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/*
* Copyright (c) 2016, Alliance for Open Media. All rights reserved
*
* This source code is subject to the terms of the BSD 2 Clause License and
* the Alliance for Open Media Patent License 1.0. If the BSD 2 Clause License
* was not distributed with this source code in the LICENSE file, you can
* obtain it at www.aomedia.org/license/software. If the Alliance for Open
* Media Patent License 1.0 was not distributed with this source code in the
* PATENTS file, you can obtain it at www.aomedia.org/license/patent.
*/
#include <stdlib.h>
#include "config/aom_config.h"
#include "config/aom_dsp_rtcd.h"
#include "aom/aom_integer.h"
#include "aom_ports/mem.h"
#include "aom_dsp/blend.h"
/* Sum the difference between every corresponding element of the buffers. */
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 sadMxh(m) \
unsigned int aom_sad##m##xh_c(const uint8_t *a, int a_stride, \
const uint8_t *b, int b_stride, int width, \
int height) { \
return sad(a, a_stride, b, b_stride, width, height); \
}
#define sadMxN(m, n) \
unsigned int aom_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 aom_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]; \
aom_comp_avg_pred(comp_pred, second_pred, m, n, ref, ref_stride); \
return sad(src, src_stride, comp_pred, m, m, n); \
} \
unsigned int aom_jnt_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, const JNT_COMP_PARAMS *jcp_param) { \
uint8_t comp_pred[m * n]; \
aom_jnt_comp_avg_pred_c(comp_pred, second_pred, m, n, ref, ref_stride, \
jcp_param); \
return sad(src, src_stride, comp_pred, m, m, n); \
}
// Calculate sad against 4 reference locations and store each in sad_array
#define sadMxNx4D(m, n) \
void aom_sad##m##x##n##x4d_c(const uint8_t *src, int src_stride, \
const uint8_t *const ref_array[], \
int ref_stride, uint32_t *sad_array) { \
int i; \
for (i = 0; i < 4; ++i) \
sad_array[i] = \
aom_sad##m##x##n##_c(src, src_stride, ref_array[i], ref_stride); \
}
/* clang-format off */
// 128x128
sadMxN(128, 128)
sadMxNx4D(128, 128)
// 128x64
sadMxN(128, 64)
sadMxNx4D(128, 64)
// 64x128
sadMxN(64, 128)
sadMxNx4D(64, 128)
// 64x64
sadMxN(64, 64)
sadMxNx4D(64, 64)
// 64x32
sadMxN(64, 32)
sadMxNx4D(64, 32)
// 32x64
sadMxN(32, 64)
sadMxNx4D(32, 64)
// 32x32
sadMxN(32, 32)
sadMxNx4D(32, 32)
// 32x16
sadMxN(32, 16)
sadMxNx4D(32, 16)
// 16x32
sadMxN(16, 32)
sadMxNx4D(16, 32)
// 16x16
sadMxN(16, 16)
sadMxNx4D(16, 16)
// 16x8
sadMxN(16, 8)
sadMxNx4D(16, 8)
// 8x16
sadMxN(8, 16)
sadMxNx4D(8, 16)
// 8x8
sadMxN(8, 8)
sadMxNx4D(8, 8)
// 8x4
sadMxN(8, 4)
sadMxNx4D(8, 4)
// 4x8
sadMxN(4, 8)
sadMxNx4D(4, 8)
// 4x4
sadMxN(4, 4)
sadMxNx4D(4, 4)
sadMxh(128);
sadMxh(64);
sadMxh(32);
sadMxh(16);
sadMxh(8);
sadMxh(4);
sadMxN(4, 16)
sadMxNx4D(4, 16)
sadMxN(16, 4)
sadMxNx4D(16, 4)
sadMxN(8, 32)
sadMxNx4D(8, 32)
sadMxN(32, 8)
sadMxNx4D(32, 8)
sadMxN(16, 64)
sadMxNx4D(16, 64)
sadMxN(64, 16)
sadMxNx4D(64, 16)
/* clang-format on */
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 aom_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 aom_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]; \
aom_highbd_comp_avg_pred(CONVERT_TO_BYTEPTR(comp_pred), second_pred, m, n, \
ref, ref_stride); \
return highbd_sadb(src, src_stride, comp_pred, m, m, n); \
} \
unsigned int aom_highbd_jnt_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, const JNT_COMP_PARAMS *jcp_param) { \
uint16_t comp_pred[m * n]; \
aom_highbd_jnt_comp_avg_pred(CONVERT_TO_BYTEPTR(comp_pred), second_pred, \
m, n, ref, ref_stride, jcp_param); \
return highbd_sadb(src, src_stride, comp_pred, m, m, n); \
}
#define highbd_sadMxNx4D(m, n) \
void aom_highbd_sad##m##x##n##x4d_c(const uint8_t *src, int src_stride, \
const uint8_t *const ref_array[], \
int ref_stride, uint32_t *sad_array) { \
int i; \
for (i = 0; i < 4; ++i) { \
sad_array[i] = aom_highbd_sad##m##x##n##_c(src, src_stride, \
ref_array[i], ref_stride); \
} \
}
/* clang-format off */
// 128x128
highbd_sadMxN(128, 128)
highbd_sadMxNx4D(128, 128)
// 128x64
highbd_sadMxN(128, 64)
highbd_sadMxNx4D(128, 64)
// 64x128
highbd_sadMxN(64, 128)
highbd_sadMxNx4D(64, 128)
// 64x64
highbd_sadMxN(64, 64)
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_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_sadMxNx4D(16, 16)
// 16x8
highbd_sadMxN(16, 8)
highbd_sadMxNx4D(16, 8)
// 8x16
highbd_sadMxN(8, 16)
highbd_sadMxNx4D(8, 16)
// 8x8
highbd_sadMxN(8, 8)
highbd_sadMxNx4D(8, 8)
// 8x4
highbd_sadMxN(8, 4)
highbd_sadMxNx4D(8, 4)
// 4x8
highbd_sadMxN(4, 8)
highbd_sadMxNx4D(4, 8)
// 4x4
highbd_sadMxN(4, 4)
highbd_sadMxNx4D(4, 4)
highbd_sadMxN(4, 16)
highbd_sadMxNx4D(4, 16)
highbd_sadMxN(16, 4)
highbd_sadMxNx4D(16, 4)
highbd_sadMxN(8, 32)
highbd_sadMxNx4D(8, 32)
highbd_sadMxN(32, 8)
highbd_sadMxNx4D(32, 8)
highbd_sadMxN(16, 64)
highbd_sadMxNx4D(16, 64)
highbd_sadMxN(64, 16)
highbd_sadMxNx4D(64, 16)
/* clang-format on */
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