| /* |
| * Copyright (c) 2010 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 "./vpx_config.h" |
| |
| #include "vp9/encoder/vp9_variance.h" |
| #include "vp9/common/vp9_pragmas.h" |
| #include "vpx_ports/mem.h" |
| |
| extern unsigned int vp9_get4x4var_mmx |
| ( |
| const unsigned char *src_ptr, |
| int source_stride, |
| const unsigned char *ref_ptr, |
| int recon_stride, |
| unsigned int *SSE, |
| int *Sum |
| ); |
| |
| unsigned int vp9_get_mb_ss_sse2 |
| ( |
| const int16_t *src_ptr |
| ); |
| unsigned int vp9_get16x16var_sse2 |
| ( |
| const unsigned char *src_ptr, |
| int source_stride, |
| const unsigned char *ref_ptr, |
| int recon_stride, |
| unsigned int *SSE, |
| int *Sum |
| ); |
| unsigned int vp9_get8x8var_sse2 |
| ( |
| const unsigned char *src_ptr, |
| int source_stride, |
| const unsigned char *ref_ptr, |
| int recon_stride, |
| unsigned int *SSE, |
| int *Sum |
| ); |
| void vp9_half_horiz_vert_variance8x_h_sse2 |
| ( |
| const unsigned char *ref_ptr, |
| int ref_pixels_per_line, |
| const unsigned char *src_ptr, |
| int src_pixels_per_line, |
| unsigned int Height, |
| int *sum, |
| unsigned int *sumsquared |
| ); |
| void vp9_half_horiz_vert_variance16x_h_sse2 |
| ( |
| const unsigned char *ref_ptr, |
| int ref_pixels_per_line, |
| const unsigned char *src_ptr, |
| int src_pixels_per_line, |
| unsigned int Height, |
| int *sum, |
| unsigned int *sumsquared |
| ); |
| void vp9_half_horiz_variance8x_h_sse2 |
| ( |
| const unsigned char *ref_ptr, |
| int ref_pixels_per_line, |
| const unsigned char *src_ptr, |
| int src_pixels_per_line, |
| unsigned int Height, |
| int *sum, |
| unsigned int *sumsquared |
| ); |
| void vp9_half_horiz_variance16x_h_sse2 |
| ( |
| const unsigned char *ref_ptr, |
| int ref_pixels_per_line, |
| const unsigned char *src_ptr, |
| int src_pixels_per_line, |
| unsigned int Height, |
| int *sum, |
| unsigned int *sumsquared |
| ); |
| void vp9_half_vert_variance8x_h_sse2 |
| ( |
| const unsigned char *ref_ptr, |
| int ref_pixels_per_line, |
| const unsigned char *src_ptr, |
| int src_pixels_per_line, |
| unsigned int Height, |
| int *sum, |
| unsigned int *sumsquared |
| ); |
| void vp9_half_vert_variance16x_h_sse2 |
| ( |
| const unsigned char *ref_ptr, |
| int ref_pixels_per_line, |
| const unsigned char *src_ptr, |
| int src_pixels_per_line, |
| unsigned int Height, |
| int *sum, |
| unsigned int *sumsquared |
| ); |
| |
| typedef unsigned int (*get_var_sse2) ( |
| const unsigned char *src_ptr, |
| int source_stride, |
| const unsigned char *ref_ptr, |
| int recon_stride, |
| unsigned int *SSE, |
| int *Sum |
| ); |
| |
| static void variance_sse2(const unsigned char *src_ptr, int source_stride, |
| const unsigned char *ref_ptr, int recon_stride, |
| int w, int h, unsigned int *sse, int *sum, |
| get_var_sse2 var_fn, int block_size) { |
| unsigned int sse0; |
| int sum0; |
| int i, j; |
| |
| *sse = 0; |
| *sum = 0; |
| |
| for (i = 0; i < h; i += block_size) { |
