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905 lines
36 KiB
905 lines
36 KiB
/*
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* Copyright 2011 The LibYuv 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 <time.h>
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#include "../unit_test/unit_test.h"
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#include "libyuv/cpu_id.h"
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#include "libyuv/scale.h"
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#include "libyuv/scale_row.h" // For ScaleRowDown2Box_Odd_C
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#define STRINGIZE(line) #line
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#define FILELINESTR(file, line) file ":" STRINGIZE(line)
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namespace libyuv {
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// Test scaling with C vs Opt and return maximum pixel difference. 0 = exact.
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static int I420TestFilter(int src_width,
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int src_height,
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int dst_width,
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int dst_height,
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FilterMode f,
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int benchmark_iterations,
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int disable_cpu_flags,
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int benchmark_cpu_info) {
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if (!SizeValid(src_width, src_height, dst_width, dst_height)) {
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return 0;
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}
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int i, j;
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int src_width_uv = (Abs(src_width) + 1) >> 1;
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int src_height_uv = (Abs(src_height) + 1) >> 1;
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int64_t src_y_plane_size = (Abs(src_width)) * (Abs(src_height));
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int64_t src_uv_plane_size = (src_width_uv) * (src_height_uv);
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int src_stride_y = Abs(src_width);
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int src_stride_uv = src_width_uv;
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align_buffer_page_end(src_y, src_y_plane_size);
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align_buffer_page_end(src_u, src_uv_plane_size);
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align_buffer_page_end(src_v, src_uv_plane_size);
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if (!src_y || !src_u || !src_v) {
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printf("Skipped. Alloc failed " FILELINESTR(__FILE__, __LINE__) "\n");
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return 0;
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}
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MemRandomize(src_y, src_y_plane_size);
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MemRandomize(src_u, src_uv_plane_size);
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MemRandomize(src_v, src_uv_plane_size);
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int dst_width_uv = (dst_width + 1) >> 1;
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int dst_height_uv = (dst_height + 1) >> 1;
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int64_t dst_y_plane_size = (dst_width) * (dst_height);
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int64_t dst_uv_plane_size = (dst_width_uv) * (dst_height_uv);
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int dst_stride_y = dst_width;
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int dst_stride_uv = dst_width_uv;
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align_buffer_page_end(dst_y_c, dst_y_plane_size);
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align_buffer_page_end(dst_u_c, dst_uv_plane_size);
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align_buffer_page_end(dst_v_c, dst_uv_plane_size);
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align_buffer_page_end(dst_y_opt, dst_y_plane_size);
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align_buffer_page_end(dst_u_opt, dst_uv_plane_size);
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align_buffer_page_end(dst_v_opt, dst_uv_plane_size);
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if (!dst_y_c || !dst_u_c || !dst_v_c || !dst_y_opt || !dst_u_opt ||
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!dst_v_opt) {
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printf("Skipped. Alloc failed " FILELINESTR(__FILE__, __LINE__) "\n");
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return 0;
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}
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MaskCpuFlags(disable_cpu_flags); // Disable all CPU optimization.
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double c_time = get_time();
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I420Scale(src_y, src_stride_y, src_u, src_stride_uv, src_v, src_stride_uv,
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src_width, src_height, dst_y_c, dst_stride_y, dst_u_c,
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dst_stride_uv, dst_v_c, dst_stride_uv, dst_width, dst_height, f);
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c_time = (get_time() - c_time);
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MaskCpuFlags(benchmark_cpu_info); // Enable all CPU optimization.
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double opt_time = get_time();
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for (i = 0; i < benchmark_iterations; ++i) {
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I420Scale(src_y, src_stride_y, src_u, src_stride_uv, src_v, src_stride_uv,
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src_width, src_height, dst_y_opt, dst_stride_y, dst_u_opt,
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dst_stride_uv, dst_v_opt, dst_stride_uv, dst_width, dst_height,
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f);
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}
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opt_time = (get_time() - opt_time) / benchmark_iterations;
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// Report performance of C vs OPT.
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printf("filter %d - %8d us C - %8d us OPT\n", f,
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static_cast<int>(c_time * 1e6), static_cast<int>(opt_time * 1e6));
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// C version may be a little off from the optimized. Order of
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// operations may introduce rounding somewhere. So do a difference
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// of the buffers and look to see that the max difference is not
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// over 3.
