1 files changed, 32 insertions, 0 deletions
diff --git a/src/ipa/rpi/controller/rpi/noise.h b/src/ipa/rpi/controller/rpi/noise.h
new file mode 100644
index 00000000..74c31e64
--- /dev/null
+++ b/src/ipa/rpi/controller/rpi/noise.h
@@ -0,0 +1,32 @@
+/* SPDX-License-Identifier: BSD-2-Clause */
+/*
+ * Copyright (C) 2019, Raspberry Pi Ltd
+ *
+ * noise.h - Noise control algorithm
+ */
+#pragma once
+
+#include "../algorithm.h"
+#include "../noise_status.h"
+
+/* This is our implementation of the "noise algorithm". */
+
+namespace RPiController {
+
+class Noise : public Algorithm
+{
+public:
+	Noise(Controller *controller);
+	char const *name() const override;
+	void switchMode(CameraMode const &cameraMode, Metadata *metadata) override;
+	int read(const libcamera::YamlObject &params) override;
+	void prepare(Metadata *imageMetadata) override;
+
+private:
+	/* the noise profile for analogue gain of 1.0 */
+	double referenceConstant_;
+	double referenceSlope_;
+	double modeFactor_;
+};
+
+} /* namespace RPiController */