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gecko-dev/media/libyuv/unit_test/planar_test.cc

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/*
* Copyright 2011 The LibYuv 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 <stdlib.h>
#include <time.h>
#include "libyuv/compare.h"
#include "libyuv/convert.h"
#include "libyuv/convert_argb.h"
#include "libyuv/convert_from.h"
#include "libyuv/convert_from_argb.h"
#include "libyuv/cpu_id.h"
#include "libyuv/format_conversion.h"
#include "libyuv/planar_functions.h"
#include "libyuv/rotate.h"
#include "libyuv/row.h" // For Sobel
#include "../unit_test/unit_test.h"
#if defined(_MSC_VER)
#define SIMD_ALIGNED(var) __declspec(align(16)) var
#else // __GNUC__
#define SIMD_ALIGNED(var) var __attribute__((aligned(16)))
#endif
namespace libyuv {
TEST_F(libyuvTest, TestAttenuate) {
const int kSize = 1280 * 4;
align_buffer_64(orig_pixels, kSize);
align_buffer_64(atten_pixels, kSize);
align_buffer_64(unatten_pixels, kSize);
align_buffer_64(atten2_pixels, kSize);
// Test unattenuation clamps
orig_pixels[0 * 4 + 0] = 200u;
orig_pixels[0 * 4 + 1] = 129u;
orig_pixels[0 * 4 + 2] = 127u;
orig_pixels[0 * 4 + 3] = 128u;
// Test unattenuation transparent and opaque are unaffected
orig_pixels[1 * 4 + 0] = 16u;
orig_pixels[1 * 4 + 1] = 64u;
orig_pixels[1 * 4 + 2] = 192u;
orig_pixels[1 * 4 + 3] = 0u;
orig_pixels[2 * 4 + 0] = 16u;
orig_pixels[2 * 4 + 1] = 64u;
orig_pixels[2 * 4 + 2] = 192u;
orig_pixels[2 * 4 + 3] = 255u;
orig_pixels[3 * 4 + 0] = 16u;
orig_pixels[3 * 4 + 1] = 64u;
orig_pixels[3 * 4 + 2] = 192u;
orig_pixels[3 * 4 + 3] = 128u;
ARGBUnattenuate(orig_pixels, 0, unatten_pixels, 0, 4, 1);
EXPECT_EQ(255u, unatten_pixels[0 * 4 + 0]);
EXPECT_EQ(255u, unatten_pixels[0 * 4 + 1]);
EXPECT_EQ(254u, unatten_pixels[0 * 4 + 2]);
EXPECT_EQ(128u, unatten_pixels[0 * 4 + 3]);
EXPECT_EQ(0u, unatten_pixels[1 * 4 + 0]);
EXPECT_EQ(0u, unatten_pixels[1 * 4 + 1]);
EXPECT_EQ(0u, unatten_pixels[1 * 4 + 2]);
EXPECT_EQ(0u, unatten_pixels[1 * 4 + 3]);
EXPECT_EQ(16u, unatten_pixels[2 * 4 + 0]);
EXPECT_EQ(64u, unatten_pixels[2 * 4 + 1]);
EXPECT_EQ(192u, unatten_pixels[2 * 4 + 2]);
EXPECT_EQ(255u, unatten_pixels[2 * 4 + 3]);
EXPECT_EQ(32u, unatten_pixels[3 * 4 + 0]);
EXPECT_EQ(128u, unatten_pixels[3 * 4 + 1]);
EXPECT_EQ(255u, unatten_pixels[3 * 4 + 2]);
EXPECT_EQ(128u, unatten_pixels[3 * 4 + 3]);
for (int i = 0; i < 1280; ++i) {
orig_pixels[i * 4 + 0] = i;
orig_pixels[i * 4 + 1] = i / 2;
orig_pixels[i * 4 + 2] = i / 3;
orig_pixels[i * 4 + 3] = i;
}
ARGBAttenuate(orig_pixels, 0, atten_pixels, 0, 1280, 1);
ARGBUnattenuate(atten_pixels, 0, unatten_pixels, 0, 1280, 1);
for (int i = 0; i < benchmark_pixels_div1280_; ++i) {
ARGBAttenuate(unatten_pixels, 0, atten2_pixels, 0, 1280, 1);
}
for (int i = 0; i < 1280; ++i) {
EXPECT_NEAR(atten_pixels[i * 4 + 0], atten2_pixels[i * 4 + 0], 2);
EXPECT_NEAR(atten_pixels[i * 4 + 1], atten2_pixels[i * 4 + 1], 2);
EXPECT_NEAR(atten_pixels[i * 4 + 2], atten2_pixels[i * 4 + 2], 2);
EXPECT_NEAR(atten_pixels[i * 4 + 3], atten2_pixels[i * 4 + 3], 2);
}
// Make sure transparent, 50% and opaque are fully accurate.
EXPECT_EQ(0, atten_pixels[0 * 4 + 0]);
EXPECT_EQ(0, atten_pixels[0 * 4 + 1]);
EXPECT_EQ(0, atten_pixels[0 * 4 + 2]);
EXPECT_EQ(0, atten_pixels[0 * 4 + 3]);
EXPECT_EQ(64, atten_pixels[128 * 4 + 0]);
EXPECT_EQ(32, atten_pixels[128 * 4 + 1]);
EXPECT_EQ(21, atten_pixels[128 * 4 + 2]);
EXPECT_EQ(128, atten_pixels[128 * 4 + 3]);
EXPECT_NEAR(255, atten_pixels[255 * 4 + 0], 1);
EXPECT_NEAR(127, atten_pixels[255 * 4 + 1], 1);
EXPECT_NEAR(85, atten_pixels[255 * 4 + 2], 1);
EXPECT_EQ(255, atten_pixels[255 * 4 + 3]);
free_aligned_buffer_64(atten2_pixels);
free_aligned_buffer_64(unatten_pixels);
free_aligned_buffer_64(atten_pixels);
free_aligned_buffer_64(orig_pixels);
}
static int TestAttenuateI(int width, int height, int benchmark_iterations,
int invert, int off) {
if (width < 1) {
width = 1;
}
const int kBpp = 4;
const int kStride = (width * kBpp + 15) & ~15;
align_buffer_64(src_argb, kStride * height + off);
align_buffer_64(dst_argb_c, kStride * height);
align_buffer_64(dst_argb_opt, kStride * height);
srandom(time(NULL));
for (int i = 0; i < kStride * height; ++i) {
src_argb[i + off] = (random() & 0xff);
}
memset(dst_argb_c, 0, kStride * height);
memset(dst_argb_opt, 0, kStride * height);
MaskCpuFlags(0);
ARGBAttenuate(src_argb + off, kStride,
dst_argb_c, kStride,
width, invert * height);
MaskCpuFlags(-1);
for (int i = 0; i < benchmark_iterations; ++i) {
ARGBAttenuate(src_argb + off, kStride,
dst_argb_opt, kStride,
width, invert * height);
}
int max_diff = 0;
for (int i = 0; i < kStride * height; ++i) {
int abs_diff =
abs(static_cast<int>(dst_argb_c[i]) -
static_cast<int>(dst_argb_opt[i]));
if (abs_diff > max_diff) {
max_diff = abs_diff;
}
}
free_aligned_buffer_64(src_argb);
free_aligned_buffer_64(dst_argb_c);
free_aligned_buffer_64(dst_argb_opt);
return max_diff;
}
TEST_F(libyuvTest, ARGBAttenuate_Any) {
int max_diff = TestAttenuateI(benchmark_width_ - 1, benchmark_height_,
benchmark_iterations_, +1, 0);
EXPECT_LE(max_diff, 2);
}
TEST_F(libyuvTest, ARGBAttenuate_Unaligned) {
int max_diff = TestAttenuateI(benchmark_width_, benchmark_height_,
benchmark_iterations_, +1, 1);
EXPECT_LE(max_diff, 2);
}
TEST_F(libyuvTest, ARGBAttenuate_Invert) {
int max_diff = TestAttenuateI(benchmark_width_, benchmark_height_,
benchmark_iterations_, -1, 0);
EXPECT_LE(max_diff, 2);
}
TEST_F(libyuvTest, ARGBAttenuate_Opt) {
int max_diff = TestAttenuateI(benchmark_width_, benchmark_height_,
benchmark_iterations_, +1, 0);
EXPECT_LE(max_diff, 2);
}
static int TestUnattenuateI(int width, int height, int benchmark_iterations,
int invert, int off) {
if (width < 1) {
width = 1;
}
const int kBpp = 4;
const int kStride = (width * kBpp + 15) & ~15;
align_buffer_64(src_argb, kStride * height + off);
align_buffer_64(dst_argb_c, kStride * height);
align_buffer_64(dst_argb_opt, kStride * height);
srandom(time(NULL));
for (int i = 0; i < kStride * height; ++i) {
src_argb[i + off] = (random() & 0xff);
}
ARGBAttenuate(src_argb + off, kStride,
src_argb + off, kStride,
width, height);
memset(dst_argb_c, 0, kStride * height);
memset(dst_argb_opt, 0, kStride * height);
MaskCpuFlags(0);
ARGBUnattenuate(src_argb + off, kStride,
dst_argb_c, kStride,
width, invert * height);
MaskCpuFlags(-1);
for (int i = 0; i < benchmark_iterations; ++i) {
ARGBUnattenuate(src_argb + off, kStride,
dst_argb_opt, kStride,
width, invert * height);
}
int max_diff = 0;
for (int i = 0; i < kStride * height; ++i) {
int abs_diff =
abs(static_cast<int>(dst_argb_c[i]) -
static_cast<int>(dst_argb_opt[i]));
if (abs_diff > max_diff) {
max_diff = abs_diff;
}
}
free_aligned_buffer_64(src_argb);
free_aligned_buffer_64(dst_argb_c);
free_aligned_buffer_64(dst_argb_opt);
return max_diff;
}
TEST_F(libyuvTest, ARGBUnattenuate_Any) {
int max_diff = TestUnattenuateI(benchmark_width_ - 1, benchmark_height_,
benchmark_iterations_, +1, 0);
EXPECT_LE(max_diff, 2);
}
TEST_F(libyuvTest, ARGBUnattenuate_Unaligned) {
int max_diff = TestUnattenuateI(benchmark_width_, benchmark_height_,
benchmark_iterations_, +1, 1);
EXPECT_LE(max_diff, 2);
}
TEST_F(libyuvTest, ARGBUnattenuate_Invert) {
int max_diff = TestUnattenuateI(benchmark_width_, benchmark_height_,
benchmark_iterations_, -1, 0);
EXPECT_LE(max_diff, 2);
}
TEST_F(libyuvTest, ARGBUnattenuate_Opt) {
int max_diff = TestUnattenuateI(benchmark_width_, benchmark_height_,
benchmark_iterations_, +1, 0);
EXPECT_LE(max_diff, 2);
}
TEST_F(libyuvTest, TestARGBComputeCumulativeSum) {
SIMD_ALIGNED(uint8 orig_pixels[16][16][4]);
SIMD_ALIGNED(int32 added_pixels[16][16][4]);
for (int y = 0; y < 16; ++y) {
for (int x = 0; x < 16; ++x) {
orig_pixels[y][x][0] = 1u;
orig_pixels[y][x][1] = 2u;
orig_pixels[y][x][2] = 3u;
orig_pixels[y][x][3] = 255u;
}
}
ARGBComputeCumulativeSum(&orig_pixels[0][0][0], 16 * 4,
&added_pixels[0][0][0], 16 * 4,
16, 16);
for (int y = 0; y < 16; ++y) {
for (int x = 0; x < 16; ++x) {
EXPECT_EQ((x + 1) * (y + 1), added_pixels[y][x][0]);
EXPECT_EQ((x + 1) * (y + 1) * 2, added_pixels[y][x][1]);
EXPECT_EQ((x + 1) * (y + 1) * 3, added_pixels[y][x][2]);
EXPECT_EQ((x + 1) * (y + 1) * 255, added_pixels[y][x][3]);
}
}
}
TEST_F(libyuvTest, TestARGBGray) {
SIMD_ALIGNED(uint8 orig_pixels[1280][4]);
memset(orig_pixels, 0, sizeof(orig_pixels));
// Test blue
orig_pixels[0][0] = 255u;
orig_pixels[0][1] = 0u;
orig_pixels[0][2] = 0u;
orig_pixels[0][3] = 128u;
// Test green
orig_pixels[1][0] = 0u;
orig_pixels[1][1] = 255u;
orig_pixels[1][2] = 0u;
orig_pixels[1][3] = 0u;
// Test red
orig_pixels[2][0] = 0u;
orig_pixels[2][1] = 0u;
orig_pixels[2][2] = 255u;
orig_pixels[2][3] = 255u;
// Test black
orig_pixels[3][0] = 0u;
orig_pixels[3][1] = 0u;
orig_pixels[3][2] = 0u;
orig_pixels[3][3] = 255u;
// Test white
orig_pixels[4][0] = 255u;
orig_pixels[4][1] = 255u;
orig_pixels[4][2] = 255u;
orig_pixels[4][3] = 255u;
// Test color
orig_pixels[5][0] = 16u;
orig_pixels[5][1] = 64u;
orig_pixels[5][2] = 192u;
orig_pixels[5][3] = 224u;
// Do 16 to test asm version.
