[PATCH v1 2/2] ipa: rpi: Adding IMX283 support
Kieran Bingham
kieran.bingham at ideasonboard.com
Wed Aug 7 11:59:55 CEST 2024
Quoting Naushir Patuck (2024-08-07 10:34:49)
> From: will whang <will at willwhang.com>
>
> Add support for the IMX283 sensor for the VC4 target.
>
> Signed-off-by: will whang <will at willwhang.com>
> Signed-off-by: Naushir Patuck <naush at raspberrypi.com>
> Reviewed-by: Naushir Patuck <naush at raspberrypi.com>
Acked-by: Kieran Bingham <kieran.bingham at ideasonboard.com>
> ---
> src/ipa/rpi/cam_helper/cam_helper_imx283.cpp | 73 +++++
> src/ipa/rpi/cam_helper/meson.build | 1 +
> src/ipa/rpi/vc4/data/imx283.json | 313 +++++++++++++++++++
> src/ipa/rpi/vc4/data/meson.build | 1 +
> 4 files changed, 388 insertions(+)
> create mode 100644 src/ipa/rpi/cam_helper/cam_helper_imx283.cpp
> create mode 100644 src/ipa/rpi/vc4/data/imx283.json
>
> diff --git a/src/ipa/rpi/cam_helper/cam_helper_imx283.cpp b/src/ipa/rpi/cam_helper/cam_helper_imx283.cpp
> new file mode 100644
> index 000000000000..1fd4d7f31b04
> --- /dev/null
> +++ b/src/ipa/rpi/cam_helper/cam_helper_imx283.cpp
> @@ -0,0 +1,73 @@
> +/* SPDX-License-Identifier: BSD-2-Clause */
> +/*
> + * Copyright (C) 2024, Raspberry Pi Ltd
> + *
> + * cam_helper_Imx283.cpp - camera information for Imx283 sensor
> + */
> +
> +#include <assert.h>
> +
> +#include "cam_helper.h"
> +#include "math.h"
> +using namespace RPiController;
> +
> +class CamHelperImx283 : public CamHelper
> +{
> +public:
> + CamHelperImx283();
> + uint32_t gainCode(double gain) const override;
> + double gain(uint32_t gainCode) const override;
> + void getDelays(int &exposureDelay, int &gainDelay,
> + int &vblankDelay, int &hblankDelay) const override;
> + unsigned int hideFramesModeSwitch() const override;
> +
> +private:
> + /*
> + * Smallest difference between the frame length and integration time,
> + * in units of lines.
> + */
> + static constexpr int frameIntegrationDiff = 4;
> +};
> +
> +/*
> + * Imx283 doesn't output metadata, so we have to use the delayed controls which
> + * works by counting frames.
> + */
> +
> +CamHelperImx283::CamHelperImx283()
> + : CamHelper({}, frameIntegrationDiff)
> +{
> +}
> +
> +uint32_t CamHelperImx283::gainCode(double gain) const
> +{
> + return static_cast<uint32_t>(2048.0 - 2048.0 / gain);
> +}
> +
> +double CamHelperImx283::gain(uint32_t gainCode) const
> +{
> + return static_cast<double>(2048.0 / (2048 - gainCode));
> +}
> +
> +void CamHelperImx283::getDelays(int &exposureDelay, int &gainDelay,
> + int &vblankDelay, int &hblankDelay) const
> +{
> + /* The driver appears to behave as follows: */
> + exposureDelay = 2;
> + gainDelay = 2;
> + vblankDelay = 2;
> + hblankDelay = 2;
