| /* |
| * 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 "./aom_dsp_rtcd.h" |
| |
| #include "aom_ports/mem.h" |
| |
| DECLARE_ALIGNED(16, static const int16_t, bilinear_filters_mmx[8][8]) = { |
| { 128, 128, 128, 128, 0, 0, 0, 0 }, { 112, 112, 112, 112, 16, 16, 16, 16 }, |
| { 96, 96, 96, 96, 32, 32, 32, 32 }, { 80, 80, 80, 80, 48, 48, 48, 48 }, |
| { 64, 64, 64, 64, 64, 64, 64, 64 }, { 48, 48, 48, 48, 80, 80, 80, 80 }, |
| { 32, 32, 32, 32, 96, 96, 96, 96 }, { 16, 16, 16, 16, 112, 112, 112, 112 } |
| }; |
| |
| extern void aom_get4x4var_mmx(const uint8_t *a, int a_stride, const uint8_t *b, |
| int b_stride, unsigned int *sse, int *sum); |
| |
| extern void aom_filter_block2d_bil4x4_var_mmx(const unsigned char *ref_ptr, |
| int ref_pixels_per_line, |
| const unsigned char *src_ptr, |
| int src_pixels_per_line, |
| const int16_t *HFilter, |
| const int16_t *VFilter, int *sum, |
| unsigned int *sumsquared); |
| |
| extern void aom_filter_block2d_bil_var_mmx( |
| const unsigned char *ref_ptr, int ref_pixels_per_line, |
| const unsigned char *src_ptr, int src_pixels_per_line, unsigned int Height, |
| const int16_t *HFilter, const int16_t *VFilter, int *sum, |
| unsigned int *sumsquared); |
| |
| unsigned int aom_variance4x4_mmx(const unsigned char *a, int a_stride, |
| const unsigned char *b, int b_stride, |
| unsigned int *sse) { |
| unsigned int var; |
| int avg; |
| |
| aom_get4x4var_mmx(a, a_stride, b, b_stride, &var, &avg); |
| *sse = var; |
| return (var - (((unsigned int)avg * avg) >> 4)); |
| } |
| |
| unsigned int aom_variance8x8_mmx(const unsigned char *a, int a_stride, |
| const unsigned char *b, int b_stride, |
| unsigned int *sse) { |
| unsigned int var; |
| int avg; |
| |
| aom_get8x8var_mmx(a, a_stride, b, b_stride, &var, &avg); |
| *sse = var; |
| |
| return (var - (((unsigned int)avg * avg) >> 6)); |
| } |
| |
| unsigned int aom_mse16x16_mmx(const unsigned char *a, int a_stride, |
| const unsigned char *b, int b_stride, |
| unsigned int *sse) { |
| unsigned int sse0, sse1, sse2, sse3, var; |
| int sum0, sum1, sum2, sum3; |
| |
| aom_get8x8var_mmx(a, a_stride, b, b_stride, &sse0, &sum0); |
| aom_get8x8var_mmx(a + 8, a_stride, b + 8, b_stride, &sse1, &sum1); |
| aom_get8x8var_mmx(a + 8 * a_stride, a_stride, b + 8 * b_stride, b_stride, |
| &sse2, &sum2); |
| aom_get8x8var_mmx(a + 8 * a_stride + 8, a_stride, b + 8 * b_stride + 8, |
| b_stride, &sse3, &sum3); |
| |
| var = sse0 + sse1 + sse2 + sse3; |
| *sse = var; |
| return var; |
| } |
| |
| unsigned int aom_variance16x16_mmx(const unsigned char *a, int a_stride, |
| const unsigned char *b, int b_stride, |
| unsigned int *sse) { |
| unsigned int sse0, sse1, sse2, sse3, var; |
| int sum0, sum1, sum2, sum3, avg; |
| |
| aom_get8x8var_mmx(a, a_stride, b, b_stride, &sse0, &sum0); |
| aom_get8x8var_mmx(a + 8, a_stride, b + 8, b_stride, &sse1, &sum1); |
| aom_get8x8var_mmx(a + 8 * a_stride, a_stride, b + 8 * b_stride, b_stride, |
| &sse2, &sum2); |
| aom_get8x8var_mmx(a + 8 * a_stride + 8, a_stride, b + 8 * b_stride + 8, |
| b_stride, &sse3, &sum3); |
| |
| var = sse0 + sse1 + sse2 + sse3; |
| avg = sum0 + sum1 + sum2 + sum3; |
| *sse = var; |
| return (var - (((unsigned int)avg * avg) >> 8)); |
| } |
| |
| unsigned int aom_variance16x8_mmx(const unsigned char *a, int a_stride, |
| const unsigned char *b, int b_stride, |
| unsigned int *sse) { |
| unsigned int sse0, sse1, var; |
| int sum0, sum1, avg; |
| |
| aom_get8x8var_mmx(a, a_stride, b, b_stride, &sse0, &sum0); |
| aom_get8x8var_mmx(a + 8, a_stride, b + 8, b_stride, &sse1, &sum1); |
| |
| var = sse0 + sse1; |
| avg = sum0 + sum1; |
| *sse = var; |
| return (var - (((unsigned int)avg * avg) >> 7)); |
| } |
| |
| unsigned int aom_variance8x16_mmx(const unsigned char *a, int a_stride, |
