diff options
Diffstat (limited to 'src/ipa/rkisp1/algorithms/agc.cpp')
| -rw-r--r-- | src/ipa/rkisp1/algorithms/agc.cpp | 48 |
1 files changed, 23 insertions, 25 deletions
diff --git a/src/ipa/rkisp1/algorithms/agc.cpp b/src/ipa/rkisp1/algorithms/agc.cpp index f12f8b60..17d074d9 100644 --- a/src/ipa/rkisp1/algorithms/agc.cpp +++ b/src/ipa/rkisp1/algorithms/agc.cpp @@ -281,7 +281,7 @@ void Agc::queueRequest(IPAContext &context, * \copydoc libcamera::ipa::Algorithm::prepare */ void Agc::prepare(IPAContext &context, const uint32_t frame, - IPAFrameContext &frameContext, rkisp1_params_cfg *params) + IPAFrameContext &frameContext, RkISP1Params *params) { if (frameContext.agc.autoEnabled) { frameContext.agc.exposure = context.activeState.agc.automatic.exposure; @@ -291,41 +291,39 @@ void Agc::prepare(IPAContext &context, const uint32_t frame, if (frame > 0 && !frameContext.agc.updateMetering) 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; + /* + * Configure the AEC measurements. Set the window, measure + * continuously, and estimate Y as (R + G + B) x (85/256). + */ + auto aecConfig = params->block<BlockType::Aec>(); + aecConfig.setEnabled(true); + + aecConfig->meas_window = context.configuration.agc.measureWindow; + aecConfig->autostop = RKISP1_CIF_ISP_EXP_CTRL_AUTOSTOP_0; + aecConfig->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 the histogram measurement. Set the window, produce a + * luminance histogram, and set the weights and predivider. + */ + auto hstConfig = params->block<BlockType::Hst>(); + hstConfig.setEnabled(true); - /* 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; + hstConfig->meas_window = context.configuration.agc.measureWindow; + hstConfig->mode = RKISP1_CIF_ISP_HISTOGRAM_MODE_Y_HISTOGRAM; - /* Set an average weighted histogram. */ Span<uint8_t> weights{ - params->meas.hst_config.hist_weight, + hstConfig->hist_weight, context.hw->numHistogramWeights }; std::vector<uint8_t> &modeWeights = meteringModes_.at(frameContext.agc.meteringMode); std::copy(modeWeights.begin(), modeWeights.end(), weights.begin()); - struct rkisp1_cif_isp_window window = params->meas.hst_config.meas_window; + struct rkisp1_cif_isp_window window = hstConfig->meas_window; Size windowSize = { window.h_size, window.v_size }; - params->meas.hst_config.histogram_predivider = + hstConfig->histogram_predivider = computeHistogramPredivider(windowSize, - static_cast<rkisp1_cif_isp_histogram_mode>(params->meas.hst_config.mode)); - - /* 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; + static_cast<rkisp1_cif_isp_histogram_mode>(hstConfig->mode)); } void Agc::fillMetadata(IPAContext &context, IPAFrameContext &frameContext, |