> +}
> +
> +unsigned int CamHelperImx283::hideFramesModeSwitch() const
> +{
> + /* After a mode switch, we seem to get 1 bad frame. */
> + return 1;
> +}
> +
> +static CamHelper *create()
> +{
> + return new CamHelperImx283();
> +}
> +
> +static RegisterCamHelper reg("imx283", &create);
> diff --git a/src/ipa/rpi/cam_helper/meson.build b/src/ipa/rpi/cam_helper/meson.build
> index 7262505742f3..1e43f1da29cd 100644
> --- a/src/ipa/rpi/cam_helper/meson.build
> +++ b/src/ipa/rpi/cam_helper/meson.build
> @@ -4,6 +4,7 @@ rpi_ipa_cam_helper_sources = files([
> 'cam_helper.cpp',
> 'cam_helper_ov5647.cpp',
> 'cam_helper_imx219.cpp',
> + 'cam_helper_imx283.cpp',
> 'cam_helper_imx290.cpp',
> 'cam_helper_imx296.cpp',
> 'cam_helper_imx477.cpp',
> diff --git a/src/ipa/rpi/vc4/data/imx283.json b/src/ipa/rpi/vc4/data/imx283.json
> new file mode 100644
> index 000000000000..bfacecc8e3c2
> --- /dev/null
> +++ b/src/ipa/rpi/vc4/data/imx283.json
> @@ -0,0 +1,313 @@
> +{
> + "version": 2.0,
> + "target": "bcm2835",
> + "algorithms": [
> + {
> + "rpi.black_level":
> + {
> + "black_level": 3200
> + }
> + },
> + {
> + "rpi.dpc": { }
> + },
> + {
> + "rpi.lux":
> + {
> + "reference_shutter_speed": 2461,
> + "reference_gain": 1.0,
> + "reference_aperture": 1.0,
> + "reference_lux": 1148,
> + "reference_Y": 13314
> + }
> + },
> + {
> + "rpi.noise":
> + {
> + "reference_constant": 0,
> + "reference_slope": 2.204
> + }
> + },
> + {
> + "rpi.geq":
> + {
> + "offset": 199,
> + "slope": 0.01947
> + }
> + },
> + {
> + "rpi.sdn": { }
> + },
> + {
> + "rpi.awb":
> + {
> + "priors": [
> + {
> + "lux": 0,
> + "prior":
> + [
> + 2000, 1.0,
> + 3000, 0.0,
> + 13000, 0.0
> + ]
> + },
> + {
> + "lux": 800,
> + "prior":
> + [
> + 2000, 0.0,
> + 6000, 2.0,
> + 13000, 2.0
> + ]
> + },
> + {
> + "lux": 1500,
> + "prior":
> + [
> + 2000, 0.0,
> + 4000, 1.0,
> + 6000, 6.0,
> + 6500, 7.0,
> + 7000, 1.0,
> + 13000, 1.0
> + ]
> + }
> + ],
> + "modes":
> + {
> + "auto":
> + {
> + "lo": 2500,
> + "hi": 8000
> + },
> + "incandescent":
> + {
> + "lo": 2500,
> + "hi": 3000
> + },
> + "tungsten":
> + {
> + "lo": 3000,
> + "hi": 3500
> + },
> + "fluorescent":
> + {
> + "lo": 4000,
> + "hi": 4700
> + },
> + "indoor":
> + {
> + "lo": 3000,
> + "hi": 5000
> + },
> + "daylight":
> + {
> + "lo": 5500,
> + "hi": 6500
> + }
> + },
> + "bayes": 1,
> + "ct_curve":
> + [
> + 2213.0, 0.9607, 0.2593,
> + 5313.0, 0.4822, 0.5909,
> + 6237.0, 0.4739, 0.6308
> + ],
> + "sensitivity_r": 1.0,
> + "sensitivity_b": 1.0,
> + "transverse_pos": 0.0144,
> + "transverse_neg": 0.01
> + }
> + },
> + {
> + "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, 120000 ],
> + "gain": [ 1.0, 2.0, 4.0, 6.0, 6.0 ]
> + },
> + "short":
> + {
