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/* SPDX-License-Identifier: GPL-2.0-or-later */
/*
 * Copyright (C) 2019, Google Inc.
 *
 * main.h - Cam application
 */
#ifndef __CAM_MAIN_H__
#define __CAM_MAIN_H__

enum {
	OptCamera = 'c',
	OptCapture = 'C',
	OptFile = 'F',
	OptHelp = 'h',
	OptInfo = 'I',
	OptList = 'l',
	OptListProperties = 'p',
	OptMonitor = 'm',
	OptStream = 's',
	OptListControls = 256,
	OptStrictFormats = 257,
	OptMetadata = 258,
};

#endif /* __CAM_MAIN_H__ */
ass="hl opt">: CamHelperOv9281(); uint32_t gainCode(double gain) const override; double gain(uint32_t gainCode) const override; void getDelays(int &exposureDelay, int &gainDelay, int &vblankDelay) const override; private: /* * Smallest difference between the frame length and integration time, * in units of lines. */ static constexpr int frameIntegrationDiff = 4; }; /* * OV9281 doesn't output metadata, so we have to use the "unicam parser" which * works by counting frames. */ CamHelperOv9281::CamHelperOv9281() : CamHelper({}, frameIntegrationDiff) { } uint32_t CamHelperOv9281::gainCode(double gain) const { return static_cast<uint32_t>(gain * 16.0); } double CamHelperOv9281::gain(uint32_t gainCode) const { return static_cast<double>(gainCode) / 16.0; } void CamHelperOv9281::getDelays(int &exposureDelay, int &gainDelay, int &vblankDelay) const { /* The driver appears to behave as follows: */ exposureDelay = 2; gainDelay = 2; vblankDelay = 2; } static CamHelper *create() { return new CamHelperOv9281(); } static RegisterCamHelper reg("ov9281", &create);