| /* |
| * Copyright (c) 2014 The WebRTC project authors. All Rights Reserved. |
| * |
| * Use of this source code is governed by a BSD-style license |
| * that can be found in the LICENSE file in the root of the source |
| * tree. An additional intellectual property rights grant can be found |
| * in the file PATENTS. All contributing project authors may |
| * be found in the AUTHORS file in the root of the source tree. |
| */ |
| |
| // This file includes unit tests for ViECapturer. |
| |
| #include "webrtc/video_engine/vie_capturer.h" |
| |
| #include <vector> |
| |
| #include "testing/gmock/include/gmock/gmock.h" |
| #include "testing/gtest/include/gtest/gtest.h" |
| #include "webrtc/common.h" |
| #include "webrtc/common_video/interface/native_handle.h" |
| #include "webrtc/common_video/interface/texture_video_frame.h" |
| #include "webrtc/modules/utility/interface/mock/mock_process_thread.h" |
| #include "webrtc/modules/video_capture/include/mock/mock_video_capture.h" |
| #include "webrtc/system_wrappers/interface/critical_section_wrapper.h" |
| #include "webrtc/system_wrappers/interface/event_wrapper.h" |
| #include "webrtc/system_wrappers/interface/ref_count.h" |
| #include "webrtc/system_wrappers/interface/scoped_ptr.h" |
| #include "webrtc/system_wrappers/interface/scoped_vector.h" |
| #include "webrtc/video_engine/mock/mock_vie_frame_provider_base.h" |
| |
| using ::testing::_; |
| using ::testing::Invoke; |
| using ::testing::NiceMock; |
| using ::testing::Return; |
| using ::testing::WithArg; |
| |
| // If an output frame does not arrive in 500ms, the test will fail. |
| #define FRAME_TIMEOUT_MS 500 |
| |
| namespace webrtc { |
| |
| bool EqualFrames(const I420VideoFrame& frame1, |
| const I420VideoFrame& frame2); |
| bool EqualTextureFrames(const I420VideoFrame& frame1, |
| const I420VideoFrame& frame2); |
| bool EqualBufferFrames(const I420VideoFrame& frame1, |
| const I420VideoFrame& frame2); |
| bool EqualFramesVector(const ScopedVector<I420VideoFrame>& frames1, |
| const ScopedVector<I420VideoFrame>& frames2); |
| I420VideoFrame* CreateI420VideoFrame(uint8_t length); |
| |
| class FakeNativeHandle : public NativeHandle { |
| public: |
| FakeNativeHandle() {} |
| virtual ~FakeNativeHandle() {} |
| virtual void* GetHandle() { return NULL; } |
| }; |
| |
| class ViECapturerTest : public ::testing::Test { |
| protected: |
| ViECapturerTest() |
| : mock_capture_module_(new NiceMock<MockVideoCaptureModule>()), |
| mock_process_thread_(new NiceMock<MockProcessThread>), |
| mock_frame_callback_(new NiceMock<MockViEFrameCallback>), |
| data_callback_(NULL), |
| output_frame_event_(EventWrapper::Create()) { |
| } |
| |
| virtual void SetUp() { |
| EXPECT_CALL(*mock_capture_module_, RegisterCaptureDataCallback(_)) |
| .WillRepeatedly(Invoke(this, &ViECapturerTest::SetCaptureDataCallback)); |
| EXPECT_CALL(*mock_frame_callback_, DeliverFrame(_, _, _, _)) |
| .WillRepeatedly( |
| WithArg<1>(Invoke(this, &ViECapturerTest::AddOutputFrame))); |
| |
| Config config; |
| vie_capturer_.reset( |
| ViECapturer::CreateViECapture( |
| 0, 0, config, mock_capture_module_.get(), *mock_process_thread_)); |
| vie_capturer_->RegisterFrameCallback(0, mock_frame_callback_.get()); |
| } |
| |
| virtual void TearDown() { |
| // ViECapturer accesses |mock_process_thread_| in destructor and should |
| // be deleted first. |
| vie_capturer_.reset(); |
