blob: 65d5a92bec1595413e7dc8ab1f090efd3e9a13e5 [file] [log] [blame]
// Copyright 2019 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 "media/gpu/android/video_frame_factory_impl.h"
#include "testing/gmock/include/gmock/gmock.h"
#include "testing/gtest/include/gtest/gtest.h"
namespace media {
using testing::NiceMock;
using testing::Return;
// The dimensions for specifying MockImage behavior.
enum ImageKind { kTextureOwner, kOverlay };
enum Phase { kInCodec, kInFrontBuffer, kInvalidated };
enum Expectation { kRenderToFrontBuffer, kRenderToBackBuffer, kNone };
// A mock image with the same interface as CodecImage.
struct MockImage {
MockImage(ImageKind kind, Phase phase, Expectation expectation) {
ON_CALL(*this, is_texture_owner_backed())
.WillByDefault(Return(kind == kTextureOwner));
ON_CALL(*this, was_rendered_to_front_buffer())
.WillByDefault(Return(phase == kInFrontBuffer));
if (expectation == kRenderToFrontBuffer) {
EXPECT_CALL(*this, RenderToFrontBuffer())
.WillOnce(Return(phase != kInvalidated));
} else {
EXPECT_CALL(*this, RenderToFrontBuffer()).Times(0);
}
if (expectation == kRenderToBackBuffer) {
EXPECT_CALL(*this, RenderToTextureOwnerBackBuffer())
.WillOnce(Return(phase != kInvalidated));
} else {
EXPECT_CALL(*this, RenderToTextureOwnerBackBuffer()).Times(0);
}
}
MOCK_METHOD0(was_rendered_to_front_buffer, bool());
MOCK_METHOD0(is_texture_owner_backed, bool());
MOCK_METHOD0(RenderToFrontBuffer, bool());
MOCK_METHOD0(RenderToTextureOwnerBackBuffer, bool());
};
class MaybeRenderEarlyTest : public testing::Test {
public:
MaybeRenderEarlyTest() = default;
~MaybeRenderEarlyTest() override = default;
void AddImage(ImageKind kind, Phase phase, Expectation expectation) {
owned_images_.push_back(
std::make_unique<NiceMock<MockImage>>(kind, phase, expectation));
images_.push_back(owned_images_.back().get());
}
std::vector<std::unique_ptr<NiceMock<MockImage>>> owned_images_;
std::vector<MockImage*> images_;
};
TEST_F(MaybeRenderEarlyTest, EmptyVector) {
internal::MaybeRenderEarly(&images_);
}
TEST_F(MaybeRenderEarlyTest, SingleUnrenderedSTImageIsRendered) {
AddImage(kTextureOwner, kInCodec, Expectation::kRenderToFrontBuffer);
internal::MaybeRenderEarly(&images_);
}
TEST_F(MaybeRenderEarlyTest, SingleUnrenderedOverlayImageIsRendered) {
AddImage(kOverlay, kInCodec, Expectation::kRenderToFrontBuffer);
internal::MaybeRenderEarly(&images_);
}
TEST_F(MaybeRenderEarlyTest, InvalidatedImagesAreSkippedOver) {
AddImage(kTextureOwner, kInvalidated, Expectation::kRenderToFrontBuffer);
AddImage(kTextureOwner, kInvalidated, Expectation::kRenderToFrontBuffer);
AddImage(kTextureOwner, kInCodec, Expectation::kRenderToFrontBuffer);
internal::MaybeRenderEarly(&images_);
}
// This also serves as a test that Overlay images are not back buffer rendered.
TEST_F(MaybeRenderEarlyTest, NoFrontBufferRenderingIfAlreadyPopulated) {
AddImage(kOverlay, kInFrontBuffer, Expectation::kNone);
AddImage(kOverlay, kInCodec, Expectation::kNone);
internal::MaybeRenderEarly(&images_);
}
TEST_F(MaybeRenderEarlyTest,
ImageFollowingLatestFrontBufferIsBackBufferRendered) {
AddImage(kTextureOwner, kInCodec, Expectation::kNone);
AddImage(kTextureOwner, kInFrontBuffer, Expectation::kNone);
AddImage(kTextureOwner, kInCodec, Expectation::kRenderToBackBuffer);
AddImage(kTextureOwner, kInCodec, Expectation::kNone);
internal::MaybeRenderEarly(&images_);
}
} // namespace media