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// Copyright (C) 2023 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only
#ifndef QV4L2FILEDESCRIPTOR_P_H
#define QV4L2FILEDESCRIPTOR_P_H
#include <private/qtmultimediaglobal_p.h>
//
// W A R N I N G
// -------------
//
// This file is not part of the Qt API. It exists purely as an
// implementation detail. This header file may change from version to
// version without notice, or even be removed.
//
// We mean it.
//
QT_BEGIN_NAMESPACE
int xioctl(int fd, int request, void *arg);
class QV4L2FileDescriptor
{
public:
QV4L2FileDescriptor(int descriptor);
~QV4L2FileDescriptor();
bool call(int request, void *arg) const;
int get() const { return m_descriptor; }
bool requestBuffers(quint32 memoryType, quint32 &buffersCount) const;
bool startStream();
bool stopStream();
bool streamStarted() const { return m_streamStarted; }
private:
int m_descriptor;
bool m_streamStarted = false;
};
QT_END_NAMESPACE
#endif // QV4L2FILEDESCRIPTOR_P_H
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