blob: 905425c4b2e2e6dadf1655c5bb02b0ee92f14bd5 [file] [log] [blame]
// 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/barrier_closure.h"
#include "base/command_line.h"
#include "base/location.h"
#include "base/path_service.h"
#include "base/run_loop.h"
#include "base/single_thread_task_runner.h"
#include "base/thread_task_runner_handle.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/browser/renderer_host/render_widget_host_view_base.h"
#include "content/public/browser/gpu_data_manager.h"
#include "content/public/browser/render_view_host.h"
#include "content/public/browser/render_widget_host_view_frame_subscriber.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/blink/skcanvas_video_renderer.h"
#include "net/base/filename_util.h"
#include "third_party/skia/include/core/SkBitmap.h"
#include "third_party/skia/include/core/SkCanvas.h"
#include "ui/base/layout.h"
#include "ui/base/ui_base_switches.h"
#include "ui/gfx/geometry/size_conversions.h"
#include "ui/gfx/switches.h"
#include "ui/gl/gl_switches.h"
#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; \
}
// 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) {}
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;
}
RenderWidgetHostViewBase* GetRenderWidgetHostView() const {
return static_cast<RenderWidgetHostViewBase*>(
GetRenderViewHost()->GetView());
}
// Callback when using CopyFromBackingStore() API.
void FinishCopyFromBackingStore(const base::Closure& quit_closure,
const SkBitmap& bitmap,
ReadbackResponse response) {
++callback_invoke_count_;
if (response == READBACK_SUCCESS) {
++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<base::SingleThreadTaskRunner>& task_runner,
base::Closure quit_closure,
base::TimeTicks timestamp,
bool frame_captured) {
++callback_invoke_count_;
if (frame_captured)
++frames_captured_;
if (!quit_closure.is_null())
task_runner->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()),
kN32_SkColorType);
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 (!GetRenderWidgetHostView()->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::ThreadTaskRunnerHandle::Get()->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<CompositingMode> {
public:
explicit CompositingRenderWidgetHostViewBrowserTest()
: compositing_mode_(GetParam()) {}
void SetUp() override {
if (compositing_mode_ == SOFTWARE_COMPOSITING)
UseSoftwareCompositing();
RenderWidgetHostViewBrowserTest::SetUp();
}
virtual GURL TestUrl() {
return net::FilePathToFileURL(
test_dir().AppendASCII("rwhv_compositing_animation.html"));
}
bool SetUpSourceSurface(const char* wait_message) override {
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;
}
}
// A frame might not be available yet. So, wait for it.
WaitForCopySourceReady();
return true;
}
private:
const CompositingMode compositing_mode_;
DISALLOW_COPY_AND_ASSIGN(CompositingRenderWidgetHostViewBrowserTest);
};
class FakeFrameSubscriber : public RenderWidgetHostViewFrameSubscriber {
public:
FakeFrameSubscriber(
RenderWidgetHostViewFrameSubscriber::DeliverFrameCallback callback)
: callback_(callback) {
}
bool ShouldCaptureFrame(const gfx::Rect& damage_rect,
base::TimeTicks present_time,
scoped_refptr<media::VideoFrame>* 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();
}
// 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()),
kN32_SkColorType);
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.
IN_PROC_BROWSER_TEST_P(CompositingRenderWidgetHostViewBrowserTest,
CopyFromCompositingSurface_CallbackDespiteDelete) {
SET_UP_SURFACE_OR_PASS_TEST(NULL);
RenderWidgetHostViewBase* const view = GetRenderWidgetHostView();
if (!view->CanCopyToVideoFrame()) {
LOG(WARNING) <<
("Blindly passing this test: CopyFromCompositingSurfaceToVideoFrame() "
"not supported on this platform.");
return;
}
base::RunLoop run_loop;
scoped_refptr<media::VideoFrame> dest =
media::VideoFrame::CreateBlackFrame(frame_size());
view->CopyFromCompositingSurfaceToVideoFrame(
gfx::Rect(view->GetViewBounds().size()), dest, base::Bind(