ARGBGray(&orig_pixels[0][0], 0, 0, 0, 16, 1);
EXPECT_EQ(30u, orig_pixels[0][0]);
EXPECT_EQ(30u, orig_pixels[0][1]);
EXPECT_EQ(30u, orig_pixels[0][2]);
EXPECT_EQ(128u, orig_pixels[0][3]);
EXPECT_EQ(149u, orig_pixels[1][0]);
EXPECT_EQ(149u, orig_pixels[1][1]);
EXPECT_EQ(149u, orig_pixels[1][2]);
EXPECT_EQ(0u, orig_pixels[1][3]);
EXPECT_EQ(76u, orig_pixels[2][0]);
EXPECT_EQ(76u, orig_pixels[2][1]);
EXPECT_EQ(76u, orig_pixels[2][2]);
EXPECT_EQ(255u, orig_pixels[2][3]);
EXPECT_EQ(0u, orig_pixels[3][0]);
EXPECT_EQ(0u, orig_pixels[3][1]);
EXPECT_EQ(0u, orig_pixels[3][2]);
EXPECT_EQ(255u, orig_pixels[3][3]);
EXPECT_EQ(255u, orig_pixels[4][0]);
EXPECT_EQ(255u, orig_pixels[4][1]);
EXPECT_EQ(255u, orig_pixels[4][2]);
EXPECT_EQ(255u, orig_pixels[4][3]);
EXPECT_EQ(96u, orig_pixels[5][0]);
EXPECT_EQ(96u, orig_pixels[5][1]);
EXPECT_EQ(96u, orig_pixels[5][2]);
EXPECT_EQ(224u, orig_pixels[5][3]);
for (int i = 0; i < 1280; ++i) {
orig_pixels[i][0] = i;
orig_pixels[i][1] = i / 2;
orig_pixels[i][2] = i / 3;
orig_pixels[i][3] = i;
}
for (int i = 0; i < benchmark_pixels_div1280_; ++i) {
ARGBGray(&orig_pixels[0][0], 0, 0, 0, 1280, 1);
}
}
TEST_F(libyuvTest, TestARGBGrayTo) {
SIMD_ALIGNED(uint8 orig_pixels[1280][4]);
SIMD_ALIGNED(uint8 gray_pixels[1280][4]);
memset(orig_pixels, 0, sizeof(orig_pixels));
// Test blue
orig_pixels[0][0] = 255u;
orig_pixels[0][1] = 0u;
orig_pixels[0][2] = 0u;
orig_pixels[0][3] = 128u;
// Test green
orig_pixels[1][0] = 0u;
orig_pixels[1][1] = 255u;
orig_pixels[1][2] = 0u;
orig_pixels[1][3] = 0u;
// Test red
orig_pixels[2][0] = 0u;
orig_pixels[2][1] = 0u;
orig_pixels[2][2] = 255u;
orig_pixels[2][3] = 255u;
// Test black
orig_pixels[3][0] = 0u;
orig_pixels[3][1] = 0u;
orig_pixels[3][2] = 0u;
orig_pixels[3][3] = 255u;
// Test white
orig_pixels[4][0] = 255u;
orig_pixels[4][1] = 255u;
orig_pixels[4][2] = 255u;
orig_pixels[4][3] = 255u;
// Test color
orig_pixels[5][0] = 16u;
orig_pixels[5][1] = 64u;
orig_pixels[5][2] = 192u;
orig_pixels[5][3] = 224u;
// Do 16 to test asm version.
ARGBGrayTo(&orig_pixels[0][0], 0, &gray_pixels[0][0], 0, 16, 1);
EXPECT_EQ(30u, gray_pixels[0][0]);
EXPECT_EQ(30u, gray_pixels[0][1]);
EXPECT_EQ(30u, gray_pixels[0][2]);
EXPECT_EQ(128u, gray_pixels[0][3]);
EXPECT_EQ(149u, gray_pixels[1][0]);
EXPECT_EQ(149u, gray_pixels[1][1]);
EXPECT_EQ(149u, gray_pixels[1][2]);
EXPECT_EQ(0u, gray_pixels[1][3]);
EXPECT_EQ(76u, gray_pixels[2][0]);
EXPECT_EQ(76u, gray_pixels[2][1]);
EXPECT_EQ(76u, gray_pixels[2][2]);
EXPECT_EQ(255u, gray_pixels[2][3]);
EXPECT_EQ(0u, gray_pixels[3][0]);
EXPECT_EQ(0u, gray_pixels[3][1]);
EXPECT_EQ(0u, gray_pixels[3][2]);
EXPECT_EQ(255u, gray_pixels[3][3]);
EXPECT_EQ(255u, gray_pixels[4][0]);
EXPECT_EQ(255u, gray_pixels[4][1]);
EXPECT_EQ(255u, gray_pixels[4][2]);
EXPECT_EQ(255u, gray_pixels[4][3]);
EXPECT_EQ(96u, gray_pixels[5][0]);
EXPECT_EQ(96u, gray_pixels[5][1]);
EXPECT_EQ(96u, gray_pixels[5][2]);
EXPECT_EQ(224u, gray_pixels[5][3]);
for (int i = 0; i < 1280; ++i) {
orig_pixels[i][0] = i;
orig_pixels[i][1] = i / 2;
orig_pixels[i][2] = i / 3;
orig_pixels[i][3] = i;
}
for (int i = 0; i < benchmark_pixels_div1280_; ++i) {
ARGBGrayTo(&orig_pixels[0][0], 0, &gray_pixels[0][0], 0, 1280, 1);
}
}
TEST_F(libyuvTest, TestARGBSepia) {
SIMD_ALIGNED(uint8 orig_pixels[1280][4]);
memset(orig_pixels, 0, sizeof(orig_pixels));
// Test blue
orig_pixels[0][0] = 255u;
orig_pixels[0][1] = 0u;
orig_pixels[0][2] = 0u;
orig_pixels[0][3] = 128u;
// Test green
orig_pixels[1][0] = 0u;
orig_pixels[1][1] = 255u;
orig_pixels[1][2] = 0u;
orig_pixels[1][3] = 0u;
// Test red
orig_pixels[2][0] = 0u;
orig_pixels[2][1] = 0u;
orig_pixels[2][2] = 255u;
orig_pixels[2][3] = 255u;
// Test black
orig_pixels[3][0] = 0u;
orig_pixels[3][1] = 0u;
orig_pixels[3][2] = 0u;
orig_pixels[3][3] = 255u;
// Test white
orig_pixels[4][0] = 255u;
orig_pixels[4][1] = 255u;
orig_pixels[4][2] = 255u;
orig_pixels[4][3] = 255u;
// Test color
orig_pixels[5][0] = 16u;
orig_pixels[5][1] = 64u;
orig_pixels[5][2] = 192u;
orig_pixels[5][3] = 224u;
// Do 16 to test asm version.
ARGBSepia(&orig_pixels[0][0], 0, 0, 0, 16, 1);
EXPECT_EQ(33u, orig_pixels[0][0]);
EXPECT_EQ(43u, orig_pixels[0][1]);
EXPECT_EQ(47u, orig_pixels[0][2]);
EXPECT_EQ(128u, orig_pixels[0][3]);
EXPECT_EQ(135u, orig_pixels[1][0]);
EXPECT_EQ(175u, orig_pixels[1][1]);
EXPECT_EQ(195u, orig_pixels[1][2]);
EXPECT_EQ(0u, orig_pixels[1][3]);
EXPECT_EQ(69u, orig_pixels[2][0]);
EXPECT_EQ(89u, orig_pixels[2][1]);
EXPECT_EQ(99u, orig_pixels[2][2]);
EXPECT_EQ(255u, orig_pixels[2][3]);
EXPECT_EQ(0u, orig_pixels[3][0]);
EXPECT_EQ(0u, orig_pixels[3][1]);
EXPECT_EQ(0u, orig_pixels[3][2]);
EXPECT_EQ(255u, orig_pixels[3][3]);
EXPECT_EQ(239u, orig_pixels[4][0]);
EXPECT_EQ(255u, orig_pixels[4][1]);
EXPECT_EQ(255u, orig_pixels[4][2]);
EXPECT_EQ(255u, orig_pixels[4][3]);
EXPECT_EQ(88u, orig_pixels[5][0]);
EXPECT_EQ(114u, orig_pixels[5][1]);
EXPECT_EQ(127u, orig_pixels[5][2]);
EXPECT_EQ(224u, orig_pixels[5][3]);
for (int i = 0; i < 1280; ++i) {
orig_pixels[i][0] = i;
orig_pixels[i][1] = i / 2;
orig_pixels[i][2] = i / 3;
orig_pixels[i][3] = i;
}
for (int i = 0; i < benchmark_pixels_div1280_; ++i) {
ARGBSepia(&orig_pixels[0][0], 0, 0, 0, 1280, 1);
}
}
TEST_F(libyuvTest, TestARGBColorMatrix) {
SIMD_ALIGNED(uint8 orig_pixels[1280][4]);
SIMD_ALIGNED(uint8 dst_pixels_opt[1280][4]);
SIMD_ALIGNED(uint8 dst_pixels_c[1280][4]);
// Matrix for Sepia.
SIMD_ALIGNED(static const int8 kRGBToSepia[]) = {
17 / 2, 68 / 2, 35 / 2, 0,
22 / 2, 88 / 2, 45 / 2, 0,
24 / 2, 98 / 2, 50 / 2, 0,
0, 0, 0, 64, // Copy alpha.
};
memset(orig_pixels, 0, sizeof(orig_pixels));
// Test blue
orig_pixels[0][0] = 255u;
orig_pixels[0][1] = 0u;
orig_pixels[0][2] = 0u;
orig_pixels[0][3] = 128u;
// Test green
orig_pixels[1][0] = 0u;
orig_pixels[1][1] = 255u;
orig_pixels[1][2] = 0u;
orig_pixels[1][3] = 0u;
// Test red
orig_pixels[2][0] = 0u;
orig_pixels[2][1] = 0u;
orig_pixels[2][2] = 255u;
orig_pixels[2][3] = 255u;
// Test color
orig_pixels[3][0] = 16u;
orig_pixels[3][1] = 64u;
orig_pixels[3][2] = 192u;
orig_pixels[3][3] = 224u;
// Do 16 to test asm version.