| for (j = 0; j < w; j += block_size) { |
| var_fn(src_ptr + source_stride * i + j, source_stride, |
| ref_ptr + recon_stride * i + j, recon_stride, &sse0, &sum0); |
| *sse += sse0; |
| *sum += sum0; |
| } |
| } |
| } |
| |
| unsigned int vp9_variance4x4_sse2( |
| const unsigned char *src_ptr, |
| int source_stride, |
| const unsigned char *ref_ptr, |
| int recon_stride, |
| unsigned int *sse) { |
| unsigned int var; |
| int avg; |
| |
| variance_sse2(src_ptr, source_stride, ref_ptr, recon_stride, 4, 4, |
| &var, &avg, vp9_get4x4var_mmx, 4); |
| *sse = var; |
| return (var - (((unsigned int)avg * avg) >> 4)); |
| } |
| |
| unsigned int vp9_variance8x4_sse2(const uint8_t *src_ptr, |
| int source_stride, |
| const uint8_t *ref_ptr, |
| int recon_stride, |
| unsigned int *sse) { |
| unsigned int var; |
| int avg; |
| |
| variance_sse2(src_ptr, source_stride, ref_ptr, recon_stride, 8, 4, |
| &var, &avg, vp9_get4x4var_mmx, 4); |
| *sse = var; |
| return (var - (((unsigned int)avg * avg) >> 5)); |
| } |
| |
| unsigned int vp9_variance4x8_sse2(const uint8_t *src_ptr, |
| int source_stride, |
| const uint8_t *ref_ptr, |
| int recon_stride, |
| unsigned int *sse) { |
| unsigned int var; |
| int avg; |
| |
| variance_sse2(src_ptr, source_stride, ref_ptr, recon_stride, 4, 8, |
| &var, &avg, vp9_get4x4var_mmx, 4); |
| *sse = var; |
| return (var - (((unsigned int)avg * avg) >> 5)); |
| } |
| |
| unsigned int vp9_variance8x8_sse2 |
| ( |
| const unsigned char *src_ptr, |
| int source_stride, |
| const unsigned char *ref_ptr, |
| int recon_stride, |
| unsigned int *sse) { |
| unsigned int var; |
| int avg; |
| |
| variance_sse2(src_ptr, source_stride, ref_ptr, recon_stride, 8, 8, |
| &var, &avg, vp9_get8x8var_sse2, 8); |
| *sse = var; |
| return (var - (((unsigned int)avg * avg) >> 6)); |
| } |
| |
| unsigned int vp9_variance16x8_sse2 |
| ( |
| const unsigned char *src_ptr, |
| int source_stride, |
| const unsigned char *ref_ptr, |
| int recon_stride, |
| unsigned int *sse) { |
| unsigned int var; |
| int avg; |
| |
| variance_sse2(src_ptr, source_stride, ref_ptr, recon_stride, 16, 8, |
| &var, &avg, vp9_get8x8var_sse2, 8); |
| *sse = var; |
| return (var - (((unsigned int)avg * avg) >> 7)); |
| } |
| |
| unsigned int vp9_variance8x16_sse2 |
| ( |
| const unsigned char *src_ptr, |
| int source_stride, |
| const unsigned char *ref_ptr, |
| int recon_stride, |
| unsigned int *sse) { |
| unsigned int var; |
| int avg; |
| |
| variance_sse2(src_ptr, source_stride, ref_ptr, recon_stride, 8, 16, |
| &var, &avg, vp9_get8x8var_sse2, 8); |
| *sse = var; |
| return (var - (((unsigned int)avg * avg) >> 7)); |
| } |
| |
| unsigned int vp9_variance16x16_sse2 |
| ( |
| const unsigned char *src_ptr, |
| int source_stride, |
| const unsigned char *ref_ptr, |
| int recon_stride, |
| unsigned int *sse) { |
| unsigned int var; |
| int avg; |
| |
| variance_sse2(src_ptr, source_stride, ref_ptr, recon_stride, 16, 16, |
| &var, &avg, vp9_get16x16var_sse2, 16); |