&RenderWidgetHostViewBrowserTest::FinishCopyFromCompositingSurface,
base::Unretained(this), run_loop.QuitClosure()));
run_loop.Run();
EXPECT_EQ(1, callback_invoke_count());
}
// 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);
RenderWidgetHostViewBase* const view = GetRenderWidgetHostView();
if (!view->CanSubscribeFrame()) {
LOG(WARNING) << ("Blindly passing this test: Frame subscription not "
"supported on this platform.");
return;
}
base::RunLoop run_loop;
scoped_ptr<RenderWidgetHostViewFrameSubscriber> subscriber(
new FakeFrameSubscriber(base::Bind(
&RenderWidgetHostViewBrowserTest::FrameDelivered,
base::Unretained(this), base::ThreadTaskRunnerHandle::Get(),
run_loop.QuitClosure())));
view->BeginFrameSubscription(subscriber.Pass());
run_loop.Run();
view->EndFrameSubscription();
EXPECT_LE(1, callback_invoke_count());
EXPECT_LE(1, frames_captured());
}
IN_PROC_BROWSER_TEST_P(CompositingRenderWidgetHostViewBrowserTest, CopyTwice) {
SET_UP_SURFACE_OR_PASS_TEST(NULL);
RenderWidgetHostViewBase* const view = GetRenderWidgetHostView();
if (!view->CanCopyToVideoFrame()) {
LOG(WARNING) << ("Blindly passing this test: "
"CopyFromCompositingSurfaceToVideoFrame() not supported "
"on this platform.");
return;
}
base::RunLoop run_loop;
scoped_refptr<media::VideoFrame> first_output =
media::VideoFrame::CreateBlackFrame(frame_size());
ASSERT_TRUE(first_output.get());
scoped_refptr<media::VideoFrame> second_output =
media::VideoFrame::CreateBlackFrame(frame_size());
ASSERT_TRUE(second_output.get());
base::Closure closure = base::BarrierClosure(2, run_loop.QuitClosure());
view->CopyFromCompositingSurfaceToVideoFrame(
gfx::Rect(view->GetViewBounds().size()), first_output,
base::Bind(&RenderWidgetHostViewBrowserTest::FrameDelivered,
base::Unretained(this), base::ThreadTaskRunnerHandle::Get(),
closure, base::TimeTicks::Now()));
view->CopyFromCompositingSurfaceToVideoFrame(
gfx::Rect(view->GetViewBounds().size()), second_output,
base::Bind(&RenderWidgetHostViewBrowserTest::FrameDelivered,
base::Unretained(this), base::ThreadTaskRunnerHandle::Get(),
closure, base::TimeTicks::Now()));
run_loop.Run();
EXPECT_EQ(2, callback_invoke_count());
EXPECT_EQ(2, frames_captured());
}
class CompositingRenderWidgetHostViewBrowserTestTabCapture
: public CompositingRenderWidgetHostViewBrowserTest {
public:
CompositingRenderWidgetHostViewBrowserTestTabCapture()
: readback_response_(READBACK_NO_RESPONSE),
allowable_error_(0),
test_url_("data:text/html,<!doctype html>") {}
void SetUp() override {
EnablePixelOutput();
CompositingRenderWidgetHostViewBrowserTest::SetUp();
}
void ReadbackRequestCallbackTest(base::Closure quit_callback,
const SkBitmap& bitmap,
ReadbackResponse response) {
readback_response_ = response;
if (response != READBACK_SUCCESS) {
quit_callback.Run();
return;
}
SkAutoLockPixels bitmap_lock(bitmap);
// Check that the |bitmap| contains cyan and/or yellow pixels. This is
// needed because the compositor will read back "blank" frames until the
// first frame from the renderer is composited. See comments in
// PerformTestWithLeftRightRects() for more details about eliminating test
// flakiness.
bool contains_a_test_color = false;
for (int i = 0; i < bitmap.width(); ++i) {
for (int j = 0; j < bitmap.height(); ++j) {
if (!exclude_rect_.IsEmpty() && exclude_rect_.Contains(i, j))
continue;
const unsigned high_threshold = 0xff - allowable_error_;
const unsigned low_threshold = 0x00 + allowable_error_;
const SkColor color = bitmap.getColor(i, j);
const bool is_cyan = SkColorGetR(color) <= low_threshold &&
SkColorGetG(color) >= high_threshold &&
SkColorGetB(color) >= high_threshold;
const bool is_yellow = SkColorGetR(color) >= high_threshold &&
SkColorGetG(color) >= high_threshold &&
SkColorGetB(color) <= low_threshold;
if (is_cyan || is_yellow) {
contains_a_test_color = true;
break;
}
}
}
if (!contains_a_test_color) {
readback_response_ = READBACK_NO_TEST_COLORS;
quit_callback.Run();
return;
}
// Compare the readback |bitmap| to the |expected_bitmap|, pixel-by-pixel.
