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// Copyright 2017 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include <vector>
#include "base/timer/lap_timer.h"
#include "cc/paint/draw_image.h"
#include "cc/paint/paint_image_builder.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_result_reporter.h"
#include "third_party/skia/include/core/SkBitmap.h"
#include "third_party/skia/include/core/SkColorType.h"
#include "third_party/skia/include/core/SkImage.h"
#include "third_party/skia/include/core/SkImageInfo.h"
#include "third_party/skia/include/core/SkM44.h"
#include "third_party/skia/include/core/SkRect.h"
#include "third_party/skia/include/core/SkRefCnt.h"
#include "third_party/skia/include/core/SkSize.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 SkImages::RasterFromBitmap(bitmap);
}
SkM44 CreateMatrix(const SkSize& scale) {
return SkM44::Scale(scale.width(), scale.height());
}
class SoftwareImageDecodeCachePerfTest : public testing::Test {
public:
SoftwareImageDecodeCachePerfTest()
: timer_(kWarmupRuns,
base::Milliseconds(kTimeLimitMillis),
kTimeCheckInterval) {}
void RunFromImage() {
PaintFlags::FilterQuality qualities[] = {
PaintFlags::FilterQuality::kNone, PaintFlags::FilterQuality::kLow,
PaintFlags::FilterQuality::kMedium, PaintFlags::FilterQuality::kHigh};
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(
PaintImageBuilder::WithDefault()
.set_id(PaintImage::GetNextId())
.set_image(CreateImage(rect.width(), rect.height()),
PaintImage::GetNextContentId())
.TakePaintImage(),
false, subrect, quality,
CreateMatrix(SkSize::Make(scale.first, scale.second)), 0u,
TargetColorParams());
}
}
}
timer_.Reset();
do {
for (auto& image : images) {
SoftwareImageDecodeCache::CacheKey::FromDrawImage(image,
kN32_SkColorType);
}
timer_.NextLap();
} while (!timer_.HasTimeLimitExpired());
perf_test::PerfResultReporter reporter("software_image_decode_cache",
"fromdrawimage");
reporter.RegisterImportantMetric("", "runs/s");
reporter.AddResult("", timer_.LapsPerSecond());
}
private:
base::LapTimer timer_;
};
TEST_F(SoftwareImageDecodeCachePerfTest, FromDrawImage) {
RunFromImage();
}
} // namespace
} // namespace cc
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