diff options
author | Xin Li <delphij@google.com> | 2020-08-27 10:16:29 -0700 |
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committer | Xin Li <delphij@google.com> | 2020-08-27 10:16:29 -0700 |
commit | 4d17d097be332673859253f40601c4370affd7ad (patch) | |
tree | a584d2288d20f844a8e8ff89c875dbf7ce5278af /files/unit_test/scale_test.cc | |
parent | 179ebc697e2f9972f2fe7bd8d8f20c94ed334ccd (diff) | |
parent | 658fa7f244ce053b34a19b343b4ceb9bcacc20ec (diff) | |
download | libyuv-4d17d097be332673859253f40601c4370affd7ad.tar.gz |
Merge Android R (rvc-dev-plus-aosp-without-vendor@6692709)temp_sam_168057903
Bug: 166295507
Merged-In: I14d7f590626ed952689da92e72b4f0be8fff752f
Change-Id: I8f8254a06d6b6fdb726dbe8bcc162ef5a99fc546
Diffstat (limited to 'files/unit_test/scale_test.cc')
-rw-r--r-- | files/unit_test/scale_test.cc | 879 |
1 files changed, 708 insertions, 171 deletions
diff --git a/files/unit_test/scale_test.cc b/files/unit_test/scale_test.cc index 0b4ec30b..811b2d04 100644 --- a/files/unit_test/scale_test.cc +++ b/files/unit_test/scale_test.cc @@ -14,6 +14,7 @@ #include "../unit_test/unit_test.h" #include "libyuv/cpu_id.h" #include "libyuv/scale.h" +#include "libyuv/scale_row.h" // For ScaleRowDown2Box_Odd_C #define STRINGIZE(line) #line #define FILELINESTR(file, line) file ":" STRINGIZE(line) @@ -21,32 +22,32 @@ namespace libyuv { // Test scaling with C vs Opt and return maximum pixel difference. 0 = exact. -static int TestFilter(int src_width, - int src_height, - int dst_width, - int dst_height, - FilterMode f, - int benchmark_iterations, - int disable_cpu_flags, - int benchmark_cpu_info) { +static int I420TestFilter(int src_width, + int src_height, + int dst_width, + int dst_height, + FilterMode f, + int benchmark_iterations, + int disable_cpu_flags, + int benchmark_cpu_info) { if (!SizeValid(src_width, src_height, dst_width, dst_height)) { return 0; } int i, j; - const int b = 0; // 128 to test for padding/stride. int src_width_uv = (Abs(src_width) + 1) >> 1; int src_height_uv = (Abs(src_height) + 1) >> 1; - int64 src_y_plane_size = (Abs(src_width) + b * 2) * (Abs(src_height) + b * 2); - int64 src_uv_plane_size = (src_width_uv + b * 2) * (src_height_uv + b * 2); + int64_t src_y_plane_size = (Abs(src_width)) * (Abs(src_height)); + int64_t src_uv_plane_size = (src_width_uv) * (src_height_uv); - int src_stride_y = b * 2 + Abs(src_width); - int src_stride_uv = b * 2 + src_width_uv; + int src_stride_y = Abs(src_width); + int src_stride_uv = src_width_uv; - align_buffer_page_end(src_y, src_y_plane_size) - align_buffer_page_end(src_u, src_uv_plane_size) align_buffer_page_end( - src_v, src_uv_plane_size) if (!src_y || !src_u || !src_v) { + align_buffer_page_end(src_y, src_y_plane_size); + align_buffer_page_end(src_u, src_uv_plane_size); + align_buffer_page_end(src_v, src_uv_plane_size); + if (!src_y || !src_u || !src_v) { printf("Skipped. Alloc failed " FILELINESTR(__FILE__, __LINE__) "\n"); return 0; } @@ -57,60 +58,51 @@ static int TestFilter(int src_width, int dst_width_uv = (dst_width + 1) >> 1; int dst_height_uv = (dst_height + 1) >> 1; - int64 dst_y_plane_size = (dst_width + b * 2) * (dst_height + b * 2); - int64 dst_uv_plane_size = (dst_width_uv + b * 2) * (dst_height_uv + b * 2); - - int dst_stride_y = b * 2 + dst_width; - int dst_stride_uv = b * 2 + dst_width_uv; - - align_buffer_page_end(dst_y_c, dst_y_plane_size) - align_buffer_page_end(dst_u_c, dst_uv_plane_size) - align_buffer_page_end(dst_v_c, dst_uv_plane_size) - align_buffer_page_end(dst_y_opt, dst_y_plane_size) - align_buffer_page_end(dst_u_opt, dst_uv_plane_size) - align_buffer_page_end( - dst_v_opt, - dst_uv_plane_size) if (!dst_y_c || !dst_u_c || - !dst_v_c || !dst_y_opt || - !dst_u_opt || !dst_v_opt) { + int64_t dst_y_plane_size = (dst_width) * (dst_height); + int64_t dst_uv_plane_size = (dst_width_uv) * (dst_height_uv); + + int dst_stride_y = dst_width; + int dst_stride_uv = dst_width_uv; + + align_buffer_page_end(dst_y_c, dst_y_plane_size); + align_buffer_page_end(dst_u_c, dst_uv_plane_size); + align_buffer_page_end(dst_v_c, dst_uv_plane_size); + align_buffer_page_end(dst_y_opt, dst_y_plane_size); + align_buffer_page_end(dst_u_opt, dst_uv_plane_size); + align_buffer_page_end(dst_v_opt, dst_uv_plane_size); + if (!dst_y_c || !dst_u_c || !dst_v_c || !dst_y_opt || !dst_u_opt || + !dst_v_opt) { printf("Skipped. Alloc failed " FILELINESTR(__FILE__, __LINE__) "\n"); return 0; } MaskCpuFlags(disable_cpu_flags); // Disable all CPU optimization. double c_time = get_time(); - I420Scale(src_y + (src_stride_y * b) + b, src_stride_y, - src_u + (src_stride_uv * b) + b, src_stride_uv, - src_v + (src_stride_uv * b) + b, src_stride_uv, src_width, - src_height, dst_y_c + (dst_stride_y * b) + b, dst_stride_y, - dst_u_c + (dst_stride_uv * b) + b, dst_stride_uv, - dst_v_c + (dst_stride_uv * b) + b, dst_stride_uv, dst_width, - dst_height, f); + I420Scale(src_y, src_stride_y, src_u, src_stride_uv, src_v, src_stride_uv, + src_width, src_height, dst_y_c, dst_stride_y, dst_u_c, + dst_stride_uv, dst_v_c, dst_stride_uv, dst_width, dst_height, f); c_time = (get_time() - c_time); MaskCpuFlags(benchmark_cpu_info); // Enable all CPU optimization. double opt_time = get_time(); for (i = 0; i < benchmark_iterations; ++i) { - I420Scale(src_y + (src_stride_y * b) + b, src_stride_y, - src_u + (src_stride_uv * b) + b, src_stride_uv, - src_v + (src_stride_uv * b) + b, src_stride_uv, src_width, - src_height, dst_y_opt + (dst_stride_y * b) + b, dst_stride_y, - dst_u_opt + (dst_stride_uv * b) + b, dst_stride_uv, - dst_v_opt + (dst_stride_uv * b) + b, dst_stride_uv, dst_width, - dst_height, f); + I420Scale(src_y, src_stride_y, src_u, src_stride_uv, src_v, src_stride_uv, + src_width, src_height, dst_y_opt, dst_stride_y, dst_u_opt, + dst_stride_uv, dst_v_opt, dst_stride_uv, dst_width, dst_height, + f); } opt_time = (get_time() - opt_time) / benchmark_iterations; - // Report performance of C vs OPT + // Report performance of C vs OPT. printf("filter %d - %8d us C - %8d us OPT\n", f, static_cast<int>(c_time * 1e6), static_cast<int>(opt_time * 1e6)); // C version may be a little off from the optimized. Order of // operations may introduce rounding somewhere. So do a difference - // of the buffers and look to see that the max difference isn't - // over 2. + // of the buffers and look to see that the max difference is not + // over 3. int max_diff = 0; - for (i = b; i < (dst_height + b); ++i) { - for (j = b; j < (dst_width + b); ++j) { + for (i = 0; i < (dst_height); ++i) { + for (j = 0; j < (dst_width); ++j) { int abs_diff = Abs(dst_y_c[(i * dst_stride_y) + j] - dst_y_opt[(i * dst_stride_y) + j]); if (abs_diff > max_diff) { @@ -119,8 +111,8 @@ static int TestFilter(int src_width, } } - for (i = b; i < (dst_height_uv + b); ++i) { - for (j = b; j < (dst_width_uv + b); ++j) { + for (i = 0; i < (dst_height_uv); ++i) { + for (j = 0; j < (dst_width_uv); ++j) { int abs_diff = Abs(dst_u_c[(i * dst_stride_uv) + j] - dst_u_opt[(i * dst_stride_uv) + j]); if (abs_diff > max_diff) { @@ -134,170 +126,408 @@ static int TestFilter(int src_width, } } - free_aligned_buffer_page_end(dst_y_c) free_aligned_buffer_page_end(dst_u_c) - free_aligned_buffer_page_end(dst_v_c) - free_aligned_buffer_page_end(dst_y_opt) - free_aligned_buffer_page_end(dst_u_opt) - free_aligned_buffer_page_end(dst_v_opt) - - free_aligned_buffer_page_end(src_y) - free_aligned_buffer_page_end(src_u) - free_aligned_buffer_page_end(src_v) - - return max_diff; + free_aligned_buffer_page_end(dst_y_c); + free_aligned_buffer_page_end(dst_u_c); + free_aligned_buffer_page_end(dst_v_c); + free_aligned_buffer_page_end(dst_y_opt); + free_aligned_buffer_page_end(dst_u_opt); + free_aligned_buffer_page_end(dst_v_opt); + free_aligned_buffer_page_end(src_y); + free_aligned_buffer_page_end(src_u); + free_aligned_buffer_page_end(src_v); + + return max_diff; } // Test scaling with 8 bit C vs 16 bit C and return maximum pixel difference. // 0 = exact. -static int TestFilter_16(int src_width, - int src_height, - int dst_width, - int dst_height, - FilterMode f, - int benchmark_iterations) { +static int I420TestFilter_16(int src_width, + int src_height, + int dst_width, + int dst_height, + FilterMode f, + int benchmark_iterations, + int disable_cpu_flags, + int benchmark_cpu_info) { if (!SizeValid(src_width, src_height, dst_width, dst_height)) { return 0; } - int i, j; - const int b = 0; // 128 to test for padding/stride. + int i; int src_width_uv = (Abs(src_width) + 1) >> 1; int src_height_uv = (Abs(src_height) + 1) >> 1; - int64 src_y_plane_size = (Abs(src_width) + b * 2) * (Abs(src_height) + b * 2); - int64 src_uv_plane_size = (src_width_uv + b * 2) * (src_height_uv + b * 2); + int64_t src_y_plane_size = (Abs(src_width)) * (Abs(src_height)); + int64_t src_uv_plane_size = (src_width_uv) * (src_height_uv); - int src_stride_y = b * 2 + Abs(src_width); - int src_stride_uv = b * 2 + src_width_uv; + int src_stride_y = Abs(src_width); + int src_stride_uv = src_width_uv; - align_buffer_page_end(src_y, src_y_plane_size) align_buffer_page_end( - src_u, src_uv_plane_size) align_buffer_page_end(src_v, src_uv_plane_size) - align_buffer_page_end(src_y_16, src_y_plane_size * 2) - align_buffer_page_end(src_u_16, src_uv_plane_size * 2) - align_buffer_page_end(src_v_16, src_uv_plane_size * 2) - uint16* p_src_y_16 = reinterpret_cast<uint16*>(src_y_16); - uint16* p_src_u_16 = reinterpret_cast<uint16*>(src_u_16); - uint16* p_src_v_16 = reinterpret_cast<uint16*>(src_v_16); + align_buffer_page_end(src_y, src_y_plane_size); + align_buffer_page_end(src_u, src_uv_plane_size); + align_buffer_page_end(src_v, src_uv_plane_size); + align_buffer_page_end(src_y_16, src_y_plane_size * 