ARGBColorMatrix(&orig_pixels[0][0], 0, &dst_pixels_opt[0][0], 0,
&kRGBToSepia[0], 16, 1);
EXPECT_EQ(31u, dst_pixels_opt[0][0]);
EXPECT_EQ(43u, dst_pixels_opt[0][1]);
EXPECT_EQ(47u, dst_pixels_opt[0][2]);
EXPECT_EQ(128u, dst_pixels_opt[0][3]);
EXPECT_EQ(135u, dst_pixels_opt[1][0]);
EXPECT_EQ(175u, dst_pixels_opt[1][1]);
EXPECT_EQ(195u, dst_pixels_opt[1][2]);
EXPECT_EQ(0u, dst_pixels_opt[1][3]);
EXPECT_EQ(67u, dst_pixels_opt[2][0]);
EXPECT_EQ(87u, dst_pixels_opt[2][1]);
EXPECT_EQ(99u, dst_pixels_opt[2][2]);
EXPECT_EQ(255u, dst_pixels_opt[2][3]);
EXPECT_EQ(87u, dst_pixels_opt[3][0]);
EXPECT_EQ(112u, dst_pixels_opt[3][1]);
EXPECT_EQ(127u, dst_pixels_opt[3][2]);
EXPECT_EQ(224u, dst_pixels_opt[3][3]);
for (int i = 0; i < 1280; ++i) {
orig_pixels[i][0] = i;
orig_pixels[i][1] = i / 2;
orig_pixels[i][2] = i / 3;
orig_pixels[i][3] = i;
}
MaskCpuFlags(0);
ARGBColorMatrix(&orig_pixels[0][0], 0, &dst_pixels_c[0][0], 0,
&kRGBToSepia[0], 1280, 1);
MaskCpuFlags(-1);
for (int i = 0; i < benchmark_pixels_div1280_; ++i) {
ARGBColorMatrix(&orig_pixels[0][0], 0, &dst_pixels_opt[0][0], 0,
&kRGBToSepia[0], 1280, 1);
}
for (int i = 0; i < 1280; ++i) {
EXPECT_EQ(dst_pixels_c[i][0], dst_pixels_opt[i][0]);
EXPECT_EQ(dst_pixels_c[i][1], dst_pixels_opt[i][1]);
EXPECT_EQ(dst_pixels_c[i][2], dst_pixels_opt[i][2]);
EXPECT_EQ(dst_pixels_c[i][3], dst_pixels_opt[i][3]);
}
}
TEST_F(libyuvTest, TestRGBColorMatrix) {
SIMD_ALIGNED(uint8 orig_pixels[1280][4]);
// Matrix for Sepia.
SIMD_ALIGNED(static const int8 kRGBToSepia[]) = {
17, 68, 35, 0,
22, 88, 45, 0,
24, 98, 50, 0,
0, 0, 0, 0, // Unused but makes matrix 16 bytes.
};
memset(orig_pixels, 0, sizeof(orig_pixels));
// Test blue
orig_pixels[0][0] = 255u;
orig_pixels[0][1] = 0u;
orig_pixels[0][2] = 0u;
orig_pixels[0][3] = 128u;
// Test green
orig_pixels[1][0] = 0u;
orig_pixels[1][1] = 255u;
orig_pixels[1][2] = 0u;
orig_pixels[1][3] = 0u;
// Test red
orig_pixels[2][0] = 0u;
orig_pixels[2][1] = 0u;
orig_pixels[2][2] = 255u;
orig_pixels[2][3] = 255u;
// Test color
orig_pixels[3][0] = 16u;
orig_pixels[3][1] = 64u;
orig_pixels[3][2] = 192u;
orig_pixels[3][3] = 224u;
// Do 16 to test asm version.
RGBColorMatrix(&orig_pixels[0][0], 0, &kRGBToSepia[0], 0, 0, 16, 1);
EXPECT_EQ(31u, orig_pixels[0][0]);
EXPECT_EQ(43u, orig_pixels[0][1]);
EXPECT_EQ(47u, orig_pixels[0][2]);
EXPECT_EQ(128u, orig_pixels[0][3]);
EXPECT_EQ(135u, orig_pixels[1][0]);
EXPECT_EQ(175u, orig_pixels[1][1]);
EXPECT_EQ(195u, orig_pixels[1][2]);
EXPECT_EQ(0u, orig_pixels[1][3]);
EXPECT_EQ(67u, orig_pixels[2][0]);
EXPECT_EQ(87u, orig_pixels[2][1]);
EXPECT_EQ(99u, orig_pixels[2][2]);
EXPECT_EQ(255u, orig_pixels[2][3]);
EXPECT_EQ(87u, orig_pixels[3][0]);
EXPECT_EQ(112u, orig_pixels[3][1]);
EXPECT_EQ(127u, orig_pixels[3][2]);
EXPECT_EQ(224u, orig_pixels[3][3]);
for (int i = 0; i < 1280; ++i) {
orig_pixels[i][0] = i;
orig_pixels[i][1] = i / 2;
orig_pixels[i][2] = i / 3;
orig_pixels[i][3] = i;
}
for (int i = 0; i < benchmark_pixels_div1280_; ++i) {
RGBColorMatrix(&orig_pixels[0][0], 0, &kRGBToSepia[0], 0, 0, 1280, 1);
}
}
TEST_F(libyuvTest, TestARGBColorTable) {
SIMD_ALIGNED(uint8 orig_pixels[1280][4]);
memset(orig_pixels, 0, sizeof(orig_pixels));
// Matrix for Sepia.
static const uint8 kARGBTable[256 * 4] = {
1u, 2u, 3u, 4u,
5u, 6u, 7u, 8u,
9u, 10u, 11u, 12u,
13u, 14u, 15u, 16u,
};
orig_pixels[0][0] = 0u;
orig_pixels[0][1] = 0u;
orig_pixels[0][2] = 0u;
orig_pixels[0][3] = 0u;
orig_pixels[1][0] = 1u;
orig_pixels[1][1] = 1u;
orig_pixels[1][2] = 1u;
orig_pixels[1][3] = 1u;
orig_pixels[2][0] = 2u;
orig_pixels[2][1] = 2u;
orig_pixels[2][2] = 2u;
orig_pixels[2][3] = 2u;
orig_pixels[3][0] = 0u;
orig_pixels[3][1] = 1u;
orig_pixels[3][2] = 2u;
orig_pixels[3][3] = 3u;
// Do 16 to test asm version.
ARGBColorTable(&orig_pixels[0][0], 0, &kARGBTable[0], 0, 0, 16, 1);
EXPECT_EQ(1u, orig_pixels[0][0]);
EXPECT_EQ(2u, orig_pixels[0][1]);
EXPECT_EQ(3u, orig_pixels[0][2]);
EXPECT_EQ(4u, orig_pixels[0][3]);
EXPECT_EQ(5u, orig_pixels[1][0]);
EXPECT_EQ(6u, orig_pixels[1][1]);
EXPECT_EQ(7u, orig_pixels[1][2]);
EXPECT_EQ(8u, orig_pixels[1][3]);
EXPECT_EQ(9u, orig_pixels[2][0]);
EXPECT_EQ(10u, orig_pixels[2][1]);
EXPECT_EQ(11u, orig_pixels[2][2]);
EXPECT_EQ(12u, orig_pixels[2][3]);
EXPECT_EQ(1u, orig_pixels[3][0]);
EXPECT_EQ(6u, orig_pixels[3][1]);
EXPECT_EQ(11u, orig_pixels[3][2]);
EXPECT_EQ(16u, orig_pixels[3][3]);
for (int i = 0; i < 1280; ++i) {
orig_pixels[i][0] = i;
orig_pixels[i][1] = i / 2;
orig_pixels[i][2] = i / 3;
orig_pixels[i][3] = i;
}
for (int i = 0; i < benchmark_pixels_div1280_; ++i) {
ARGBColorTable(&orig_pixels[0][0], 0, &kARGBTable[0], 0, 0, 1280, 1);
}
}
// Same as TestARGBColorTable except alpha does not change.
TEST_F(libyuvTest, TestRGBColorTable) {
SIMD_ALIGNED(uint8 orig_pixels[1280][4]);
memset(orig_pixels, 0, sizeof(orig_pixels));
// Matrix for Sepia.
static const uint8 kARGBTable[256 * 4] = {
1u, 2u, 3u, 4u,
5u, 6u, 7u, 8u,
9u, 10u, 11u, 12u,
13u, 14u, 15u, 16u,
};
orig_pixels[0][0] = 0u;
orig_pixels[0][1] = 0u;
orig_pixels[0][2] = 0u;
orig_pixels[0][3] = 0u;
orig_pixels[1][0] = 1u;
orig_pixels[1][1] = 1u;
orig_pixels[1][2] = 1u;
orig_pixels[1][3] = 1u;
orig_pixels[2][0] = 2u;
orig_pixels[2][1] = 2u;
orig_pixels[2][2] = 2u;
orig_pixels[2][3] = 2u;
orig_pixels[3][0] = 0u;
orig_pixels[3][1] = 1u;
orig_pixels[3][2] = 2u;
orig_pixels[3][3] = 3u;
// Do 16 to test asm version.
RGBColorTable(&orig_pixels[0][0], 0, &kARGBTable[0], 0, 0, 16, 1);
EXPECT_EQ(1u, orig_pixels[0][0]);
EXPECT_EQ(2u, orig_pixels[0][1]);
EXPECT_EQ(3u, orig_pixels[0][2]);
EXPECT_EQ(0u, orig_pixels[0][3]); // Alpha unchanged.
EXPECT_EQ(5u, orig_pixels[1][0]);
EXPECT_EQ(6u, orig_pixels[1][1]);
EXPECT_EQ(7u, orig_pixels[1][2]);
EXPECT_EQ(1u, orig_pixels[1][3]); // Alpha unchanged.
EXPECT_EQ(9u, orig_pixels[2][0]);
EXPECT_EQ(10u, orig_pixels[2][1]);
EXPECT_EQ(11u, orig_pixels[2][2]);
EXPECT_EQ(2u, orig_pixels[2][3]); // Alpha unchanged.
