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/****************************************************************************
**
** Copyright (C) 2015 The Qt Company Ltd and/or its subsidiary(-ies).
** Contact: http://www.qt.io/licensing/
**
** This file is part of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL3$
** 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 http://www.qt.io/terms-conditions. For further
** information use the contact form at http://www.qt.io/contact-us.
**
** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 3 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPLv3 included in the
** packaging of this file. Please review the following information to
** ensure the GNU Lesser General Public License version 3 requirements
** will be met: https://www.gnu.org/licenses/lgpl.html.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 2.0 or later as published by the Free
** Software Foundation and appearing in the file LICENSE.GPL included in
** the packaging of this file. Please review the following information to
** ensure the GNU General Public License version 2.0 requirements will be
** met: http://www.gnu.org/licenses/gpl-2.0.html.
**
** $QT_END_LICENSE$
**
****************************************************************************/
#ifndef QWINRTABSTRACTVIDEORENDERERCONTROL_H
#define QWINRTABSTRACTVIDEORENDERERCONTROL_H
#include <QtMultimedia/QVideoRendererControl>
#include <QtMultimedia/QVideoSurfaceFormat>
#include <qt_windows.h>
struct ID3D11Device;
struct ID3D11Texture2D;
QT_BEGIN_NAMESPACE
class QWinRTAbstractVideoRendererControlPrivate;
class QWinRTAbstractVideoRendererControl : public QVideoRendererControl
{
Q_OBJECT
public:
explicit QWinRTAbstractVideoRendererControl(const QSize &size, QObject *parent = 0);
~QWinRTAbstractVideoRendererControl();
enum BlitMode {
DirectVideo,
MediaFoundation
};
QAbstractVideoSurface *surface() const Q_DECL_OVERRIDE;
void setSurface(QAbstractVideoSurface *surface) Q_DECL_OVERRIDE;
QSize size() const;
void setSize(const QSize &size);
void setScanLineDirection(QVideoSurfaceFormat::Direction direction);
void setActive(bool active);
BlitMode blitMode() const;
void setBlitMode(BlitMode mode);
virtual bool render(ID3D11Texture2D *texture) = 0;
virtual bool dequeueFrame(QVideoFrame *frame);
static ID3D11Device *d3dDevice();
protected:
void shutdown();
private slots:
void syncAndRender();
private:
void textureToFrame();
Q_INVOKABLE void present();
QScopedPointer<QWinRTAbstractVideoRendererControlPrivate> d_ptr;
Q_DECLARE_PRIVATE(QWinRTAbstractVideoRendererControl)
};
class CriticalSectionLocker
{
public:
CriticalSectionLocker(CRITICAL_SECTION *section)
: m_section(section)
{
EnterCriticalSection(m_section);
}
~CriticalSectionLocker()
{
LeaveCriticalSection(m_section);
}
private:
CRITICAL_SECTION *m_section;
};
QT_END_NAMESPACE
#endif // QWINRTABSTRACTVIDEORENDERERCONTROL_H
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