2); + align_buffer_page_end(src_u_16, src_uv_plane_size * 2); + align_buffer_page_end(src_v_16, src_uv_plane_size * 2); + if (!src_y || !src_u || !src_v || !src_y_16 || !src_u_16 || !src_v_16) { + printf("Skipped. Alloc failed " FILELINESTR(__FILE__, __LINE__) "\n"); + return 0; + } + uint16_t* p_src_y_16 = reinterpret_cast<uint16_t*>(src_y_16); + uint16_t* p_src_u_16 = reinterpret_cast<uint16_t*>(src_u_16); + uint16_t* p_src_v_16 = reinterpret_cast<uint16_t*>(src_v_16); MemRandomize(src_y, src_y_plane_size); MemRandomize(src_u, src_uv_plane_size); MemRandomize(src_v, src_uv_plane_size); - for (i = b; i < src_height + b; ++i) { - for (j = b; j < src_width + b; ++j) { - p_src_y_16[(i * src_stride_y) + j] = src_y[(i * src_stride_y) + j]; - } + for (i = 0; i < src_y_plane_size; ++i) { + p_src_y_16[i] = src_y[i]; } - - for (i = b; i < (src_height_uv + b); ++i) { - for (j = b; j < (src_width_uv + b); ++j) { - p_src_u_16[(i * src_stride_uv) + j] = src_u[(i * src_stride_uv) + j]; - p_src_v_16[(i * src_stride_uv) + j] = src_v[(i * src_stride_uv) + j]; - } + for (i = 0; i < src_uv_plane_size; ++i) { + p_src_u_16[i] = src_u[i]; + p_src_v_16[i] = src_v[i]; } int dst_width_uv = (dst_width + 1) >> 1; int dst_height_uv = (dst_height + 1) >> 1; - int dst_y_plane_size = (dst_width + b * 2) * (dst_height + b * 2); - int dst_uv_plane_size = (dst_width_uv + b * 2) * (dst_height_uv + b * 2); + int dst_y_plane_size = (dst_width) * (dst_height); + int dst_uv_plane_size = (dst_width_uv) * (dst_height_uv); + + int dst_stride_y = dst_width; + int dst_stride_uv = dst_width_uv; - int dst_stride_y = b * 2 + dst_width; - int dst_stride_uv = b * 2 + dst_width_uv; + align_buffer_page_end(dst_y_8, dst_y_plane_size); + align_buffer_page_end(dst_u_8, dst_uv_plane_size); + align_buffer_page_end(dst_v_8, dst_uv_plane_size); + align_buffer_page_end(dst_y_16, dst_y_plane_size * 2); + align_buffer_page_end(dst_u_16, dst_uv_plane_size * 2); + align_buffer_page_end(dst_v_16, dst_uv_plane_size * 2); - align_buffer_page_end(dst_y_8, dst_y_plane_size) - align_buffer_page_end(dst_u_8, dst_uv_plane_size) - align_buffer_page_end(dst_v_8, dst_uv_plane_size) - align_buffer_page_end(dst_y_16, dst_y_plane_size * 2) - align_buffer_page_end(dst_u_16, dst_uv_plane_size * 2) - align_buffer_page_end(dst_v_16, dst_uv_plane_size * 2) + uint16_t* p_dst_y_16 = reinterpret_cast<uint16_t*>(dst_y_16); + uint16_t* p_dst_u_16 = reinterpret_cast<uint16_t*>(dst_u_16); + uint16_t* p_dst_v_16 = reinterpret_cast<uint16_t*>(dst_v_16); - uint16* p_dst_y_16 = - reinterpret_cast<uint16*>(dst_y_16); - uint16* p_dst_u_16 = reinterpret_cast<uint16*>(dst_u_16); - uint16* p_dst_v_16 = reinterpret_cast<uint16*>(dst_v_16); + MaskCpuFlags(disable_cpu_flags); // Disable all CPU optimization. + I420Scale(src_y, src_stride_y, src_u, src_stride_uv, src_v, src_stride_uv, + src_width, src_height, dst_y_8, dst_stride_y, dst_u_8, + dst_stride_uv, dst_v_8, dst_stride_uv, dst_width, dst_height, f); + MaskCpuFlags(benchmark_cpu_info); // Enable all CPU optimization. + for (i = 0; i < benchmark_iterations; ++i) { + I420Scale_16(p_src_y_16, src_stride_y, p_src_u_16, src_stride_uv, + p_src_v_16, src_stride_uv, src_width, src_height, p_dst_y_16, + dst_stride_y, p_dst_u_16, dst_stride_uv, p_dst_v_16, + dst_stride_uv, dst_width, dst_height, f); + } + + // Expect an exact match. + int max_diff = 0; + for (i = 0; i < dst_y_plane_size; ++i) { + int abs_diff = Abs(dst_y_8[i] - p_dst_y_16[i]); + if (abs_diff > max_diff) { + max_diff = abs_diff; + } + } + for (i = 0; i < dst_uv_plane_size; ++i) { + int abs_diff = Abs(dst_u_8[i] - p_dst_u_16[i]); + if (abs_diff > max_diff) { + max_diff = abs_diff; + } + abs_diff = Abs(dst_v_8[i] - p_dst_v_16[i]); + if (abs_diff > max_diff) { + max_diff = abs_diff; + } + } + + free_aligned_buffer_page_end(dst_y_8); + free_aligned_buffer_page_end(dst_u_8); + free_aligned_buffer_page_end(dst_v_8); + free_aligned_buffer_page_end(dst_y_16); + free_aligned_buffer_page_end(dst_u_16); + free_aligned_buffer_page_end(dst_v_16); + free_aligned_buffer_page_end(src_y); + free_aligned_buffer_page_end(src_u); + free_aligned_buffer_page_end(src_v); + free_aligned_buffer_page_end(src_y_16); + free_aligned_buffer_page_end(src_u_16); + free_aligned_buffer_page_end(src_v_16); + + return max_diff; +} - I420Scale(src_y + (src_stride_y * b) + b, src_stride_y, - src_u + (src_stride_uv * b) + b, src_stride_uv, - src_v + (src_stride_uv * b) + b, src_stride_uv, src_width, - src_height, dst_y_8 + (dst_stride_y * b) + b, dst_stride_y, - dst_u_8 + (dst_stride_uv * b) + b, dst_stride_uv, - dst_v_8 + (dst_stride_uv * b) + b, dst_stride_uv, dst_width, - dst_height, f); +// Test scaling with C vs Opt and return maximum pixel difference. 