Index: components/display_compositor/gl_helper_benchmark.cc |
diff --git a/components/display_compositor/gl_helper_benchmark.cc b/components/display_compositor/gl_helper_benchmark.cc |
deleted file mode 100644 |
index 674e4fd18bd84661e3c037a6c609472cb7efc562..0000000000000000000000000000000000000000 |
--- a/components/display_compositor/gl_helper_benchmark.cc |
+++ /dev/null |
@@ -1,254 +0,0 @@ |
-// Copyright (c) 2012 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. |
- |
-// This file looks like a unit test, but it contains benchmarks and test |
-// utilities intended for manual evaluation of the scalers in |
-// gl_helper*. These tests produce output in the form of files and printouts, |
-// but cannot really "fail". There is no point in making these tests part |
-// of any test automation run. |
- |
-#include <stddef.h> |
-#include <stdio.h> |
-#include <cmath> |
-#include <string> |
-#include <vector> |
- |
-#include <GLES2/gl2.h> |
-#include <GLES2/gl2ext.h> |
-#include <GLES2/gl2extchromium.h> |
- |
-#include "base/at_exit.h" |
-#include "base/command_line.h" |
-#include "base/files/file_util.h" |
-#include "base/macros.h" |
-#include "base/strings/stringprintf.h" |
-#include "base/threading/thread_task_runner_handle.h" |
-#include "base/time/time.h" |
-#include "components/display_compositor/gl_helper.h" |
-#include "components/display_compositor/gl_helper_scaling.h" |
-#include "gpu/command_buffer/client/gles2_implementation.h" |
-#include "gpu/command_buffer/client/shared_memory_limits.h" |
-#include "gpu/ipc/gl_in_process_context.h" |
-#include "testing/gtest/include/gtest/gtest.h" |
-#include "third_party/skia/include/core/SkBitmap.h" |
-#include "third_party/skia/include/core/SkTypes.h" |
-#include "ui/gfx/codec/png_codec.h" |
-#include "ui/gl/gl_surface.h" |
- |
-namespace display_compositor { |
- |
-namespace { |
- |
-display_compositor::GLHelper::ScalerQuality kQualities[] = { |
- display_compositor::GLHelper::SCALER_QUALITY_BEST, |
- display_compositor::GLHelper::SCALER_QUALITY_GOOD, |
- display_compositor::GLHelper::SCALER_QUALITY_FAST, |
-}; |
- |
-const char* const kQualityNames[] = { |
- "best", "good", "fast", |
-}; |
- |
-} // namespace |
- |
-class GLHelperBenchmark : public testing::Test { |
- protected: |
- void SetUp() override { |
- gpu::gles2::ContextCreationAttribHelper attributes; |
- attributes.alpha_size = 8; |
- attributes.depth_size = 24; |
- attributes.red_size = 8; |
- attributes.green_size = 8; |
- attributes.blue_size = 8; |
- attributes.stencil_size = 8; |
- attributes.samples = 4; |
- attributes.sample_buffers = 1; |
- attributes.bind_generates_resource = false; |
- attributes.gpu_preference = gl::PreferDiscreteGpu; |
- |
- context_.reset( |
- gpu::GLInProcessContext::Create(nullptr, /* service */ |
- nullptr, /* surface */ |
- true, /* offscreen */ |
- gpu::kNullSurfaceHandle, /* window */ |
- nullptr, /* share_context */ |
- attributes, gpu::SharedMemoryLimits(), |
- nullptr, /* gpu_memory_buffer_manager */ |
- nullptr, /* image_factory */ |
- base::ThreadTaskRunnerHandle::Get())); |
- gl_ = context_->GetImplementation(); |
- gpu::ContextSupport* support = context_->GetImplementation(); |
- |
- helper_.reset(new display_compositor::GLHelper(gl_, support)); |
