}
-
-#define highbd_sadMxN(m, n) \
-unsigned int vp9_highbd_sad##m##x##n##_c(const uint8_t *src, int src_stride, \
-                                         const uint8_t *ref, int ref_stride) { \
-  return highbd_sad(src, src_stride, ref, ref_stride, m, n); \
-} \
-unsigned int vp9_highbd_sad##m##x##n##_avg_c(const uint8_t *src, \
-                                             int src_stride, \
-                                             const uint8_t *ref, \
-                                             int ref_stride, \
-                                             const uint8_t *second_pred) { \
-  uint16_t comp_pred[m * n]; \
-  vp9_highbd_comp_avg_pred(comp_pred, second_pred, m, n, ref, ref_stride); \
-  return highbd_sadb(src, src_stride, comp_pred, m, m, n); \
-}
-
-#define highbd_sadMxNxK(m, n, k) \
-void vp9_highbd_sad##m##x##n##x##k##_c(const uint8_t *src, int src_stride, \
-                                       const uint8_t *ref, int ref_stride, \
-                                       unsigned int *sads) { \
-  int i; \
-  for (i = 0; i < k; ++i) { \
-    sads[i] = vp9_highbd_sad##m##x##n##_c(src, src_stride, &ref[i], \
-                                          ref_stride); \
-  } \
-}
-
-#define highbd_sadMxNx4D(m, n) \
-void vp9_highbd_sad##m##x##n##x4d_c(const uint8_t *src, int src_stride, \
-                                    const uint8_t *const refs[], \
-                                    int ref_stride, unsigned int *sads) { \
-  int i; \
-  for (i = 0; i < 4; ++i) { \
-    sads[i] = vp9_highbd_sad##m##x##n##_c(src, src_stride, refs[i], \
-                                          ref_stride); \
-  }  \
-}
-
-// 64x64
-highbd_sadMxN(64, 64)
-highbd_sadMxNxK(64, 64, 3)
-highbd_sadMxNxK(64, 64, 8)
-highbd_sadMxNx4D(64, 64)
-
-// 64x32
-highbd_sadMxN(64, 32)
-highbd_sadMxNx4D(64, 32)
-
-// 32x64
-highbd_sadMxN(32, 64)
-highbd_sadMxNx4D(32, 64)
-
-// 32x32
-highbd_sadMxN(32, 32)
-highbd_sadMxNxK(32, 32, 3)
-highbd_sadMxNxK(32, 32, 8)
-highbd_sadMxNx4D(32, 32)
-
-// 32x16
-highbd_sadMxN(32, 16)
-highbd_sadMxNx4D(32, 16)
-
-// 16x32
-highbd_sadMxN(16, 32)
-highbd_sadMxNx4D(16, 32)
-
-// 16x16
-highbd_sadMxN(16, 16)
-highbd_sadMxNxK(16, 16, 3)
-highbd_sadMxNxK(16, 16, 8)
-highbd_sadMxNx4D(16, 16)
-
-// 16x8
-highbd_sadMxN(16, 8)
-highbd_sadMxNxK(16, 8, 3)
-highbd_sadMxNxK(16, 8, 8)
-highbd_sadMxNx4D(16, 8)
-
-// 8x16
-highbd_sadMxN(8, 16)
-highbd_sadMxNxK(8, 16, 3)
-highbd_sadMxNxK(8, 16, 8)
-highbd_sadMxNx4D(8, 16)
-
-// 8x8
-highbd_sadMxN(8, 8)
-highbd_sadMxNxK(8, 8, 3)
-highbd_sadMxNxK(8, 8, 8)
-highbd_sadMxNx4D(8, 8)
-
-// 8x4
-highbd_sadMxN(8, 4)
-highbd_sadMxNxK(8, 4, 8)
-highbd_sadMxNx4D(8, 4)
-
-// 4x8
-highbd_sadMxN(4, 8)
-highbd_sadMxNxK(4, 8, 8)
-highbd_sadMxNx4D(4, 8)
-
-// 4x4
-highbd_sadMxN(4, 4)
-highbd_sadMxNxK(4, 4, 3)
-highbd_sadMxNxK(4, 4, 8)
-highbd_sadMxNx4D(4, 4)
-
-#endif  // CONFIG_VP9_HIGHBITDEPTH