// Copyright (c) 2013 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 "base/command_line.h" #include "base/message_loop/message_loop_proxy.h" #include "base/path_service.h" #include "base/run_loop.h" #include "content/browser/gpu/compositor_util.h" #include "content/browser/gpu/gpu_data_manager_impl.h" #include "content/browser/renderer_host/dip_util.h" #include "content/browser/renderer_host/render_widget_host_impl.h" #include "content/port/browser/render_widget_host_view_frame_subscriber.h" #include "content/port/browser/render_widget_host_view_port.h" #include "content/public/browser/gpu_data_manager.h" #include "content/public/browser/render_view_host.h" #include "content/public/browser/web_contents.h" #include "content/public/common/content_paths.h" #include "content/public/common/content_switches.h" #include "content/public/common/url_constants.h" #include "content/public/test/browser_test_utils.h" #include "content/public/test/content_browser_test.h" #include "content/public/test/content_browser_test_utils.h" #include "content/shell/browser/shell.h" #include "media/base/video_frame.h" #include "media/filters/skcanvas_video_renderer.h" #include "net/base/net_util.h" #include "third_party/skia/include/core/SkBitmap.h" #include "third_party/skia/include/core/SkCanvas.h" #include "ui/base/ui_base_switches.h" #include "ui/gfx/size_conversions.h" #include "ui/gfx/switches.h" #include "ui/gl/gl_switches.h" #if defined(OS_MACOSX) #include "ui/gl/io_surface_support_mac.h" #endif #if defined(OS_WIN) #include "base/win/windows_version.h" #include "ui/gfx/win/dpi.h" #endif namespace content { namespace { // Convenience macro: Short-circuit a pass for the tests where platform support // for forced-compositing mode (or disabled-compositing mode) is lacking. #define SET_UP_SURFACE_OR_PASS_TEST(wait_message) \ if (!SetUpSourceSurface(wait_message)) { \ LOG(WARNING) \ << ("Blindly passing this test: This platform does not support " \ "forced compositing (or forced-disabled compositing) mode."); \ return; \ } // Convenience macro: Short-circuit a pass for platforms where setting up // high-DPI fails. #define PASS_TEST_IF_SCALE_FACTOR_NOT_SUPPORTED(factor) \ if (ui::GetScaleForScaleFactor( \ GetScaleFactorForView(GetRenderWidgetHostViewPort())) != factor) { \ LOG(WARNING) << "Blindly passing this test: failed to set up " \ "scale factor: " << factor; \ return false; \ } // Common base class for browser tests. This is subclassed twice: Once to test // the browser in forced-compositing mode, and once to test with compositing // mode disabled. class RenderWidgetHostViewBrowserTest : public ContentBrowserTest { public: RenderWidgetHostViewBrowserTest() : frame_size_(400, 300), callback_invoke_count_(0), frames_captured_(0) {} virtual void SetUpOnMainThread() OVERRIDE { ASSERT_TRUE(PathService::Get(DIR_TEST_DATA, &test_dir_)); } // Attempts to set up the source surface. Returns false if unsupported on the // current platform. virtual bool SetUpSourceSurface(const char* wait_message) = 0; int callback_invoke_count() const { return callback_invoke_count_; } int frames_captured() const { return frames_captured_; } const gfx::Size& frame_size() const { return frame_size_; } const base::FilePath& test_dir() const { return test_dir_; } RenderViewHost* GetRenderViewHost() const { RenderViewHost* const rvh = shell()->web_contents()->GetRenderViewHost(); CHECK(rvh); return rvh; } RenderWidgetHostImpl* GetRenderWidgetHost() const { RenderWidgetHostImpl* const rwh = RenderWidgetHostImpl::From( shell()->web_contents()->GetRenderWidgetHostView()-> GetRenderWidgetHost()); CHECK(rwh); return