EXPECT_EQ(1u, orig_pixels[3][0]);
EXPECT_EQ(6u, orig_pixels[3][1]);
EXPECT_EQ(11u, orig_pixels[3][2]);
EXPECT_EQ(3u, orig_pixels[3][3]); // Alpha unchanged.
for (int i = 0; i < 1280; ++i) {
orig_pixels[i][0] = i;
orig_pixels[i][1] = i / 2;
orig_pixels[i][2] = i / 3;
orig_pixels[i][3] = i;
}
for (int i = 0; i < benchmark_pixels_div1280_; ++i) {
RGBColorTable(&orig_pixels[0][0], 0, &kARGBTable[0], 0, 0, 1280, 1);
}
}
TEST_F(libyuvTest, TestARGBQuantize) {
SIMD_ALIGNED(uint8 orig_pixels[1280][4]);
for (int i = 0; i < 1280; ++i) {
orig_pixels[i][0] = i;
orig_pixels[i][1] = i / 2;
orig_pixels[i][2] = i / 3;
orig_pixels[i][3] = i;
}
ARGBQuantize(&orig_pixels[0][0], 0,
(65536 + (8 / 2)) / 8, 8, 8 / 2, 0, 0, 1280, 1);
for (int i = 0; i < 1280; ++i) {
EXPECT_EQ((i / 8 * 8 + 8 / 2) & 255, orig_pixels[i][0]);
EXPECT_EQ((i / 2 / 8 * 8 + 8 / 2) & 255, orig_pixels[i][1]);
EXPECT_EQ((i / 3 / 8 * 8 + 8 / 2) & 255, orig_pixels[i][2]);
EXPECT_EQ(i & 255, orig_pixels[i][3]);
}
for (int i = 0; i < benchmark_pixels_div1280_; ++i) {
ARGBQuantize(&orig_pixels[0][0], 0,
(65536 + (8 / 2)) / 8, 8, 8 / 2, 0, 0, 1280, 1);
}
}
TEST_F(libyuvTest, TestARGBMirror) {
SIMD_ALIGNED(uint8 orig_pixels[1280][4]);
SIMD_ALIGNED(uint8 dst_pixels[1280][4]);
for (int i = 0; i < 1280; ++i) {
orig_pixels[i][0] = i;
orig_pixels[i][1] = i / 2;
orig_pixels[i][2] = i / 3;
orig_pixels[i][3] = i / 4;
}
ARGBMirror(&orig_pixels[0][0], 0, &dst_pixels[0][0], 0, 1280, 1);
for (int i = 0; i < 1280; ++i) {
EXPECT_EQ(i & 255, dst_pixels[1280 - 1 - i][0]);
EXPECT_EQ((i / 2) & 255, dst_pixels[1280 - 1 - i][1]);
EXPECT_EQ((i / 3) & 255, dst_pixels[1280 - 1 - i][2]);
EXPECT_EQ((i / 4) & 255, dst_pixels[1280 - 1 - i][3]);
}
for (int i = 0; i < benchmark_pixels_div1280_; ++i) {
ARGBMirror(&orig_pixels[0][0], 0, &dst_pixels[0][0], 0, 1280, 1);
}
}
TEST_F(libyuvTest, TestShade) {
SIMD_ALIGNED(uint8 orig_pixels[1280][4]);
SIMD_ALIGNED(uint8 shade_pixels[1280][4]);
memset(orig_pixels, 0, sizeof(orig_pixels));
orig_pixels[0][0] = 10u;
orig_pixels[0][1] = 20u;
orig_pixels[0][2] = 40u;
orig_pixels[0][3] = 80u;
orig_pixels[1][0] = 0u;
orig_pixels[1][1] = 0u;
orig_pixels[1][2] = 0u;
orig_pixels[1][3] = 255u;
orig_pixels[2][0] = 0u;
orig_pixels[2][1] = 0u;
orig_pixels[2][2] = 0u;
orig_pixels[2][3] = 0u;
orig_pixels[3][0] = 0u;
orig_pixels[3][1] = 0u;
orig_pixels[3][2] = 0u;
orig_pixels[3][3] = 0u;
// Do 8 pixels to allow opt version to be used.
ARGBShade(&orig_pixels[0][0], 0, &shade_pixels[0][0], 0, 8, 1, 0x80ffffff);
EXPECT_EQ(10u, shade_pixels[0][0]);
EXPECT_EQ(20u, shade_pixels[0][1]);
EXPECT_EQ(40u, shade_pixels[0][2]);
EXPECT_EQ(40u, shade_pixels[0][3]);
EXPECT_EQ(0u, shade_pixels[1][0]);
EXPECT_EQ(0u, shade_pixels[1][1]);
EXPECT_EQ(0u, shade_pixels[1][2]);
EXPECT_EQ(128u, shade_pixels[1][3]);
EXPECT_EQ(0u, shade_pixels[2][0]);
EXPECT_EQ(0u, shade_pixels[2][1]);
EXPECT_EQ(0u, shade_pixels[2][2]);
EXPECT_EQ(0u, shade_pixels[2][3]);
EXPECT_EQ(0u, shade_pixels[3][0]);
EXPECT_EQ(0u, shade_pixels[3][1]);
EXPECT_EQ(0u, shade_pixels[3][2]);
EXPECT_EQ(0u, shade_pixels[3][3]);
ARGBShade(&orig_pixels[0][0], 0, &shade_pixels[0][0], 0, 8, 1, 0x80808080);
EXPECT_EQ(5u, shade_pixels[0][0]);
EXPECT_EQ(10u, shade_pixels[0][1]);
EXPECT_EQ(20u, shade_pixels[0][2]);
EXPECT_EQ(40u, shade_pixels[0][3]);
ARGBShade(&orig_pixels[0][0], 0, &shade_pixels[0][0], 0, 8, 1, 0x10204080);
EXPECT_EQ(5u, shade_pixels[0][0]);
EXPECT_EQ(5u, shade_pixels[0][1]);
EXPECT_EQ(5u, shade_pixels[0][2]);
EXPECT_EQ(5u, shade_pixels[0][3]);
for (int i = 0; i < benchmark_pixels_div1280_; ++i) {
ARGBShade(&orig_pixels[0][0], 0, &shade_pixels[0][0], 0, 1280, 1,
0x80808080);
}
}
TEST_F(libyuvTest, TestInterpolate) {
SIMD_ALIGNED(uint8 orig_pixels_0[1280][4]);
SIMD_ALIGNED(uint8 orig_pixels_1[1280][4]);
SIMD_ALIGNED(uint8 interpolate_pixels[1280][4]);
memset(orig_pixels_0, 0, sizeof(orig_pixels_0));
memset(orig_pixels_1, 0, sizeof(orig_pixels_1));
orig_pixels_0[0][0] = 16u;
orig_pixels_0[0][1] = 32u;
orig_pixels_0[0][2] = 64u;
orig_pixels_0[0][3] = 128u;
orig_pixels_0[1][0] = 0u;
orig_pixels_0[1][1] = 0u;
orig_pixels_0[1][2] = 0u;
orig_pixels_0[1][3] = 255u;
orig_pixels_0[2][0] = 0u;
orig_pixels_0[2][1] = 0u;
orig_pixels_0[2][2] = 0u;
orig_pixels_0[2][3] = 0u;
orig_pixels_0[3][0] = 0u;
orig_pixels_0[3][1] = 0u;
orig_pixels_0[3][2] = 0u;
orig_pixels_0[3][3] = 0u;
orig_pixels_1[0][0] = 0u;
orig_pixels_1[0][1] = 0u;
orig_pixels_1[0][2] = 0u;
orig_pixels_1[0][3] = 0u;
orig_pixels_1[1][0] = 0u;
orig_pixels_1[1][1] = 0u;
orig_pixels_1[1][2] = 0u;
orig_pixels_1[1][3] = 0u;
orig_pixels_1[2][0] = 0u;
orig_pixels_1[2][1] = 0u;
orig_pixels_1[2][2] = 0u;
orig_pixels_1[2][3] = 0u;
orig_pixels_1[3][0] = 255u;
orig_pixels_1[3][1] = 255u;
orig_pixels_1[3][2] = 255u;
orig_pixels_1[3][3] = 255u;
ARGBInterpolate(&orig_pixels_0[0][0], 0, &orig_pixels_1[0][0], 0,
&interpolate_pixels[0][0], 0, 4, 1, 128);
EXPECT_EQ(8u, interpolate_pixels[0][0]);
EXPECT_EQ(16u, interpolate_pixels[0][1]);
EXPECT_EQ(32u, interpolate_pixels[0][2]);
EXPECT_EQ(64u, interpolate_pixels[0][3]);
EXPECT_EQ(0u, interpolate_pixels[1][0]);
EXPECT_EQ(0u, interpolate_pixels[1][1]);
EXPECT_EQ(0u, interpolate_pixels[1][2]);
EXPECT_NEAR(128u, interpolate_pixels[1][3], 1); // C = 127, SSE = 128.
EXPECT_EQ(0u, interpolate_pixels[2][0]);
EXPECT_EQ(0u, interpolate_pixels[2][1]);
EXPECT_EQ(0u, interpolate_pixels[2][2]);
EXPECT_EQ(0u, interpolate_pixels[2][3]);
EXPECT_NEAR(128u, interpolate_pixels[3][0], 1);
EXPECT_NEAR(128u, interpolate_pixels[3][1], 1);
EXPECT_NEAR(128u, interpolate_pixels[3][2], 1);
EXPECT_NEAR(128u, interpolate_pixels[3][3], 1);
ARGBInterpolate(&orig_pixels_0[0][0], 0, &orig_pixels_1[0][0], 0,
&interpolate_pixels[0][0], 0, 4, 1, 0);
EXPECT_EQ(16u, interpolate_pixels[0][0]);
EXPECT_EQ(32u, interpolate_pixels[0][1]);
EXPECT_EQ(64u, interpolate_pixels[0][2]);
EXPECT_EQ(128u, interpolate_pixels[0][3]);
ARGBInterpolate(&orig_pixels_0[0][0], 0, &orig_pixels_1[0][0], 0,
&interpolate_pixels[0][0], 0, 4, 1, 192);
EXPECT_EQ(4u, interpolate_pixels[0][0]);
EXPECT_EQ(8u, interpolate_pixels[0][1]);
EXPECT_EQ(16u, interpolate_pixels[0][2]);
EXPECT_EQ(32u, interpolate_pixels[0][3]);
for (int i = 0; i < benchmark_pixels_div1280_; ++i) {
ARGBInterpolate(&orig_pixels_0[0][0], 0, &orig_pixels_1[0][0], 0,
&interpolate_pixels[0][0], 0, 1280, 1, 128);
}
}
#define TESTTERP(FMT_A, BPP_A, STRIDE_A, \
FMT_B, BPP_B, STRIDE_B, \
W1280, TERP, DIFF, N, NEG, OFF) \
TEST_F(libyuvTest, ARGBInterpolate##TERP##N) { \
const int kWidth = ((W1280) > 0) ? (W1280) : 1; \
const int kHeight = benchmark_height_; \
const int kStrideA = (kWidth * BPP_A + STRIDE_A - 1) / STRIDE_A * STRIDE_A; \
const int kStrideB = (kWidth * BPP_B + STRIDE_B - 1) / STRIDE_B * STRIDE_B; \
align_buffer_64(src_argb_a, kStrideA * kHeight + OFF); \
align_buffer_64(src_argb_b, kStrideA * kHeight + OFF); \
align_buffer_64(dst_argb_c, kStrideB * kHeight); \
align_buffer_64(dst_argb_opt, kStrideB * kHeight); \
srandom(time(NULL)); \
for (int i = 0; i < kStrideA * kHeight; ++i) { \
src_argb_a[i + OFF] = (random() & 0xff); \
src_argb_b[i + OFF] = (random() & 0xff); \
} \
MaskCpuFlags(0); \
ARGBInterpolate(src_argb_a + OFF, kStrideA, \
src_argb_b + OFF, kStrideA, \
dst_argb_c, kStrideB, \
kWidth, NEG kHeight, TERP); \
MaskCpuFlags(-1); \
for (int i = 0; i < benchmark_iterations_; ++i) { \
ARGBInterpolate(src_argb_a + OFF, kStrideA, \
src_argb_b + OFF, kStrideA, \
dst_argb_opt, kStrideB, \
kWidth, NEG kHeight, TERP); \
} \
int max_diff = 0; \
for (int i = 0; i < kStrideB * kHeight; ++i) { \
int abs_diff = \
abs(static_cast<int>(dst_argb_c[i]) - \
static_cast<int>(dst_argb_opt[i])); \
if (abs_diff > max_diff) { \
max_diff = abs_diff; \
} \
} \
EXPECT_LE(max_diff, DIFF); \
free_aligned_buffer_64(src_argb_a); \
free_aligned_buffer_64(src_argb_b); \
free_aligned_buffer_64(dst_argb_c); \
free_aligned_buffer_64(dst_argb_opt); \
}
#define TESTINTERPOLATE(TERP) \
TESTTERP(ARGB, 4, 1, ARGB, 4, 1, \
benchmark_width_ - 1, TERP, 1, _Any, +, 0) \
TESTTERP(ARGB, 4, 1, ARGB, 4, 1, \
benchmark_width_, TERP, 1, _Unaligned, +, 1) \
TESTTERP(ARGB, 4, 1, ARGB, 4, 1, \
benchmark_width_, TERP, 1, _Invert, -, 0) \
TESTTERP(ARGB, 4, 1, ARGB, 4, 1, \
benchmark_width_, TERP, 1, _Opt, +, 0) \
TESTTERP(ARGB, 4, 1, ARGB, 4, 1, \
benchmark_width_ - 1, TERP, 1, _Any_Invert, -, 0)
TESTINTERPOLATE(0)
TESTINTERPOLATE(64)
TESTINTERPOLATE(128)
TESTINTERPOLATE(192)
TESTINTERPOLATE(255)
static int TestBlend(int width, int height, int benchmark_iterations,
int invert, int off) {
