/* SPDX-License-Identifier: LGPL-2.1-or-later */ /* * Copyright (C) 2021-2022, Ideas On Board * * cproc.cpp - RkISP1 Color Processing control */ #include "cproc.h" #include #include #include #include /** * \file cproc.h */ namespace libcamera { namespace ipa::rkisp1::algorithms { /** * \class ColorProcessing * \brief RkISP1 Color Processing control * * The ColorProcessing algorithm is responsible for applying brightness, * contrast and saturation corrections. The values are directly provided * through requests by the corresponding controls. */ LOG_DEFINE_CATEGORY(RkISP1CProc) /** * \copydoc libcamera::ipa::Algorithm::queueRequest */ void ColorProcessing::queueRequest(IPAContext &context, [[maybe_unused]] const uint32_t frame, IPAFrameContext &frameContext, const ControlList &controls) { auto &cproc = context.activeState.cproc; bool update = false; const auto &brightness = controls.get(controls::Brightness); if (brightness) { int value = std::clamp(std::lround(*brightness * 128), -128, 127); if (cproc.brightness != value) { cproc.brightness = value; update = true; } LOG(RkISP1CProc, Debug) << "Set brightness to " << value; } const auto &contrast = controls.get(controls::Contrast); if (contrast) { int value = std::clamp(std::lround(*contrast * 128), 0, 255); if (cproc.contrast != value) { cproc.contrast = value; update = true; } LOG(RkISP1CProc, Debug) << "Set contrast to " << value; } const auto saturation = controls.get(controls::Saturation); if (saturation) { int value = std::clamp(std::lround(*saturation * 128), 0, 255); if (cproc.saturation != value) { cproc.saturation = value; update = true; } LOG(RkISP1CProc, Debug) << "Set saturation to " << value; } frameContext.cproc.brightness = cproc.brightness; frameContext.cproc.contrast = cproc.contrast; frameContext.cproc.saturation = cproc.saturation; frameContext.cproc.update = update; } /** * \copydoc libcamera::ipa::Algorithm::prepare */ void ColorProcessing::prepare([[maybe_unused]] IPAContext &context, [[maybe_unused]] const uint32_t frame, IPAFrameContext &frameContext, rkisp1_params_cfg *params) { /* Check if the algorithm configuration has been updated. */ if (!frameContext.cproc.update) return; params->others.cproc_config.brightness = frameContext.cproc.brightness; params->others.cproc_config.contrast = frameContext.cproc.contrast; params->others.cproc_config.sat = frameContext.cproc.saturation; params->module_en_update |= RKISP1_CIF_ISP_MODULE_CPROC; params->module_ens |= RKISP1_CIF_ISP_MODULE_CPROC; params->module_cfg_update |= RKISP1_CIF_ISP_MODULE_CPROC; } REGISTER_IPA_ALGORITHM(ColorProcessing, "ColorProcessing") } /* namespace ipa::rkisp1::algorithms */ } /* namespace libcamera */ 19'>summaryrefs log tree commit diff

path: root/include/libcamera/ipa/ipu3.mojom

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