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.colorType(), bitmap.colorType());
SkAutoLockPixels expected_bitmap_lock(expected_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 ReadbackRequestCallbackForVideo(
scoped_refptr<media::VideoFrame> video_frame,
base::Closure quit_callback,
bool result) {
if (!result) {
readback_response_ = READBACK_TO_VIDEO_FRAME_FAILED;
quit_callback.Run();
return;
}
media::SkCanvasVideoRenderer video_renderer;
SkBitmap bitmap;
bitmap.allocN32Pixels(video_frame->visible_rect().width(),
video_frame->visible_rect().height());
// Don't clear the canvas because drawing a video frame by Src mode.
SkCanvas canvas(bitmap);
video_renderer.Copy(video_frame, &canvas, media::Context3D());
ReadbackRequestCallbackTest(quit_callback, bitmap, READBACK_SUCCESS);
}
void SetAllowableError(int amount) { allowable_error_ = amount; }
void SetExcludeRect(gfx::Rect exclude) { exclude_rect_ = exclude; }
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 examines the resulting bitmap/VideoFrame.
// Note that |output_size| may not have the same size as |copy_rect| (e.g.
// when the output is scaled).
void PerformTestWithLeftRightRects(const gfx::Size& html_rect_size,
const gfx::Rect& copy_rect,
const gfx::Size& output_size,
bool video_frame) {
const gfx::Size box_size(html_rect_size.width() / 2,
html_rect_size.height());
SetTestUrl(base::StringPrintf(
"data:text/html,<!doctype html>"
"<div class='left'>"
" <div class='right'></div>"
"</div>"
"<style>"
"body { padding: 0; margin: 0; }"
".left { position: absolute;"
" background: #0ff;"
" width: %dpx;"
" height: %dpx;"
"}"
".right { position: absolute;"
" left: %dpx;"
" background: #ff0;"
" width: %dpx;"
" height: %dpx;"
"}"
"</style>"
"<script>"
" domAutomationController.setAutomationId(0);"
" domAutomationController.send(\"DONE\");"
"</script>",
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;
RenderWidgetHostViewBase* rwhv = GetRenderWidgetHostView();
ASSERT_TRUE(!video_frame || rwhv->CanCopyToVideoFrame());
SetupLeftRightBitmap(output_size,
&expected_copy_from_compositing_surface_bitmap_);
// The page is loaded in the renderer. Request frames from the renderer
// until readback succeeds. When readback succeeds, the resulting
// SkBitmap/VideoFrame is examined to ensure it matches the expected result.
// This loop is needed because:
// 1. Painting/Compositing is not synchronous with the Javascript engine,
// and so the "DONE" signal above could be received before the renderer
// provides a frame with the expected content. http://crbug.com/405282
// 2. Avoiding test flakiness: On some platforms, the readback operation
// is allowed to transiently fail. The purpose of these tests is to
// confirm correct cropping/scaling behavior; and not that every
// readback must succeed. http://crbug.com/444237
uint32 last_frame_number = 0;
do {
// Wait for renderer to provide the next frame.
while (!GetRenderWidgetHost()->ScheduleComposite())
GiveItSomeTime();
while (rwhv->RendererFrameNumber() == last_frame_number)
GiveItSomeTime();
last_frame_number = rwhv->RendererFrameNumber();
// Request readback. The callbacks will examine the pixels in the
// SkBitmap/VideoFrame result if readback was successful.
readback_response_ = READBACK_NO_RESPONSE;
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<media::VideoFrame> video_frame =
media::VideoFrame::CreateFrame(media::PIXEL_FORMAT_YV12,
output_size, gfx::Rect(output_size),
output_size, base::TimeDelta());
base::Callback<void(bool success)> callback =
base::Bind(&CompositingRenderWidgetHostViewBrowserTestTabCapture::
ReadbackRequestCallbackForVideo,
base::Unretained(this),
video_frame,
run_loop.QuitClosure());
rwhv->CopyFromCompositingSurfaceToVideoFrame(
copy_rect, video_frame, callback);
} else {
if (IsDelegatedRendererEnabled()) {
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()));
}
}
ReadbackRequestCallback callback =
base::Bind(&CompositingRenderWidgetHostViewBrowserTestTabCapture::
ReadbackRequestCallbackTest,
base::Unretained(this),
run_loop.QuitClosure());
rwhv->CopyFromCompositingSurface(
copy_rect, output_size, callback, kN32_SkColorType);
}
run_loop.Run();
// If the readback operation did not provide a frame, log the reason
// to aid in future debugging. This information will also help determine
// whether the implementation is broken, or a test bot is in a bad state.