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int max_diff = 0;
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for (i = 0; i < (dst_height); ++i) {
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for (j = 0; j < (dst_width); ++j) {
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int abs_diff = Abs(dst_y_c[(i * dst_stride_y) + j] -
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dst_y_opt[(i * dst_stride_y) + j]);
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if (abs_diff > max_diff) {
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max_diff = abs_diff;
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}
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}
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}
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for (i = 0; i < (dst_height_uv); ++i) {
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for (j = 0; j < (dst_width_uv); ++j) {
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int abs_diff = Abs(dst_u_c[(i * dst_stride_uv) + j] -
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dst_u_opt[(i * dst_stride_uv) + j]);
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if (abs_diff > max_diff) {
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max_diff = abs_diff;
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}
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abs_diff = Abs(dst_v_c[(i * dst_stride_uv) + j] -
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dst_v_opt[(i * dst_stride_uv) + j]);
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if (abs_diff > max_diff) {
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max_diff = abs_diff;
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}
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}
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}
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free_aligned_buffer_page_end(dst_y_c);
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free_aligned_buffer_page_end(dst_u_c);
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free_aligned_buffer_page_end(dst_v_c);
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free_aligned_buffer_page_end(dst_y_opt);
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free_aligned_buffer_page_end(dst_u_opt);
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free_aligned_buffer_page_end(dst_v_opt);
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free_aligned_buffer_page_end(src_y);
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free_aligned_buffer_page_end(src_u);
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free_aligned_buffer_page_end(src_v);
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return max_diff;
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}
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// Test scaling with 8 bit C vs 16 bit C and return maximum pixel difference.
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// 0 = exact.
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static int I420TestFilter_16(int src_width,
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int src_height,
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int dst_width,
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int dst_height,
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FilterMode f,
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int benchmark_iterations,
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int disable_cpu_flags,
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int benchmark_cpu_info) {
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if (!SizeValid(src_width, src_height, dst_width, dst_height)) {
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return 0;
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}
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int i;
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int src_width_uv = (Abs(src_width) + 1) >> 1;
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int src_height_uv = (Abs(src_height) + 1) >> 1;
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int64_t src_y_plane_size = (Abs(src_width)) * (Abs(src_height));
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int64_t src_uv_plane_size = (src_width_uv) * (src_height_uv);
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int src_stride_y = Abs(src_width);
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int src_stride_uv = src_width_uv;
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align_buffer_page_end(src_y, src_y_plane_size);
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align_buffer_page_end(src_u, src_uv_plane_size);
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align_buffer_page_end(src_v, src_uv_plane_size);
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align_buffer_page_end(src_y_16, src_y_plane_size * 2);
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align_buffer_page_end(src_u_16, src_uv_plane_size * 2);
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align_buffer_page_end(src_v_16, src_uv_plane_size * 2);
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if (!src_y || !src_u || !src_v || !src_y_16 || !src_u_16 || !src_v_16) {
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printf("Skipped. Alloc failed " FILELINESTR(__FILE__, __LINE__) "\n");
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return 0;
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}
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uint16_t* p_src_y_16 = reinterpret_cast<uint16_t*>(src_y_16);
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uint16_t* p_src_u_16 = reinterpret_cast<uint16_t*>(src_u_16);
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uint16_t* p_src_v_16 = reinterpret_cast<uint16_t*>(src_v_16);
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MemRandomize(src_y, src_y_plane_size);
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MemRandomize(src_u, src_uv_plane_size);
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MemRandomize(src_v, src_uv_plane_size);
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for (i = 0; i < src_y_plane_size; ++i) {
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p_src_y_16[i] = src_y[i];
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}
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for (i = 0; i < src_uv_plane_size; ++i) {
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p_src_u_16[i] = src_u[i];
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p_src_v_16[i] = src_v[i];
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}
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int dst_width_uv = (dst_width + 1) >> 1;
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int dst_height_uv = (dst_height + 1) >> 1;
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int dst_y_plane_size = (dst_width) * (dst_height);
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int dst_uv_plane_size = (dst_width_uv) * (dst_height_uv);
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int dst_stride_y = dst_width;
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int dst_stride_uv = dst_width_uv;
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align_buffer_page_end(dst_y_8, dst_y_plane_size);
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align_buffer_page_end(dst_u_8, dst_uv_plane_size);
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align_buffer_page_end(dst_v_8, dst_uv_plane_size);
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align_buffer_page_end(dst_y_16, dst_y_plane_size * 2);
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align_buffer_page_end(dst_u_16, dst_uv_plane_size * 2);
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align_buffer_page_end(dst_v_16, dst_uv_plane_size * 2);
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uint16_t* p_dst_y_16 = reinterpret_cast<uint16_t*>(dst_y_16);
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uint16_t* p_dst_u_16 = reinterpret_cast<uint16_t*>(dst_u_16);
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uint16_t* p_dst_v_16 = reinterpret_cast<uint16_t*>(dst_v_16);
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MaskCpuFlags(disable_cpu_flags); // Disable all CPU optimization.
