input testing

apps/RenderCadenceCompositor/app/RenderCadenceApp.h

@@ -6,11 +6,13 @@
 #include "../logging/Logger.h"
 #include "../control/RuntimeStateJson.h"
 #include "../telemetry/TelemetryHealthMonitor.h"
+#include "../video/DeckLinkInput.h"
 #include "../video/DeckLinkOutput.h"
 #include "../video/DeckLinkOutputThread.h"
 
 #include <chrono>
 #include <filesystem>
+#include <functional>
 #include <string>
 #include <thread>
 #include <type_traits>
@@ -118,6 +120,10 @@ public:
 
 	bool Started() const { return mStarted; }
 	const DeckLinkOutput& Output() const { return mOutput; }
+	void SetDeckLinkInputMetricsProvider(std::function<DeckLinkInputMetrics()> provider)
+	{
+		mDeckLinkInputMetricsProvider = std::move(provider);
+	}
 
 private:
 	void StartOptionalVideoOutput()
@@ -208,6 +214,7 @@ private:
 	std::string BuildStateJson()
 	{
 		CadenceTelemetrySnapshot telemetry = mHttpTelemetry.Sample(mFrameExchange, mOutput, mOutputThread, mRenderThread);
+		ApplyDeckLinkInputMetrics(telemetry);
 		RuntimeLayerModelSnapshot layerSnapshot = mRuntimeLayers.Snapshot(telemetry);
 		return RuntimeStateToJson(RuntimeStateJsonInput{
 			mConfig,
@@ -220,6 +227,23 @@ private:
 		});
 	}
 
+	void ApplyDeckLinkInputMetrics(CadenceTelemetrySnapshot& telemetry)
+	{
+		if (!mDeckLinkInputMetricsProvider)
+			return;
+
+		const DeckLinkInputMetrics inputMetrics = mDeckLinkInputMetricsProvider();
+		telemetry.inputConvertMilliseconds = inputMetrics.convertMilliseconds;
+		telemetry.inputSubmitMilliseconds = inputMetrics.submitMilliseconds;
+		telemetry.inputNoSignalFrames = inputMetrics.noInputSourceFrames;
+		telemetry.inputUnsupportedFrames = inputMetrics.unsupportedFrames;
+		telemetry.inputSubmitMisses = inputMetrics.submitMisses;
+		telemetry.inputCaptureFormat = inputMetrics.captureFormat ? inputMetrics.captureFormat : "none";
+		if (telemetry.sampleSeconds > 0.0)
+			telemetry.inputCaptureFps = static_cast<double>(inputMetrics.capturedFrames - mLastInputCapturedFrames) / telemetry.sampleSeconds;
+		mLastInputCapturedFrames = inputMetrics.capturedFrames;
+	}
+
 	bool WaitForPreroll() const
 	{
 		const auto deadline = std::chrono::steady_clock::now() + mConfig.prerollTimeout;
@@ -241,6 +265,8 @@ private:
 	CadenceTelemetry mHttpTelemetry;
 	HttpControlServer mHttpServer;
 	RuntimeLayerController mRuntimeLayers;
+	std::function<DeckLinkInputMetrics()> mDeckLinkInputMetricsProvider;
+	uint64_t mLastInputCapturedFrames = 0;
 	bool mStarted = false;
 	bool mVideoOutputEnabled = false;
 	std::string mVideoOutputStatus = "DeckLink output not started.";