- helper_scaling_.reset( |
- new display_compositor::GLHelperScaling(gl_, helper_.get())); |
- } |
- |
- void TearDown() override { |
- helper_scaling_.reset(NULL); |
- helper_.reset(NULL); |
- context_.reset(NULL); |
- } |
- |
- void LoadPngFileToSkBitmap(const base::FilePath& filename, SkBitmap* bitmap) { |
- std::string compressed; |
- base::ReadFileToString(base::MakeAbsoluteFilePath(filename), &compressed); |
- ASSERT_TRUE(compressed.size()); |
- ASSERT_TRUE(gfx::PNGCodec::Decode( |
- reinterpret_cast<const unsigned char*>(compressed.data()), |
- compressed.size(), bitmap)); |
- } |
- |
- // Save the image to a png file. Used to create the initial test files. |
- void SaveToFile(SkBitmap* bitmap, const base::FilePath& filename) { |
- std::vector<unsigned char> compressed; |
- ASSERT_TRUE(gfx::PNGCodec::Encode( |
- static_cast<unsigned char*>(bitmap->getPixels()), |
- gfx::PNGCodec::FORMAT_BGRA, |
- gfx::Size(bitmap->width(), bitmap->height()), |
- static_cast<int>(bitmap->rowBytes()), true, |
- std::vector<gfx::PNGCodec::Comment>(), &compressed)); |
- ASSERT_TRUE(compressed.size()); |
- FILE* f = base::OpenFile(filename, "wb"); |
- ASSERT_TRUE(f); |
- ASSERT_EQ(fwrite(&*compressed.begin(), 1, compressed.size(), f), |
- compressed.size()); |
- base::CloseFile(f); |
- } |
- |
- std::unique_ptr<gpu::GLInProcessContext> context_; |
- gpu::gles2::GLES2Interface* gl_; |
- std::unique_ptr<display_compositor::GLHelper> helper_; |
- std::unique_ptr<display_compositor::GLHelperScaling> helper_scaling_; |
- std::deque<GLHelperScaling::ScaleOp> x_ops_, y_ops_; |
-}; |
- |
-TEST_F(GLHelperBenchmark, ScaleBenchmark) { |
- int output_sizes[] = {1920, 1080, 1249, 720, // Output size on pixel |
- 256, 144}; |
- int input_sizes[] = {3200, 2040, 2560, 1476, // Pixel tab size |
- 1920, 1080, 1280, 720, 800, 480, 256, 144}; |
- |
- for (size_t q = 0; q < arraysize(kQualities); q++) { |
- for (size_t outsize = 0; outsize < arraysize(output_sizes); outsize += 2) { |
- for (size_t insize = 0; insize < arraysize(input_sizes); insize += 2) { |
- uint32_t src_texture; |
- gl_->GenTextures(1, &src_texture); |
- uint32_t dst_texture; |
- gl_->GenTextures(1, &dst_texture); |
- uint32_t framebuffer; |
- gl_->GenFramebuffers(1, &framebuffer); |
- const gfx::Size src_size(input_sizes[insize], input_sizes[insize + 1]); |
- const gfx::Size dst_size(output_sizes[outsize], |
- output_sizes[outsize + 1]); |
- SkBitmap input; |
- input.allocN32Pixels(src_size.width(), src_size.height()); |
- |
- SkBitmap output_pixels; |
- output_pixels.allocN32Pixels(dst_size.width(), dst_size.height()); |
- |
- gl_->BindFramebuffer(GL_FRAMEBUFFER, framebuffer); |
- gl_->BindTexture(GL_TEXTURE_2D, dst_texture); |
- gl_->TexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, dst_size.width(), |
- dst_size.height(), 0, GL_RGBA, GL_UNSIGNED_BYTE, 0); |
- gl_->BindTexture(GL_TEXTURE_2D, src_texture); |
- gl_->TexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, src_size.width(), |
- src_size.height(), 0, GL_RGBA, GL_UNSIGNED_BYTE, |
- input.getPixels()); |
- |
- gfx::Rect src_subrect(0, 0, src_size.width(), src_size.height()); |
- std::unique_ptr<display_compositor::GLHelper::ScalerInterface> scaler( |