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I420Scale(src_y, src_stride_y, src_u, src_stride_uv, src_v, src_stride_uv,
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src_width, src_height, dst_y_8, dst_stride_y, dst_u_8,
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dst_stride_uv, dst_v_8, dst_stride_uv, dst_width, dst_height, f);
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MaskCpuFlags(benchmark_cpu_info); // Enable all CPU optimization.
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for (i = 0; i < benchmark_iterations; ++i) {
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I420Scale_16(p_src_y_16, src_stride_y, p_src_u_16, src_stride_uv,
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p_src_v_16, src_stride_uv, src_width, src_height, p_dst_y_16,
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dst_stride_y, p_dst_u_16, dst_stride_uv, p_dst_v_16,
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dst_stride_uv, dst_width, dst_height, f);
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}
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// Expect an exact match.
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int max_diff = 0;
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for (i = 0; i < dst_y_plane_size; ++i) {
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int abs_diff = Abs(dst_y_8[i] - p_dst_y_16[i]);
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if (abs_diff > max_diff) {
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max_diff = abs_diff;
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}
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}
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for (i = 0; i < dst_uv_plane_size; ++i) {
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int abs_diff = Abs(dst_u_8[i] - p_dst_u_16[i]);
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if (abs_diff > max_diff) {
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max_diff = abs_diff;
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}
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abs_diff = Abs(dst_v_8[i] - p_dst_v_16[i]);
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if (abs_diff > max_diff) {
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max_diff = abs_diff;
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}
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}
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free_aligned_buffer_page_end(dst_y_8);
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free_aligned_buffer_page_end(dst_u_8);
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free_aligned_buffer_page_end(dst_v_8);
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free_aligned_buffer_page_end(dst_y_16);
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free_aligned_buffer_page_end(dst_u_16);
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free_aligned_buffer_page_end(dst_v_16);
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free_aligned_buffer_page_end(src_y);
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free_aligned_buffer_page_end(src_u);
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free_aligned_buffer_page_end(src_v);
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free_aligned_buffer_page_end(src_y_16);
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free_aligned_buffer_page_end(src_u_16);
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free_aligned_buffer_page_end(src_v_16);
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return max_diff;
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}
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// Test scaling with C vs Opt and return maximum pixel difference. 0 = exact.
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static int I444TestFilter(int src_width,
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int src_height,
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int dst_width,
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int dst_height,
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FilterMode f,
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int benchmark_iterations,
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int disable_cpu_flags,
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int benchmark_cpu_info) {
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if (!SizeValid(src_width, src_height, dst_width, dst_height)) {
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return 0;
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}
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int i, j;
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int src_width_uv = Abs(src_width);
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int src_height_uv = Abs(src_height);
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int64_t src_y_plane_size = (Abs(src_width)) * (Abs(src_height));
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int64_t src_uv_plane_size = (src_width_uv) * (src_height_uv);
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int src_stride_y = Abs(src_width);
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int src_stride_uv = src_width_uv;
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align_buffer_page_end(src_y, src_y_plane_size);
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align_buffer_page_end(src_u, src_uv_plane_size);
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align_buffer_page_end(src_v, src_uv_plane_size);
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if (!src_y || !src_u || !src_v) {
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printf("Skipped. Alloc failed " FILELINESTR(__FILE__, __LINE__) "\n");
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return 0;
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}
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MemRandomize(src_y, src_y_plane_size);
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MemRandomize(src_u, src_uv_plane_size);
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MemRandomize(src_v, src_uv_plane_size);
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int dst_width_uv = dst_width;
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int dst_height_uv = dst_height;
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int64_t dst_y_plane_size = (dst_width) * (dst_height);
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int64_t dst_uv_plane_size = (dst_width_uv) * (dst_height_uv);
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int dst_stride_y = dst_width;
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int dst_stride_uv = dst_width_uv;
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align_buffer_page_end(dst_y_c, dst_y_plane_size);
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align_buffer_page_end(dst_u_c, dst_uv_plane_size);
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align_buffer_page_end(dst_v_c, dst_uv_plane_size);
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align_buffer_page_end(dst_y_opt, dst_y_plane_size);
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align_buffer_page_end(dst_u_opt, dst_uv_plane_size);
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align_buffer_page_end(dst_v_opt, dst_uv_plane_size);
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if (!dst_y_c || !dst_u_c || !dst_v_c || !dst_y_opt || !dst_u_opt ||
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!dst_v_opt) {
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printf("Skipped. Alloc failed " FILELINESTR(__FILE__, __LINE__) "\n");
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return 0;
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}
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MaskCpuFlags(disable_cpu_flags); // Disable all CPU optimization.
