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Unified Diff: content/common/gpu/client/gl_helper_benchmark.cc

Issue 1802383002: Move gl_helper to content/browser/compositor (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master
Patch Set: Rebased Created 4 years, 9 months ago
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Index: content/common/gpu/client/gl_helper_benchmark.cc
diff --git a/content/common/gpu/client/gl_helper_benchmark.cc b/content/common/gpu/client/gl_helper_benchmark.cc
deleted file mode 100644
index 43a1dbcf29395e7ad132abaa6c59f021ed74f8ad..0000000000000000000000000000000000000000
--- a/content/common/gpu/client/gl_helper_benchmark.cc
+++ /dev/null
@@ -1,290 +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/time/time.h"
-#include "content/common/gpu/client/gl_helper.h"
-#include "content/common/gpu/client/gl_helper_scaling.h"
-#include "gpu/blink/webgraphicscontext3d_in_process_command_buffer_impl.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 content {
-
-using blink::WebGLId;
-using blink::WebGraphicsContext3D;
-
-content::GLHelper::ScalerQuality kQualities[] = {
- content::GLHelper::SCALER_QUALITY_BEST,
- content::GLHelper::SCALER_QUALITY_GOOD,
- content::GLHelper::SCALER_QUALITY_FAST,
-};
-
-const char *kQualityNames[] = {
- "best",
- "good",
- "fast",
-};
-
-class GLHelperTest : public testing::Test {
- protected:
- void SetUp() override {
- WebGraphicsContext3D::Attributes attributes;
- bool lose_context_when_out_of_memory = false;
- context_ = gpu_blink::WebGraphicsContext3DInProcessCommandBufferImpl::
- CreateOffscreenContext(attributes, lose_context_when_out_of_memory);
- context_->InitializeOnCurrentThread();
-
- helper_.reset(
- new content::GLHelper(context_->GetGLInterface(),
- context_->GetContextSupport()));
- helper_scaling_.reset(new content::GLHelperScaling(
- context_->GetGLInterface(),
- 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);
- }
-
- scoped_ptr<gpu_blink::WebGraphicsContext3DInProcessCommandBufferImpl>
- context_;
- scoped_ptr<content::GLHelper> helper_;
- scoped_ptr<content::GLHelperScaling> helper_scaling_;
- std::deque<GLHelperScaling::ScaleOp> x_ops_, y_ops_;
-};
-
-
-TEST_F(GLHelperTest, 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) {
- WebGLId src_texture = context_->createTexture();
- WebGLId dst_texture = context_->createTexture();
- WebGLId framebuffer = context_->createFramebuffer();
- 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());
-
- context_->bindFramebuffer(GL_FRAMEBUFFER, framebuffer);
- context_->bindTexture(GL_TEXTURE_2D, dst_texture);
- context_->texImage2D(GL_TEXTURE_2D,
- 0,
- GL_RGBA,
- dst_size.width(),
- dst_size.height(),
- 0,
- GL_RGBA,
- GL_UNSIGNED_BYTE,
- 0);
- context_->bindTexture(GL_TEXTURE_2D, src_texture);
- context_->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());
- scoped_ptr<content::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);
- context_->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);
- context_->flush();
- }
- context_->finish();
- end_time = base::TimeTicks::Now();
- if (iterations > 2000) {
- break;
- }
- if ((end_time - start_time).InMillisecondsF() > 1000) {
- break;
- }
- }
- context_->deleteTexture(dst_texture);
- context_->deleteTexture(src_texture);
- context_->deleteFramebuffer(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;
- printf("*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(GLHelperTest, 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);
-
- WebGLId framebuffer = context_->createFramebuffer();
- WebGLId src_texture = context_->createTexture();
- const gfx::Size src_size(input.width(), input.height());
- context_->bindFramebuffer(GL_FRAMEBUFFER, framebuffer);
- context_->bindTexture(GL_TEXTURE_2D, src_texture);
- context_->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);
- WebGLId 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);
- context_->deleteTexture(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));
- }
- }
- context_->deleteTexture(src_texture);
- context_->deleteFramebuffer(framebuffer);
-}
-
-} // namespace
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