- helper_->CreateScaler(kQualities[q], src_size, src_subrect, |
- dst_size, false, false)); |
- // Scale once beforehand before we start measuring. |
- scaler->Scale(src_texture, dst_texture); |
- gl_->Finish(); |
- |
- base::TimeTicks start_time = base::TimeTicks::Now(); |
- int iterations = 0; |
- base::TimeTicks end_time; |
- while (true) { |
- for (int i = 0; i < 50; i++) { |
- iterations++; |
- scaler->Scale(src_texture, dst_texture); |
- gl_->Flush(); |
- } |
- gl_->Finish(); |
- end_time = base::TimeTicks::Now(); |
- if (iterations > 2000) { |
- break; |
- } |
- if ((end_time - start_time).InMillisecondsF() > 1000) { |
- break; |
- } |
- } |
- gl_->DeleteTextures(1, &dst_texture); |
- gl_->DeleteTextures(1, &src_texture); |
- gl_->DeleteFramebuffers(1, &framebuffer); |
- |
- std::string name; |
- name = base::StringPrintf("scale_%dx%d_to_%dx%d_%s", src_size.width(), |
- src_size.height(), dst_size.width(), |
- dst_size.height(), kQualityNames[q]); |
- |
- float ms = (end_time - start_time).InMillisecondsF() / iterations; |
- VLOG(0) << base::StringPrintf("*RESULT gpu_scale_time: %s=%.2f ms\n", |
- name.c_str(), ms); |
- } |
- } |
- } |
-} |
- |
-// This is more of a test utility than a test. |
-// Put an PNG image called "testimage.png" in your |
-// current directory, then run this test. It will |
-// create testoutput_Q_P.png, where Q is the scaling |
-// mode and P is the scaling percentage taken from |
-// the table below. |
-TEST_F(GLHelperBenchmark, DISABLED_ScaleTestImage) { |
- int percents[] = { |
- 230, 180, 150, 110, 90, 70, 50, 49, 40, 20, 10, |
- }; |
- |
- SkBitmap input; |
- LoadPngFileToSkBitmap(base::FilePath(FILE_PATH_LITERAL("testimage.png")), |
- &input); |
- |
- uint32_t framebuffer; |
- gl_->GenFramebuffers(1, &framebuffer); |
- uint32_t src_texture; |
- gl_->GenTextures(1, &src_texture); |
- const gfx::Size src_size(input.width(), input.height()); |
- gl_->BindFramebuffer(GL_FRAMEBUFFER, framebuffer); |
- gl_->BindTexture(GL_TEXTURE_2D, src_texture); |
- gl_->TexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, src_size.width(), |
- src_size.height(), 0, GL_RGBA, GL_UNSIGNED_BYTE, |
- input.getPixels()); |
- |
- for (size_t q = 0; q < arraysize(kQualities); q++) { |
- for (size_t p = 0; p < arraysize(percents); p++) { |
- const gfx::Size dst_size(input.width() * percents[p] / 100, |
- input.height() * percents[p] / 100); |
- uint32_t dst_texture = helper_->CopyAndScaleTexture( |
- src_texture, src_size, dst_size, false, kQualities[q]); |
- |
- SkBitmap output_pixels; |
- output_pixels.allocN32Pixels(dst_size.width(), dst_size.height()); |
- |
- helper_->ReadbackTextureSync( |
- dst_texture, gfx::Rect(0, 0, dst_size.width(), dst_size.height()), |
- static_cast<unsigned char*>(output_pixels.getPixels()), |
- kN32_SkColorType); |
- gl_->DeleteTextures(1, &dst_texture); |
- std::string filename = base::StringPrintf("testoutput_%s_%d.ppm", |
- kQualityNames[q], percents[p]); |
- VLOG(0) << "Writing " << filename; |
- SaveToFile(&output_pixels, base::FilePath::FromUTF8Unsafe(filename)); |
- } |
- } |
- gl_->DeleteTextures(1, &src_texture); |
- gl_->DeleteFramebuffers(1, &framebuffer); |
-} |
- |
-} // namespace display_compositor |