if (width < 1) {
width = 1;
}
const int kBpp = 4;
const int kStride = width * kBpp;
align_buffer_64(src_argb_a, kStride * height + off);
align_buffer_64(src_argb_b, kStride * height + off);
align_buffer_64(dst_argb_c, kStride * height);
align_buffer_64(dst_argb_opt, kStride * height);
srandom(time(NULL));
for (int i = 0; i < kStride * height; ++i) {
src_argb_a[i + off] = (random() & 0xff);
src_argb_b[i + off] = (random() & 0xff);
}
ARGBAttenuate(src_argb_a + off, kStride, src_argb_a + off, kStride, width,
height);
ARGBAttenuate(src_argb_b + off, kStride, src_argb_b + off, kStride, width,
height);
memset(dst_argb_c, 255, kStride * height);
memset(dst_argb_opt, 255, kStride * height);
MaskCpuFlags(0);
ARGBBlend(src_argb_a + off, kStride,
src_argb_b + off, kStride,
dst_argb_c, kStride,
width, invert * height);
MaskCpuFlags(-1);
for (int i = 0; i < benchmark_iterations; ++i) {
ARGBBlend(src_argb_a + off, kStride,
src_argb_b + off, kStride,
dst_argb_opt, kStride,
width, invert * height);
}
int max_diff = 0;
for (int i = 0; i < kStride * height; ++i) {
int abs_diff =
abs(static_cast<int>(dst_argb_c[i]) -
static_cast<int>(dst_argb_opt[i]));
if (abs_diff > max_diff) {
max_diff = abs_diff;
}
}
free_aligned_buffer_64(src_argb_a);
free_aligned_buffer_64(src_argb_b);
free_aligned_buffer_64(dst_argb_c);
free_aligned_buffer_64(dst_argb_opt);
return max_diff;
}
TEST_F(libyuvTest, ARGBBlend_Any) {
int max_diff = TestBlend(benchmark_width_ - 4, benchmark_height_,
benchmark_iterations_, +1, 0);
EXPECT_LE(max_diff, 1);
}
TEST_F(libyuvTest, ARGBBlend_Unaligned) {
int max_diff = TestBlend(benchmark_width_, benchmark_height_,
benchmark_iterations_, +1, 1);
EXPECT_LE(max_diff, 1);
}
TEST_F(libyuvTest, ARGBBlend_Invert) {
int max_diff = TestBlend(benchmark_width_, benchmark_height_,
benchmark_iterations_, -1, 0);
EXPECT_LE(max_diff, 1);
}
TEST_F(libyuvTest, ARGBBlend_Opt) {
int max_diff = TestBlend(benchmark_width_, benchmark_height_,
benchmark_iterations_, +1, 0);
EXPECT_LE(max_diff, 1);
}
TEST_F(libyuvTest, TestAffine) {
SIMD_ALIGNED(uint8 orig_pixels_0[1280][4]);
SIMD_ALIGNED(uint8 interpolate_pixels_C[1280][4]);
for (int i = 0; i < 1280; ++i) {
for (int j = 0; j < 4; ++j) {
orig_pixels_0[i][j] = i;
}
}
float uv_step[4] = { 0.f, 0.f, 0.75f, 0.f };
ARGBAffineRow_C(&orig_pixels_0[0][0], 0, &interpolate_pixels_C[0][0],
uv_step, 1280);
EXPECT_EQ(0u, interpolate_pixels_C[0][0]);
EXPECT_EQ(96u, interpolate_pixels_C[128][0]);
EXPECT_EQ(191u, interpolate_pixels_C[255][3]);
#if defined(HAS_ARGBAFFINEROW_SSE2)
SIMD_ALIGNED(uint8 interpolate_pixels_Opt[1280][4]);
ARGBAffineRow_SSE2(&orig_pixels_0[0][0], 0, &interpolate_pixels_Opt[0][0],
uv_step, 1280);
EXPECT_EQ(0, memcmp(interpolate_pixels_Opt, interpolate_pixels_C, 1280 * 4));
int has_sse2 = TestCpuFlag(kCpuHasSSE2);
if (has_sse2) {
for (int i = 0; i < benchmark_pixels_div1280_; ++i) {
ARGBAffineRow_SSE2(&orig_pixels_0[0][0], 0, &interpolate_pixels_Opt[0][0],
uv_step, 1280);
}
}
#endif
}
TEST_F(libyuvTest, TestSobelX) {
SIMD_ALIGNED(uint8 orig_pixels_0[1280 + 2]);
SIMD_ALIGNED(uint8 orig_pixels_1[1280 + 2]);
SIMD_ALIGNED(uint8 orig_pixels_2[1280 + 2]);
SIMD_ALIGNED(uint8 sobel_pixels_c[1280]);
SIMD_ALIGNED(uint8 sobel_pixels_opt[1280]);
for (int i = 0; i < 1280 + 2; ++i) {
orig_pixels_0[i] = i;
orig_pixels_1[i] = i * 2;
orig_pixels_2[i] = i * 3;
}
SobelXRow_C(orig_pixels_0, orig_pixels_1, orig_pixels_2,
sobel_pixels_c, 1280);
EXPECT_EQ(16u, sobel_pixels_c[0]);
EXPECT_EQ(16u, sobel_pixels_c[100]);
EXPECT_EQ(255u, sobel_pixels_c[255]);
void (*SobelXRow)(const uint8* src_y0, const uint8* src_y1,
const uint8* src_y2, uint8* dst_sobely, int width) =
SobelXRow_C;
#if defined(HAS_SOBELXROW_SSE2)
if (TestCpuFlag(kCpuHasSSE2)) {
SobelXRow = SobelXRow_SSE2;
}
#endif
#if defined(HAS_SOBELXROW_NEON)
if (TestCpuFlag(kCpuHasNEON)) {
SobelXRow = SobelXRow_NEON;
}
#endif
for (int i = 0; i < benchmark_pixels_div1280_; ++i) {
SobelXRow(orig_pixels_0, orig_pixels_1, orig_pixels_2,
sobel_pixels_opt, 1280);
}
for (int i = 0; i < 1280; ++i) {
EXPECT_EQ(sobel_pixels_c[i], sobel_pixels_opt[i]);
}
}
TEST_F(libyuvTest, TestSobelY) {
SIMD_ALIGNED(uint8 orig_pixels_0[1280 + 2]);
SIMD_ALIGNED(uint8 orig_pixels_1[1280 + 2]);
SIMD_ALIGNED(uint8 sobel_pixels_c[1280]);
SIMD_ALIGNED(uint8 sobel_pixels_opt[1280]);
for (int i = 0; i < 1280 + 2; ++i) {
orig_pixels_0[i] = i;
orig_pixels_1[i] = i * 2;
}
SobelYRow_C(orig_pixels_0, orig_pixels_1, sobel_pixels_c, 1280);
EXPECT_EQ(4u, sobel_pixels_c[0]);
EXPECT_EQ(255u, sobel_pixels_c[100]);
EXPECT_EQ(0u, sobel_pixels_c[255]);
void (*SobelYRow)(const uint8* src_y0, const uint8* src_y1,
uint8* dst_sobely, int width) = SobelYRow_C;
#if defined(HAS_SOBELYROW_SSE2)
if (TestCpuFlag(kCpuHasSSE2)) {
SobelYRow = SobelYRow_SSE2;
}
#endif
#if defined(HAS_SOBELYROW_NEON)
if (TestCpuFlag(kCpuHasNEON)) {
SobelYRow = SobelYRow_NEON;
}
#endif
for (int i = 0; i < benchmark_pixels_div1280_; ++i) {
SobelYRow(orig_pixels_0, orig_pixels_1, sobel_pixels_opt, 1280);
}
for (int i = 0; i < 1280; ++i) {
EXPECT_EQ(sobel_pixels_c[i], sobel_pixels_opt[i]);
}
}
TEST_F(libyuvTest, TestSobel) {
SIMD_ALIGNED(uint8 orig_sobelx[1280]);
SIMD_ALIGNED(uint8 orig_sobely[1280]);
SIMD_ALIGNED(uint8 sobel_pixels_c[1280 * 4]);
SIMD_ALIGNED(uint8 sobel_pixels_opt[1280 * 4]);
for (int i = 0; i < 1280; ++i) {
orig_sobelx[i] = i;
orig_sobely[i] = i * 2;
}
SobelRow_C(orig_sobelx, orig_sobely, sobel_pixels_c, 1280);
EXPECT_EQ(0u, sobel_pixels_c[0]);
EXPECT_EQ(3u, sobel_pixels_c[4]);
EXPECT_EQ(3u, sobel_pixels_c[5]);
EXPECT_EQ(3u, sobel_pixels_c[6]);
EXPECT_EQ(255u, sobel_pixels_c[7]);
EXPECT_EQ(6u, sobel_pixels_c[8]);
EXPECT_EQ(6u, sobel_pixels_c[9]);
EXPECT_EQ(6u, sobel_pixels_c[10]);
EXPECT_EQ(255u, sobel_pixels_c[7]);
EXPECT_EQ(255u, sobel_pixels_c[100 * 4 + 1]);
EXPECT_EQ(255u, sobel_pixels_c[255 * 4 + 1]);
void (*SobelRow)(const uint8* src_sobelx, const uint8* src_sobely,
uint8* dst_argb, int width) = SobelRow_C;
#if defined(HAS_SOBELROW_SSE2)
if (TestCpuFlag(kCpuHasSSE2)) {
SobelRow = SobelRow_SSE2;
}
#endif
#if defined(HAS_SOBELROW_NEON)
if (TestCpuFlag(kCpuHasNEON)) {
SobelRow = SobelRow_NEON;
}
#endif
for (int i = 0; i < benchmark_pixels_div1280_; ++i) {
SobelRow(orig_sobelx, orig_sobely, sobel_pixels_opt, 1280);
}
for (int i = 0; i < 1280 * 4; ++i) {
EXPECT_EQ(sobel_pixels_c[i], sobel_pixels_opt[i]);
}
}
TEST_F(libyuvTest, TestSobelToPlane) {
SIMD_ALIGNED(uint8 orig_sobelx[1280]);
SIMD_ALIGNED(uint8 orig_sobely[1280]);
SIMD_ALIGNED(uint8 sobel_pixels_c[1280]);
SIMD_ALIGNED(uint8 sobel_pixels_opt[1280]);
for (int i = 0; i < 1280; ++i) {
orig_sobelx[i] = i;
orig_sobely[i] = i * 2;
}
SobelToPlaneRow_C(orig_sobelx, orig_sobely, sobel_pixels_c, 1280);
EXPECT_EQ(0u, sobel_pixels_c[0]);
EXPECT_EQ(3u, sobel_pixels_c[1]);
EXPECT_EQ(6u, sobel_pixels_c[2]);
EXPECT_EQ(99u, sobel_pixels_c[33]);
EXPECT_EQ(255u, sobel_pixels_c[100]);
void (*SobelToPlaneRow)(const uint8* src_sobelx, const uint8* src_sobely,
uint8* dst_y, int width) = SobelToPlaneRow_C;
#if defined(HAS_SOBELTOPLANEROW_SSE2)
if (TestCpuFlag(kCpuHasSSE2)) {
SobelToPlaneRow = SobelToPlaneRow_SSE2;
}
#endif
#if defined(HAS_SOBELTOPLANEROW_NEON)
if (TestCpuFlag(kCpuHasNEON)) {
SobelToPlaneRow = SobelToPlaneRow_NEON;
}
#endif
for (int i = 0; i < benchmark_pixels_div1280_; ++i) {
SobelToPlaneRow(orig_sobelx, orig_sobely, sobel_pixels_opt, 1280);
}
for (int i = 0; i < 1280; ++i) {
EXPECT_EQ(sobel_pixels_c[i], sobel_pixels_opt[i]);
}
}
TEST_F(libyuvTest, TestSobelXY) {
SIMD_ALIGNED(uint8 orig_sobelx[1280]);
SIMD_ALIGNED(uint8 orig_sobely[1280]);
SIMD_ALIGNED(uint8 sobel_pixels_c[1280 * 4]);
SIMD_ALIGNED(uint8 sobel_pixels_opt[1280 * 4]);
for (int i = 0; i < 1280; ++i) {
orig_sobelx[i] = i;
orig_sobely[i] = i * 2;
}
SobelXYRow_C(orig_sobelx, orig_sobely, sobel_pixels_c, 1280);
EXPECT_EQ(0u, sobel_pixels_c[0]);
EXPECT_EQ(2u, sobel_pixels_c[4]);
EXPECT_EQ(3u, sobel_pixels_c[5]);
EXPECT_EQ(1u, sobel_pixels_c[6]);
EXPECT_EQ(255u, sobel_pixels_c[7]);
EXPECT_EQ(255u, sobel_pixels_c[100 * 4 + 1]);
EXPECT_EQ(255u, sobel_pixels_c[255 * 4 + 1]);
void (*SobelXYRow)(const uint8* src_sobelx, const uint8* src_sobely,
uint8* dst_argb, int width) = SobelXYRow_C;
#if defined(HAS_SOBELXYROW_SSE2)
if (TestCpuFlag(kCpuHasSSE2)) {
SobelXYRow = SobelXYRow_SSE2;
}
#endif
#if defined(HAS_SOBELXYROW_NEON)
if (TestCpuFlag(kCpuHasNEON)) {
SobelXYRow = SobelXYRow_NEON;
}
#endif
for (int i = 0; i < benchmark_pixels_div1280_; ++i) {
SobelXYRow(orig_sobelx, orig_sobely, sobel_pixels_opt, 1280);
}