rwh; } RenderWidgetHostViewPort* GetRenderWidgetHostViewPort() const { RenderWidgetHostViewPort* const view = RenderWidgetHostViewPort::FromRWHV(GetRenderViewHost()->GetView()); CHECK(view); return view; } // Callback when using CopyFromBackingStore() API. void FinishCopyFromBackingStore(const base::Closure& quit_closure, bool frame_captured, const SkBitmap& bitmap) { ++callback_invoke_count_; if (frame_captured) { ++frames_captured_; EXPECT_FALSE(bitmap.empty()); } if (!quit_closure.is_null()) quit_closure.Run(); } // Callback when using CopyFromCompositingSurfaceToVideoFrame() API. void FinishCopyFromCompositingSurface(const base::Closure& quit_closure, bool frame_captured) { ++callback_invoke_count_; if (frame_captured) ++frames_captured_; if (!quit_closure.is_null()) quit_closure.Run(); } // Callback when using frame subscriber API. void FrameDelivered(const scoped_refptr& loop, base::Closure quit_closure, base::TimeTicks timestamp, bool frame_captured) { ++callback_invoke_count_; if (frame_captured) ++frames_captured_; if (!quit_closure.is_null()) loop->PostTask(FROM_HERE, quit_closure); } // Copy one frame using the CopyFromBackingStore API. void RunBasicCopyFromBackingStoreTest() { SET_UP_SURFACE_OR_PASS_TEST(NULL); // Repeatedly call CopyFromBackingStore() since, on some platforms (e.g., // Windows), the operation will fail until the first "present" has been // made. int count_attempts = 0; while (true) { ++count_attempts; base::RunLoop run_loop; GetRenderViewHost()->CopyFromBackingStore( gfx::Rect(), frame_size(), base::Bind( &RenderWidgetHostViewBrowserTest::FinishCopyFromBackingStore, base::Unretained(this), run_loop.QuitClosure()), SkBitmap::kARGB_8888_Config); run_loop.Run(); if (frames_captured()) break; else GiveItSomeTime(); } EXPECT_EQ(count_attempts, callback_invoke_count()); EXPECT_EQ(1, frames_captured()); } protected: // Waits until the source is available for copying. void WaitForCopySourceReady() { while (!GetRenderWidgetHostViewPort()->IsSurfaceAvailableForCopy()) GiveItSomeTime(); } // Run the current message loop for a short time without unwinding the current // call stack. static void GiveItSomeTime() { base::RunLoop run_loop; base::MessageLoop::current()->PostDelayedTask( FROM_HERE, run_loop.QuitClosure(), base::TimeDelta::FromMilliseconds(10)); run_loop.Run(); } private: const gfx::Size frame_size_; base::FilePath test_dir_; int callback_invoke_count_; int frames_captured_; }; enum CompositingMode { GL_COMPOSITING, SOFTWARE_COMPOSITING, }; class CompositingRenderWidgetHostViewBrowserTest : public RenderWidgetHostViewBrowserTest, public testing::WithParamInterface { public: explicit CompositingRenderWidgetHostViewBrowserTest() : compositing_mode_(GetParam()) {} virtual void SetUp() OVERRIDE { if (compositing_mode_ == SOFTWARE_COMPOSITING) UseSoftwareCompositing(); RenderWidgetHostViewBrowserTest::SetUp(); } virtual void SetUpCommandLine(CommandLine* command_line) OVERRIDE { // Note: Not appending kForceCompositingMode switch here, since not all bots // support compositing. Some bots will run with compositing on, and others // won't. Therefore, the call to SetUpSourceSurface() later on will detect // whether compositing mode is actually on or not. If not, the tests will // pass blindly, logging a warning message, since we cannot test what the // platform/implementation does not support. RenderWidgetHostViewBrowserTest::SetUpCommandLine(command_line); } virtual GURL TestUrl() { return net::FilePathToFileURL( test_dir().AppendASCII("rwhv_compositing_animation.html")); } virtual bool SetUpSourceSurface(const char* wait_message) OVERRIDE { if (!IsForceCompositingModeEnabled()) return