#define CASE_LOG_READBACK_WARNING(enum_value) \
case enum_value: \
LOG(WARNING) << "Readback attempt failed (render frame #" \
<< last_frame_number << "). Reason: " #enum_value; \
break
switch (readback_response_) {
case READBACK_SUCCESS:
break;
CASE_LOG_READBACK_WARNING(READBACK_FAILED);
CASE_LOG_READBACK_WARNING(READBACK_SURFACE_UNAVAILABLE);
CASE_LOG_READBACK_WARNING(READBACK_BITMAP_ALLOCATION_FAILURE);
CASE_LOG_READBACK_WARNING(READBACK_NO_TEST_COLORS);
CASE_LOG_READBACK_WARNING(READBACK_TO_VIDEO_FRAME_FAILED);
default:
LOG(ERROR)
<< "Invalid readback response value: " << readback_response_;
NOTREACHED();
}
} while (readback_response_ != READBACK_SUCCESS);
}
// 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->allocN32Pixels(copy_size.width(), copy_size.height());
// 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:
// Additional ReadbackResponse enum values only used within this test module,
// to distinguish readback exception cases further.
enum ExtraReadbackResponsesForTest {
READBACK_NO_RESPONSE = -1337,
READBACK_NO_TEST_COLORS,
READBACK_TO_VIDEO_FRAME_FAILED,
};
virtual bool ShouldContinueAfterTestURLLoad() {
return true;
}
private:
// |readback_response_| is always a content::ReadbackResponse or
// ExtraReadbackResponsesForTest enum value.
int readback_response_;
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 html_rect_size(400, 300);
bool video_frame = false;
PerformTestWithLeftRightRects(html_rect_size,
copy_rect,
output_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 html_rect_size(400, 300);
bool video_frame = false;
PerformTestWithLeftRightRects(html_rect_size,
copy_rect,
output_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 html_rect_size(400, 300);
bool video_frame = false;
PerformTestWithLeftRightRects(html_rect_size,
copy_rect,
output_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 html_rect_size(400, 300);
bool video_frame = false;
PerformTestWithLeftRightRects(html_rect_size,
copy_rect,
output_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 html_rect_size(400, 300);
bool video_frame = true;
PerformTestWithLeftRightRects(html_rect_size,
copy_rect,
output_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 html_rect_size(400, 300);
bool video_frame = true;
PerformTestWithLeftRightRects(html_rect_size,
copy_rect,
output_size,
video_frame);
}
class CompositingRenderWidgetHostViewBrowserTestTabCaptureHighDPI
: public CompositingRenderWidgetHostViewBrowserTestTabCapture {
public:
CompositingRenderWidgetHostViewBrowserTestTabCaptureHighDPI() {}
protected:
void SetUpCommandLine(base::CommandLine* cmd) override {
CompositingRenderWidgetHostViewBrowserTestTabCapture::SetUpCommandLine(cmd);
cmd->AppendSwitchASCII(switches::kForceDeviceScaleFactor,
base::StringPrintf("%f", scale()));
}
bool ShouldContinueAfterTestURLLoad() override {
// Short-circuit a pass for platforms where setting up high-DPI fails.
const float actual_scale_factor =
GetScaleFactorForView(GetRenderWidgetHostView());
if (actual_scale_factor != scale()) {
LOG(WARNING) << "Blindly passing this test; unable to force device scale "
<< "factor: seems to be " << actual_scale_factor
<< " but expected " << scale();
return false;
}
VLOG(1) << ("Successfully forced device scale factor. Moving forward with "
"this test! :-)");
return true;
}
static float scale() { return 2.0f; }
private:
DISALLOW_COPY_AND_ASSIGN(
CompositingRenderWidgetHostViewBrowserTestTabCaptureHighDPI);
};
// NineImagePainter implementation crashes the process on Windows when this
// content_browsertest forces a device scale factor. http://crbug.com/399349
#if defined(OS_WIN)
#define MAYBE_CopyToBitmap_EntireRegion DISABLED_CopyToBitmap_EntireRegion
#define MAYBE_CopyToBitmap_CenterRegion DISABLED_CopyToBitmap_CenterRegion
#define MAYBE_CopyToBitmap_ScaledResult DISABLED_CopyToBitmap_ScaledResult
#define MAYBE_CopyToVideoFrame_EntireRegion \
DISABLED_CopyToVideoFrame_EntireRegion
#define MAYBE_CopyToVideoFrame_CenterRegion \
DISABLED_CopyToVideoFrame_CenterRegion
#define MAYBE_CopyToVideoFrame_ScaledResult \
DISABLED_CopyToVideoFrame_ScaledResult
#else
#define MAYBE_CopyToBitmap_EntireRegion CopyToBitmap_EntireRegion
#define MAYBE_CopyToBitmap_CenterRegion CopyToBitmap_CenterRegion
#define MAYBE_CopyToBitmap_ScaledResult CopyToBitmap_ScaledResult
#define MAYBE_CopyToVideoFrame_EntireRegion CopyToVideoFrame_EntireRegion
#define MAYBE_CopyToVideoFrame_CenterRegion CopyToVideoFrame_CenterRegion
#define MAYBE_CopyToVideoFrame_ScaledResult CopyToVideoFrame_ScaledResult
#endif
IN_PROC_BROWSER_TEST_P(
CompositingRenderWidgetHostViewBrowserTestTabCaptureHighDPI,
MAYBE_CopyToBitmap_EntireRegion) {
gfx::Size html_rect_size(200, 150);
gfx::Rect copy_rect(200, 150);
// Scale the output size so that, internally, scaling is not occurring.