for (int i = 0; i < 1280 * 4; ++i) {
EXPECT_EQ(sobel_pixels_c[i], sobel_pixels_opt[i]);
}
}
TEST_F(libyuvTest, TestCopyPlane) {
int err = 0;
int yw = benchmark_width_;
int yh = benchmark_height_;
int b = 12;
int i, j;
int y_plane_size = (yw + b * 2) * (yh + b * 2);
srandom(time(NULL));
align_buffer_64(orig_y, y_plane_size);
align_buffer_64(dst_c, y_plane_size);
align_buffer_64(dst_opt, y_plane_size);
memset(orig_y, 0, y_plane_size);
memset(dst_c, 0, y_plane_size);
memset(dst_opt, 0, y_plane_size);
// Fill image buffers with random data.
for (i = b; i < (yh + b); ++i) {
for (j = b; j < (yw + b); ++j) {
orig_y[i * (yw + b * 2) + j] = random() & 0xff;
}
}
// Fill destination buffers with random data.
for (i = 0; i < y_plane_size; ++i) {
uint8 random_number = random() & 0x7f;
dst_c[i] = random_number;
dst_opt[i] = dst_c[i];
}
int y_off = b * (yw + b * 2) + b;
int y_st = yw + b * 2;
int stride = 8;
// Disable all optimizations.
MaskCpuFlags(0);
double c_time = get_time();
for (j = 0; j < benchmark_iterations_; j++) {
CopyPlane(orig_y + y_off, y_st, dst_c + y_off, stride, yw, yh);
}
c_time = (get_time() - c_time) / benchmark_iterations_;
// Enable optimizations.
MaskCpuFlags(-1);
double opt_time = get_time();
for (j = 0; j < benchmark_iterations_; j++) {
CopyPlane(orig_y + y_off, y_st, dst_opt + y_off, stride, yw, yh);
}
opt_time = (get_time() - opt_time) / benchmark_iterations_;
for (i = 0; i < y_plane_size; ++i) {
if (dst_c[i] != dst_opt[i])
++err;
}
free_aligned_buffer_64(orig_y);
free_aligned_buffer_64(dst_c);
free_aligned_buffer_64(dst_opt);
EXPECT_EQ(0, err);
}
static int TestMultiply(int width, int height, int benchmark_iterations,
int invert, int off) {
if (width < 1) {
width = 1;
}
const int kBpp = 4;
const int kStride = (width * kBpp + 15) & ~15;
align_buffer_64(src_argb_a, kStride * height + off);
align_buffer_64(src_argb_b, kStride * height + off);
align_buffer_64(dst_argb_c, kStride * height);
align_buffer_64(dst_argb_opt, kStride * height);
srandom(time(NULL));
for (int i = 0; i < kStride * height; ++i) {
src_argb_a[i + off] = (random() & 0xff);
src_argb_b[i + off] = (random() & 0xff);
}
memset(dst_argb_c, 0, kStride * height);
memset(dst_argb_opt, 0, kStride * height);
MaskCpuFlags(0);
ARGBMultiply(src_argb_a + off, kStride,
src_argb_b + off, kStride,
dst_argb_c, kStride,
width, invert * height);
MaskCpuFlags(-1);
for (int i = 0; i < benchmark_iterations; ++i) {
ARGBMultiply(src_argb_a + off, kStride,
src_argb_b + off, kStride,
dst_argb_opt, kStride,
width, invert * height);
}
int max_diff = 0;
for (int i = 0; i < kStride * height; ++i) {
int abs_diff =
abs(static_cast<int>(dst_argb_c[i]) -
static_cast<int>(dst_argb_opt[i]));
if (abs_diff > max_diff) {
max_diff = abs_diff;
}
}
free_aligned_buffer_64(src_argb_a);
free_aligned_buffer_64(src_argb_b);
free_aligned_buffer_64(dst_argb_c);
free_aligned_buffer_64(dst_argb_opt);
return max_diff;
}
TEST_F(libyuvTest, ARGBMultiply_Any) {
int max_diff = TestMultiply(benchmark_width_ - 1, benchmark_height_,
benchmark_iterations_, +1, 0);
EXPECT_LE(max_diff, 1);
}
TEST_F(libyuvTest, ARGBMultiply_Unaligned) {
int max_diff = TestMultiply(benchmark_width_, benchmark_height_,
benchmark_iterations_, +1, 1);
EXPECT_LE(max_diff, 1);
}
TEST_F(libyuvTest, ARGBMultiply_Invert) {
int max_diff = TestMultiply(benchmark_width_, benchmark_height_,
benchmark_iterations_, -1, 0);
EXPECT_LE(max_diff, 1);
}
TEST_F(libyuvTest, ARGBMultiply_Opt) {
int max_diff = TestMultiply(benchmark_width_, benchmark_height_,
benchmark_iterations_, +1, 0);
EXPECT_LE(max_diff, 1);
}
static int TestAdd(int width, int height, int benchmark_iterations,
int invert, int off) {
if (width < 1) {
width = 1;
}
const int kBpp = 4;
const int kStride = (width * kBpp + 15) & ~15;
align_buffer_64(src_argb_a, kStride * height + off);
align_buffer_64(src_argb_b, kStride * height + off);
align_buffer_64(dst_argb_c, kStride * height);
align_buffer_64(dst_argb_opt, kStride * height);
srandom(time(NULL));
for (int i = 0; i < kStride * height; ++i) {
src_argb_a[i + off] = (random() & 0xff);
src_argb_b[i + off] = (random() & 0xff);
}
memset(dst_argb_c, 0, kStride * height);
memset(dst_argb_opt, 0, kStride * height);
MaskCpuFlags(0);
ARGBAdd(src_argb_a + off, kStride,
src_argb_b + off, kStride,
dst_argb_c, kStride,
width, invert * height);
MaskCpuFlags(-1);
for (int i = 0; i < benchmark_iterations; ++i) {
ARGBAdd(src_argb_a + off, kStride,
src_argb_b + off, kStride,
dst_argb_opt, kStride,
width, invert * height);
}
int max_diff = 0;
for (int i = 0; i < kStride * height; ++i) {
int abs_diff =
abs(static_cast<int>(dst_argb_c[i]) -
static_cast<int>(dst_argb_opt[i]));
if (abs_diff > max_diff) {
max_diff = abs_diff;
}
}
free_aligned_buffer_64(src_argb_a);
free_aligned_buffer_64(src_argb_b);
free_aligned_buffer_64(dst_argb_c);
free_aligned_buffer_64(dst_argb_opt);
return max_diff;
}
TEST_F(libyuvTest, ARGBAdd_Any) {
int max_diff = TestAdd(benchmark_width_ - 1, benchmark_height_,
benchmark_iterations_, +1, 0);
EXPECT_LE(max_diff, 1);
}
TEST_F(libyuvTest, ARGBAdd_Unaligned) {
int max_diff = TestAdd(benchmark_width_, benchmark_height_,
benchmark_iterations_, +1, 1);
EXPECT_LE(max_diff, 1);
}
TEST_F(libyuvTest, ARGBAdd_Invert) {
int max_diff = TestAdd(benchmark_width_, benchmark_height_,
benchmark_iterations_, -1, 0);
EXPECT_LE(max_diff, 1);
}
TEST_F(libyuvTest, ARGBAdd_Opt) {
int max_diff = TestAdd(benchmark_width_, benchmark_height_,
benchmark_iterations_, +1, 0);
EXPECT_LE(max_diff, 1);
}
static int TestSubtract(int width, int height, int benchmark_iterations,
int invert, int off) {
if (width < 1) {
width = 1;
}
const int kBpp = 4;
const int kStride = (width * kBpp + 15) & ~15;
align_buffer_64(src_argb_a, kStride * height + off);
align_buffer_64(src_argb_b, kStride * height + off);
align_buffer_64(dst_argb_c, kStride * height);
align_buffer_64(dst_argb_opt, kStride * height);
srandom(time(NULL));
for (int i = 0; i < kStride * height; ++i) {
src_argb_a[i + off] = (random() & 0xff);
src_argb_b[i + off] = (random() & 0xff);
}
memset(dst_argb_c, 0, kStride * height);
memset(dst_argb_opt, 0, kStride * height);
MaskCpuFlags(0);
ARGBSubtract(src_argb_a + off, kStride,
src_argb_b + off, kStride,
dst_argb_c, kStride,
width, invert * height);
MaskCpuFlags(-1);
for (int i = 0; i < benchmark_iterations; ++i) {
ARGBSubtract(src_argb_a + off, kStride,
src_argb_b + off, kStride,
dst_argb_opt, kStride,
width, invert * height);
}
int max_diff = 0;
for (int i = 0; i < kStride * height; ++i) {
int abs_diff =
abs(static_cast<int>(dst_argb_c[i]) -
static_cast<int>(dst_argb_opt[i]));
if (abs_diff > max_diff) {
max_diff = abs_diff;
}
}
free_aligned_buffer_64(src_argb_a);
free_aligned_buffer_64(src_argb_b);
free_aligned_buffer_64(dst_argb_c);
free_aligned_buffer_64(dst_argb_opt);
return max_diff;
}
TEST_F(libyuvTest, ARGBSubtract_Any) {
int max_diff = TestSubtract(benchmark_width_ - 1, benchmark_height_,
benchmark_iterations_, +1, 0);
EXPECT_LE(max_diff, 1);
}
TEST_F(libyuvTest, ARGBSubtract_Unaligned) {
int max_diff = TestSubtract(benchmark_width_, benchmark_height_,
benchmark_iterations_, +1, 1);
EXPECT_LE(max_diff, 1);
}
TEST_F(libyuvTest, ARGBSubtract_Invert) {
int max_diff = TestSubtract(benchmark_width_, benchmark_height_,
benchmark_iterations_, -1, 0);
EXPECT_LE(max_diff, 1);
}
TEST_F(libyuvTest, ARGBSubtract_Opt) {
int max_diff = TestSubtract(benchmark_width_, benchmark_height_,
benchmark_iterations_, +1, 0);
EXPECT_LE(max_diff, 1);
}
static int TestSobel(int width, int height, int benchmark_iterations,
int invert, int off) {
if (width < 1) {
width = 1;
}
const int kBpp = 4;
const int kStride = (width * kBpp + 15) & ~15;
align_buffer_64(src_argb_a, kStride * height + off);
align_buffer_64(dst_argb_c, kStride * height);
align_buffer_64(dst_argb_opt, kStride * height);
memset(src_argb_a, 0, kStride * height + off);
srandom(time(NULL));
for (int i = 0; i < kStride * height; ++i) {
src_argb_a[i + off] = (random() & 0xff);
}
memset(dst_argb_c, 0, kStride * height);
memset(dst_argb_opt, 0, kStride * height);
MaskCpuFlags(0);
ARGBSobel(src_argb_a + off, kStride,
dst_argb_c, kStride,
width, invert * height);
MaskCpuFlags(-1);
for (int i = 0; i < benchmark_iterations; ++i) {
ARGBSobel(src_argb_a + off, kStride,
dst_argb_opt, kStride,
width, invert * height);
}
int max_diff = 0;
for (int i = 0; i < kStride * height; ++i) {
int abs_diff =
abs(static_cast<int>(dst_argb_c[i]) -
static_cast<int>(dst_argb_opt[i]));
if (abs_diff > max_diff) {
max_diff = abs_diff;
}
}