false; // See comment in SetUpCommandLine(). #if defined(OS_MACOSX) CHECK(IOSurfaceSupport::Initialize()); #endif content::DOMMessageQueue message_queue; NavigateToURL(shell(), TestUrl()); if (wait_message != NULL) { std::string result(wait_message); if (!message_queue.WaitForMessage(&result)) { EXPECT_TRUE(false) << "WaitForMessage " << result << " failed."; return false; } } #if !defined(USE_AURA) if (!GetRenderWidgetHost()->is_accelerated_compositing_active()) return false; // Renderer did not turn on accelerated compositing. #endif // Using accelerated compositing, but a compositing surface might not be // available yet. So, wait for it. WaitForCopySourceReady(); return true; } private: const CompositingMode compositing_mode_; DISALLOW_COPY_AND_ASSIGN(CompositingRenderWidgetHostViewBrowserTest); }; class NonCompositingRenderWidgetHostViewBrowserTest : public RenderWidgetHostViewBrowserTest { public: NonCompositingRenderWidgetHostViewBrowserTest() {} virtual void SetUpCommandLine(CommandLine* command_line) OVERRIDE { // Note: Appending the kDisableAcceleratedCompositing switch here, but there // are some builds that only use compositing and will ignore this switch. // Therefore, the call to SetUpSourceSurface() later on will detect whether // compositing mode is actually off. If it's on, the tests will pass // blindly, logging a warning message, since we cannot test what the // platform/implementation does not support. command_line->AppendSwitch(switches::kDisableAcceleratedCompositing); RenderWidgetHostViewBrowserTest::SetUpCommandLine(command_line); } virtual GURL TestUrl() { return GURL(kAboutBlankURL); } virtual bool SetUpSourceSurface(const char* wait_message) OVERRIDE { if (IsForceCompositingModeEnabled()) return false; // See comment in SetUpCommandLine(). content::DOMMessageQueue message_queue; NavigateToURL(shell(), TestUrl()); if (wait_message != NULL) { std::string result(wait_message); if (!message_queue.WaitForMessage(&result)) { EXPECT_TRUE(false) << "WaitForMessage " << result << " failed."; return false; } } WaitForCopySourceReady(); // Return whether the renderer left accelerated compositing turned off. return !GetRenderWidgetHost()->is_accelerated_compositing_active(); } private: DISALLOW_COPY_AND_ASSIGN(NonCompositingRenderWidgetHostViewBrowserTest); }; class FakeFrameSubscriber : public RenderWidgetHostViewFrameSubscriber { public: FakeFrameSubscriber( RenderWidgetHostViewFrameSubscriber::DeliverFrameCallback callback) : callback_(callback) { } virtual bool ShouldCaptureFrame(base::TimeTicks present_time, scoped_refptr* storage, DeliverFrameCallback* callback) OVERRIDE { // Only allow one frame capture to be made. Otherwise, the compositor could // start multiple captures, unbounded, and eventually its own limiter logic // will begin invoking |callback| with a |false| result. This flakes out // the unit tests, since they receive a "failed" callback before the later // "success" callbacks. if (callback_.is_null()) return false; *storage = media::VideoFrame::CreateBlackFrame(gfx::Size(100, 100)); *callback = callback_; callback_.Reset(); return true; } private: DeliverFrameCallback callback_; }; // Disable tests for Android and IOS as these platforms have incomplete // implementation. #if !defined(OS_ANDROID) && !defined(OS_IOS) // The CopyFromBackingStore() API should work on all platforms when compositing // is enabled. IN_PROC_BROWSER_TEST_P(CompositingRenderWidgetHostViewBrowserTest, CopyFromBackingStore) { RunBasicCopyFromBackingStoreTest(); } // The CopyFromBackingStore() API should work on all platforms when compositing // is