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Diffstat (limited to 'chromium/third_party/webrtc/video_engine/vie_capturer_unittest.cc')
| -rw-r--r-- | chromium/third_party/webrtc/video_engine/vie_capturer_unittest.cc | 263 |
1 files changed, 263 insertions, 0 deletions
diff --git a/chromium/third_party/webrtc/video_engine/vie_capturer_unittest.cc b/chromium/third_party/webrtc/video_engine/vie_capturer_unittest.cc new file mode 100644 index 00000000000..edaf13b54b4 --- /dev/null +++ b/chromium/third_party/webrtc/video_engine/vie_capturer_unittest.cc @@ -0,0 +1,263 @@ +/* + * 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 |