| } |
| |
| void SetCaptureDataCallback(VideoCaptureDataCallback& data_callback) { |
| data_callback_ = &data_callback; |
| } |
| |
| void AddInputFrame(I420VideoFrame* frame) { |
| data_callback_->OnIncomingCapturedFrame(0, *frame); |
| } |
| |
| void AddOutputFrame(I420VideoFrame* frame) { |
| if (frame->native_handle() == NULL) |
| output_frame_ybuffers_.push_back(frame->buffer(kYPlane)); |
| // Clone the frames because ViECapturer owns the frames. |
| output_frames_.push_back(frame->CloneFrame()); |
| output_frame_event_->Set(); |
| } |
| |
| void WaitOutputFrame() { |
| EXPECT_EQ(kEventSignaled, output_frame_event_->Wait(FRAME_TIMEOUT_MS)); |
| } |
| |
| scoped_ptr<MockVideoCaptureModule> mock_capture_module_; |
| scoped_ptr<MockProcessThread> mock_process_thread_; |
| scoped_ptr<MockViEFrameCallback> mock_frame_callback_; |
| |
| // Used to send input capture frames to ViECapturer. |
| VideoCaptureDataCallback* data_callback_; |
| |
| scoped_ptr<ViECapturer> vie_capturer_; |
| |
| // Input capture frames of ViECapturer. |
| ScopedVector<I420VideoFrame> input_frames_; |
| |
| // Indicate an output frame has arrived. |
| scoped_ptr<EventWrapper> output_frame_event_; |
| |
| // Output delivered frames of ViECaptuer. |
| ScopedVector<I420VideoFrame> output_frames_; |
| |
| // The pointers of Y plane buffers of output frames. This is used to verify |
| // the frame are swapped and not copied. |
| std::vector<uint8_t*> output_frame_ybuffers_; |
| }; |
| |
| TEST_F(ViECapturerTest, TestTextureFrames) { |
| const int kNumFrame = 3; |
| for (int i = 0 ; i < kNumFrame; ++i) { |
| webrtc::RefCountImpl<FakeNativeHandle>* handle = |
| new webrtc::RefCountImpl<FakeNativeHandle>(); |
| input_frames_.push_back(new TextureVideoFrame(handle, i, i, i, i)); |
| AddInputFrame(input_frames_[i]); |
| WaitOutputFrame(); |
| } |
| |
| EXPECT_TRUE(EqualFramesVector(input_frames_, output_frames_)); |
| } |
| |
| TEST_F(ViECapturerTest, TestI420Frames) { |
| const int kNumFrame = 4; |
| ScopedVector<I420VideoFrame> copied_input_frames; |
| std::vector<uint8_t*> ybuffer_pointers; |
| for (int i = 0; i < kNumFrame; ++i) { |
| input_frames_.push_back(CreateI420VideoFrame(static_cast<uint8_t>(i + 1))); |
| ybuffer_pointers.push_back(input_frames_[i]->buffer(kYPlane)); |
| // Copy input frames because the buffer data will be swapped. |
| copied_input_frames.push_back(input_frames_[i]->CloneFrame()); |
| AddInputFrame(input_frames_[i]); |
| WaitOutputFrame(); |
| } |
| |
| EXPECT_TRUE(EqualFramesVector(copied_input_frames, output_frames_)); |
| // Make sure the buffer is swapped and not copied. |
| for (int i = 0; i < kNumFrame; ++i) |
| EXPECT_EQ(ybuffer_pointers[i], output_frame_ybuffers_[i]); |
| // The pipeline should be filled with frames with allocated buffers. Check |
| // the last input frame has the same allocated size after swapping. |
| EXPECT_EQ(input_frames_.back()->allocated_size(kYPlane), |
| copied_input_frames.back()->allocated_size(kYPlane)); |
| } |
| |
| TEST_F(ViECapturerTest, TestI420FrameAfterTextureFrame) { |
| webrtc::RefCountImpl<FakeNativeHandle>* handle = |
| new webrtc::RefCountImpl<FakeNativeHandle>(); |
| input_frames_.push_back(new TextureVideoFrame(handle, 1, 1, 1, 1)); |
| AddInputFrame(input_frames_[0]); |
| WaitOutputFrame(); |
| |
| input_frames_.push_back(CreateI420VideoFrame(1)); |
| scoped_ptr<I420VideoFrame> copied_input_frame(input_frames_[1]->CloneFrame()); |
