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-rw-r--r--src/ipa/rkisp1/algorithms/agc.cpp63
-rw-r--r--src/ipa/rkisp1/algorithms/agc.h4
2 files changed, 60 insertions, 7 deletions
diff --git a/src/ipa/rkisp1/algorithms/agc.cpp b/src/ipa/rkisp1/algorithms/agc.cpp
index dba58c90..322e837d 100644
--- a/src/ipa/rkisp1/algorithms/agc.cpp
+++ b/src/ipa/rkisp1/algorithms/agc.cpp
@@ -74,9 +74,14 @@ Agc::Agc()
int Agc::configure(IPAContext &context, const IPACameraSensorInfo &configInfo)
{
/* Configure the default exposure and gain. */
- context.activeState.agc.gain = std::max(context.configuration.sensor.minAnalogueGain,
- kMinAnalogueGain);
- context.activeState.agc.exposure = 10ms / context.configuration.sensor.lineDuration;
+ context.activeState.agc.automatic.gain =
+ std::max(context.configuration.sensor.minAnalogueGain,
+ kMinAnalogueGain);
+ context.activeState.agc.automatic.exposure =
+ 10ms / context.configuration.sensor.lineDuration;
+ context.activeState.agc.manual.gain = context.activeState.agc.automatic.gain;
+ context.activeState.agc.manual.exposure = context.activeState.agc.automatic.exposure;
+ context.activeState.agc.autoEnabled = true;
/*
* According to the RkISP1 documentation:
@@ -109,13 +114,57 @@ int Agc::configure(IPAContext &context, const IPACameraSensorInfo &configInfo)
}
/**
+ * \copydoc libcamera::ipa::Algorithm::queueRequest
+ */
+void Agc::queueRequest(IPAContext &context,
+ [[maybe_unused]] const uint32_t frame,
+ IPAFrameContext &frameContext,
+ const ControlList &controls)
+{
+ auto &agc = context.activeState.agc;
+
+ const auto &agcEnable = controls.get(controls::AeEnable);
+ if (agcEnable && *agcEnable != agc.autoEnabled) {
+ agc.autoEnabled = *agcEnable;
+
+ LOG(RkISP1Agc, Debug)
+ << (agc.autoEnabled ? "Enabling" : "Disabling") << " AGC";
+ }
+
+ const auto &exposure = controls.get(controls::ExposureTime);
+ if (exposure && !agc.autoEnabled) {
+ agc.manual.exposure = *exposure * 1.0us
+ / context.configuration.sensor.lineDuration;
+
+ LOG(RkISP1Agc, Debug)
+ << "Set exposure to " << agc.manual.exposure;
+ }
+
+ const auto &gain = controls.get(controls::AnalogueGain);
+ if (gain && !agc.autoEnabled) {
+ agc.manual.gain = *gain;
+
+ LOG(RkISP1Agc, Debug) << "Set gain to " << agc.manual.gain;
+ }
+
+ frameContext.agc.autoEnabled = agc.autoEnabled;
+
+ if (!frameContext.agc.autoEnabled) {
+ frameContext.agc.exposure = agc.manual.exposure;
+ frameContext.agc.gain = agc.manual.gain;
+ }
+}
+
+/**
* \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 (frameContext.agc.autoEnabled) {
+ frameContext.agc.exposure = context.activeState.agc.automatic.exposure;
+ frameContext.agc.gain = context.activeState.agc.automatic.gain;
+ }
if (frame > 0)
return;
@@ -263,8 +312,8 @@ void Agc::computeExposure(IPAContext &context, IPAFrameContext &frameContext,
<< stepGain;
/* Update the estimated exposure and gain. */
- activeState.agc.exposure = shutterTime / configuration.sensor.lineDuration;
- activeState.agc.gain = stepGain;
+ activeState.agc.automatic.exposure = shutterTime / configuration.sensor.lineDuration;
+ activeState.agc.automatic.gain = stepGain;
}
/**
diff --git a/src/ipa/rkisp1/algorithms/agc.h b/src/ipa/rkisp1/algorithms/agc.h
index da4d2d4e..a228d0c3 100644
--- a/src/ipa/rkisp1/algorithms/agc.h
+++ b/src/ipa/rkisp1/algorithms/agc.h
@@ -26,6 +26,10 @@ public:
~Agc() = default;
int configure(IPAContext &context, const IPACameraSensorInfo &configInfo) override;
+ void queueRequest(IPAContext &context,
+ const uint32_t frame,
+ IPAFrameContext &frameContext,
+ const ControlList &controls) override;
void prepare(IPAContext &context, const uint32_t frame,
IPAFrameContext &frameContext,
rkisp1_params_cfg *params) override;