1 // Copyright 2019 The Chromium Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file.
4
5 #include "media/gpu/android/video_frame_factory_impl.h"
6
7 #include "media/gpu/android/codec_image.h"
8 #include "testing/gmock/include/gmock/gmock.h"
9 #include "testing/gtest/include/gtest/gtest.h"
10
11 namespace media {
12
13 using testing::NiceMock;
14 using testing::Return;
15
16 // The dimensions for specifying MockImage behavior.
17 enum ImageKind { kTextureOwner, kOverlay };
18 enum Phase { kInCodec, kInFrontBuffer, kInvalidated };
19 enum Expectation { kRenderToFrontBuffer, kRenderToBackBuffer, kNone };
20
21 // A mock image with the same interface as CodecImage.
22 struct MockImage {
MockImagemedia::MockImage23 MockImage(ImageKind kind, Phase phase, Expectation expectation) {
24 ON_CALL(*this, is_texture_owner_backed())
25 .WillByDefault(Return(kind == kTextureOwner));
26
27 ON_CALL(*this, was_rendered_to_front_buffer())
28 .WillByDefault(Return(phase == kInFrontBuffer));
29
30 if (expectation == kRenderToFrontBuffer) {
31 EXPECT_CALL(*this, RenderToFrontBuffer())
32 .WillOnce(Return(phase != kInvalidated));
33 } else {
34 EXPECT_CALL(*this, RenderToFrontBuffer()).Times(0);
35 }
36
37 if (expectation == kRenderToBackBuffer) {
38 EXPECT_CALL(*this, RenderToTextureOwnerBackBuffer())
39 .WillOnce(Return(phase != kInvalidated));
40 } else {
41 EXPECT_CALL(*this, RenderToTextureOwnerBackBuffer()).Times(0);
42 }
43 }
44
45 MOCK_METHOD0(was_rendered_to_front_buffer, bool());
46 MOCK_METHOD0(is_texture_owner_backed, bool());
47 MOCK_METHOD0(RenderToFrontBuffer, bool());
48 MOCK_METHOD0(RenderToTextureOwnerBackBuffer, bool());
49 };
50
51 class MaybeRenderEarlyTest : public testing::Test {
52 public:
53 MaybeRenderEarlyTest() = default;
54 ~MaybeRenderEarlyTest() override = default;
55
AddImage(ImageKind kind,Phase phase,Expectation expectation)56 void AddImage(ImageKind kind, Phase phase, Expectation expectation) {
57 owned_images_.push_back(
58 std::make_unique<NiceMock<MockImage>>(kind, phase, expectation));
59 images_.push_back(owned_images_.back().get());
60 }
61
62 std::vector<std::unique_ptr<NiceMock<MockImage>>> owned_images_;
63 std::vector<MockImage*> images_;
64 };
65
TEST_F(MaybeRenderEarlyTest,EmptyVector)66 TEST_F(MaybeRenderEarlyTest, EmptyVector) {
67 internal::MaybeRenderEarly(&images_);
68 }
69
TEST_F(MaybeRenderEarlyTest,SingleUnrenderedSTImageIsRendered)70 TEST_F(MaybeRenderEarlyTest, SingleUnrenderedSTImageIsRendered) {
71 AddImage(kTextureOwner, kInCodec, Expectation::kRenderToFrontBuffer);
72 internal::MaybeRenderEarly(&images_);
73 }
74
TEST_F(MaybeRenderEarlyTest,SingleUnrenderedOverlayImageIsRendered)75 TEST_F(MaybeRenderEarlyTest, SingleUnrenderedOverlayImageIsRendered) {
76 AddImage(kOverlay, kInCodec, Expectation::kRenderToFrontBuffer);
77 internal::MaybeRenderEarly(&images_);
78 }
79
TEST_F(MaybeRenderEarlyTest,InvalidatedImagesAreSkippedOver)80 TEST_F(MaybeRenderEarlyTest, InvalidatedImagesAreSkippedOver) {
81 AddImage(kTextureOwner, kInvalidated, Expectation::kRenderToFrontBuffer);
82 AddImage(kTextureOwner, kInvalidated, Expectation::kRenderToFrontBuffer);
83 AddImage(kTextureOwner, kInCodec, Expectation::kRenderToFrontBuffer);
84 internal::MaybeRenderEarly(&images_);
85 }
86
87 // This also serves as a test that Overlay images are not back buffer rendered.
TEST_F(MaybeRenderEarlyTest,NoFrontBufferRenderingIfAlreadyPopulated)88 TEST_F(MaybeRenderEarlyTest, NoFrontBufferRenderingIfAlreadyPopulated) {
89 AddImage(kOverlay, kInFrontBuffer, Expectation::kNone);
90 AddImage(kOverlay, kInCodec, Expectation::kNone);
91 internal::MaybeRenderEarly(&images_);
92 }
93
TEST_F(MaybeRenderEarlyTest,ImageFollowingLatestFrontBufferIsBackBufferRendered)94 TEST_F(MaybeRenderEarlyTest,
95 ImageFollowingLatestFrontBufferIsBackBufferRendered) {
96 AddImage(kTextureOwner, kInCodec, Expectation::kNone);
97 AddImage(kTextureOwner, kInFrontBuffer, Expectation::kNone);
98 AddImage(kTextureOwner, kInCodec, Expectation::kRenderToBackBuffer);
99 AddImage(kTextureOwner, kInCodec, Expectation::kNone);
100 internal::MaybeRenderEarly(&images_);
101 }
102
103 } // namespace media
104