> + "shutter": [ 100, 5000, 10000, 20000, 120000 ],
> + "gain": [ 1.0, 2.0, 4.0, 6.0, 6.0 ]
> + }
> + },
> + "constraint_modes":
> + {
> + "normal": [
> + {
> + "bound": "LOWER",
> + "q_lo": 0.98,
> + "q_hi": 1.0,
> + "y_target":
> + [
> + 0, 0.5,
> + 1000, 0.5
> + ]
> + }
> + ],
> + "highlight": [
> + {
> + "bound": "LOWER",
> + "q_lo": 0.98,
> + "q_hi": 1.0,
> + "y_target":
> + [
> + 0, 0.5,
> + 1000, 0.5
> + ]
> + },
> + {
> + "bound": "UPPER",
> + "q_lo": 0.98,
> + "q_hi": 1.0,
> + "y_target":
> + [
> + 0, 0.8,
> + 1000, 0.8
> + ]
> + }
> + ]
> + },
> + "y_target":
> + [
> + 0, 0.16,
> + 1000, 0.165,
> + 10000, 0.17
> + ]
> + }
> + },
> + {
> + "rpi.alsc":
> + {
> + "omega": 1.3,
> + "n_iter": 100,
> + "luminance_strength": 0.7
> + }
> + },
> + {
> + "rpi.contrast":
> + {
> + "ce_enable": 1,
> + "gamma_curve":
> + [
> + 0, 0,
> + 1024, 5040,
> + 2048, 9338,
> + 3072, 12356,
> + 4096, 15312,
> + 5120, 18051,
> + 6144, 20790,
> + 7168, 23193,
> + 8192, 25744,
> + 9216, 27942,
> + 10240, 30035,
> + 11264, 32005,
> + 12288, 33975,
> + 13312, 35815,
> + 14336, 37600,
> + 15360, 39168,
> + 16384, 40642,
> + 18432, 43379,
> + 20480, 45749,
> + 22528, 47753,
> + 24576, 49621,
> + 26624, 51253,
> + 28672, 52698,
> + 30720, 53796,
> + 32768, 54876,
> + 36864, 57012,
> + 40960, 58656,
> + 45056, 59954,
> + 49152, 61183,
> + 53248, 62355,
> + 57344, 63419,
> + 61440, 64476,
> + 65535, 65535
> + ]
> + }
> + },
> + {
> + "rpi.ccm":
> + {
> + "ccms": [
> + {
> + "ct": 2213,
> + "ccm":
> + [
> + 1.91264, -0.27609, -0.63655,
> + -0.65708, 2.11718, -0.46009,
> + 0.03629, -1.38441, 2.34811
> + ]
> + },
> + {
> + "ct": 2255,
> + "ccm":
> + [
> + 1.90369, -0.29309, -0.61059,
> + -0.64693, 2.08169, -0.43476,
> + 0.04086, -1.29999, 2.25914
> + ]
> + },
> + {
> + "ct": 2259,
> + "ccm":
> + [
> + 1.92762, -0.35134, -0.57628,
> + -0.63523, 2.08481, -0.44958,
> + 0.06754, -1.32953, 2.26199
> + ]
> + },
> + {
> + "ct": 5313,
> + "ccm":
> + [
> + 1.75924, -0.54053, -0.21871,
> + -0.38159, 1.88671, -0.50511,
> + -0.00747, -0.53492, 1.54239
> + ]
> + },
> + {
> + "ct": 6237,
> + "ccm":
> + [
> + 2.19299, -0.74764, -0.44536,
> + -0.51678, 2.27651, -0.75972,
> + -0.06498, -0.74269, 1.80767
> + ]
> + }
> + ]
> + }
> + },
> + {
> + "rpi.sharpen": { }
> + }
> + ]
> +}
> diff --git a/src/ipa/rpi/vc4/data/meson.build b/src/ipa/rpi/vc4/data/meson.build
> index afbf875a113a..60477c112196 100644
> --- a/src/ipa/rpi/vc4/data/meson.build
> +++ b/src/ipa/rpi/vc4/data/meson.build
> @@ -3,6 +3,7 @@
> conf_files = files([
> 'imx219.json',
> 'imx219_noir.json',
> + 'imx283.json',
> 'imx290.json',
> 'imx296.json',
> 'imx296_mono.json',
> --
> 2.34.1
>
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