blob: 0267f20d4f49c63db09905200679c600a75e14ab [file] [log] [blame]
// Copyright 2017 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include <vector>
#include "cc/base/lap_timer.h"
#include "cc/paint/draw_image.h"
#include "cc/raster/tile_task.h"
#include "cc/tiles/software_image_decode_cache.h"
#include "testing/gtest/include/gtest/gtest.h"
#include "testing/perf/perf_test.h"
namespace cc {
namespace {
static const int kTimeLimitMillis = 2000;
static const int kWarmupRuns = 5;
static const int kTimeCheckInterval = 10;
sk_sp<SkImage> CreateImage(int width, int height) {
SkBitmap bitmap;
bitmap.allocPixels(SkImageInfo::MakeN32Premul(width, height));
return SkImage::MakeFromBitmap(bitmap);
}
SkMatrix CreateMatrix(const SkSize& scale) {
SkMatrix matrix;
matrix.setScale(scale.width(), scale.height());
return matrix;
}
class SoftwareImageDecodeCachePerfTest : public testing::Test {
public:
SoftwareImageDecodeCachePerfTest()
: timer_(kWarmupRuns,
base::TimeDelta::FromMilliseconds(kTimeLimitMillis),
kTimeCheckInterval) {}
void RunFromImage() {
SkFilterQuality qualities[] = {kNone_SkFilterQuality, kLow_SkFilterQuality,
kMedium_SkFilterQuality,
kHigh_SkFilterQuality};
std::pair<SkIRect, SkIRect> image_rect_subrect[] = {
std::make_pair(SkIRect::MakeWH(100, 100), SkIRect::MakeWH(100, 100)),
std::make_pair(SkIRect::MakeWH(100, 100), SkIRect::MakeWH(50, 50)),
std::make_pair(SkIRect::MakeWH(100, 100), SkIRect::MakeWH(1000, 1000))};
std::pair<float, float> scales[] = {
std::make_pair(1.f, 1.f), std::make_pair(0.5f, 0.5f),
std::make_pair(2.f, 2.f), std::make_pair(0.5f, 1.5f)};
std::vector<DrawImage> images;
for (auto& quality : qualities) {
for (auto& rect_subrect : image_rect_subrect) {
auto& rect = rect_subrect.first;
auto& subrect = rect_subrect.second;
for (auto& scale : scales) {
images.emplace_back(
CreateImage(rect.width(), rect.height()), subrect, quality,
CreateMatrix(SkSize::Make(scale.first, scale.second)),
gfx::ColorSpace());
}
}
}
timer_.Reset();
do {
for (auto& image : images)
ImageDecodeCacheKey::FromDrawImage(image);
timer_.NextLap();
} while (!timer_.HasTimeLimitExpired());
perf_test::PrintResult("software_image_decode_cache_fromdrawimage", "",
"result", timer_.LapsPerSecond(), "runs/s", true);
}
private:
LapTimer timer_;
};
TEST_F(SoftwareImageDecodeCachePerfTest, FromDrawImage) {
RunFromImage();
}
} // namespace
} // namespace cc