chromium/third_party/libvpx/source/libvpx/vpx_dsp/x86/subtract_avx2.c

/*
 *  Copyright (c) 2022 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 <assert.h>
#include <immintrin.h>

#include "./vpx_dsp_rtcd.h"
#include "vpx/vpx_integer.h"

static VPX_FORCE_INLINE void subtract32_avx2(int16_t *diff_ptr,
                                             const uint8_t *src_ptr,
                                             const uint8_t *pred_ptr) { … }

static VPX_FORCE_INLINE void subtract_block_16xn_avx2(
    int rows, int16_t *diff_ptr, ptrdiff_t diff_stride, const uint8_t *src_ptr,
    ptrdiff_t src_stride, const uint8_t *pred_ptr, ptrdiff_t pred_stride) { … }

static VPX_FORCE_INLINE void subtract_block_32xn_avx2(
    int rows, int16_t *diff_ptr, ptrdiff_t diff_stride, const uint8_t *src_ptr,
    ptrdiff_t src_stride, const uint8_t *pred_ptr, ptrdiff_t pred_stride) { … }

static VPX_FORCE_INLINE void subtract_block_64xn_avx2(
    int rows, int16_t *diff_ptr, ptrdiff_t diff_stride, const uint8_t *src_ptr,
    ptrdiff_t src_stride, const uint8_t *pred_ptr, ptrdiff_t pred_stride) { … }

void vpx_subtract_block_avx2(int rows, int cols, int16_t *diff_ptr,
                             ptrdiff_t diff_stride, const uint8_t *src_ptr,
                             ptrdiff_t src_stride, const uint8_t *pred_ptr,
                             ptrdiff_t pred_stride) { … }

#if CONFIG_VP9_HIGHBITDEPTH
void vpx_highbd_subtract_block_avx2(int rows, int cols, int16_t *diff_ptr,
                                    ptrdiff_t diff_stride,
                                    const uint8_t *src8_ptr,
                                    ptrdiff_t src_stride,
                                    const uint8_t *pred8_ptr,
                                    ptrdiff_t pred_stride, int bd) { … }
#endif  // CONFIG_VP9_HIGHBITDEPTH