gfx::Size output_size =
gfx::ToRoundedSize(gfx::ScaleSize(copy_rect.size(), scale()));
bool video_frame = false;
PerformTestWithLeftRightRects(html_rect_size,
copy_rect,
output_size,
video_frame);
}
IN_PROC_BROWSER_TEST_P(
CompositingRenderWidgetHostViewBrowserTestTabCaptureHighDPI,
MAYBE_CopyToBitmap_CenterRegion) {
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));
// Scale the output size so that, internally, scaling is not occurring.
gfx::Size output_size =
gfx::ToRoundedSize(gfx::ScaleSize(copy_rect.size(), scale()));
bool video_frame = false;
PerformTestWithLeftRightRects(html_rect_size,
copy_rect,
output_size,
video_frame);
}
IN_PROC_BROWSER_TEST_P(
CompositingRenderWidgetHostViewBrowserTestTabCaptureHighDPI,
MAYBE_CopyToBitmap_ScaledResult) {
gfx::Size html_rect_size(200, 100);
gfx::Rect copy_rect(200, 100);
// Output is being down-scaled since output_size is in phyiscal pixels.
gfx::Size output_size(200, 100);
bool video_frame = false;
PerformTestWithLeftRightRects(html_rect_size,
copy_rect,
output_size,
video_frame);
}
IN_PROC_BROWSER_TEST_P(
CompositingRenderWidgetHostViewBrowserTestTabCaptureHighDPI,
MAYBE_CopyToVideoFrame_EntireRegion) {
gfx::Size html_rect_size(200, 150);
gfx::Rect copy_rect(200, 150);
// Scale the output size so that, internally, scaling is not occurring.
gfx::Size output_size =
gfx::ToRoundedSize(gfx::ScaleSize(copy_rect.size(), scale()));
bool video_frame = true;
PerformTestWithLeftRightRects(html_rect_size,
copy_rect,
output_size,
video_frame);
}
IN_PROC_BROWSER_TEST_P(
CompositingRenderWidgetHostViewBrowserTestTabCaptureHighDPI,
MAYBE_CopyToVideoFrame_CenterRegion) {
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));
// Scale the output size so that, internally, scaling is not occurring.
gfx::Size output_size =
gfx::ToRoundedSize(gfx::ScaleSize(copy_rect.size(), scale()));
bool video_frame = true;
PerformTestWithLeftRightRects(html_rect_size,
copy_rect,
output_size,
video_frame);
}
IN_PROC_BROWSER_TEST_P(
CompositingRenderWidgetHostViewBrowserTestTabCaptureHighDPI,
MAYBE_CopyToVideoFrame_ScaledResult) {
gfx::Size html_rect_size(200, 100);
gfx::Rect copy_rect(200, 100);
// Output is being down-scaled since output_size is in phyiscal pixels.
gfx::Size output_size(200, 100);
bool video_frame = true;
PerformTestWithLeftRightRects(html_rect_size,
copy_rect,
output_size,
video_frame);
}
#if defined(OS_CHROMEOS)
// On ChromeOS there is no software compositing.
static const auto kTestCompositingModes = testing::Values(GL_COMPOSITING);
#else
static const auto kTestCompositingModes =
testing::Values(GL_COMPOSITING, SOFTWARE_COMPOSITING);
#endif
INSTANTIATE_TEST_CASE_P(GLAndSoftwareCompositing,
CompositingRenderWidgetHostViewBrowserTest,
kTestCompositingModes);
INSTANTIATE_TEST_CASE_P(GLAndSoftwareCompositing,
CompositingRenderWidgetHostViewBrowserTestTabCapture,
kTestCompositingModes);
INSTANTIATE_TEST_CASE_P(
GLAndSoftwareCompositing,
CompositingRenderWidgetHostViewBrowserTestTabCaptureHighDPI,
kTestCompositingModes);
#endif // !defined(OS_ANDROID) && !defined(OS_IOS)
} // namespace
} // namespace content