free_aligned_buffer_64(src_argb_a);
free_aligned_buffer_64(dst_argb_c);
free_aligned_buffer_64(dst_argb_opt);
return max_diff;
}
TEST_F(libyuvTest, ARGBSobel_Any) {
int max_diff = TestSobel(benchmark_width_ - 1, benchmark_height_,
benchmark_iterations_, +1, 0);
EXPECT_EQ(0, max_diff);
}
TEST_F(libyuvTest, ARGBSobel_Unaligned) {
int max_diff = TestSobel(benchmark_width_, benchmark_height_,
benchmark_iterations_, +1, 1);
EXPECT_EQ(0, max_diff);
}
TEST_F(libyuvTest, ARGBSobel_Invert) {
int max_diff = TestSobel(benchmark_width_, benchmark_height_,
benchmark_iterations_, -1, 0);
EXPECT_EQ(0, max_diff);
}
TEST_F(libyuvTest, ARGBSobel_Opt) {
int max_diff = TestSobel(benchmark_width_, benchmark_height_,
benchmark_iterations_, +1, 0);
EXPECT_EQ(0, max_diff);
}
static int TestSobelToPlane(int width, int height, int benchmark_iterations,
int invert, int off) {
if (width < 1) {
width = 1;
}
const int kSrcBpp = 4;
const int kDstBpp = 1;
const int kSrcStride = (width * kSrcBpp + 15) & ~15;
const int kDstStride = (width * kDstBpp + 15) & ~15;
align_buffer_64(src_argb_a, kSrcStride * height + off);
align_buffer_64(dst_argb_c, kDstStride * height);
align_buffer_64(dst_argb_opt, kDstStride * height);
memset(src_argb_a, 0, kSrcStride * height + off);
srandom(time(NULL));
for (int i = 0; i < kSrcStride * height; ++i) {
src_argb_a[i + off] = (random() & 0xff);
}
memset(dst_argb_c, 0, kDstStride * height);
memset(dst_argb_opt, 0, kDstStride * height);
MaskCpuFlags(0);
ARGBSobelToPlane(src_argb_a + off, kSrcStride,
dst_argb_c, kDstStride,
width, invert * height);
MaskCpuFlags(-1);
for (int i = 0; i < benchmark_iterations; ++i) {
ARGBSobelToPlane(src_argb_a + off, kSrcStride,
dst_argb_opt, kDstStride,
width, invert * height);
}
int max_diff = 0;
for (int i = 0; i < kDstStride * height; ++i) {
int abs_diff =
abs(static_cast<int>(dst_argb_c[i]) -
static_cast<int>(dst_argb_opt[i]));
if (abs_diff > max_diff) {
max_diff = abs_diff;
}
}
free_aligned_buffer_64(src_argb_a);
free_aligned_buffer_64(dst_argb_c);
free_aligned_buffer_64(dst_argb_opt);
return max_diff;
}
TEST_F(libyuvTest, ARGBSobelToPlane_Any) {
int max_diff = TestSobelToPlane(benchmark_width_ - 1, benchmark_height_,
benchmark_iterations_, +1, 0);
EXPECT_EQ(0, max_diff);
}
TEST_F(libyuvTest, ARGBSobelToPlane_Unaligned) {
int max_diff = TestSobelToPlane(benchmark_width_, benchmark_height_,
benchmark_iterations_, +1, 1);
EXPECT_EQ(0, max_diff);
}
TEST_F(libyuvTest, ARGBSobelToPlane_Invert) {
int max_diff = TestSobelToPlane(benchmark_width_, benchmark_height_,
benchmark_iterations_, -1, 0);
EXPECT_EQ(0, max_diff);
}
TEST_F(libyuvTest, ARGBSobelToPlane_Opt) {
int max_diff = TestSobelToPlane(benchmark_width_, benchmark_height_,
benchmark_iterations_, +1, 0);
EXPECT_EQ(0, max_diff);
}
static int TestSobelXY(int width, int height, int benchmark_iterations,
int invert, int off) {
if (width < 1) {
width = 1;
}
const int kBpp = 4;
const int kStride = (width * kBpp + 15) & ~15;
align_buffer_64(src_argb_a, kStride * height + off);
align_buffer_64(dst_argb_c, kStride * height);
align_buffer_64(dst_argb_opt, kStride * height);
memset(src_argb_a, 0, kStride * height + off);
srandom(time(NULL));
for (int i = 0; i < kStride * height; ++i) {
src_argb_a[i + off] = (random() & 0xff);
}
memset(dst_argb_c, 0, kStride * height);
memset(dst_argb_opt, 0, kStride * height);
MaskCpuFlags(0);
ARGBSobelXY(src_argb_a + off, kStride,
dst_argb_c, kStride,
width, invert * height);
MaskCpuFlags(-1);
for (int i = 0; i < benchmark_iterations; ++i) {
ARGBSobelXY(src_argb_a + off, kStride,
dst_argb_opt, kStride,
width, invert * height);
}
int max_diff = 0;
for (int i = 0; i < kStride * height; ++i) {
int abs_diff =
abs(static_cast<int>(dst_argb_c[i]) -
static_cast<int>(dst_argb_opt[i]));
if (abs_diff > max_diff) {
max_diff = abs_diff;
}
}
free_aligned_buffer_64(src_argb_a);
free_aligned_buffer_64(dst_argb_c);
free_aligned_buffer_64(dst_argb_opt);
return max_diff;
}
TEST_F(libyuvTest, ARGBSobelXY_Any) {
int max_diff = TestSobelXY(benchmark_width_ - 1, benchmark_height_,
benchmark_iterations_, +1, 0);
EXPECT_EQ(0, max_diff);
}
TEST_F(libyuvTest, ARGBSobelXY_Unaligned) {
int max_diff = TestSobelXY(benchmark_width_, benchmark_height_,
benchmark_iterations_, +1, 1);
EXPECT_EQ(0, max_diff);
}
TEST_F(libyuvTest, ARGBSobelXY_Invert) {
int max_diff = TestSobelXY(benchmark_width_, benchmark_height_,
benchmark_iterations_, -1, 0);
EXPECT_EQ(0, max_diff);
}
TEST_F(libyuvTest, ARGBSobelXY_Opt) {
int max_diff = TestSobelXY(benchmark_width_, benchmark_height_,
benchmark_iterations_, +1, 0);
EXPECT_EQ(0, max_diff);
}
static int TestBlur(int width, int height, int benchmark_iterations,
int invert, int off, int radius) {
if (width < 1) {
width = 1;
}
const int kBpp = 4;
const int kStride = (width * kBpp + 15) & ~15;
align_buffer_64(src_argb_a, kStride * height + off);
align_buffer_64(dst_cumsum, width * height * 16);
align_buffer_64(dst_argb_c, kStride * height);
align_buffer_64(dst_argb_opt, kStride * height);
srandom(time(NULL));
for (int i = 0; i < kStride * height; ++i) {
src_argb_a[i + off] = (random() & 0xff);
}
memset(dst_cumsum, 0, width * height * 16);
memset(dst_argb_c, 0, kStride * height);
memset(dst_argb_opt, 0, kStride * height);
MaskCpuFlags(0);
ARGBBlur(src_argb_a + off, kStride,
dst_argb_c, kStride,
reinterpret_cast<int32*>(dst_cumsum), width * 4,
width, invert * height, radius);
MaskCpuFlags(-1);
for (int i = 0; i < benchmark_iterations; ++i) {
ARGBBlur(src_argb_a + off, kStride,
dst_argb_opt, kStride,
reinterpret_cast<int32*>(dst_cumsum), width * 4,
width, invert * height, radius);
}
int max_diff = 0;
for (int i = 0; i < kStride * height; ++i) {
int abs_diff =
abs(static_cast<int>(dst_argb_c[i]) -
static_cast<int>(dst_argb_opt[i]));
if (abs_diff > max_diff) {
max_diff = abs_diff;
}
}
free_aligned_buffer_64(src_argb_a);
free_aligned_buffer_64(dst_cumsum);
free_aligned_buffer_64(dst_argb_c);
free_aligned_buffer_64(dst_argb_opt);
return max_diff;
}
static const int kBlurSize = 55;
TEST_F(libyuvTest, ARGBBlur_Any) {
int max_diff = TestBlur(benchmark_width_ - 1, benchmark_height_,
benchmark_iterations_, +1, 0, kBlurSize);
EXPECT_LE(max_diff, 1);
}
TEST_F(libyuvTest, ARGBBlur_Unaligned) {
int max_diff = TestBlur(benchmark_width_, benchmark_height_,
benchmark_iterations_, +1, 1, kBlurSize);
EXPECT_LE(max_diff, 1);
}
TEST_F(libyuvTest, ARGBBlur_Invert) {
int max_diff = TestBlur(benchmark_width_, benchmark_height_,
benchmark_iterations_, -1, 0, kBlurSize);
EXPECT_LE(max_diff, 1);
}
TEST_F(libyuvTest, ARGBBlur_Opt) {
int max_diff = TestBlur(benchmark_width_, benchmark_height_,
benchmark_iterations_, +1, 0, kBlurSize);
EXPECT_LE(max_diff, 1);
}
static const int kBlurSmallSize = 5;
TEST_F(libyuvTest, ARGBBlurSmall_Any) {
int max_diff = TestBlur(benchmark_width_ - 1, benchmark_height_,
benchmark_iterations_, +1, 0, kBlurSmallSize);
EXPECT_LE(max_diff, 1);
}
TEST_F(libyuvTest, ARGBBlurSmall_Unaligned) {
int max_diff = TestBlur(benchmark_width_, benchmark_height_,
benchmark_iterations_, +1, 1, kBlurSmallSize);
EXPECT_LE(max_diff, 1);
}
TEST_F(libyuvTest, ARGBBlurSmall_Invert) {
int max_diff = TestBlur(benchmark_width_, benchmark_height_,
benchmark_iterations_, -1, 0, kBlurSmallSize);
EXPECT_LE(max_diff, 1);
}
TEST_F(libyuvTest, ARGBBlurSmall_Opt) {
int max_diff = TestBlur(benchmark_width_, benchmark_height_,
benchmark_iterations_, +1, 0, kBlurSmallSize);
EXPECT_LE(max_diff, 1);
}
TEST_F(libyuvTest, TestARGBPolynomial) {
SIMD_ALIGNED(uint8 orig_pixels[1280][4]);
SIMD_ALIGNED(uint8 dst_pixels_opt[1280][4]);
SIMD_ALIGNED(uint8 dst_pixels_c[1280][4]);
memset(orig_pixels, 0, sizeof(orig_pixels));
SIMD_ALIGNED(static const float kWarmifyPolynomial[16]) = {
0.94230f, -3.03300f, -2.92500f, 0.f, // C0
0.584500f, 1.112000f, 1.535000f, 1.f, // C1 x
0.001313f, -0.002503f, -0.004496f, 0.f, // C2 x * x
0.0f, 0.000006965f, 0.000008781f, 0.f, // C3 x * x * x
};
// Test blue
orig_pixels[0][0] = 255u;
orig_pixels[0][1] = 0u;
orig_pixels[0][2] = 0u;
orig_pixels[0][3] = 128u;
// Test green
orig_pixels[1][0] = 0u;
orig_pixels[1][1] = 255u;
orig_pixels[1][2] = 0u;
orig_pixels[1][3] = 0u;
// Test red
orig_pixels[2][0] = 0u;
orig_pixels[2][1] = 0u;
orig_pixels[2][2] = 255u;
orig_pixels[2][3] = 255u;
// Test white
orig_pixels[3][0] = 255u;
orig_pixels[3][1] = 255u;
orig_pixels[3][2] = 255u;
orig_pixels[3][3] = 255u;
// Test color
orig_pixels[4][0] = 16u;
orig_pixels[4][1] = 64u;
orig_pixels[4][2] = 192u;
orig_pixels[4][3] = 224u;
// Do 16 to test asm version.