| AddInputFrame(copied_input_frame.get()); |
| WaitOutputFrame(); |
| |
| EXPECT_TRUE(EqualFramesVector(input_frames_, output_frames_)); |
| } |
| |
| TEST_F(ViECapturerTest, TestTextureFrameAfterI420Frame) { |
| input_frames_.push_back(CreateI420VideoFrame(1)); |
| scoped_ptr<I420VideoFrame> copied_input_frame(input_frames_[0]->CloneFrame()); |
| AddInputFrame(copied_input_frame.get()); |
| WaitOutputFrame(); |
| |
| webrtc::RefCountImpl<FakeNativeHandle>* handle = |
| new webrtc::RefCountImpl<FakeNativeHandle>(); |
| input_frames_.push_back(new TextureVideoFrame(handle, 1, 1, 1, 1)); |
| AddInputFrame(input_frames_[1]); |
| WaitOutputFrame(); |
| |
| EXPECT_TRUE(EqualFramesVector(input_frames_, output_frames_)); |
| } |
| |
| bool EqualFrames(const I420VideoFrame& frame1, |
| const I420VideoFrame& frame2) { |
| if (frame1.native_handle() != NULL || frame2.native_handle() != NULL) |
| return EqualTextureFrames(frame1, frame2); |
| return EqualBufferFrames(frame1, frame2); |
| } |
| |
| bool EqualTextureFrames(const I420VideoFrame& frame1, |
| const I420VideoFrame& frame2) { |
| return ((frame1.native_handle() == frame2.native_handle()) && |
| (frame1.width() == frame2.width()) && |
| (frame1.height() == frame2.height()) && |
| (frame1.timestamp() == frame2.timestamp()) && |
| (frame1.render_time_ms() == frame2.render_time_ms())); |
| } |
| |
| bool EqualBufferFrames(const I420VideoFrame& frame1, |
| const I420VideoFrame& frame2) { |
| return ((frame1.width() == frame2.width()) && |
| (frame1.height() == frame2.height()) && |
| (frame1.stride(kYPlane) == frame2.stride(kYPlane)) && |
| (frame1.stride(kUPlane) == frame2.stride(kUPlane)) && |
| (frame1.stride(kVPlane) == frame2.stride(kVPlane)) && |
| (frame1.timestamp() == frame2.timestamp()) && |
| (frame1.ntp_time_ms() == frame2.ntp_time_ms()) && |
| (frame1.render_time_ms() == frame2.render_time_ms()) && |
| (frame1.allocated_size(kYPlane) == frame2.allocated_size(kYPlane)) && |
| (frame1.allocated_size(kUPlane) == frame2.allocated_size(kUPlane)) && |
| (frame1.allocated_size(kVPlane) == frame2.allocated_size(kVPlane)) && |
| (memcmp(frame1.buffer(kYPlane), frame2.buffer(kYPlane), |
| frame1.allocated_size(kYPlane)) == 0) && |
| (memcmp(frame1.buffer(kUPlane), frame2.buffer(kUPlane), |
| frame1.allocated_size(kUPlane)) == 0) && |
| (memcmp(frame1.buffer(kVPlane), frame2.buffer(kVPlane), |
| frame1.allocated_size(kVPlane)) == 0)); |
| } |
| |
| bool EqualFramesVector(const ScopedVector<I420VideoFrame>& frames1, |
| const ScopedVector<I420VideoFrame>& frames2) { |
| if (frames1.size() != frames2.size()) |
| return false; |
| for (size_t i = 0; i < frames1.size(); ++i) { |
| if (!EqualFrames(*frames1[i], *frames2[i])) |
| return false; |
| } |
| return true; |
| } |
| |
| I420VideoFrame* CreateI420VideoFrame(uint8_t data) { |
| I420VideoFrame* frame = new I420VideoFrame(); |
| const int width = 36; |
| const int height = 24; |
| const int kSizeY = width * height * 2; |
| const int kSizeUV = width * height; |
| uint8_t buffer[kSizeY]; |
| memset(buffer, data, kSizeY); |
| frame->CreateFrame( |
| kSizeY, buffer, kSizeUV, buffer, kSizeUV, buffer, width, height, width, |
| width / 2, width / 2); |
| frame->set_timestamp(data); |
| frame->set_ntp_time_ms(data); |
| frame->set_render_time_ms(data); |
| return frame; |
| } |
| |
| } // namespace webrtc |