disabled. IN_PROC_BROWSER_TEST_F(NonCompositingRenderWidgetHostViewBrowserTest, CopyFromBackingStore) { RunBasicCopyFromBackingStoreTest(); } // Tests that the callback passed to CopyFromBackingStore is always called, // even when the RenderWidgetHost is deleting in the middle of an async copy. IN_PROC_BROWSER_TEST_P(CompositingRenderWidgetHostViewBrowserTest, CopyFromBackingStore_CallbackDespiteDelete) { SET_UP_SURFACE_OR_PASS_TEST(NULL); base::RunLoop run_loop; GetRenderViewHost()->CopyFromBackingStore( gfx::Rect(), frame_size(), base::Bind(&RenderWidgetHostViewBrowserTest::FinishCopyFromBackingStore, base::Unretained(this), run_loop.QuitClosure()), SkBitmap::kARGB_8888_Config); // Delete the surface before the callback is run. GetRenderWidgetHostViewPort()->AcceleratedSurfaceRelease(); run_loop.Run(); EXPECT_EQ(1, callback_invoke_count()); } // Tests that the callback passed to CopyFromCompositingSurfaceToVideoFrame is // always called, even when the RenderWidgetHost is deleting in the middle of // an async copy. // // Test is flaky on Win. http://crbug.com/276783 #if defined(OS_WIN) || (defined(OS_CHROMEOS) && !defined(NDEBUG)) #define MAYBE_CopyFromCompositingSurface_CallbackDespiteDelete \ DISABLED_CopyFromCompositingSurface_CallbackDespiteDelete #else #define MAYBE_CopyFromCompositingSurface_CallbackDespiteDelete \ CopyFromCompositingSurface_CallbackDespiteDelete #endif IN_PROC_BROWSER_TEST_P(CompositingRenderWidgetHostViewBrowserTest, MAYBE_CopyFromCompositingSurface_CallbackDespiteDelete) { SET_UP_SURFACE_OR_PASS_TEST(NULL); RenderWidgetHostViewPort* const view = GetRenderWidgetHostViewPort(); if (!view->CanCopyToVideoFrame()) { LOG(WARNING) << ("Blindly passing this test: CopyFromCompositingSurfaceToVideoFrame() " "not supported on this platform."); return; } base::RunLoop run_loop; scoped_refptr dest = media::VideoFrame::CreateBlackFrame(frame_size()); view->CopyFromCompositingSurfaceToVideoFrame( gfx::Rect(view->GetViewBounds().size()), dest, base::Bind( &RenderWidgetHostViewBrowserTest::FinishCopyFromCompositingSurface, base::Unretained(this), run_loop.QuitClosure())); // Delete the surface before the callback is run. view->AcceleratedSurfaceRelease(); run_loop.Run(); EXPECT_EQ(1, callback_invoke_count()); } // With compositing turned off, no platforms should support the // CopyFromCompositingSurfaceToVideoFrame() API. IN_PROC_BROWSER_TEST_F(NonCompositingRenderWidgetHostViewBrowserTest, CopyFromCompositingSurfaceToVideoFrameCallbackTest) { SET_UP_SURFACE_OR_PASS_TEST(NULL); EXPECT_FALSE(GetRenderWidgetHostViewPort()->CanCopyToVideoFrame()); } // Test basic frame subscription functionality. We subscribe, and then run // until at least one DeliverFrameCallback has been invoked. IN_PROC_BROWSER_TEST_P(CompositingRenderWidgetHostViewBrowserTest, FrameSubscriberTest) { SET_UP_SURFACE_OR_PASS_TEST(NULL); RenderWidgetHostViewPort* const view = GetRenderWidgetHostViewPort(); if (!view->CanSubscribeFrame()) { LOG(WARNING) << ("Blindly passing this test: Frame subscription not " "supported on this platform."); return; } base::RunLoop run_loop; scoped_ptr subscriber( new FakeFrameSubscriber( base::Bind(&RenderWidgetHostViewBrowserTest::FrameDelivered, base::Unretained(this), base::MessageLoopProxy::current(), run_loop.QuitClosure()))); view->BeginFrameSubscription(subscriber.Pass()); run_loop.Run(); view->EndFrameSubscription(); EXPECT_LE(1, callback_invoke_count()); EXPECT_LE(1, frames_captured()); } // Test that we can copy twice from an accelerated composited page. IN_PROC_BROWSER_TEST_P(CompositingRenderWidgetHostViewBrowserTest, CopyTwice) { SET_UP_SURFACE_OR_PASS_TEST(NULL); RenderWidgetHostViewPort* const