orientation.h

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/* SPDX-License-Identifier: LGPL-2.1-or-later */
/*
 * Copyright (C) 2023, Ideas On Board Oy
 *
 * orientation.h - Image orientation
 */
 
#pragma once
 
#include <iostream>
 
namespace libcamera {
 
enum class Orientation {
    /* EXIF tag 274 starts from '1' */
    Rotate0 = 1,
    Rotate0Mirror,
    Rotate180,
    Rotate180Mirror,
    Rotate90Mirror,
    Rotate270,
    Rotate270Mirror,
    Rotate90,
};
 
Orientation orientationFromRotation(int angle, bool *success = nullptr);
 
std::ostream &operator<<(std::ostream &out, const Orientation &orientation);
 
} /* namespace libcamera */