{
"version": 2.0,
"target": "bcm2835",
"algorithms": [
{
"rpi.black_level":
{
"black_level": 4096
}
},
{
"rpi.dpc": { }
},
{
"rpi.lux":
{
"reference_shutter_speed": 27242,
"reference_gain": 1.0,
"reference_aperture": 1.0,
"reference_lux": 830,
"reference_Y": 17755
}
},
{
"rpi.noise":
{
"reference_constant": 0,
"reference_slope": 2.767
}
},
{
"rpi.geq":
{
"offset": 204,
"slope": 0.01078
}
},
{
"rpi.sdn": { }
},
{
"rpi.awb":
{
"bayes": 0
}
},
{
"rpi.agc":
{
"metering_modes":
{
"centre-weighted":
{
"weights": [ 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 0, 0, 0, 0 ]
},
"spot":
{
"weights": [ 2, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 ]
},
"matrix":
{
"weights": [ 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1 ]
}
},
"exposure_modes":
{
"normal":
{
"shutter": [ 100, 10000, 30000, 60000, 66666 ],
"gain": [ 1.0, 2.0, 4.0, 6.0, 8.0 ]
},
"short":
{
"shutter": [ 100, 5000, 10000, 20000, 33333 ],
"gain": [ 1.0, 2.0, 4.0, 6.0, 8.0 ]
},
"long":
{
"shutter": [ 100, 10000, 30000, 60000, 120000 ],
"gain": [ 1.0, 2.0, 4.0, 6.0, 12.0 ]
}
},
"constraint_modes":
{
"normal": [
{
"bound": "LOWER",
"q_lo": 0.98,
"q_hi": 1.0,
"y_target":
[
0, 0.3,
1000, 0.3
]
}
],
"highlight": [
{
"bound": "LOWER",
"q_lo": 0.98,
"q_hi": 1.0,
"y_target":
[
0, 0.3,
1000, 0.3
]
},
{
"bound": "UPPER",
"q_lo": 0.98,
"q_hi": 1.0,
"y_target":
[
0, 0.8,
1000, 0.8
]
}
],
"shadows": [
{
"bound": "LOWER",
"q_lo": 0.0,
"q_hi": 0.5,
"y_target":
[
0, 0.17,
1000, 0.17
]
}
]
},
"y_target":
[
0, 0.16,
1000, 0.165,
10000, 0.17
]
}
},
{
"rpi.alsc":
{
"omega": 1.3,
"n_iter": 100,
"luminance_strength": 0.5,
"calibrations_Cr": [
{
"ct": 2960,
"table":
[
2.088, 2.086, 2.082, 2.081, 2.077, 2.071, 2.068, 2.068, 2.072, 2.073, 2.075, 2.078, 2.084, 2.092, 2.095, 2.098,
2.086, 2.084, 2.079, 2.078, 2.075, 2.068, 2.064, 2.063, 2.068, 2.071, 2.072, 2.075, 2.081, 2.089, 2.092, 2.094,
2.083, 2.081, 2.077, 2.072, 2.069, 2.062, 2.059, 2.059, 2.063, 2.067, 2.069, 2.072, 2.079, 2.088, 2.089, 2.089,
2.081, 2./* SPDX-License-Identifier: BSD-2-Clause */
/*
* Copyright (C) 2019, Raspberry Pi (Trading) Limited
*
* agc_status.h - AGC/AEC control algorithm status
*/
#pragma once
#include <libcamera/base/utils.h>
// The AGC algorithm should post the following structure into the image's
// "agc.status" metadata.
#ifdef __cplusplus
extern "C" {
#endif
// Note: total_exposure_value will be reported as zero until the algorithm has
// seen statistics and calculated meaningful values. The contents should be
// ignored until then.
struct AgcStatus {
libcamera::utils::Duration total_exposure_value; // value for all exposure and gain for this image
libcamera::utils::Duration target_exposure_value; // (unfiltered) target total exposure AGC is aiming for
libcamera::utils::Duration shutter_time;
double analogue_gain;
char exposure_mode[32];
char constraint_mode[32];
char metering_mode[32];
double ev;
libcamera::utils::Duration flicker_period;
int floating_region_enable;
libcamera::utils::Duration fixed_shutter;
double fixed_analogue_gain;
double digital_gain;
int locked;
};
#ifdef __cplusplus
}
#endif