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ipa: rkisp1: Fill AGC and AWB metadata

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Fill the frame metadata in the AGC and AWB algorithm's prepare()
function. Additional metadata for other algorithms will be addressed
later.

Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Reviewed-by: Kieran Bingham <kieran.bingham@ideasonboard.com>
Reviewed-by: Jacopo Mondi <jacopo@jmondi.org>
This commit is contained in:
Laurent Pinchart 2022-10-19 02:34:13 +03:00
parent c20ca6587d
commit 32d5f0d2a4
5 changed files with 28 additions and 2 deletions
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15
src/ipa/rkisp1/algorithms/agc.cpp
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@ -14,6 +14,7 @@
#include <libcamera/base/log.h>
#include <libcamera/base/utils.h>
#include <libcamera/control_ids.h>
#include <libcamera/ipa/core_ipa_interface.h>
#include "libipa/histogram.h"
@ -290,7 +291,7 @@ double Agc::measureBrightness(const rkisp1_cif_isp_hist_stat *hist) const
*/
void Agc::process(IPAContext &context, [[maybe_unused]] const uint32_t frame,
IPAFrameContext &frameContext, const rkisp1_stat_buffer *stats,
[[maybe_unused]] ControlList &metadata)
ControlList &metadata)
{
/*
* \todo Verify that the exposure and gain applied by the sensor for
@ -333,6 +334,18 @@ void Agc::process(IPAContext &context, [[maybe_unused]] const uint32_t frame,
computeExposure(context, frameContext, yGain, iqMeanGain);
frameCount_++;
utils::Duration exposureTime = context.configuration.sensor.lineDuration
* frameContext.sensor.exposure;
metadata.set(controls::AnalogueGain, frameContext.sensor.gain);
metadata.set(controls::ExposureTime, exposureTime.get<std::micro>());
/* \todo Use VBlank value calculated from each frame exposure. */
uint32_t vTotal = context.configuration.sensor.size.height
+ context.configuration.sensor.defVBlank;
utils::Duration frameDuration = context.configuration.sensor.lineDuration
* vTotal;
metadata.set(controls::FrameDuration, frameDuration.get<std::micro>());
}
/**