| *sse = var; |
| return (var - (((unsigned int)avg * avg) >> 8)); |
| } |
| |
| unsigned int vp9_mse16x16_sse2( |
| const unsigned char *src_ptr, |
| int source_stride, |
| const unsigned char *ref_ptr, |
| int recon_stride, |
| unsigned int *sse) { |
| unsigned int sse0; |
| int sum0; |
| vp9_get16x16var_sse2(src_ptr, source_stride, ref_ptr, recon_stride, &sse0, |
| &sum0); |
| *sse = sse0; |
| return sse0; |
| } |
| |
| unsigned int vp9_variance32x32_sse2(const uint8_t *src_ptr, |
| int source_stride, |
| const uint8_t *ref_ptr, |
| int recon_stride, |
| unsigned int *sse) { |
| unsigned int var; |
| int avg; |
| |
| variance_sse2(src_ptr, source_stride, ref_ptr, recon_stride, 32, 32, |
| &var, &avg, vp9_get16x16var_sse2, 16); |
| *sse = var; |
| return (var - (((int64_t)avg * avg) >> 10)); |
| } |
| |
| unsigned int vp9_variance32x16_sse2(const uint8_t *src_ptr, |
| int source_stride, |
| const uint8_t *ref_ptr, |
| int recon_stride, |
| unsigned int *sse) { |
| unsigned int var; |
| int avg; |
| |
| variance_sse2(src_ptr, source_stride, ref_ptr, recon_stride, 32, 16, |
| &var, &avg, vp9_get16x16var_sse2, 16); |
| *sse = var; |
| return (var - (((int64_t)avg * avg) >> 9)); |
| } |
| |
| unsigned int vp9_variance16x32_sse2(const uint8_t *src_ptr, |
| int source_stride, |
| const uint8_t *ref_ptr, |
| int recon_stride, |
| unsigned int *sse) { |
| unsigned int var; |
| int avg; |
| |
| variance_sse2(src_ptr, source_stride, ref_ptr, recon_stride, 16, 32, |
| &var, &avg, vp9_get16x16var_sse2, 16); |
| *sse = var; |
| return (var - (((int64_t)avg * avg) >> 9)); |
| } |
| |
| unsigned int vp9_variance64x64_sse2(const uint8_t *src_ptr, |
| int source_stride, |
| const uint8_t *ref_ptr, |
| int recon_stride, |
| unsigned int *sse) { |
| unsigned int var; |
| int avg; |
| |
| variance_sse2(src_ptr, source_stride, ref_ptr, recon_stride, 64, 64, |
| &var, &avg, vp9_get16x16var_sse2, 16); |
| *sse = var; |
| return (var - (((int64_t)avg * avg) >> 12)); |
| } |
| |
| unsigned int vp9_variance64x32_sse2(const uint8_t *src_ptr, |
| int source_stride, |
| const uint8_t *ref_ptr, |
| int recon_stride, |
| unsigned int *sse) { |
| unsigned int var; |
| int avg; |
| |
| variance_sse2(src_ptr, source_stride, ref_ptr, recon_stride, 64, 32, |
| &var, &avg, vp9_get16x16var_sse2, 16); |
| *sse = var; |
| return (var - (((int64_t)avg * avg) >> 11)); |
| } |
| |
| unsigned int vp9_variance32x64_sse2(const uint8_t *src_ptr, |
| int source_stride, |
| const uint8_t *ref_ptr, |
| int recon_stride, |
| unsigned int *sse) { |
| unsigned int var; |
| int avg; |
| |
| variance_sse2(src_ptr, source_stride, ref_ptr, recon_stride, 32, 64, |
| &var, &avg, vp9_get16x16var_sse2, 16); |
| *sse = var; |
| return (var - (((int64_t)avg * avg) >> 11)); |
| } |
| |
| #define DECL(w, opt) \ |
| int vp9_sub_pixel_variance##w##xh_##opt(const uint8_t *src, \ |
| ptrdiff_t src_stride, \ |
| int x_offset, int y_offset, \ |
| const uint8_t *dst, \ |