view = GetRenderWidgetHostViewPort(); if (!view->CanCopyToVideoFrame()) { LOG(WARNING) << ("Blindly passing this test: " "CopyFromCompositingSurfaceToVideoFrame() not supported " "on this platform."); return; } base::RunLoop run_loop; scoped_refptr first_output = media::VideoFrame::CreateBlackFrame(frame_size()); ASSERT_TRUE(first_output.get()); scoped_refptr second_output = media::VideoFrame::CreateBlackFrame(frame_size()); ASSERT_TRUE(second_output.get()); view->CopyFromCompositingSurfaceToVideoFrame( gfx::Rect(view->GetViewBounds().size()), first_output, base::Bind(&RenderWidgetHostViewBrowserTest::FrameDelivered, base::Unretained(this), base::MessageLoopProxy::current(), base::Closure(), base::TimeTicks::Now())); view->CopyFromCompositingSurfaceToVideoFrame( gfx::Rect(view->GetViewBounds().size()), second_output, base::Bind(&RenderWidgetHostViewBrowserTest::FrameDelivered, base::Unretained(this), base::MessageLoopProxy::current(), run_loop.QuitClosure(), base::TimeTicks::Now())); run_loop.Run(); EXPECT_EQ(2, callback_invoke_count()); EXPECT_EQ(2, frames_captured()); } class CompositingRenderWidgetHostViewBrowserTestTabCapture : public CompositingRenderWidgetHostViewBrowserTest { public: CompositingRenderWidgetHostViewBrowserTestTabCapture() : expected_copy_from_compositing_surface_result_(false), allowable_error_(0), test_url_("data:text/html,") {} virtual void SetUp() OVERRIDE { EnablePixelOutput(); CompositingRenderWidgetHostViewBrowserTest::SetUp(); } void CopyFromCompositingSurfaceCallback(base::Closure quit_callback, bool result, const SkBitmap& bitmap) { EXPECT_EQ(expected_copy_from_compositing_surface_result_, result); if (!result) { quit_callback.Run(); return; } const SkBitmap& expected_bitmap = expected_copy_from_compositing_surface_bitmap_; EXPECT_EQ(expected_bitmap.width(), bitmap.width()); EXPECT_EQ(expected_bitmap.height(), bitmap.height()); EXPECT_EQ(expected_bitmap.config(), bitmap.config()); SkAutoLockPixels expected_bitmap_lock(expected_bitmap); SkAutoLockPixels bitmap_lock(bitmap); int fails = 0; for (int i = 0; i < bitmap.width() && fails < 10; ++i) { for (int j = 0; j < bitmap.height() && fails < 10; ++j) { if (!exclude_rect_.IsEmpty() && exclude_rect_.Contains(i, j)) continue; SkColor expected_color = expected_bitmap.getColor(i, j); SkColor color = bitmap.getColor(i, j); int expected_alpha = SkColorGetA(expected_color); int alpha = SkColorGetA(color); int expected_red = SkColorGetR(expected_color); int red = SkColorGetR(color); int expected_green = SkColorGetG(expected_color); int green = SkColorGetG(color); int expected_blue = SkColorGetB(expected_color); int blue = SkColorGetB(color); EXPECT_NEAR(expected_alpha, alpha, allowable_error_) << "expected_color: " << std::hex << expected_color << " color: " << color << " Failed at " << std::dec << i << ", " << j << " Failure " << ++fails; EXPECT_NEAR(expected_red, red, allowable_error_) << "expected_color: " << std::hex << expected_color << " color: " << color << " Failed at " << std::dec << i << ", " << j << " Failure " << ++fails; EXPECT_NEAR(expected_green, green, allowable_error_) << "expected_color: " << std::hex << expected_color << " color: " << color << " Failed at " << std::dec << i << ", " << j << " Failure " << ++fails; EXPECT_NEAR(expected_blue, blue, allowable_error_) << "expected_color: " << std::hex << expected_color << " color: " << color << " Failed at " << std::dec << i << ", " << j << " Failure " << ++fails; } } EXPECT_LT(fails, 10); quit_callback.Run(); } void CopyFromCompositingSurfaceCallbackForVideo( scoped_refptr video_frame, base::Closure quit_callback, bool