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https://github.com/classilla/tenfourfox.git
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105 lines
5.2 KiB
C
105 lines
5.2 KiB
C
/*
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* Copyright (c) 2012 The WebM project authors. All Rights Reserved.
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*
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* Use of this source code is governed by a BSD-style license
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* that can be found in the LICENSE file in the root of the source
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* tree. An additional intellectual property rights grant can be found
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* in the file PATENTS. All contributing project authors may
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* be found in the AUTHORS file in the root of the source tree.
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*/
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#include "./vp9_rtcd.h"
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#include "./vpx_config.h"
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#include "vp9/encoder/vp9_variance.h"
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#include "vpx_ports/mem.h"
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unsigned int vp9_sub_pixel_variance32xh_avx2(const uint8_t *src, int src_stride,
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int x_offset, int y_offset,
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const uint8_t *dst, int dst_stride,
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int height,
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unsigned int *sse);
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unsigned int vp9_sub_pixel_avg_variance32xh_avx2(const uint8_t *src,
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int src_stride,
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int x_offset,
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int y_offset,
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const uint8_t *dst,
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int dst_stride,
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const uint8_t *sec,
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int sec_stride,
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int height,
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unsigned int *sseptr);
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unsigned int vp9_sub_pixel_variance64x64_avx2(const uint8_t *src,
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int src_stride,
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int x_offset,
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int y_offset,
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const uint8_t *dst,
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int dst_stride,
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unsigned int *sse) {
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unsigned int sse1;
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const int se1 = vp9_sub_pixel_variance32xh_avx2(src, src_stride, x_offset,
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y_offset, dst, dst_stride,
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64, &sse1);
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unsigned int sse2;
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const int se2 = vp9_sub_pixel_variance32xh_avx2(src + 32, src_stride,
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x_offset, y_offset,
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dst + 32, dst_stride,
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64, &sse2);
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const int se = se1 + se2;
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*sse = sse1 + sse2;
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return *sse - (((int64_t)se * se) >> 12);
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}
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unsigned int vp9_sub_pixel_variance32x32_avx2(const uint8_t *src,
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int src_stride,
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int x_offset,
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int y_offset,
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const uint8_t *dst,
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int dst_stride,
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unsigned int *sse) {
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const int se = vp9_sub_pixel_variance32xh_avx2(src, src_stride, x_offset,
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y_offset, dst, dst_stride,
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32, sse);
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return *sse - (((int64_t)se * se) >> 10);
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}
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unsigned int vp9_sub_pixel_avg_variance64x64_avx2(const uint8_t *src,
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int src_stride,
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int x_offset,
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int y_offset,
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const uint8_t *dst,
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int dst_stride,
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unsigned int *sse,
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const uint8_t *sec) {
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unsigned int sse1;
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const int se1 = vp9_sub_pixel_avg_variance32xh_avx2(src, src_stride, x_offset,
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y_offset, dst, dst_stride,
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sec, 64, 64, &sse1);
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unsigned int sse2;
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const int se2 =
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vp9_sub_pixel_avg_variance32xh_avx2(src + 32, src_stride, x_offset,
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y_offset, dst + 32, dst_stride,
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sec + 32, 64, 64, &sse2);
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const int se = se1 + se2;
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*sse = sse1 + sse2;
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return *sse - (((int64_t)se * se) >> 12);
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}
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unsigned int vp9_sub_pixel_avg_variance32x32_avx2(const uint8_t *src,
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int src_stride,
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int x_offset,
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int y_offset,
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const uint8_t *dst,
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int dst_stride,
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unsigned int *sse,
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const uint8_t *sec) {
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// processing 32 element in parallel
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const int se = vp9_sub_pixel_avg_variance32xh_avx2(src, src_stride, x_offset,
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y_offset, dst, dst_stride,
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sec, 32, 32, sse);
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return *sse - (((int64_t)se * se) >> 10);
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}
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