| ptrdiff_t dst_stride, \ |
| int height, unsigned int *sse) |
| #define DECLS(opt1, opt2) \ |
| DECL(4, opt2); \ |
| DECL(8, opt1); \ |
| DECL(16, opt1) |
| |
| DECLS(sse2, sse); |
| DECLS(ssse3, ssse3); |
| #undef DECLS |
| #undef DECL |
| |
| #define FN(w, h, wf, wlog2, hlog2, opt, cast) \ |
| unsigned int vp9_sub_pixel_variance##w##x##h##_##opt(const uint8_t *src, \ |
| int src_stride, \ |
| int x_offset, \ |
| int y_offset, \ |
| const uint8_t *dst, \ |
| int dst_stride, \ |
| unsigned int *sse_ptr) { \ |
| unsigned int sse; \ |
| int se = vp9_sub_pixel_variance##wf##xh_##opt(src, src_stride, x_offset, \ |
| y_offset, dst, dst_stride, \ |
| h, &sse); \ |
| if (w > wf) { \ |
| unsigned int sse2; \ |
| int se2 = vp9_sub_pixel_variance##wf##xh_##opt(src + 16, src_stride, \ |
| x_offset, y_offset, \ |
| dst + 16, dst_stride, \ |
| h, &sse2); \ |
| se += se2; \ |
| sse += sse2; \ |
| if (w > wf * 2) { \ |
| se2 = vp9_sub_pixel_variance##wf##xh_##opt(src + 32, src_stride, \ |
| x_offset, y_offset, \ |
| dst + 32, dst_stride, \ |
| h, &sse2); \ |
| se += se2; \ |
| sse += sse2; \ |
| se2 = vp9_sub_pixel_variance##wf##xh_##opt(src + 48, src_stride, \ |
| x_offset, y_offset, \ |
| dst + 48, dst_stride, \ |
| h, &sse2); \ |
| se += se2; \ |
| sse += sse2; \ |
| } \ |
| } \ |
| *sse_ptr = sse; \ |
| return sse - ((cast se * se) >> (wlog2 + hlog2)); \ |
| } |
| |
| #define FNS(opt1, opt2) \ |
| FN(64, 64, 16, 6, 6, opt1, (int64_t)); \ |
| FN(64, 32, 16, 6, 5, opt1, (int64_t)); \ |
| FN(32, 64, 16, 5, 6, opt1, (int64_t)); \ |
| FN(32, 32, 16, 5, 5, opt1, (int64_t)); \ |
| FN(32, 16, 16, 5, 4, opt1, (int64_t)); \ |
| FN(16, 32, 16, 4, 5, opt1, (int64_t)); \ |
| FN(16, 16, 16, 4, 4, opt1, (unsigned int)); \ |
| FN(16, 8, 16, 4, 3, opt1, (unsigned int)); \ |
| FN(8, 16, 8, 3, 4, opt1, (unsigned int)); \ |
| FN(8, 8, 8, 3, 3, opt1, (unsigned int)); \ |
| FN(8, 4, 8, 3, 2, opt1, (unsigned int)); \ |
| FN(4, 8, 4, 2, 3, opt2, (unsigned int)); \ |
| FN(4, 4, 4, 2, 2, opt2, (unsigned int)) |
| |
| FNS(sse2, sse); |
| FNS(ssse3, ssse3); |
| |
| #undef FNS |
| #undef FN |
| |
| #define DECL(w, opt) \ |
| int vp9_sub_pixel_avg_variance##w##xh_##opt(const uint8_t *src, \ |
| ptrdiff_t src_stride, \ |
| int x_offset, int y_offset, \ |
| const uint8_t *dst, \ |
| ptrdiff_t dst_stride, \ |
| const uint8_t *sec, \ |
| ptrdiff_t sec_stride, \ |
| int height, unsigned int *sse) |
| #define DECLS(opt1, opt2) \ |
| DECL(4, opt2); \ |
| DECL(8, opt1); \ |
| DECL(16, opt1) |
| |
| DECLS(sse2, sse); |
| DECLS(ssse3, ssse3); |
| #undef DECL |
| #undef DECLS |
| |
| #define FN(w, h, wf, wlog2, hlog2, opt, cast) \ |
| unsigned int vp9_sub_pixel_avg_variance##w##x##h##_##opt(const uint8_t *src, \ |
| int src_stride, \ |
| int x_offset, \ |
| int y_offset, \ |
| const uint8_t *dst, \ |
| int dst_stride, \ |
| unsigned int *sseptr, \ |
| const uint8_t *sec) { \ |
| unsigned int sse; \ |
| int se = vp9_sub_pixel_avg_variance##wf##xh_##opt(src, src_stride, x_offset, \ |