result) { EXPECT_EQ(expected_copy_from_compositing_surface_result_, result); if (!result) { quit_callback.Run(); return; } media::SkCanvasVideoRenderer video_renderer; SkBitmap bitmap; bitmap.allocPixels(SkImageInfo::Make(video_frame->visible_rect().width(), video_frame->visible_rect().height(), kPMColor_SkColorType, kOpaque_SkAlphaType)); bitmap.allocPixels(); SkCanvas canvas(bitmap); video_renderer.Paint(video_frame.get(), &canvas, video_frame->visible_rect(), 0xff); CopyFromCompositingSurfaceCallback(quit_callback, result, bitmap); } void SetExpectedCopyFromCompositingSurfaceResult(bool result, const SkBitmap& bitmap) { expected_copy_from_compositing_surface_result_ = result; expected_copy_from_compositing_surface_bitmap_ = bitmap; } void SetAllowableError(int amount) { allowable_error_ = amount; } void SetExcludeRect(gfx::Rect exclude) { exclude_rect_ = exclude; } virtual GURL TestUrl() OVERRIDE { return GURL(test_url_); } void SetTestUrl(std::string url) { test_url_ = url; } // Loads a page two boxes side-by-side, each half the width of // |html_rect_size|, and with different background colors. The test then // copies from |copy_rect| region of the page into a bitmap of size // |output_size|, and compares that with a bitmap of size // |expected_bitmap_size|. // Note that |output_size| may not have the same size as |copy_rect| (e.g. // when the output is scaled). Also note that |expected_bitmap_size| may not // be the same as |output_size| (e.g. when the device scale factor is not 1). void PerformTestWithLeftRightRects(const gfx::Size& html_rect_size, const gfx::Rect& copy_rect, const gfx::Size& output_size, const gfx::Size& expected_bitmap_size, bool video_frame) { const gfx::Size box_size(html_rect_size.width() / 2, html_rect_size.height()); SetTestUrl(base::StringPrintf( "data:text/html," "
" "
" "
" "" "", box_size.width(), box_size.height(), box_size.width(), box_size.width(), box_size.height())); SET_UP_SURFACE_OR_PASS_TEST("\"DONE\""); if (!ShouldContinueAfterTestURLLoad()) return; RenderWidgetHostViewPort* rwhvp = GetRenderWidgetHostViewPort(); if (video_frame && !rwhvp->CanCopyToVideoFrame()) { // This should only happen on Mac when using the software compositor. // Otherwise, raise an error. This can be removed when Mac is moved to a // browser compositor. // http://crbug.com/314190 #if defined(OS_MACOSX) if (!content::GpuDataManager::GetInstance()->GpuAccessAllowed(NULL)) { LOG(WARNING) << ("Blindly passing this test because copying to " "video frames is not supported on this platform."); return; } #endif NOTREACHED(); } // The page is loaded in the renderer, wait for a new frame to arrive. uint32 frame = rwhvp->RendererFrameNumber(); while (!GetRenderWidgetHost()->ScheduleComposite()) GiveItSomeTime(); while (rwhvp->RendererFrameNumber() == frame) GiveItSomeTime(); SkBitmap expected_bitmap; SetupLeftRightBitmap(expected_bitmap_size, &expected_bitmap); SetExpectedCopyFromCompositingSurfaceResult(true, expected_bitmap); base::RunLoop run_loop; if (video_frame) { // Allow pixel differences as long as we have the right idea. SetAllowableError(0x10); // Exclude the middle two columns which are blended between the two sides. SetExcludeRect( gfx::Rect(output_size.width() / 2 - 1, 0, 2, output_size.height())); scoped_refptr video_frame = media::VideoFrame::CreateFrame(media::VideoFrame::YV12, expected_bitmap_size, gfx::Rect(expected_bitmap_size), expected_bitmap_size, base::TimeDelta()); base::Callback callback = base::Bind(&CompositingRenderWidgetHostViewBrowserTestTabCapture:: CopyFromCompositingSurfaceCallbackForVideo, base::Unretained(this), video_frame, run_loop.QuitClosure()); rwhvp->CopyFromCompositingSurfaceToVideoFrame(copy_rect, video_frame, callback); } else { #if defined(USE_AURA) if (!content::GpuDataManager::GetInstance() ->CanUseGpuBrowserCompositor()) { // Skia rendering can cause color differences, particularly in the // middle two columns. SetAllowableError(2); SetExcludeRect( gfx::Rect(output_size.width() / 2 - 1, 0, 2, output_size.height())); } #endif base::Callback callback = base::Bind(&CompositingRenderWidgetHostViewBrowserTestTabCapture:: CopyFromCompositingSurfaceCallback, base::Unretained(this), run_loop.QuitClosure()); rwhvp->CopyFromCompositingSurface(copy_rect, output_size, callback, SkBitmap::kARGB_8888_Config); } run_loop.Run(); } // Sets up |bitmap| to have size |copy_size|. It floods the left half with // #0ff and the right half with #ff0. void SetupLeftRightBitmap(const gfx::Size& copy_size, SkBitmap* bitmap) { bitmap->setConfig( SkBitmap::kARGB_8888_Config, copy_size.width(), copy_size.height()); bitmap->allocPixels(); // Left half is #0ff. bitmap->eraseARGB(255, 0, 255, 255); // Right half is #ff0. { SkAutoLockPixels lock(*bitmap); for (int i = 0; i < copy_size.width() / 2; ++i) { for (int j = 0; j < copy_size.height(); ++j) { *(bitmap->getAddr32(copy_size.width() / 2 + i, j)) = SkColorSetARGB(255, 255, 255, 0); } } } } protected: virtual bool ShouldContinueAfterTestURLLoad() { return true; } private: bool expected_copy_from_compositing_surface_result_; SkBitmap expected_copy_from_compositing_surface_bitmap_; int allowable_error_; gfx::Rect exclude_rect_; std::string test_url_; }; IN_PROC_BROWSER_TEST_P(CompositingRenderWidgetHostViewBrowserTestTabCapture, CopyFromCompositingSurface_Origin_Unscaled) { gfx::Rect copy_rect(400, 300); gfx::Size output_size = copy_rect.size(); gfx::Size expected_bitmap_size = output_size; gfx::Size html_rect_size(400, 300); bool video_frame = false; PerformTestWithLeftRightRects(html_rect_size, copy_rect, output_size, expected_bitmap_size, video_frame); } IN_PROC_BROWSER_TEST_P(CompositingRenderWidgetHostViewBrowserTestTabCapture, CopyFromCompositingSurface_Origin_Scaled) { gfx::Rect copy_rect(400, 300); gfx::Size output_size(200, 100); gfx::Size expected_bitmap_size = output_size; gfx::Size html_rect_size(400, 300); bool video_frame = false; PerformTestWithLeftRightRects(html_rect_size, copy_rect, output_size, expected_bitmap_size, video_frame); } IN_PROC_BROWSER_TEST_P(CompositingRenderWidgetHostViewBrowserTestTabCapture, CopyFromCompositingSurface_Cropped_Unscaled) { // Grab 60x60 pixels from the center of the tab contents. gfx::Rect copy_rect(400, 300); copy_rect = gfx::Rect(copy_rect.CenterPoint() - gfx::Vector2d(30, 30), gfx::Size(60, 60)); gfx::Size output_size = copy_rect.size(); gfx::Size expected_bitmap_size = output_size; gfx::Size html_rect_size(400, 300); bool video_frame = false; PerformTestWithLeftRightRects(html_rect_size, copy_rect, output_size, expected_bitmap_size, video_frame); } IN_PROC_BROWSER_TEST_P(CompositingRenderWidgetHostViewBrowserTestTabCapture, CopyFromCompositingSurface_Cropped_Scaled) { // Grab 60x60 pixels from the center of the tab contents. gfx::Rect copy_rect(400, 300); copy_rect = gfx::Rect(copy_rect.CenterPoint() - gfx::Vector2d(30, 30), gfx::Size(60, 60)); gfx::Size output_size(20, 10); gfx::Size expected_bitmap_size = output_size; gfx::Size html_rect_size(400, 300); bool video_frame = false; PerformTestWithLeftRightRects(html_rect_size, copy_rect, output_size, expected_bitmap_size, video_frame); } IN_PROC_BROWSER_TEST_P(CompositingRenderWidgetHostViewBrowserTestTabCapture, CopyFromCompositingSurface_ForVideoFrame) { // Grab 90x60 pixels from the center of the