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-rw-r--r--src/ipa/rkisp1/algorithms/agc.cpp19
1 files changed, 3 insertions, 16 deletions
diff --git a/src/ipa/rkisp1/algorithms/agc.cpp b/src/ipa/rkisp1/algorithms/agc.cpp
index 22f70aba..a4e5500e 100644
--- a/src/ipa/rkisp1/algorithms/agc.cpp
+++ b/src/ipa/rkisp1/algorithms/agc.cpp
@@ -36,15 +36,6 @@ namespace ipa::rkisp1::algorithms {
LOG_DEFINE_CATEGORY(RkISP1Agc)
-/*
- * Limits for analogue gain values
- *
- * \todo Remove the hard-coded limits and let the sensor helper specify
- * the minimum and maximum allowed gain values.
- */
-static constexpr double kMinAnalogueGain = 1.0;
-static constexpr double kMaxAnalogueGain = 16.0;
-
/* \todo Honour the FrameDurationLimits control instead of hardcoding a limit */
static constexpr utils::Duration kMaxShutterSpeed = 60ms;
@@ -80,9 +71,7 @@ Agc::Agc()
int Agc::configure(IPAContext &context, const IPACameraSensorInfo &configInfo)
{
/* Configure the default exposure and gain. */
- context.activeState.agc.automatic.gain =
- std::max(context.configuration.sensor.minAnalogueGain,
- kMinAnalogueGain);
+ context.activeState.agc.automatic.gain = context.configuration.sensor.minAnalogueGain;
context.activeState.agc.automatic.exposure =
10ms / context.configuration.sensor.lineDuration;
context.activeState.agc.manual.gain = context.activeState.agc.automatic.gain;
@@ -265,10 +254,8 @@ void Agc::computeExposure(IPAContext &context, IPAFrameContext &frameContext,
utils::Duration maxShutterSpeed = std::min(configuration.sensor.maxShutterSpeed,
kMaxShutterSpeed);
- double minAnalogueGain = std::max(configuration.sensor.minAnalogueGain,
- kMinAnalogueGain);
- double maxAnalogueGain = std::min(configuration.sensor.maxAnalogueGain,
- kMaxAnalogueGain);
+ double minAnalogueGain = configuration.sensor.minAnalogueGain;
+ double maxAnalogueGain = configuration.sensor.maxAnalogueGain;
/* Consider within 1% of the target as correctly exposed. */
if (utils::abs_diff(evGain, 1.0) < 0.01)