From 68569dee1416593955c1570d638b3d9250b33012 Mon Sep 17 00:00:00 2001 From: trav90 Date: Mon, 15 Oct 2018 21:45:30 -0500 Subject: Import aom library This is the reference implementation for the Alliance for Open Media's av1 video code. The commit used was 4d668d7feb1f8abd809d1bca0418570a7f142a36. --- third_party/aom/aom_dsp/sad.c | 512 ++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 512 insertions(+) create mode 100644 third_party/aom/aom_dsp/sad.c (limited to 'third_party/aom/aom_dsp/sad.c') diff --git a/third_party/aom/aom_dsp/sad.c b/third_party/aom/aom_dsp/sad.c new file mode 100644 index 000000000..3e1070519 --- /dev/null +++ b/third_party/aom/aom_dsp/sad.c @@ -0,0 +1,512 @@ +/* + * 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 + +#include "./aom_config.h" +#include "./aom_dsp_rtcd.h" + +#include "aom/aom_integer.h" +#include "aom_ports/mem.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 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_c(comp_pred, second_pred, m, n, ref, ref_stride); \ + return sad(src, src_stride, comp_pred, m, m, n); \ + } + +// depending on call sites, pass **ref_array to avoid & in subsequent call and +// de-dup with 4D below. +#define sadMxNxK(m, n, k) \ + void aom_sad##m##x##n##x##k##_c(const uint8_t *src, int src_stride, \ + const uint8_t *ref_array, int ref_stride, \ + uint32_t *sad_array) { \ + int i; \ + for (i = 0; i < k; ++i) \ + sad_array[i] = \ + aom_sad##m##x##n##_c(src, src_stride, &ref_array[i], ref_stride); \ + } + +// This appears to be equivalent to the above when k == 4 and refs is const +#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 */ +#if CONFIG_AV1 && CONFIG_EXT_PARTITION +// 128x128 +sadMxN(128, 128) +sadMxNxK(128, 128, 3) +sadMxNxK(128, 128, 8) +sadMxNx4D(128, 128) + +// 128x64 +sadMxN(128, 64) +sadMxNx4D(128, 64) + +// 64x128 +sadMxN(64, 128) +sadMxNx4D(64, 128) +#endif // CONFIG_AV1 && CONFIG_EXT_PARTITION + +// 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) +/* clang-format on */ + +#if CONFIG_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 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_c(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 aom_highbd_sad##m##x##n##x##k##_c( \ + const uint8_t *src, int src_stride, const uint8_t *ref_array, \ + int ref_stride, uint32_t *sad_array) { \ + int i; \ + for (i = 0; i < k; ++i) { \ + sad_array[i] = aom_highbd_sad##m##x##n##_c(src, src_stride, \ + &ref_array[i], ref_stride); \ + } \ + } + +#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 */ +#if CONFIG_AV1 && CONFIG_EXT_PARTITION +// 128x128 +highbd_sadMxN(128, 128) +highbd_sadMxNxK(128, 128, 3) +highbd_sadMxNxK(128, 128, 8) +highbd_sadMxNx4D(128, 128) + +// 128x64 +highbd_sadMxN(128, 64) +highbd_sadMxNx4D(128, 64) + +// 64x128 +highbd_sadMxN(64, 128) +highbd_sadMxNx4D(64, 128) +#endif // CONFIG_AV1 && CONFIG_EXT_PARTITION + +// 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) +/* clang-format on */ +#endif // CONFIG_HIGHBITDEPTH + +#if CONFIG_AV1 && CONFIG_EXT_INTER + static INLINE + unsigned int masked_sad(const uint8_t *a, int a_stride, const uint8_t *b, + int b_stride, const uint8_t *m, int m_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 += m[x] * abs(a[x] - b[x]); + + a += a_stride; + b += b_stride; + m += m_stride; + } + sad = (sad + 31) >> 6; + + return sad; +} + +#define MASKSADMxN(m, n) \ + unsigned int aom_masked_sad##m##x##n##_c( \ + const uint8_t *src, int src_stride, const uint8_t *ref, int ref_stride, \ + const uint8_t *msk, int msk_stride) { \ + return masked_sad(src, src_stride, ref, ref_stride, msk, msk_stride, m, \ + n); \ + } + +/* clang-format off */ +#if CONFIG_EXT_PARTITION +MASKSADMxN(128, 128) +MASKSADMxN(128, 64) +MASKSADMxN(64, 128) +#endif // CONFIG_EXT_PARTITION +MASKSADMxN(64, 64) +MASKSADMxN(64, 32) +MASKSADMxN(32, 64) +MASKSADMxN(32, 32) +MASKSADMxN(32, 16) +MASKSADMxN(16, 32) +MASKSADMxN(16, 