From 0db2c8dc75e466e7648dc1b95380495c6a126349 Mon Sep 17 00:00:00 2001 From: Naushir Patuck Date: Sun, 3 May 2020 16:48:42 +0100 Subject: libcamera: ipa: Raspberry Pi IPA Initial implementation of the Raspberry Pi (BCM2835) libcamera IPA and associated libraries. All code is licensed under the BSD-2-Clause terms. Copyright (c) 2019-2020 Raspberry Pi Trading Ltd. Signed-off-by: Naushir Patuck Acked-by: Laurent Pinchart Signed-off-by: Laurent Pinchart --- src/ipa/raspberrypi/controller/rpi/noise.hpp | 32 ++++++++++++++++++++++++++++ 1 file changed, 32 insertions(+) create mode 100644 src/ipa/raspberrypi/controller/rpi/noise.hpp (limited to 'src/ipa/raspberrypi/controller/rpi/noise.hpp') diff --git a/src/ipa/raspberrypi/controller/rpi/noise.hpp b/src/ipa/raspberrypi/controller/rpi/noise.hpp new file mode 100644 index 00000000..51d46a3d --- /dev/null +++ b/src/ipa/raspberrypi/controller/rpi/noise.hpp @@ -0,0 +1,32 @@ +/* SPDX-License-Identifier: BSD-2-Clause */ +/* + * Copyright (C) 2019, Raspberry Pi (Trading) Limited + * + * noise.hpp - Noise control algorithm + */ +#pragma once + +#include "../algorithm.hpp" +#include "../noise_status.h" + +// This is our implementation of the "noise algorithm". + +namespace RPi { + +class Noise : public Algorithm +{ +public: + Noise(Controller *controller); + char const *Name() const override; + void SwitchMode(CameraMode const &camera_mode) override; + void Read(boost::property_tree::ptree const ¶ms) override; + void Prepare(Metadata *image_metadata) override; + +private: + // the noise profile for analogue gain of 1.0 + double reference_constant_; + double reference_slope_; + std::atomic mode_factor_; +}; + +} // namespace RPi -- cgit v1.2.1