chromium/third_party/libaom/source/libaom/av1/common/x86/resize_avx2.c

/*
 * Copyright (c) 2024, 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 <immintrin.h>
#include <string.h>

#include "config/av1_rtcd.h"

#include "av1/common/resize.h"

#include "aom_dsp/x86/synonyms.h"

#define ROW_OFFSET …
#define CAST_HI(x) …
#define CAST_LOW(x) …

#define PROCESS_RESIZE_Y_WD16 …

#define PROCESS_RESIZE_Y_WD8 …

#define PROCESS_RESIZE_X_WD32 …

static inline void resize_convolve(const __m256i *const s,
                                   const __m256i *const coeffs,
                                   __m256i *res_out) { … }

static inline void prepare_filter_coeffs(const int16_t *filter,
                                         __m256i *const coeffs /* [4] */) { … }

bool av1_resize_vert_dir_avx2(uint8_t *intbuf, uint8_t *output, int out_stride,
                              int height, int height2, int stride,
                              int start_col) { … }

// Masks used for width 32 and 8 pixels, with left and right padding
// requirements
static const uint8_t wd32_left_padding_mask[32] = …;

static const uint8_t wd32_right_padding_mask[32] = …;

static const uint8_t wd8_right_padding_mask[32] = …;

void av1_resize_horz_dir_avx2(const uint8_t *const input, int in_stride,
                              uint8_t *intbuf, int height, int filtered_length,
                              int width2) { … }