diff options
Diffstat (limited to 'src/ipa/rkisp1/algorithms/agc.cpp')
| -rw-r--r-- | src/ipa/rkisp1/algorithms/agc.cpp | 80 |
1 files changed, 40 insertions, 40 deletions
diff --git a/src/ipa/rkisp1/algorithms/agc.cpp b/src/ipa/rkisp1/algorithms/agc.cpp index b4fc7aed..11613d1c 100644 --- a/src/ipa/rkisp1/algorithms/agc.cpp +++ b/src/ipa/rkisp1/algorithms/agc.cpp @@ -108,6 +108,46 @@ int Agc::configure(IPAContext &context, const IPACameraSensorInfo &configInfo) } /** + * \copydoc libcamera::ipa::Algorithm::prepare + */ +void Agc::prepare(IPAContext &context, const uint32_t frame, + IPAFrameContext &frameContext, rkisp1_params_cfg *params) +{ + frameContext.agc.exposure = context.activeState.agc.exposure; + frameContext.agc.gain = context.activeState.agc.gain; + + if (frame > 0) + return; + + /* Configure the measurement window. */ + params->meas.aec_config.meas_window = context.configuration.agc.measureWindow; + /* Use a continuous method for measure. */ + params->meas.aec_config.autostop = RKISP1_CIF_ISP_EXP_CTRL_AUTOSTOP_0; + /* Estimate Y as (R + G + B) x (85/256). */ + params->meas.aec_config.mode = RKISP1_CIF_ISP_EXP_MEASURING_MODE_1; + + params->module_cfg_update |= RKISP1_CIF_ISP_MODULE_AEC; + params->module_ens |= RKISP1_CIF_ISP_MODULE_AEC; + params->module_en_update |= RKISP1_CIF_ISP_MODULE_AEC; + + /* Configure histogram. */ + params->meas.hst_config.meas_window = context.configuration.agc.measureWindow; + /* Produce the luminance histogram. */ + params->meas.hst_config.mode = RKISP1_CIF_ISP_HISTOGRAM_MODE_Y_HISTOGRAM; + /* Set an average weighted histogram. */ + for (unsigned int histBin = 0; histBin < numHistBins_; histBin++) + params->meas.hst_config.hist_weight[histBin] = 1; + /* Step size can't be less than 3. */ + params->meas.hst_config.histogram_predivider = 4; + + /* Update the configuration for histogram. */ + params->module_cfg_update |= RKISP1_CIF_ISP_MODULE_HST; + /* Enable the histogram measure unit. */ + params->module_ens |= RKISP1_CIF_ISP_MODULE_HST; + params->module_en_update |= RKISP1_CIF_ISP_MODULE_HST; +} + +/** * \brief Apply a filter on the exposure value to limit the speed of changes * \param[in] exposureValue The target exposure from the AGC algorithm * @@ -348,46 +388,6 @@ void Agc::process(IPAContext &context, [[maybe_unused]] const uint32_t frame, metadata.set(controls::FrameDuration, frameDuration.get<std::micro>()); } -/** - * \copydoc libcamera::ipa::Algorithm::prepare - */ -void Agc::prepare(IPAContext &context, const uint32_t frame, - IPAFrameContext &frameContext, rkisp1_params_cfg *params) -{ - frameContext.agc.exposure = context.activeState.agc.exposure; - frameContext.agc.gain = context.activeState.agc.gain; - - if (frame > 0) - return; - - /* Configure the measurement window. */ - params->meas.aec_config.meas_window = context.configuration.agc.measureWindow; - /* Use a continuous method for measure. */ - params->meas.aec_config.autostop = RKISP1_CIF_ISP_EXP_CTRL_AUTOSTOP_0; - /* Estimate Y as (R + G + B) x (85/256). */ - params->meas.aec_config.mode = RKISP1_CIF_ISP_EXP_MEASURING_MODE_1; - - params->module_cfg_update |= RKISP1_CIF_ISP_MODULE_AEC; - params->module_ens |= RKISP1_CIF_ISP_MODULE_AEC; - params->module_en_update |= RKISP1_CIF_ISP_MODULE_AEC; - - /* Configure histogram. */ - params->meas.hst_config.meas_window = context.configuration.agc.measureWindow; - /* Produce the luminance histogram. */ - params->meas.hst_config.mode = RKISP1_CIF_ISP_HISTOGRAM_MODE_Y_HISTOGRAM; - /* Set an average weighted histogram. */ - for (unsigned int histBin = 0; histBin < numHistBins_; histBin++) - params->meas.hst_config.hist_weight[histBin] = 1; - /* Step size can't be less than 3. */ - params->meas.hst_config.histogram_predivider = 4; - - /* Update the configuration for histogram. */ - params->module_cfg_update |= RKISP1_CIF_ISP_MODULE_HST; - /* Enable the histogram measure unit. */ - params->module_ens |= RKISP1_CIF_ISP_MODULE_HST; - params->module_en_update |= RKISP1_CIF_ISP_MODULE_HST; -} - REGISTER_IPA_ALGORITHM(Agc, "Agc") } /* namespace ipa::rkisp1::algorithms */ |