tab contents. gfx::Rect copy_rect(400, 300); copy_rect = gfx::Rect(copy_rect.CenterPoint() - gfx::Vector2d(45, 30), gfx::Size(90, 60)); gfx::Size output_size = copy_rect.size(); gfx::Size expected_bitmap_size = output_size; gfx::Size html_rect_size(400, 300); bool video_frame = true; PerformTestWithLeftRightRects(html_rect_size, copy_rect, output_size, expected_bitmap_size, video_frame); } IN_PROC_BROWSER_TEST_P(CompositingRenderWidgetHostViewBrowserTestTabCapture, CopyFromCompositingSurface_ForVideoFrame_Scaled) { // Grab 90x60 pixels from the center of the tab contents. gfx::Rect copy_rect(400, 300); copy_rect = gfx::Rect(copy_rect.CenterPoint() - gfx::Vector2d(45, 30), gfx::Size(90, 60)); // Scale to 30 x 20 (preserve aspect ratio). gfx::Size output_size(30, 20); gfx::Size expected_bitmap_size = output_size; gfx::Size html_rect_size(400, 300); bool video_frame = true; PerformTestWithLeftRightRects(html_rect_size, copy_rect, output_size, expected_bitmap_size, video_frame); } class CompositingRenderWidgetHostViewTabCaptureHighDPI : public CompositingRenderWidgetHostViewBrowserTestTabCapture { public: CompositingRenderWidgetHostViewTabCaptureHighDPI() : kScale(2.f) {} virtual void SetUpOnMainThread() OVERRIDE { CommandLine* cmd = CommandLine::ForCurrentProcess(); cmd->AppendSwitchASCII(switches::kForceDeviceScaleFactor, base::StringPrintf("%f", scale())); #if defined(OS_WIN) gfx::ForceHighDPISupportForTesting(scale()); gfx::EnableHighDPISupport(); #endif } float scale() const { return kScale; } private: virtual bool ShouldContinueAfterTestURLLoad() OVERRIDE { PASS_TEST_IF_SCALE_FACTOR_NOT_SUPPORTED(scale()); return true; } const float kScale; DISALLOW_COPY_AND_ASSIGN(CompositingRenderWidgetHostViewTabCaptureHighDPI); }; IN_PROC_BROWSER_TEST_P(CompositingRenderWidgetHostViewTabCaptureHighDPI, CopyFromCompositingSurface) { gfx::Rect copy_rect(200, 150); gfx::Size output_size = copy_rect.size(); gfx::Size expected_bitmap_size = gfx::ToFlooredSize(gfx::ScaleSize(output_size, scale(), scale())); gfx::Size html_rect_size(200, 150); bool video_frame = false; PerformTestWithLeftRightRects(html_rect_size, copy_rect, output_size, expected_bitmap_size, video_frame); } IN_PROC_BROWSER_TEST_P(CompositingRenderWidgetHostViewTabCaptureHighDPI, CopyFromCompositingSurfaceVideoFrame) { gfx::Size html_rect_size(200, 150); // Grab 90x60 pixels from the center of the tab contents. gfx::Rect copy_rect = gfx::Rect(gfx::Rect(html_rect_size).CenterPoint() - gfx::Vector2d(45, 30), gfx::Size(90, 60)); gfx::Size output_size = copy_rect.size(); gfx::Size expected_bitmap_size = gfx::ToFlooredSize(gfx::ScaleSize(output_size, scale(), scale())); bool video_frame = true; PerformTestWithLeftRightRects(html_rect_size, copy_rect, output_size, expected_bitmap_size, video_frame); } #if !defined(USE_AURA) && !defined(OS_MACOSX) // TODO(danakj): Remove this case when GTK linux is no more and move the // values inline to testing::Values() below. static const CompositingMode kAllCompositingModes[] = {GL_COMPOSITING}; #else static const CompositingMode kAllCompositingModes[] = {GL_COMPOSITING, SOFTWARE_COMPOSITING}; #endif INSTANTIATE_TEST_CASE_P(GLAndSoftwareCompositing, CompositingRenderWidgetHostViewBrowserTest, testing::ValuesIn(kAllCompositingModes)); INSTANTIATE_TEST_CASE_P(GLAndSoftwareCompositing, CompositingRenderWidgetHostViewBrowserTestTabCapture, testing::ValuesIn(kAllCompositingModes)); INSTANTIATE_TEST_CASE_P(GLAndSoftwareCompositing, CompositingRenderWidgetHostViewTabCaptureHighDPI, testing::ValuesIn(kAllCompositingModes)); #endif // !defined(OS_ANDROID) && !defined(OS_IOS) } // namespace } // namespace content