INput

apps/RenderCadenceCompositor/video/SyntheticInputProducer.h

@@ -0,0 +1,49 @@
+#pragma once
+
+#include "../frames/InputFrameMailbox.h"
+
+#include <atomic>
+#include <chrono>
+#include <cstdint>
+#include <thread>
+#include <vector>
+
+namespace RenderCadenceCompositor
+{
+struct SyntheticInputProducerConfig
+{
+	unsigned width = 1920;
+	unsigned height = 1080;
+	double frameDurationMilliseconds = 1000.0 / 59.94;
+};
+
+struct SyntheticInputProducerMetrics
+{
+	uint64_t generatedFrames = 0;
+	uint64_t submitMisses = 0;
+};
+
+class SyntheticInputProducer
+{
+public:
+	SyntheticInputProducer(InputFrameMailbox& mailbox, SyntheticInputProducerConfig config);
+	SyntheticInputProducer(const SyntheticInputProducer&) = delete;
+	SyntheticInputProducer& operator=(const SyntheticInputProducer&) = delete;
+	~SyntheticInputProducer();
+
+	bool Start();
+	void Stop();
+	SyntheticInputProducerMetrics Metrics() const;
+
+private:
+	void ThreadMain();
+	void GenerateFrame(uint64_t frameIndex, std::vector<unsigned char>& buffer) const;
+
+	InputFrameMailbox& mMailbox;
+	SyntheticInputProducerConfig mConfig;
+	std::thread mThread;
+	std::atomic<bool> mStopping{ false };
+	std::atomic<uint64_t> mGeneratedFrames{ 0 };
+	std::atomic<uint64_t> mSubmitMisses{ 0 };
+};
+}