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/* SPDX-License-Identifier: BSD-2-Clause */
/*
* Copyright (C) 2019-2020, Raspberry Pi (Trading) Limited
*
* camera_mode.h - description of a particular operating mode of a sensor
*/
#pragma once
#include <libcamera/transform.h>
#include <libcamera/base/utils.h>
// Description of a "camera mode", holding enough information for control
// algorithms to adapt their behaviour to the different modes of the camera,
// including binning, scaling, cropping etc.
#ifdef __cplusplus
extern "C" {
#endif
#define CAMERA_MODE_NAME_LEN 32
struct CameraMode {
// bit depth of the raw camera output
uint32_t bitdepth;
// size in pixels of frames in this mode
uint16_t width, height;
// size of full resolution uncropped frame ("sensor frame")
uint16_t sensor_width, sensor_height;
// binning factor (1 = no binning, 2 = 2-pixel binning etc.)
uint8_t bin_x, bin_y;
// location of top left pixel in the sensor frame
uint16_t crop_x, crop_y;
// scaling factor (so if uncropped, width*scale_x is sensor_width)
double scale_x, scale_y;
// scaling of the noise compared to the native sensor mode
double noise_factor;
// line time
libcamera::utils::Duration line_length;
// any camera transform *not* reflected already in the camera tuning
libcamera::Transform transform;
// minimum and maximum fame lengths in units of lines
uint32_t min_frame_length, max_frame_length;
// sensitivity of this mode
double sensitivity;
};
#ifdef __cplusplus
}
#endif
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