| y_offset, dst, dst_stride, \ |
| sec, w, h, &sse); \ |
| if (w > wf) { \ |
| unsigned int sse2; \ |
| int se2 = vp9_sub_pixel_avg_variance##wf##xh_##opt(src + 16, src_stride, \ |
| x_offset, y_offset, \ |
| dst + 16, dst_stride, \ |
| sec + 16, w, h, &sse2); \ |
| se += se2; \ |
| sse += sse2; \ |
| if (w > wf * 2) { \ |
| se2 = vp9_sub_pixel_avg_variance##wf##xh_##opt(src + 32, src_stride, \ |
| x_offset, y_offset, \ |
| dst + 32, dst_stride, \ |
| sec + 32, w, h, &sse2); \ |
| se += se2; \ |
| sse += sse2; \ |
| se2 = vp9_sub_pixel_avg_variance##wf##xh_##opt(src + 48, src_stride, \ |
| x_offset, y_offset, \ |
| dst + 48, dst_stride, \ |
| sec + 48, w, h, &sse2); \ |
| se += se2; \ |
| sse += sse2; \ |
| } \ |
| } \ |
| *sseptr = sse; \ |
| return sse - ((cast se * se) >> (wlog2 + hlog2)); \ |
| } |
| |
| #define FNS(opt1, opt2) \ |
| FN(64, 64, 16, 6, 6, opt1, (int64_t)); \ |
| FN(64, 32, 16, 6, 5, opt1, (int64_t)); \ |
| FN(32, 64, 16, 5, 6, opt1, (int64_t)); \ |
| FN(32, 32, 16, 5, 5, opt1, (int64_t)); \ |
| FN(32, 16, 16, 5, 4, opt1, (int64_t)); \ |
| FN(16, 32, 16, 4, 5, opt1, (int64_t)); \ |
| FN(16, 16, 16, 4, 4, opt1, (unsigned int)); \ |
| FN(16, 8, 16, 4, 3, opt1, (unsigned int)); \ |
| FN(8, 16, 8, 3, 4, opt1, (unsigned int)); \ |
| FN(8, 8, 8, 3, 3, opt1, (unsigned int)); \ |
| FN(8, 4, 8, 3, 2, opt1, (unsigned int)); \ |
| FN(4, 8, 4, 2, 3, opt2, (unsigned int)); \ |
| FN(4, 4, 4, 2, 2, opt2, (unsigned int)) |
| |
| FNS(sse2, sse); |
| FNS(ssse3, ssse3); |
| |
| #undef FNS |
| #undef FN |
| |
| unsigned int vp9_variance_halfpixvar16x16_h_sse2( |
| const unsigned char *src_ptr, |
| int src_pixels_per_line, |
| const unsigned char *dst_ptr, |
| int dst_pixels_per_line, |
| unsigned int *sse) { |
| int xsum0; |
| unsigned int xxsum0; |
| |
| vp9_half_horiz_variance16x_h_sse2( |
| src_ptr, src_pixels_per_line, |
| dst_ptr, dst_pixels_per_line, 16, |
| &xsum0, &xxsum0); |
| |
| *sse = xxsum0; |
| return (xxsum0 - (((unsigned int)xsum0 * xsum0) >> 8)); |
| } |
| |
| |
| unsigned int vp9_variance_halfpixvar16x16_v_sse2( |
| const unsigned char *src_ptr, |
| int src_pixels_per_line, |
| const unsigned char *dst_ptr, |
| int dst_pixels_per_line, |
| unsigned int *sse) { |
| int xsum0; |
| unsigned int xxsum0; |
| vp9_half_vert_variance16x_h_sse2( |
| src_ptr, src_pixels_per_line, |
| dst_ptr, dst_pixels_per_line, 16, |
| &xsum0, &xxsum0); |
| |
| *sse = xxsum0; |
| return (xxsum0 - (((unsigned int)xsum0 * xsum0) >> 8)); |
| } |
| |
| |
| unsigned int vp9_variance_halfpixvar16x16_hv_sse2( |
| const unsigned char *src_ptr, |
| int src_pixels_per_line, |
| const unsigned char *dst_ptr, |
| int dst_pixels_per_line, |
| unsigned int *sse) { |
| int xsum0; |
| unsigned int xxsum0; |
| |
| vp9_half_horiz_vert_variance16x_h_sse2( |
| src_ptr, src_pixels_per_line, |
| dst_ptr, dst_pixels_per_line, 16, |
| &xsum0, &xxsum0); |
| |
| *sse = xxsum0; |
| return (xxsum0 - (((unsigned int)xsum0 * xsum0) >> 8)); |
| } |
