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// Copyright 2012 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "cc/trees/layer_tree_host.h"
#include "cc/layers/render_surface_impl.h"
#include "cc/layers/video_layer.h"
#include "cc/layers/video_layer_impl.h"
#include "cc/test/fake_video_frame_provider.h"
#include "cc/test/layer_test_common.h"
#include "cc/test/layer_tree_test.h"
#include "cc/trees/damage_tracker.h"
#include "cc/trees/layer_tree_impl.h"
namespace cc {
namespace {
constexpr auto kTestTransform =
media::VideoTransformation(media::VIDEO_ROTATION_90, /*mirrored=*/true);
// These tests deal with compositing video.
class LayerTreeHostVideoTest : public LayerTreeTest {};
class LayerTreeHostVideoTestSetNeedsDisplay
: public LayerTreeHostVideoTest {
public:
void SetupTree() override {
scoped_refptr<Layer> root = Layer::Create();
root->SetBounds(gfx::Size(10, 10));
root->SetIsDrawable(true);
scoped_refptr<VideoLayer> video =
VideoLayer::Create(&video_frame_provider_, kTestTransform);
video->SetPosition(gfx::PointF(3.f, 3.f));
video->SetBounds(gfx::Size(4, 5));
video->SetIsDrawable(true);
root->AddChild(video);
video_layer_id_ = video->id();
layer_tree_host()->SetRootLayer(root);
SetInitialDeviceScaleFactor(2.f);
LayerTreeHostVideoTest::SetupTree();
}
void BeginTest() override {
num_draws_ = 0;
PostSetNeedsCommitToMainThread();
}
DrawResult PrepareToDrawOnThread(LayerTreeHostImpl* host_impl,
LayerTreeHostImpl::FrameData* frame,
DrawResult draw_result) override {
LayerImpl* root_layer = host_impl->active_tree()->root_layer();
RenderSurfaceImpl* root_surface = GetRenderSurface(root_layer);
gfx::Rect damage_rect;
EXPECT_TRUE(
root_surface->damage_tracker()->GetDamageRectIfValid(&damage_rect));
switch (num_draws_) {
case 0:
// First frame the whole viewport is damaged.
EXPECT_EQ(gfx::Rect(0, 0, 20, 20), damage_rect);
break;
case 1:
// Second frame the video layer is damaged.
EXPECT_EQ(gfx::Rect(6, 6, 8, 10), damage_rect);
EndTest();
break;
}
EXPECT_EQ(DrawResult::kSuccess, draw_result);
return draw_result;
}
void DrawLayersOnThread(LayerTreeHostImpl* host_impl) override {
VideoLayerImpl* video = static_cast<VideoLayerImpl*>(
host_impl->active_tree()->LayerById(video_layer_id_));
EXPECT_EQ(kTestTransform, video->video_transform_for_testing());
if (num_draws_ == 0)
video->SetNeedsRedraw();
++num_draws_;
}
void AfterTest() override { EXPECT_EQ(2, num_draws_); }
private:
int num_draws_;
int video_layer_id_;
FakeVideoFrameProvider video_frame_provider_;
};
SINGLE_AND_MULTI_THREAD_TEST_F(LayerTreeHostVideoTestSetNeedsDisplay);
} // namespace
} // namespace cc
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