138 lines
3.2 KiB
C
138 lines
3.2 KiB
C
/*
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* Copyright (c) 2010 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 <stdlib.h>
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#include "./vp9_rtcd.h"
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#include "./vpx_config.h"
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#include "vpx/vpx_integer.h"
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#include "vp9/encoder/vp9_variance.h"
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static INLINE unsigned int sad(const uint8_t *a, int a_stride,
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const uint8_t *b, int b_stride,
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int width, int height) {
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int y, x;
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unsigned int sad = 0;
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for (y = 0; y < height; y++) {
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for (x = 0; x < width; x++)
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sad += abs(a[x] - b[x]);
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a += a_stride;
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b += b_stride;
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}
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return sad;
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}
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#define sadMxN(m, n) \
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unsigned int vp9_sad##m##x##n##_c(const uint8_t *src, int src_stride, \
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const uint8_t *ref, int ref_stride, \
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unsigned int max_sad) { \
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return sad(src, src_stride, ref, ref_stride, m, n); \
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} \
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unsigned int vp9_sad##m##x##n##_avg_c(const uint8_t *src, int src_stride, \
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const uint8_t *ref, int ref_stride, \
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const uint8_t *second_pred, \
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unsigned int max_sad) { \
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uint8_t comp_pred[m * n]; \
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vp9_comp_avg_pred(comp_pred, second_pred, m, n, ref, ref_stride); \
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return sad(src, src_stride, comp_pred, m, m, n); \
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}
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#define sadMxNxK(m, n, k) \
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void vp9_sad##m##x##n##x##k##_c(const uint8_t *src, int src_stride, \
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const uint8_t *ref, int ref_stride, \
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unsigned int *sads) { \
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int i; \
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for (i = 0; i < k; ++i) \
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sads[i] = vp9_sad##m##x##n##_c(src, src_stride, &ref[i], ref_stride, \
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0x7fffffff); \
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}
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#define sadMxNx4D(m, n) \
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void vp9_sad##m##x##n##x4d_c(const uint8_t *src, int src_stride, \
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const uint8_t *const refs[], int ref_stride, \
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unsigned int *sads) { \
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int i; \
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for (i = 0; i < 4; ++i) \
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sads[i] = vp9_sad##m##x##n##_c(src, src_stride, refs[i], ref_stride, \
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0x7fffffff); \
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}
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// 64x64
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sadMxN(64, 64)
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sadMxNxK(64, 64, 3)
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sadMxNxK(64, 64, 8)
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sadMxNx4D(64, 64)
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// 64x32
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sadMxN(64, 32)
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sadMxNx4D(64, 32)
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// 32x64
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sadMxN(32, 64)
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sadMxNx4D(32, 64)
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// 32x32
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sadMxN(32, 32)
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sadMxNxK(32, 32, 3)
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sadMxNxK(32, 32, 8)
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sadMxNx4D(32, 32)
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// 32x16
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sadMxN(32, 16)
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sadMxNx4D(32, 16)
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// 16x32
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sadMxN(16, 32)
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sadMxNx4D(16, 32)
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// 16x16
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sadMxN(16, 16)
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sadMxNxK(16, 16, 3)
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sadMxNxK(16, 16, 8)
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sadMxNx4D(16, 16)
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// 16x8
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sadMxN(16, 8)
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sadMxNxK(16, 8, 3)
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sadMxNxK(16, 8, 8)
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sadMxNx4D(16, 8)
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// 8x16
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sadMxN(8, 16)
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sadMxNxK(8, 16, 3)
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sadMxNxK(8, 16, 8)
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sadMxNx4D(8, 16)
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// 8x8
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sadMxN(8, 8)
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sadMxNxK(8, 8, 3)
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sadMxNxK(8, 8, 8)
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sadMxNx4D(8, 8)
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// 8x4
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sadMxN(8, 4)
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sadMxNxK(8, 4, 8)
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sadMxNx4D(8, 4)
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// 4x8
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sadMxN(4, 8)
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sadMxNxK(4, 8, 8)
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sadMxNx4D(4, 8)
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// 4x4
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sadMxN(4, 4)
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sadMxNxK(4, 4, 3)
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sadMxNxK(4, 4, 8)
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sadMxNx4D(4, 4)
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