0 = exact. +static int I444TestFilter(int src_width, + int src_height, + int dst_width, + int dst_height, + FilterMode f, + int benchmark_iterations, + int disable_cpu_flags, + int benchmark_cpu_info) { + if (!SizeValid(src_width, src_height, dst_width, dst_height)) { + return 0; + } + + int i, j; + int src_width_uv = Abs(src_width); + int src_height_uv = Abs(src_height); + + int64_t src_y_plane_size = (Abs(src_width)) * (Abs(src_height)); + int64_t src_uv_plane_size = (src_width_uv) * (src_height_uv); + + int src_stride_y = Abs(src_width); + int src_stride_uv = src_width_uv; + + align_buffer_page_end(src_y, src_y_plane_size); + align_buffer_page_end(src_u, src_uv_plane_size); + align_buffer_page_end(src_v, src_uv_plane_size); + if (!src_y || !src_u || !src_v) { + printf("Skipped. Alloc failed " FILELINESTR(__FILE__, __LINE__) "\n"); + return 0; + } + MemRandomize(src_y, src_y_plane_size); + MemRandomize(src_u, src_uv_plane_size); + MemRandomize(src_v, src_uv_plane_size); + + int dst_width_uv = dst_width; + int dst_height_uv = dst_height; + + int64_t dst_y_plane_size = (dst_width) * (dst_height); + int64_t dst_uv_plane_size = (dst_width_uv) * (dst_height_uv); + + int dst_stride_y = dst_width; + int dst_stride_uv = dst_width_uv; + + align_buffer_page_end(dst_y_c, dst_y_plane_size); + align_buffer_page_end(dst_u_c, dst_uv_plane_size); + align_buffer_page_end(dst_v_c, dst_uv_plane_size); + align_buffer_page_end(dst_y_opt, dst_y_plane_size); + align_buffer_page_end(dst_u_opt, dst_uv_plane_size); + align_buffer_page_end(dst_v_opt, dst_uv_plane_size); + if (!dst_y_c || !dst_u_c || !dst_v_c || !dst_y_opt || !dst_u_opt || + !dst_v_opt) { + printf("Skipped. Alloc failed " FILELINESTR(__FILE__, __LINE__) "\n"); + return 0; + } + + MaskCpuFlags(disable_cpu_flags); // Disable all CPU optimization. + double c_time = get_time(); + I444Scale(src_y, src_stride_y, src_u, src_stride_uv, src_v, src_stride_uv, + src_width, src_height, dst_y_c, dst_stride_y, dst_u_c, + dst_stride_uv, dst_v_c, dst_stride_uv, dst_width, dst_height, f); + c_time = (get_time() - c_time); + MaskCpuFlags(benchmark_cpu_info); // Enable all CPU optimization. + double opt_time = get_time(); for (i = 0; i < benchmark_iterations; ++i) { - I420Scale_16(p_src_y_16 + (src_stride_y * b) + b, src_stride_y, - p_src_u_16 + (src_stride_uv * b) + b, src_stride_uv, - p_src_v_16 + (src_stride_uv * b) + b, src_stride_uv, src_width, - src_height, p_dst_y_16 + (dst_stride_y * b) + b, dst_stride_y, - p_dst_u_16 + (dst_stride_uv * b) + b, dst_stride_uv, - p_dst_v_16 + (dst_stride_uv * b) + b, dst_stride_uv, dst_width, - dst_height, f); + I444Scale(src_y, src_stride_y, src_u, src_stride_uv, src_v, src_stride_uv, + src_width, src_height, dst_y_opt, dst_stride_y, dst_u_opt, + dst_stride_uv, dst_v_opt, dst_stride_uv, dst_width, dst_height, + f); } + opt_time = (get_time() - opt_time) / benchmark_iterations; + // Report performance of C vs OPT. + printf("filter %d - %8d us C - %8d us OPT\n", f, + static_cast<int>(c_time * 1e6), static_cast<int>(opt_time * 1e6)); - // Expect an exact match + // C version may be a little off from the optimized. Order of + // operations may introduce rounding somewhere. So do a difference + // of the buffers and look to see that the max difference is not + // over 3. int max_diff = 0; - for (i = b; i < (dst_height + b); ++i) { - for (j = b; j < (dst_width + b); ++j) { - int abs_diff = Abs(dst_y_8[(i * dst_stride_y) + j] - - p_dst_y_16[(i * dst_stride_y) + j]); + for (i = 0; i < (dst_height); ++i) { + for (j = 0; j < (dst_width); ++j) { + int abs_diff = Abs(dst_y_c[(i * dst_stride_y) + j] - + dst_y_opt[(i * dst_stride_y) + j]); if (abs_diff > max_diff) { max_diff = abs_diff; } } } - for (i = b; i < (dst_height_uv + b); ++i) { - for (j = b; j < (dst_width_uv + b); ++j) { - int abs_diff = Abs(dst_u_8[(i * dst_stride_uv) + j] - - p_dst_u_16[(i * dst_stride_uv) + j]); + for (i = 0; i < (dst_height_uv); ++i) { + for (j = 0; j < (dst_width_uv); ++j) { + int abs_diff = Abs(dst_u_c[(i * dst_stride_uv) + j] - + dst_u_opt[(i * dst_stride_uv) + j]); if (abs_diff > max_diff) { max_diff = abs_diff; } - abs_diff = Abs(dst_v_8[(i * dst_stride_uv) + j] - - p_dst_v_16[(i * dst_stride_uv) + j]); + abs_diff = Abs(dst_v_c[(i * dst_stride_uv) + j] - + dst_v_opt[(i * dst_stride_uv) + j]); if (abs_diff > max_diff) { max_diff = abs_diff; } } } - free_aligned_buffer_page_end(dst_y_8) free_aligned_buffer_page_end(dst_u_8) - free_aligned_buffer_page_end(dst_v_8) - free_aligned_buffer_page_end(dst_y_16) - free_aligned_buffer_page_end(dst_u_16) - free_aligned_buffer_page_end(dst_v_16) + free_aligned_buffer_page_end(dst_y_c); + free_aligned_buffer_page_end(dst_u_c); + free_aligned_buffer_page_end(dst_v_c); + free_aligned_buffer_page_end(dst_y_opt); + free_aligned_buffer_page_end(dst_u_opt); + free_aligned_buffer_page_end(dst_v_opt); + free_aligned_buffer_page_end(src_y); + free_aligned_buffer_page_end(src_u); + free_aligned_buffer_page_end(src_v); + + return max_diff; +} + +// Test scaling with 8 bit