| const unsigned char *b, int b_stride, |
| unsigned int *sse) { |
| unsigned int sse0, sse1, var; |
| int sum0, sum1, avg; |
| |
| aom_get8x8var_mmx(a, a_stride, b, b_stride, &sse0, &sum0); |
| aom_get8x8var_mmx(a + 8 * a_stride, a_stride, b + 8 * b_stride, b_stride, |
| &sse1, &sum1); |
| |
| var = sse0 + sse1; |
| avg = sum0 + sum1; |
| *sse = var; |
| |
| return (var - (((unsigned int)avg * avg) >> 7)); |
| } |
| |
| uint32_t aom_sub_pixel_variance4x4_mmx(const uint8_t *a, int a_stride, |
| int xoffset, int yoffset, |
| const uint8_t *b, int b_stride, |
| uint32_t *sse) { |
| int xsum; |
| unsigned int xxsum; |
| aom_filter_block2d_bil4x4_var_mmx( |
| a, a_stride, b, b_stride, bilinear_filters_mmx[xoffset], |
| bilinear_filters_mmx[yoffset], &xsum, &xxsum); |
| *sse = xxsum; |
| return (xxsum - (((unsigned int)xsum * xsum) >> 4)); |
| } |
| |
| uint32_t aom_sub_pixel_variance8x8_mmx(const uint8_t *a, int a_stride, |
| int xoffset, int yoffset, |
| const uint8_t *b, int b_stride, |
| uint32_t *sse) { |
| int xsum; |
| uint32_t xxsum; |
| aom_filter_block2d_bil_var_mmx(a, a_stride, b, b_stride, 8, |
| bilinear_filters_mmx[xoffset], |
| bilinear_filters_mmx[yoffset], &xsum, &xxsum); |
| *sse = xxsum; |
| return (xxsum - (((uint32_t)xsum * xsum) >> 6)); |
| } |
| |
| uint32_t aom_sub_pixel_variance16x16_mmx(const uint8_t *a, int a_stride, |
| int xoffset, int yoffset, |
| const uint8_t *b, int b_stride, |
| uint32_t *sse) { |
| int xsum0, xsum1; |
| unsigned int xxsum0, xxsum1; |
| |
| aom_filter_block2d_bil_var_mmx( |
| a, a_stride, b, b_stride, 16, bilinear_filters_mmx[xoffset], |
| bilinear_filters_mmx[yoffset], &xsum0, &xxsum0); |
| |
| aom_filter_block2d_bil_var_mmx( |
| a + 8, a_stride, b + 8, b_stride, 16, bilinear_filters_mmx[xoffset], |
| bilinear_filters_mmx[yoffset], &xsum1, &xxsum1); |
| |
| xsum0 += xsum1; |
| xxsum0 += xxsum1; |
| |
| *sse = xxsum0; |
| return (xxsum0 - (((uint32_t)xsum0 * xsum0) >> 8)); |
| } |
| |
| uint32_t aom_sub_pixel_variance16x8_mmx(const uint8_t *a, int a_stride, |
| int xoffset, int yoffset, |
| const uint8_t *b, int b_stride, |
| uint32_t *sse) { |
| int xsum0, xsum1; |
| unsigned int xxsum0, xxsum1; |
| |
| aom_filter_block2d_bil_var_mmx( |
| a, a_stride, b, b_stride, 8, bilinear_filters_mmx[xoffset], |
| bilinear_filters_mmx[yoffset], &xsum0, &xxsum0); |
| |
| aom_filter_block2d_bil_var_mmx( |
| a + 8, a_stride, b + 8, b_stride, 8, bilinear_filters_mmx[xoffset], |
| bilinear_filters_mmx[yoffset], &xsum1, &xxsum1); |
| |
| xsum0 += xsum1; |
| xxsum0 += xxsum1; |
| |
| *sse = xxsum0; |
| return (xxsum0 - (((uint32_t)xsum0 * xsum0) >> 7)); |
| } |
| |
| uint32_t aom_sub_pixel_variance8x16_mmx(const uint8_t *a, int a_stride, |
| int xoffset, int yoffset, |
| const uint8_t *b, int b_stride, |
| uint32_t *sse) { |
| int xsum; |
| unsigned int xxsum; |
| aom_filter_block2d_bil_var_mmx(a, a_stride, b, b_stride, 16, |
| bilinear_filters_mmx[xoffset], |
| bilinear_filters_mmx[yoffset], &xsum, &xxsum); |
| *sse = xxsum; |
| return (xxsum - (((uint32_t)xsum * xsum) >> 7)); |
| } |
| |
| uint32_t aom_variance_halfpixvar16x16_h_mmx(const uint8_t *a, int a_stride, |
| const uint8_t *b, int b_stride, |
| uint32_t *sse) { |
| return aom_sub_pixel_variance16x16_mmx(a, a_stride, 4, 0, b, b_stride, sse); |
| } |
| |
| uint32_t aom_variance_halfpixvar16x16_v_mmx(const uint8_t *a, int a_stride, |
| const uint8_t *b, int b_stride, |
| uint32_t *sse) { |
| return aom_sub_pixel_variance16x16_mmx(a, a_stride, 0, 4, b, b_stride, sse); |
| } |
| |
| uint32_t aom_variance_halfpixvar16x16_hv_mmx(const uint8_t *a, int a_stride, |
| const uint8_t *b, int b_stride, |
| uint32_t *sse) { |
| return aom_sub_pixel_variance16x16_mmx(a, a_stride, 4, 4, b, b_stride, sse); |
| } |