ARGBPolynomial(&orig_pixels[0][0], 0, &dst_pixels_opt[0][0], 0,
&kWarmifyPolynomial[0], 16, 1);
EXPECT_EQ(235u, dst_pixels_opt[0][0]);
EXPECT_EQ(0u, dst_pixels_opt[0][1]);
EXPECT_EQ(0u, dst_pixels_opt[0][2]);
EXPECT_EQ(128u, dst_pixels_opt[0][3]);
EXPECT_EQ(0u, dst_pixels_opt[1][0]);
EXPECT_EQ(233u, dst_pixels_opt[1][1]);
EXPECT_EQ(0u, dst_pixels_opt[1][2]);
EXPECT_EQ(0u, dst_pixels_opt[1][3]);
EXPECT_EQ(0u, dst_pixels_opt[2][0]);
EXPECT_EQ(0u, dst_pixels_opt[2][1]);
EXPECT_EQ(241u, dst_pixels_opt[2][2]);
EXPECT_EQ(255u, dst_pixels_opt[2][3]);
EXPECT_EQ(235u, dst_pixels_opt[3][0]);
EXPECT_EQ(233u, dst_pixels_opt[3][1]);
EXPECT_EQ(241u, dst_pixels_opt[3][2]);
EXPECT_EQ(255u, dst_pixels_opt[3][3]);
EXPECT_EQ(10u, dst_pixels_opt[4][0]);
EXPECT_EQ(59u, dst_pixels_opt[4][1]);
EXPECT_EQ(188u, dst_pixels_opt[4][2]);
EXPECT_EQ(224u, dst_pixels_opt[4][3]);
for (int i = 0; i < 1280; ++i) {
orig_pixels[i][0] = i;
orig_pixels[i][1] = i / 2;
orig_pixels[i][2] = i / 3;
orig_pixels[i][3] = i;
}
MaskCpuFlags(0);
ARGBPolynomial(&orig_pixels[0][0], 0, &dst_pixels_c[0][0], 0,
&kWarmifyPolynomial[0], 1280, 1);
MaskCpuFlags(-1);
for (int i = 0; i < benchmark_pixels_div1280_; ++i) {
ARGBPolynomial(&orig_pixels[0][0], 0, &dst_pixels_opt[0][0], 0,
&kWarmifyPolynomial[0], 1280, 1);
}
for (int i = 0; i < 1280; ++i) {
EXPECT_EQ(dst_pixels_c[i][0], dst_pixels_opt[i][0]);
EXPECT_EQ(dst_pixels_c[i][1], dst_pixels_opt[i][1]);
EXPECT_EQ(dst_pixels_c[i][2], dst_pixels_opt[i][2]);
EXPECT_EQ(dst_pixels_c[i][3], dst_pixels_opt[i][3]);
}
}
TEST_F(libyuvTest, TestARGBLumaColorTable) {
SIMD_ALIGNED(uint8 orig_pixels[1280][4]);
SIMD_ALIGNED(uint8 dst_pixels_opt[1280][4]);
SIMD_ALIGNED(uint8 dst_pixels_c[1280][4]);
memset(orig_pixels, 0, sizeof(orig_pixels));
align_buffer_64(lumacolortable, 32768);
int v = 0;
for (int i = 0; i < 32768; ++i) {
lumacolortable[i] = v;
v += 3;
}
// Test blue
orig_pixels[0][0] = 255u;
orig_pixels[0][1] = 0u;
orig_pixels[0][2] = 0u;
orig_pixels[0][3] = 128u;
// Test green
orig_pixels[1][0] = 0u;
orig_pixels[1][1] = 255u;
orig_pixels[1][2] = 0u;
orig_pixels[1][3] = 0u;
// Test red
orig_pixels[2][0] = 0u;
orig_pixels[2][1] = 0u;
orig_pixels[2][2] = 255u;
orig_pixels[2][3] = 255u;
// Test color
orig_pixels[3][0] = 16u;
orig_pixels[3][1] = 64u;
orig_pixels[3][2] = 192u;
orig_pixels[3][3] = 224u;
// Do 16 to test asm version.
ARGBLumaColorTable(&orig_pixels[0][0], 0, &dst_pixels_opt[0][0], 0,
&lumacolortable[0], 16, 1);
EXPECT_EQ(253u, dst_pixels_opt[0][0]);
EXPECT_EQ(0u, dst_pixels_opt[0][1]);
EXPECT_EQ(0u, dst_pixels_opt[0][2]);
EXPECT_EQ(128u, dst_pixels_opt[0][3]);
EXPECT_EQ(0u, dst_pixels_opt[1][0]);
EXPECT_EQ(253u, dst_pixels_opt[1][1]);
EXPECT_EQ(0u, dst_pixels_opt[1][2]);
EXPECT_EQ(0u, dst_pixels_opt[1][3]);
EXPECT_EQ(0u, dst_pixels_opt[2][0]);
EXPECT_EQ(0u, dst_pixels_opt[2][1]);
EXPECT_EQ(253u, dst_pixels_opt[2][2]);
EXPECT_EQ(255u, dst_pixels_opt[2][3]);
EXPECT_EQ(48u, dst_pixels_opt[3][0]);
EXPECT_EQ(192u, dst_pixels_opt[3][1]);
EXPECT_EQ(64u, dst_pixels_opt[3][2]);
EXPECT_EQ(224u, dst_pixels_opt[3][3]);
for (int i = 0; i < 1280; ++i) {
orig_pixels[i][0] = i;
orig_pixels[i][1] = i / 2;
orig_pixels[i][2] = i / 3;
orig_pixels[i][3] = i;
}
MaskCpuFlags(0);
ARGBLumaColorTable(&orig_pixels[0][0], 0, &dst_pixels_c[0][0], 0,
lumacolortable, 1280, 1);
MaskCpuFlags(-1);
for (int i = 0; i < benchmark_pixels_div1280_; ++i) {
ARGBLumaColorTable(&orig_pixels[0][0], 0, &dst_pixels_opt[0][0], 0,
lumacolortable, 1280, 1);
}
for (int i = 0; i < 1280; ++i) {
EXPECT_EQ(dst_pixels_c[i][0], dst_pixels_opt[i][0]);
EXPECT_EQ(dst_pixels_c[i][1], dst_pixels_opt[i][1]);
EXPECT_EQ(dst_pixels_c[i][2], dst_pixels_opt[i][2]);
EXPECT_EQ(dst_pixels_c[i][3], dst_pixels_opt[i][3]);
}
free_aligned_buffer_64(lumacolortable);
}
TEST_F(libyuvTest, TestARGBCopyAlpha) {
const int kSize = benchmark_width_ * benchmark_height_ * 4;
align_buffer_64(orig_pixels, kSize);
align_buffer_64(dst_pixels_opt, kSize);
align_buffer_64(dst_pixels_c, kSize);
MemRandomize(orig_pixels, kSize);
MemRandomize(dst_pixels_opt, kSize);
memcpy(dst_pixels_c, dst_pixels_opt, kSize);
MaskCpuFlags(0);
ARGBCopyAlpha(orig_pixels, benchmark_width_ * 4,
dst_pixels_c, benchmark_width_ * 4,
benchmark_width_, benchmark_height_);
MaskCpuFlags(-1);
for (int i = 0; i < benchmark_iterations_; ++i) {
ARGBCopyAlpha(orig_pixels, benchmark_width_ * 4,
dst_pixels_opt, benchmark_width_ * 4,
benchmark_width_, benchmark_height_);
}
for (int i = 0; i < kSize; ++i) {
EXPECT_EQ(dst_pixels_c[i], dst_pixels_opt[i]);
}
free_aligned_buffer_64(dst_pixels_c);
free_aligned_buffer_64(dst_pixels_opt);
free_aligned_buffer_64(orig_pixels);
}
TEST_F(libyuvTest, TestARGBCopyYToAlpha) {
const int kPixels = benchmark_width_ * benchmark_height_;
align_buffer_64(orig_pixels, kPixels);
align_buffer_64(dst_pixels_opt, kPixels * 4);
align_buffer_64(dst_pixels_c, kPixels * 4);
MemRandomize(orig_pixels, kPixels);
MemRandomize(dst_pixels_opt, kPixels * 4);
memcpy(dst_pixels_c, dst_pixels_opt, kPixels * 4);
MaskCpuFlags(0);
ARGBCopyYToAlpha(orig_pixels, benchmark_width_,
dst_pixels_c, benchmark_width_ * 4,
benchmark_width_, benchmark_height_);
MaskCpuFlags(-1);
for (int i = 0; i < benchmark_iterations_; ++i) {
ARGBCopyYToAlpha(orig_pixels, benchmark_width_,
dst_pixels_opt, benchmark_width_ * 4,
benchmark_width_, benchmark_height_);
}
for (int i = 0; i < kPixels * 4; ++i) {
EXPECT_EQ(dst_pixels_c[i], dst_pixels_opt[i]);
}
free_aligned_buffer_64(dst_pixels_c);
free_aligned_buffer_64(dst_pixels_opt);
free_aligned_buffer_64(orig_pixels);
}
} // namespace libyuv
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