C vs 16 bit C and return maximum pixel difference. +// 0 = exact. +static int I444TestFilter_16(int src_width, + int src_height, + int dst_width, + int dst_height, + FilterMode f, + int benchmark_iterations, + int disable_cpu_flags, + int benchmark_cpu_info) { + if (!SizeValid(src_width, src_height, dst_width, dst_height)) { + return 0; + } + + int i; + int src_width_uv = Abs(src_width); + int src_height_uv = Abs(src_height); + + int64_t src_y_plane_size = (Abs(src_width)) * (Abs(src_height)); + int64_t src_uv_plane_size = (src_width_uv) * (src_height_uv); + + int src_stride_y = Abs(src_width); + int src_stride_uv = src_width_uv; - free_aligned_buffer_page_end(src_y) - free_aligned_buffer_page_end(src_u) - free_aligned_buffer_page_end(src_v) - free_aligned_buffer_page_end(src_y_16) - free_aligned_buffer_page_end(src_u_16) - free_aligned_buffer_page_end(src_v_16) + align_buffer_page_end(src_y, src_y_plane_size); + align_buffer_page_end(src_u, src_uv_plane_size); + align_buffer_page_end(src_v, src_uv_plane_size); + align_buffer_page_end(src_y_16, src_y_plane_size * 2); + align_buffer_page_end(src_u_16, src_uv_plane_size * 2); + align_buffer_page_end(src_v_16, src_uv_plane_size * 2); + if (!src_y || !src_u || !src_v || !src_y_16 || !src_u_16 || !src_v_16) { + printf("Skipped. Alloc failed " FILELINESTR(__FILE__, __LINE__) "\n"); + return 0; + } + uint16_t* p_src_y_16 = reinterpret_cast<uint16_t*>(src_y_16); + uint16_t* p_src_u_16 = reinterpret_cast<uint16_t*>(src_u_16); + uint16_t* p_src_v_16 = reinterpret_cast<uint16_t*>(src_v_16); + + MemRandomize(src_y, src_y_plane_size); + MemRandomize(src_u, src_uv_plane_size); + MemRandomize(src_v, src_uv_plane_size); + + for (i = 0; i < src_y_plane_size; ++i) { + p_src_y_16[i] = src_y[i]; + } + for (i = 0; i < src_uv_plane_size; ++i) { + p_src_u_16[i] = src_u[i]; + p_src_v_16[i] = src_v[i]; + } + + int dst_width_uv = dst_width; + int dst_height_uv = dst_height; + + int dst_y_plane_size = (dst_width) * (dst_height); + int dst_uv_plane_size = (dst_width_uv) * (dst_height_uv); + + int dst_stride_y = dst_width; + int dst_stride_uv = dst_width_uv; + + align_buffer_page_end(dst_y_8, dst_y_plane_size); + align_buffer_page_end(dst_u_8, dst_uv_plane_size); + align_buffer_page_end(dst_v_8, dst_uv_plane_size); + align_buffer_page_end(dst_y_16, dst_y_plane_size * 2); + align_buffer_page_end(dst_u_16, dst_uv_plane_size * 2); + align_buffer_page_end(dst_v_16, dst_uv_plane_size * 2); + + uint16_t* p_dst_y_16 = reinterpret_cast<uint16_t*>(dst_y_16); + uint16_t* p_dst_u_16 = reinterpret_cast<uint16_t*>(dst_u_16); + uint16_t* p_dst_v_16 = reinterpret_cast<uint16_t*>(dst_v_16); + + MaskCpuFlags(disable_cpu_flags); // Disable all CPU optimization. + I444Scale(src_y, src_stride_y, src_u, src_stride_uv, src_v, src_stride_uv, + src_width, src_height, dst_y_8, dst_stride_y, dst_u_8, + dst_stride_uv, dst_v_8, dst_stride_uv, dst_width, dst_height, f); + MaskCpuFlags(benchmark_cpu_info); // Enable all CPU optimization. + for (i = 0; i < benchmark_iterations; ++i) { + I444Scale_16(p_src_y_16, src_stride_y, p_src_u_16, src_stride_uv, + p_src_v_16, src_stride_uv, src_width, src_height, p_dst_y_16, + dst_stride_y, p_dst_u_16, dst_stride_uv, p_dst_v_16, + dst_stride_uv, dst_width, dst_height, f); + } + + // Expect an exact match. + int max_diff = 0; + for (i = 0; i < dst_y_plane_size; ++i) { + int abs_diff = Abs(dst_y_8[i] - p_dst_y_16[i]); + if (abs_diff > max_diff) { + max_diff = abs_diff; + } + } + for (i = 0; i < dst_uv_plane_size; ++i) { + int abs_diff = Abs(dst_u_8[i] - p_dst_u_16[i]); + if (abs_diff > max_diff) { + max_diff = abs_diff; + } + abs_diff = Abs(dst_v_8[i] - p_dst_v_16[i]); + if (abs_diff > max_diff) { + max_diff = abs_diff; + } + } - return max_diff; + free_aligned_buffer_page_end(dst_y_8); + free_aligned_buffer_page_end(dst_u_8); + free_aligned_buffer_page_end(dst_v_8); + free_aligned_buffer_page_end(dst_y_16); + free_aligned_buffer_page_end(dst_u_16); + free_aligned_buffer_page_end(dst_v_16); + free_aligned_buffer_page_end(src_y); + free_aligned_buffer_page_end(src_u); + free_aligned_buffer_page_end(src_v); + free_aligned_buffer_page_end(src_y_16); + free_aligned_buffer_page_end(src_u_16); + free_aligned_buffer_page_end(src_v_16); + + return max_diff; } // The following adjustments in dimensions ensure the scale factor will be // exactly achieved. -// 2 is chroma subsample +// 2 is chroma subsample. #define DX(x, nom, denom) static_cast<int>(((Abs(x) / nom + 1) / 2) * nom * 2) #define SX(x, nom, denom) static_cast<int>(((x / nom + 1) / 2) * denom * 2) #define TEST_FACTOR1(name, filter, nom, denom, max_diff) \ - TEST_F(LibYUVScaleTest, ScaleDownBy##name##_##filter) { \ - int diff = TestFilter( \ + TEST_F(LibYUVScaleTest, I420ScaleDownBy##name##_##filter) { \ + int diff = I420TestFilter( \ SX(benchmark_width_, nom, denom), SX(benchmark_height_, nom, denom), \ DX(benchmark_width_, nom, denom), DX(benchmark_height_, nom, denom), \ kFilter##filter, benchmark_iterations_, disable_cpu_flags_, \ benchmark_cpu_info_); \ EXPECT_LE(diff, max_diff); \ } \ - TEST_F(LibYUVScaleTest, DISABLED_ScaleDownBy##name##_##filter##_16) { \ - int diff = TestFilter_16( \ + TEST_F(LibYUVScaleTest, I444ScaleDownBy##name##_##filter) { \ + int diff = I444TestFilter( \ SX(benchmark_width_, nom, denom), SX(benchmark_height_, nom, denom), \ DX(benchmark_width_, nom, denom), DX(benchmark_height_, nom, denom), \ - kFilter##filter, benchmark_iterations_); \ + kFilter##filter, benchmark_iterations_, disable_cpu_flags_, \ + benchmark_cpu_info_); \ + EXPECT_LE(diff, max_diff); \ + } \ + TEST_F(LibYUVScaleTest, I420ScaleDownBy##name##_##filter##_16) { \ + int diff = I420TestFilter_16( \ + SX(benchmark_width_, nom, denom), SX(benchmark_height_, nom, denom), \ + DX(benchmark_width_, nom, denom), DX(benchmark_height_, nom, denom), \ + kFilter##filter, benchmark_iterations_, disable_cpu_flags_, \ + benchmark_cpu_info_); \ + EXPECT_LE(diff, max_diff); \ + } \ + TEST_F(LibYUVScaleTest, I444ScaleDownBy##name##_##filter##_16) { \ + int diff = I444TestFilter_16( \ + SX(benchmark_width_, nom, denom), SX(benchmark_height_, nom, denom), \ + DX(benchmark_width_, nom, denom), DX(benchmark_height_, nom, denom), \ + kFilter##filter, benchmark_iterations_, disable_cpu_flags_, \ + benchmark_cpu_info_); \ EXPECT_LE(diff, max_diff); \ } @@ -321,47 +551,354 @@ TEST_FACTOR(3, 1, 3, 0) #undef DX #define TEST_SCALETO1(name, width, height, filter, max_diff) \ - TEST_F(LibYUVScaleTest, name##To##width##x##height##_##filter) { \ - int diff = TestFilter(benchmark_width_, benchmark_height_, width, height, \ - kFilter##filter, benchmark_iterations_, \ - disable_cpu_flags_, benchmark_cpu_info_); \ + TEST_F(LibYUVScaleTest, I420##name##To##width##x##height##_##filter) { \ + int diff = I420TestFilter(benchmark_width_, benchmark_height_, width, \ + height, kFilter##filter, benchmark_iterations_, \ + disable_cpu_flags_, benchmark_cpu_info_); \ + EXPECT_LE(diff, max_diff); \ + } \ + TEST_F(LibYUVScaleTest, I444##name##To##width##x##height##_##filter) { \ + int diff = I444TestFilter(benchmark_width_, benchmark_height_, width, \ + height, kFilter##filter, benchmark_iterations_, \ + disable_cpu_flags_, benchmark_cpu_info_); \ + EXPECT_LE(diff, max_diff); \ + } \ + TEST_F(LibYUVScaleTest, I420##name##To##width##x##height##_##filter##_16) { \ + int diff = I420TestFilter_16( \ + benchmark_width_, benchmark_height_, width, height, kFilter##filter, \ + benchmark_iterations_, disable_cpu_flags_, benchmark_cpu_info_); \ + EXPECT_LE(diff, max_diff); \ + } \ + TEST_F(LibYUVScaleTest, I444##name##To##width##x##height##_##filter##_16) { \ + int diff = I444TestFilter_16( \ + benchmark_width_, benchmark_height_, width, height, kFilter##filter, \ + benchmark_iterations_, disable_cpu_flags_, benchmark_cpu_info_); \ + EXPECT_LE(diff, max_diff); \ + } \ + TEST_F(LibYUVScaleTest, I420##name##From##width##x##height##_##filter) { \ + int diff = I420TestFilter(width, height, Abs(benchmark_width_), \ + Abs(benchmark_height_), kFilter##filter, \ + benchmark_iterations_, disable_cpu_flags_, \ + benchmark_cpu_info_); \ EXPECT_LE(diff, max_diff); \ } \ - TEST_F(LibYUVScaleTest, name##From##width##x##height##_##filter) { \ - int diff = TestFilter(width, height, Abs(benchmark_width_), \ - Abs(benchmark_height_), kFilter##filter, \ - benchmark_iterations_, disable_cpu_flags_, \ - benchmark_cpu_info_); \ + TEST_F(LibYUVScaleTest, I444##name##From##width##x##height##_##filter) { \ + int diff = I444TestFilter(width, height, Abs(benchmark_width_), \ + Abs(benchmark_height_), kFilter##filter, \ + benchmark_iterations_, disable_cpu_flags_, \ + benchmark_cpu_info_); \ EXPECT_LE(diff, max_diff); \ } \ TEST_F(LibYUVScaleTest, \ - DISABLED_##name##To##width##x##height##_##filter##_16) { \ - int diff = TestFilter_16(benchmark_width_, benchmark_height_, width, \ - height, kFilter##filter, benchmark_iterations_); \ + I420##name##From##width##x##height##_##filter##_16) { \ + int diff = I420TestFilter_16(width, height, Abs(benchmark_width_), \ + Abs(benchmark_height_), kFilter##filter, \ + benchmark_iterations_, disable_cpu_flags_, \ + benchmark_cpu_info_); \ EXPECT_LE(diff, max_diff); \ } \ TEST_F(LibYUVScaleTest, \ - DISABLED_##name##From##width##x##height##_##filter##_16) { \ - int diff = TestFilter_16(width, height, Abs(benchmark_width_), \ - Abs(benchmark_height_), kFilter##filter, \ - benchmark_iterations_); \ + I444##name##From##width##x##height##_##filter##_16) { \ + int diff = I444TestFilter_16(width, height, Abs(benchmark_width_), \ + Abs(benchmark_height_), kFilter##filter, \ + benchmark_iterations_, disable_cpu_flags_, \ + benchmark_cpu_info_); \ EXPECT_LE(diff, max_diff); \ } // Test scale to a specified size with