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/****************************************************************************
**
** Copyright (C) 2021 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:COMM$
**
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and The Qt Company. For licensing terms
** and conditions see https://www.qt.io/terms-conditions. For further
** information use the contact form at https://www.qt.io/contact-us.
**
** $QT_END_LICENSE$
**
**
**
**
**
**
**
**
**
**
**
**
**
**
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**
**
**
****************************************************************************/
#ifndef DIRECTSHOWMEDIATYPE_H
#define DIRECTSHOWMEDIATYPE_H
#include <dshow.h>
#include <qvideosurfaceformat.h>
#include <dvdmedia.h>
#include <QtCore/qglobal.h>
QT_BEGIN_NAMESPACE
class DirectShowMediaType
{
public:
DirectShowMediaType();
DirectShowMediaType(const DirectShowMediaType &other);
DirectShowMediaType(DirectShowMediaType &&other) noexcept;
explicit DirectShowMediaType(const AM_MEDIA_TYPE &type);
explicit DirectShowMediaType(AM_MEDIA_TYPE &&type);
~DirectShowMediaType() { clear(mediaType); }
DirectShowMediaType &operator =(const DirectShowMediaType &other);
DirectShowMediaType &operator =(DirectShowMediaType &&other) noexcept;
void clear() { clear(mediaType); }
inline AM_MEDIA_TYPE *operator &() Q_DECL_NOTHROW { return &mediaType; }
inline AM_MEDIA_TYPE *operator ->() Q_DECL_NOTHROW { return &mediaType; }
inline const AM_MEDIA_TYPE *operator &() const Q_DECL_NOTHROW { return &mediaType; }
inline const AM_MEDIA_TYPE *operator ->() const Q_DECL_NOTHROW { return &mediaType; }
static void init(AM_MEDIA_TYPE *type);
static void copy(AM_MEDIA_TYPE *target, const AM_MEDIA_TYPE *source);
static void copyToUninitialized(AM_MEDIA_TYPE *target, const AM_MEDIA_TYPE *source);
static void move(AM_MEDIA_TYPE *target, AM_MEDIA_TYPE **source);
static void move(AM_MEDIA_TYPE *target, AM_MEDIA_TYPE &source);
static void clear(AM_MEDIA_TYPE &type);
static void deleteType(AM_MEDIA_TYPE *type);
static bool isPartiallySpecified(const AM_MEDIA_TYPE *mediaType);
static bool isCompatible(const AM_MEDIA_TYPE *a, const AM_MEDIA_TYPE *b);
static GUID convertPixelFormat(QVideoFrame::PixelFormat format);
static QVideoSurfaceFormat videoFormatFromType(const AM_MEDIA_TYPE *type);
static QVideoFrame::PixelFormat pixelFormatFromType(const AM_MEDIA_TYPE *type);
static int bytesPerLine(const QVideoSurfaceFormat &format);
static QVideoSurfaceFormat::Direction scanLineDirection(QVideoFrame::PixelFormat pixelFormat, const BITMAPINFOHEADER &bmiHeader);
private:
AM_MEDIA_TYPE mediaType;
};
Q_DECLARE_TYPEINFO(DirectShowMediaType, Q_MOVABLE_TYPE);
QT_END_NAMESPACE
#endif
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