aa01f27667
This prepares for making the Clock interface fully mutable. Calls to the time functions in Clock can have side effects in some circumstances. It's also questionable if it's a good idea to allow repeated calls to a const method return different values without any changed to the class instance. Bug: webrtc:9883 Change-Id: I96fb9230705f7c80a4c0702132fd9dc73899fc5e Reviewed-on: https://webrtc-review.googlesource.com/c/120347 Commit-Queue: Sebastian Jansson <srte@webrtc.org> Reviewed-by: Karl Wiberg <kwiberg@webrtc.org> Reviewed-by: Niels Moller <nisse@webrtc.org> Cr-Commit-Position: refs/heads/master@{#26467}
120 lines
4.0 KiB
C++
120 lines
4.0 KiB
C++
/*
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* Copyright (c) 2013 The WebRTC project authors. All Rights Reserved.
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*
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* Use of this source code is governed by a BSD-style license
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* that can be found in the LICENSE file in the root of the source
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* tree. An additional intellectual property rights grant can be found
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* in the file PATENTS. All contributing project authors may
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* be found in the AUTHORS file in the root of the source tree.
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*/
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#ifndef TEST_FRAME_GENERATOR_CAPTURER_H_
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#define TEST_FRAME_GENERATOR_CAPTURER_H_
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#include <memory>
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#include <string>
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#include "api/video/video_frame.h"
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#include "rtc_base/critical_section.h"
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#include "rtc_base/task_queue.h"
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#include "test/frame_generator.h"
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#include "test/test_video_capturer.h"
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namespace webrtc {
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namespace test {
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class FrameGenerator;
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class FrameGeneratorCapturer : public TestVideoCapturer {
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public:
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class SinkWantsObserver {
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public:
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// OnSinkWantsChanged is called when FrameGeneratorCapturer::AddOrUpdateSink
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// is called.
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virtual void OnSinkWantsChanged(rtc::VideoSinkInterface<VideoFrame>* sink,
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const rtc::VideoSinkWants& wants) = 0;
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protected:
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virtual ~SinkWantsObserver() {}
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};
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// |type| has the default value OutputType::I420. |num_squares| has the
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// default value 10.
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static FrameGeneratorCapturer* Create(
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int width,
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int height,
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absl::optional<FrameGenerator::OutputType> type,
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absl::optional<int> num_squares,
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int target_fps,
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Clock* clock);
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static FrameGeneratorCapturer* CreateFromYuvFile(const std::string& file_name,
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size_t width,
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size_t height,
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int target_fps,
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Clock* clock);
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static FrameGeneratorCapturer* CreateSlideGenerator(int width,
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int height,
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int frame_repeat_count,
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int target_fps,
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Clock* clock);
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static FrameGeneratorCapturer* Create(
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std::unique_ptr<FrameGenerator> frame_generator,
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int target_fps,
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Clock* clock);
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virtual ~FrameGeneratorCapturer();
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void Start();
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void Stop();
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void ChangeResolution(size_t width, size_t height);
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void ChangeFramerate(int target_framerate);
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void SetSinkWantsObserver(SinkWantsObserver* observer);
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void AddOrUpdateSink(rtc::VideoSinkInterface<VideoFrame>* sink,
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const rtc::VideoSinkWants& wants) override;
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void RemoveSink(rtc::VideoSinkInterface<VideoFrame>* sink) override;
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void ForceFrame();
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void SetFakeRotation(VideoRotation rotation);
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void SetFakeColorSpace(absl::optional<ColorSpace> color_space);
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int64_t first_frame_capture_time() const { return first_frame_capture_time_; }
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FrameGeneratorCapturer(Clock* clock,
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std::unique_ptr<FrameGenerator> frame_generator,
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int target_fps);
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bool Init();
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private:
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void InsertFrame();
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static bool Run(void* obj);
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int GetCurrentConfiguredFramerate();
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void UpdateFps(int max_fps) RTC_EXCLUSIVE_LOCKS_REQUIRED(&lock_);
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Clock* const clock_;
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bool sending_;
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SinkWantsObserver* sink_wants_observer_ RTC_GUARDED_BY(&lock_);
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rtc::CriticalSection lock_;
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std::unique_ptr<FrameGenerator> frame_generator_;
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int source_fps_ RTC_GUARDED_BY(&lock_);
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int target_capture_fps_ RTC_GUARDED_BY(&lock_);
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absl::optional<int> wanted_fps_ RTC_GUARDED_BY(&lock_);
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VideoRotation fake_rotation_ = kVideoRotation_0;
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absl::optional<ColorSpace> fake_color_space_ RTC_GUARDED_BY(&lock_);
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int64_t first_frame_capture_time_;
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// Must be the last field, so it will be deconstructed first as tasks
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// in the TaskQueue access other fields of the instance of this class.
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rtc::TaskQueue task_queue_;
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};
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} // namespace test
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} // namespace webrtc
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#endif // TEST_FRAME_GENERATOR_CAPTURER_H_
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