all 4 filters. #define TEST_SCALETO(name, width, height) \ TEST_SCALETO1(name, width, height, None, 0) \ - TEST_SCALETO1(name, width, height, Linear, 0) \ - TEST_SCALETO1(name, width, height, Bilinear, 0) \ - TEST_SCALETO1(name, width, height, Box, 0) + TEST_SCALETO1(name, width, height, Linear, 3) \ + TEST_SCALETO1(name, width, height, Bilinear, 3) \ + TEST_SCALETO1(name, width, height, Box, 3) TEST_SCALETO(Scale, 1, 1) TEST_SCALETO(Scale, 320, 240) -TEST_SCALETO(Scale, 352, 288) TEST_SCALETO(Scale, 569, 480) TEST_SCALETO(Scale, 640, 360) TEST_SCALETO(Scale, 1280, 720) +TEST_SCALETO(Scale, 1920, 1080) #undef TEST_SCALETO1 #undef TEST_SCALETO +#ifdef HAS_SCALEROWDOWN2_SSSE3 +TEST_F(LibYUVScaleTest, TestScaleRowDown2Box_Odd_SSSE3) { + SIMD_ALIGNED(uint8_t orig_pixels[128 * 2]); + SIMD_ALIGNED(uint8_t dst_pixels_opt[64]); + SIMD_ALIGNED(uint8_t dst_pixels_c[64]); + memset(orig_pixels, 0, sizeof(orig_pixels)); + memset(dst_pixels_opt, 0, sizeof(dst_pixels_opt)); + memset(dst_pixels_c, 0, sizeof(dst_pixels_c)); + + int has_ssse3 = TestCpuFlag(kCpuHasSSSE3); + if (!has_ssse3) { + printf("Warning SSSE3 not detected; Skipping test.\n"); + } else { + // TL. + orig_pixels[0] = 255u; + orig_pixels[1] = 0u; + orig_pixels[128 + 0] = 0u; + orig_pixels[128 + 1] = 0u; + // TR. + orig_pixels[2] = 0u; + orig_pixels[3] = 100u; + orig_pixels[128 + 2] = 0u; + orig_pixels[128 + 3] = 0u; + // BL. + orig_pixels[4] = 0u; + orig_pixels[5] = 0u; + orig_pixels[128 + 4] = 50u; + orig_pixels[128 + 5] = 0u; + // BR. + orig_pixels[6] = 0u; + orig_pixels[7] = 0u; + orig_pixels[128 + 6] = 0u; + orig_pixels[128 + 7] = 20u; + // Odd. + orig_pixels[126] = 4u; + orig_pixels[127] = 255u; + orig_pixels[128 + 126] = 16u; + orig_pixels[128 + 127] = 255u; + + // Test regular half size. + ScaleRowDown2Box_C(orig_pixels, 128, dst_pixels_c, 64); + + EXPECT_EQ(64u, dst_pixels_c[0]); + EXPECT_EQ(25u, dst_pixels_c[1]); + EXPECT_EQ(13u, dst_pixels_c[2]); + EXPECT_EQ(5u, dst_pixels_c[3]); + EXPECT_EQ(0u, dst_pixels_c[4]); + EXPECT_EQ(133u, dst_pixels_c[63]); + + // Test Odd width version - Last pixel is just 1 horizontal pixel. + ScaleRowDown2Box_Odd_C(orig_pixels, 128, dst_pixels_c, 64); + + EXPECT_EQ(64u, dst_pixels_c[0]); + EXPECT_EQ(25u, dst_pixels_c[1]); + EXPECT_EQ(13u, dst_pixels_c[2]); + EXPECT_EQ(5u, dst_pixels_c[3]); + EXPECT_EQ(0u, dst_pixels_c[4]); + EXPECT_EQ(10u, dst_pixels_c[63]); + + // Test one pixel less, should skip the last pixel. + memset(dst_pixels_c, 0, sizeof(dst_pixels_c)); + ScaleRowDown2Box_Odd_C(orig_pixels, 128, dst_pixels_c, 63); + + EXPECT_EQ(64u, dst_pixels_c[0]); + EXPECT_EQ(25u, dst_pixels_c[1]); + EXPECT_EQ(13u, dst_pixels_c[2]); + EXPECT_EQ(5u, dst_pixels_c[3]); + EXPECT_EQ(0u, dst_pixels_c[4]); + EXPECT_EQ(0u, dst_pixels_c[63]); + + // Test regular half size SSSE3. + ScaleRowDown2Box_SSSE3(orig_pixels, 128, dst_pixels_opt, 64); + + EXPECT_EQ(64u, dst_pixels_opt[0]); + EXPECT_EQ(25u, dst_pixels_opt[1]); + EXPECT_EQ(13u, dst_pixels_opt[2]); + EXPECT_EQ(5u, dst_pixels_opt[3]); + EXPECT_EQ(0u, dst_pixels_opt[4]); + EXPECT_EQ(133u, dst_pixels_opt[63]); + + // Compare C and SSSE3 match. + ScaleRowDown2Box_Odd_C(orig_pixels, 128, dst_pixels_c, 64); + ScaleRowDown2Box_Odd_SSSE3(orig_pixels, 128, dst_pixels_opt, 64); + for (int i = 0; i < 64; ++i) { + EXPECT_EQ(dst_pixels_c[i], dst_pixels_opt[i]); + } + } +} +#endif // HAS_SCALEROWDOWN2_SSSE3 + +extern "C" void ScaleRowUp2_16_NEON(const uint16_t* src_ptr, + ptrdiff_t src_stride, + uint16_t* dst, + int dst_width); +extern "C" void ScaleRowUp2_16_MMI(const uint16_t* src_ptr, + ptrdiff_t src_stride, + uint16_t* dst, + int dst_width); +extern "C" void ScaleRowUp2_16_C(const uint16_t* src_ptr, + ptrdiff_t src_stride, + uint16_t* dst, + int dst_width); + +TEST_F(LibYUVScaleTest, TestScaleRowUp2_16) { + SIMD_ALIGNED(uint16_t orig_pixels[640 * 2 + 1]); // 2 rows + 1 pixel overrun. + SIMD_ALIGNED(uint16_t dst_pixels_opt[1280]); + SIMD_ALIGNED(uint16_t dst_pixels_c[1280]); + + memset(orig_pixels, 0, sizeof(orig_pixels)); + memset(dst_pixels_opt, 1, sizeof(dst_pixels_opt)); + memset(dst_pixels_c, 2, sizeof(dst_pixels_c)); + + for (int i = 0; i < 640 * 2 + 1; ++i) { + orig_pixels[i] = i; + } + ScaleRowUp2_16_C(&orig_pixels[0], 640, &dst_pixels_c[0], 1280); + for (int i = 0; i < benchmark_pixels_div1280_; ++i) { +#if !defined(LIBYUV_DISABLE_NEON) && defined(__aarch64__) + int has_neon = TestCpuFlag(kCpuHasNEON); + if (has_neon) { + ScaleRowUp2_16_NEON(&orig_pixels[0], 640, &dst_pixels_opt[0], 1280); + } else { + ScaleRowUp2_16_C(&orig_pixels[0], 640, &dst_pixels_opt[0], 1280); + } +#elif !defined(LIBYUV_DISABLE_MMI) && defined(_MIPS_ARCH_LOONGSON3A) + int has_mmi = TestCpuFlag(kCpuHasMMI); + if (has_mmi) { + ScaleRowUp2_16_MMI(&orig_pixels[0], 640, &dst_pixels_opt[0], 1280); + } else { + ScaleRowUp2_16_C(&orig_pixels[0], 640, &dst_pixels_opt[0], 