libcamera::ipa::agc::FrameContext Struct Reference

Per-frame context for AgcAlgorithm. More...

Collaboration diagram for libcamera::ipa::agc::FrameContext:

Public Attributes
uint32_t	exposure
	Exposure time expressed as a number of lines computed by the algorithm.
double	gain
	Analogue gain multiplier computed by the algorithm.
double	quantizationGain
	Quantization gain multiplier computed by the algorithm.
double	exposureValue
	Exposure value as set by the ExposureValue control.
double	yTarget
	Luminance target computed by the algorithm.
uint32_t	vblank
	Vertical blanking parameter computed by the algorithm.
bool	autoExposureEnabled
	Manual/automatic AGC state (exposure) as set by the ExposureTimeMode control.
bool	autoGainEnabled
	Manual/automatic AGC state (gain) as set by the AnalogueGainMode control.
controls::AeConstraintModeEnum	constraintMode
	Constraint mode as set by the AeConstraintMode control.
controls::AeExposureModeEnum	exposureMode
	Exposure mode as set by the AeExposureMode control.
utils::Duration	minFrameDuration
	Minimum frame duration as set by the FrameDurationLimits control.
utils::Duration	maxFrameDuration
	Maximum frame duration as set by the FrameDurationLimits control.
utils::Duration	frameDuration
	The actual FrameDuration used by the algorithm for the frame.
bool	autoExposureModeChange
	Indicate if autoExposureEnabled has changed from true in the previous frame to false in the current frame, and no manual exposure value has been supplied in the current frame.
bool	autoGainModeChange
	Indicate if autoGainEnabled has changed from true in the previous frame to false in the current frame, and no manual gain value has been supplied in the current frame.

Detailed Description

Per-frame context for AgcAlgorithm.

Member Data Documentation

gain

libcamera::ipa::agc::FrameContext::gain

Analogue gain multiplier computed by the algorithm.

The gain should be translated to the sensor specific gain code before applying.

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The documentation for this struct was generated from the following files:

• src/ipa/libipa/agc.h
• src/ipa/libipa/agc.cpp