16) +MASKSADMxN(16, 8) +MASKSADMxN(8, 16) +MASKSADMxN(8, 8) +MASKSADMxN(8, 4) +MASKSADMxN(4, 8) +MASKSADMxN(4, 4) +/* clang-format on */ + +#if CONFIG_HIGHBITDEPTH + static INLINE + unsigned int highbd_masked_sad(const uint8_t *a8, int a_stride, + const uint8_t *b8, int b_stride, + const uint8_t *m, int m_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 += m[x] * abs(a[x] - b[x]); + + a += a_stride; + b += b_stride; + m += m_stride; + } + sad = (sad + 31) >> 6; + + return sad; +} + +#define HIGHBD_MASKSADMXN(m, n) \ + unsigned int aom_highbd_masked_sad##m##x##n##_c( \ + const uint8_t *src, int src_stride, const uint8_t *ref, int ref_stride, \ + const uint8_t *msk, int msk_stride) { \ + return highbd_masked_sad(src, src_stride, ref, ref_stride, msk, \ + msk_stride, m, n); \ + } + +#if CONFIG_EXT_PARTITION +HIGHBD_MASKSADMXN(128, 128) +HIGHBD_MASKSADMXN(128, 64) +HIGHBD_MASKSADMXN(64, 128) +#endif // CONFIG_EXT_PARTITION +HIGHBD_MASKSADMXN(64, 64) +HIGHBD_MASKSADMXN(64, 32) +HIGHBD_MASKSADMXN(32, 64) +HIGHBD_MASKSADMXN(32, 32) +HIGHBD_MASKSADMXN(32, 16) +HIGHBD_MASKSADMXN(16, 32) +HIGHBD_MASKSADMXN(16, 16) +HIGHBD_MASKSADMXN(16, 8) +HIGHBD_MASKSADMXN(8, 16) +HIGHBD_MASKSADMXN(8, 8) +HIGHBD_MASKSADMXN(8, 4) +HIGHBD_MASKSADMXN(4, 8) +HIGHBD_MASKSADMXN(4, 4) +#endif // CONFIG_HIGHBITDEPTH +#endif // CONFIG_AV1 && CONFIG_EXT_INTER + +#if CONFIG_AV1 && CONFIG_MOTION_VAR +// pre: predictor being evaluated +// wsrc: target weighted prediction (has been *4096 to keep precision) +// mask: 2d weights (scaled by 4096) +static INLINE unsigned int obmc_sad(const uint8_t *pre, int pre_stride, + const int32_t *wsrc, const int32_t *mask, + int width, int height) { + int y, x; + unsigned int sad = 0; + + for (y = 0; y < height; y++) { + for (x = 0; x < width; x++) + sad += ROUND_POWER_OF_TWO(abs(wsrc[x] - pre[x] * mask[x]), 12); + + pre += pre_stride; + wsrc += width; + mask += width; + } + + return sad; +} + +#define OBMCSADMxN(m, n) \ + unsigned int aom_obmc_sad##m##x##n##_c(const uint8_t *ref, int ref_stride, \ + const int32_t *wsrc, \ + const int32_t *mask) { \ + return obmc_sad(ref, ref_stride, wsrc, mask, m, n); \ + } + +/* clang-format off */ +#if CONFIG_EXT_PARTITION +OBMCSADMxN(128, 128) +OBMCSADMxN(128, 64) +OBMCSADMxN(64, 128) +#endif // CONFIG_EXT_PARTITION +OBMCSADMxN(64, 64) +OBMCSADMxN(64, 32) +OBMCSADMxN(32, 64) +OBMCSADMxN(32, 32) +OBMCSADMxN(32, 16) +OBMCSADMxN(16, 32) +OBMCSADMxN(16, 16) +OBMCSADMxN(16, 8) +OBMCSADMxN(8, 16) +OBMCSADMxN(8, 8) +OBMCSADMxN(8, 4) +OBMCSADMxN(4, 8) +OBMCSADMxN(4, 4) +/* clang-format on */ + +#if CONFIG_HIGHBITDEPTH + static INLINE + unsigned int highbd_obmc_sad(const uint8_t *pre8, int pre_stride, + const int32_t *wsrc, const int32_t *mask, + int width, int height) { + int y, x; + unsigned int sad = 0; + const uint16_t *pre = CONVERT_TO_SHORTPTR(pre8); + + for (y = 0; y < height; y++) { + for (x = 0; x < width; x++) + sad += ROUND_POWER_OF_TWO(abs(wsrc[x] - pre[x] * mask[x]), 12); + + pre += pre_stride; + wsrc += width; + mask += width; + } + + return sad; +} + +#define HIGHBD_OBMCSADMXN(m, n) \ + unsigned int aom_highbd_obmc_sad##m##x##n##_c( \ + const uint8_t *ref, int ref_stride, const int32_t *wsrc, \ + const int32_t *mask) { \ + return highbd_obmc_sad(ref, ref_stride, wsrc, mask, m, n); \ + } + +/* clang-format off */ +#if CONFIG_EXT_PARTITION +HIGHBD_OBMCSADMXN(128, 128) +HIGHBD_OBMCSADMXN(128, 64) +HIGHBD_OBMCSADMXN(64, 128) +#endif // CONFIG_EXT_PARTITION +HIGHBD_OBMCSADMXN(64, 64) +HIGHBD_OBMCSADMXN(64, 32) +HIGHBD_OBMCSADMXN(32, 64) +HIGHBD_OBMCSADMXN(32, 32) +HIGHBD_OBMCSADMXN(32, 16) +HIGHBD_OBMCSADMXN(16, 32) +HIGHBD_OBMCSADMXN(16, 16) +HIGHBD_OBMCSADMXN(16, 8) +HIGHBD_OBMCSADMXN(8, 16) +HIGHBD_OBMCSADMXN(8, 8) +HIGHBD_OBMCSADMXN(8, 4) +HIGHBD_OBMCSADMXN(4, 8) +HIGHBD_OBMCSADMXN(4, 4) +/* clang-format on */ +#endif // CONFIG_HIGHBITDEPTH +#endif // CONFIG_AV1 && CONFIG_MOTION_VAR -- cgit v1.2.3