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double c_time = get_time();
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I444Scale(src_y, src_stride_y, src_u, src_stride_uv, src_v, src_stride_uv,
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src_width, src_height, dst_y_c, dst_stride_y, dst_u_c,
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dst_stride_uv, dst_v_c, dst_stride_uv, dst_width, dst_height, f);
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c_time = (get_time() - c_time);
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MaskCpuFlags(benchmark_cpu_info); // Enable all CPU optimization.
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double opt_time = get_time();
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for (i = 0; i < benchmark_iterations; ++i) {
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I444Scale(src_y, src_stride_y, src_u, src_stride_uv, src_v, src_stride_uv,
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src_width, src_height, dst_y_opt, dst_stride_y, dst_u_opt,
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dst_stride_uv, dst_v_opt, dst_stride_uv, dst_width, dst_height,
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f);
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}
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opt_time = (get_time() - opt_time) / benchmark_iterations;
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// Report performance of C vs OPT.
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printf("filter %d - %8d us C - %8d us OPT\n", f,
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static_cast<int>(c_time * 1e6), static_cast<int>(opt_time * 1e6));
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|
|
// C version may be a little off from the optimized. Order of
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|
// operations may introduce rounding somewhere. So do a difference
|
|
// of the buffers and look to see that the max difference is not
|
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// over 3.
|
|
int max_diff = 0;
|
|
for (i = 0; i < (dst_height); ++i) {
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for (j = 0; j < (dst_width); ++j) {
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int abs_diff = Abs(dst_y_c[(i * dst_stride_y) + j] -
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dst_y_opt[(i * dst_stride_y) + j]);
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if (abs_diff > max_diff) {
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max_diff = abs_diff;
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}
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}
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}
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for (i = 0; i < (dst_height_uv); ++i) {
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for (j = 0; j < (dst_width_uv); ++j) {
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int abs_diff = Abs(dst_u_c[(i * dst_stride_uv) + j] -
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dst_u_opt[(i * dst_stride_uv) + j]);
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if (abs_diff > max_diff) {
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max_diff = abs_diff;
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}
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abs_diff = Abs(dst_v_c[(i * dst_stride_uv) + j] -
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dst_v_opt[(i * dst_stride_uv) + j]);
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if (abs_diff > max_diff) {
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max_diff = abs_diff;
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}
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}
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}
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free_aligned_buffer_page_end(dst_y_c);
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free_aligned_buffer_page_end(dst_u_c);
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free_aligned_buffer_page_end(dst_v_c);
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free_aligned_buffer_page_end(dst_y_opt);
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free_aligned_buffer_page_end(dst_u_opt);
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free_aligned_buffer_page_end(dst_v_opt);
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free_aligned_buffer_page_end(src_y);
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free_aligned_buffer_page_end(src_u);
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free_aligned_buffer_page_end(src_v);
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return max_diff;
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}
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|
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// 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)) {
|
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return 0;
|
|
}
|
|
|
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int i;
|
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int src_width_uv = Abs(src_width);
|
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int src_height_uv = Abs(src_height);
|
|
|
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int64_t src_y_plane_size = (Abs(src_width)) * (Abs(src_height));
|
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int64_t src_uv_plane_size = (src_width_uv) * (src_height_uv);
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int src_stride_y = Abs(src_width);
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|
int src_stride_uv = src_width_uv;
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align_buffer_page_end(src_y, src_y_plane_size);
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align_buffer_page_end(src_u, src_uv_plane_size);
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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;
|
|
}
|
|
}
|
|
|
|
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.
|
|
#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, 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, 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_, 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); \
|
|
}
|
|
|
|
// 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, 3) \
|
|
TEST_FACTOR1(name, Bilinear, nom, denom, 3) \
|
|
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
|
|
|
|
#define TEST_SCALETO1(name, width, height, filter, max_diff) \
|
|
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, 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, \
|
|
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, \
|
|
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, 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, 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
|