1280); + } +#else + ScaleRowUp2_16_C(&orig_pixels[0], 640, &dst_pixels_opt[0], 1280); +#endif + } + + for (int i = 0; i < 1280; ++i) { + EXPECT_EQ(dst_pixels_c[i], dst_pixels_opt[i]); + } + EXPECT_EQ(dst_pixels_c[0], (0 * 9 + 1 * 3 + 640 * 3 + 641 * 1 + 8) / 16); + EXPECT_EQ(dst_pixels_c[1279], 800); +} + +extern "C" void ScaleRowDown2Box_16_NEON(const uint16_t* src_ptr, + ptrdiff_t src_stride, + uint16_t* dst, + int dst_width); + +TEST_F(LibYUVScaleTest, TestScaleRowDown2Box_16) { + SIMD_ALIGNED(uint16_t orig_pixels[2560 * 2]); + SIMD_ALIGNED(uint16_t dst_pixels_c[1280]); + SIMD_ALIGNED(uint16_t dst_pixels_opt[1280]); + + memset(orig_pixels, 0, sizeof(orig_pixels)); + memset(dst_pixels_c, 1, sizeof(dst_pixels_c)); + memset(dst_pixels_opt, 2, sizeof(dst_pixels_opt)); + + for (int i = 0; i < 2560 * 2; ++i) { + orig_pixels[i] = i; + } + ScaleRowDown2Box_16_C(&orig_pixels[0], 2560, &dst_pixels_c[0], 1280); + for (int i = 0; i < benchmark_pixels_div1280_; ++i) { +#if !defined(LIBYUV_DISABLE_NEON) && defined(__aarch64__) + int has_neon = TestCpuFlag(kCpuHasNEON); + if (has_neon) { + ScaleRowDown2Box_16_NEON(&orig_pixels[0], 2560, &dst_pixels_opt[0], 1280); + } else { + ScaleRowDown2Box_16_C(&orig_pixels[0], 2560, &dst_pixels_opt[0], 1280); + } +#else + ScaleRowDown2Box_16_C(&orig_pixels[0], 2560, &dst_pixels_opt[0], 1280); +#endif + } + + for (int i = 0; i < 1280; ++i) { + EXPECT_EQ(dst_pixels_c[i], dst_pixels_opt[i]); + } + + EXPECT_EQ(dst_pixels_c[0], (0 + 1 + 2560 + 2561 + 2) / 4); + EXPECT_EQ(dst_pixels_c[1279], 3839); +} + +// Test scaling plane with 8 bit C vs 16 bit C and return maximum pixel +// difference. +// 0 = exact. +static int TestPlaneFilter_16(int src_width, + int src_height, + int dst_width, + int dst_height, + FilterMode f, + int benchmark_iterations, + int disable_cpu_flags, + int benchmark_cpu_info) { + if (!SizeValid(src_width, src_height, dst_width, dst_height)) { + return 0; + } + + int i; + int64_t src_y_plane_size = (Abs(src_width)) * (Abs(src_height)); + int src_stride_y = Abs(src_width); + int dst_y_plane_size = dst_width * dst_height; + int dst_stride_y = dst_width; + + align_buffer_page_end(src_y, src_y_plane_size); + align_buffer_page_end(src_y_16, src_y_plane_size * 2); + align_buffer_page_end(dst_y_8, dst_y_plane_size); + align_buffer_page_end(dst_y_16, dst_y_plane_size * 2); + uint16_t* p_src_y_16 = reinterpret_cast<uint16_t*>(src_y_16); + uint16_t* p_dst_y_16 = reinterpret_cast<uint16_t*>(dst_y_16); + + MemRandomize(src_y, src_y_plane_size); + memset(dst_y_8, 0, dst_y_plane_size); + memset(dst_y_16, 1, dst_y_plane_size * 2); + + for (i = 0; i < src_y_plane_size; ++i) { + p_src_y_16[i] = src_y[i] & 255; + } + + MaskCpuFlags(disable_cpu_flags); // Disable all CPU optimization. + ScalePlane(src_y, src_stride_y, src_width, src_height, dst_y_8, dst_stride_y, + dst_width, dst_height, f); + MaskCpuFlags(benchmark_cpu_info); // Enable all CPU optimization. + + for (i = 0; i < benchmark_iterations; ++i) { + ScalePlane_16(p_src_y_16, src_stride_y, src_width, src_height, p_dst_y_16, + dst_stride_y, dst_width, dst_height, f); + } + + // Expect an exact match. + int max_diff = 0; + for (i = 0; i < dst_y_plane_size; ++i) { + int abs_diff = Abs(dst_y_8[i] - p_dst_y_16[i]); + if (abs_diff > max_diff) { + max_diff = abs_diff; + } + } + + free_aligned_buffer_page_end(dst_y_8); + free_aligned_buffer_page_end(dst_y_16); + free_aligned_buffer_page_end(src_y); + free_aligned_buffer_page_end(src_y_16); + + return max_diff; +} + +// The following adjustments in dimensions ensure the scale factor will be +// exactly achieved. +// 2 is chroma subsample. +#define DX(x, nom, denom) static_cast<int>(((Abs(x) / nom + 1) / 2) * nom * 2) +#define SX(x, nom, denom) static_cast<int>(((x / nom + 1) / 2) * denom * 2) + +#define TEST_FACTOR1(name, filter, nom, denom, max_diff) \ + TEST_F(LibYUVScaleTest, ScalePlaneDownBy##name##_##filter##_16) { \ + int diff = TestPlaneFilter_16( \ + SX(benchmark_width_, nom, denom), SX(benchmark_height_, nom, denom), \ + DX(benchmark_width_, nom, denom), DX(benchmark_height_, nom, denom), \ + kFilter##filter, benchmark_iterations_, disable_cpu_flags_, \ + benchmark_cpu_info_); \ + EXPECT_LE(diff, max_diff); \ + } + +// Test a scale factor with all 4 filters. Expect unfiltered to be exact, but +// filtering is different fixed point implementations for SSSE3, Neon and C. +#define TEST_FACTOR(name, nom, denom, boxdiff) \ + TEST_FACTOR1(name, None, nom, denom, 0) \ + TEST_FACTOR1(name, Linear, nom, denom, boxdiff) \ + TEST_FACTOR1(name, Bilinear, nom, denom, boxdiff) \ + TEST_FACTOR1(name, Box, nom, denom, boxdiff) + +TEST_FACTOR(2, 1, 2, 0) +TEST_FACTOR(4, 1, 4, 0) +TEST_FACTOR(8, 1, 8, 0) +TEST_FACTOR(3by4, 3, 4, 1) +TEST_FACTOR(3by8, 3, 8, 1) +TEST_FACTOR(3, 1, 3, 0) +#undef TEST_FACTOR1 +#undef TEST_FACTOR +#undef SX +#undef DX } // namespace libyuv |