src/apps/qcam/assets/feathericons/terminal.svg


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/* SPDX-License-Identifier: BSD-2-Clause */
/*
 * Copyright (C) 2019, Raspberry Pi (Trading) Limited
 *
 * cam_helper_imx219.cpp - camera helper for imx219 sensor
 */

#include <assert.h>
#include <stddef.h>
#include <stdio.h>
#include <stdlib.h>

/*
 * We have observed that the imx219 embedded data stream randomly returns junk
 * register values. Do not rely on embedded data until this has been resolved.
 */
#define ENABLE_EMBEDDED_DATA 0

#include "cam_helper.hpp"
#if ENABLE_EMBEDDED_DATA
#include "md_parser.hpp"
#endif

using namespace RPiController;

/*
 * We care about one gain register and a pair of exposure registers. Their I2C
 * addresses from the Sony IMX219 datasheet:
 */
constexpr uint32_t gainReg = 0x157;
constexpr uint32_t expHiReg = 0x15a;
constexpr uint32_t expLoReg = 0x15b;
constexpr uint32_t frameLengthHiReg = 0x160;
constexpr uint32_t frameLengthLoReg = 0x161;