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/****************************************************************************
**
** Copyright (C) 2012 Digia Plc and/or its subsidiary(-ies).
** Contact: http://www.qt-project.org/legal
**
** This file is part of the Qt Mobility Components.
**
** $QT_BEGIN_LICENSE:LGPL$
** GNU Lesser General Public License Usage
** This file may be used under the terms of the GNU Lesser General Public
** License version 2.1 as published by the Free Software Foundation and
** appearing in the file LICENSE.LGPL included in the packaging of this
** file. Please review the following information to ensure the GNU Lesser
** General Public License version 2.1 requirements will be met:
** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** In addition, as a special exception, Nokia gives you certain additional
** rights. These rights are described in the Nokia Qt LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU General
** Public License version 3.0 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 3.0 requirements will be met:
** http://www.gnu.org/copyleft/gpl.html.
**
** Other Usage
** Alternatively, this file may be used in accordance with the terms and
** conditions contained in a signed written agreement between you and Nokia.
**
**
**
**
**
**
** $QT_END_LICENSE$
**
****************************************************************************/
#ifndef QEGLIMAGESURFACE_SYMBIAN_P_H
#define QEGLIMAGESURFACE_SYMBIAN_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.
//
#include <qabstractvideosurface.h>
#include <qvideoframe.h>
#include <qvideosurfaceformat.h>
#if !defined(QT_NO_OPENGL) || !defined(QT_NO_OPENVG)
#include <EGL/egl.h>
#include <EGL/eglext.h>
#endif
#ifndef QT_NO_OPENGL
#include <QtOpenGL/qgl.h>
#endif
#ifndef QT_NO_OPENVG
#include <QtOpenVG/qvg.h>
#endif
#ifdef _DEBUG
#define QTMMK_ENABLE_TRACE
#endif
//#define QTMMK_ENABLE_VERBOSE_TRACE
#ifdef QTMMK_ENABLE_TRACE
# include <QtCore/QDebug>
# define TRACE(args) qDebug() << "[QtMultimediaKit]" << args
# ifdef QTMMK_ENABLE_VERBOSE_TRACE
# define VERBOSE_TRACE(args) TRACE(args)
# else // QTMMK_ENABLE_VERBOSE_TRACE
# define VERBOSE_TRACE(args)
# endif // QTMMK_ENABLE_VERBOSE_TRACE
template <typename T>
inline const void *qtVoidPtr(T *ptr)
{ return reinterpret_cast<const void *>(ptr); }
# define qtThisPtr() qtVoidPtr(this)
#else // QTMMK_ENABLE_TRACE
# define TRACE(args)
# define VERBOSE_TRACE(args)
#endif
QT_BEGIN_NAMESPACE
class QEglImageVideoSurface : public QAbstractVideoSurface
{
Q_OBJECT
public:
~QEglImageVideoSurface();
// QAbstractVideoSurface
QList<QVideoFrame::PixelFormat> supportedPixelFormats(
QAbstractVideoBuffer::HandleType handleType = QAbstractVideoBuffer::NoHandle) const;
bool start(const QVideoSurfaceFormat &format);
void stop();
bool present(const QVideoFrame &frame);
void setReady(bool ready);
virtual void paint(QPainter *painter,
const QRectF &sourceRect, const QRectF &targetRect) = 0;
signals:
void frameChanged();
public slots:
void viewportDestroyed();
protected:
QEglImageVideoSurface(QObject *parent);
void frameDisplayed();
private:
virtual void onViewportDestroyed();
virtual void doStart(const QVideoSurfaceFormat &format);
virtual void doStop() = 0;
protected:
QVideoFrame m_frame;
QVideoSurfaceFormat m_format;
private:
bool m_frameIsNew;
bool m_ready;
};
#ifndef QT_NO_OPENGL
class QGLShaderProgram;
class QEglImageGLVideoSurface : public QEglImageVideoSurface
{
Q_OBJECT
public:
QEglImageGLVideoSurface(QObject *parent = 0);
~QEglImageGLVideoSurface();
// QEglImageVideoSurface
void paint(QPainter *painter,
const QRectF &sourceRect, const QRectF &targetRect);
private:
void onViewportDestroyed();
void doStart(const QVideoSurfaceFormat &format);
void doStop();
void bindTexture();
void unbindTexture();
private:
QGLContext *m_context;
QGLShaderProgram *m_shaderProgram;
};
#endif // !QT_NO_OPENGL
#ifndef QT_NO_OPENVG
class QEglImageVGVideoSurface : public QEglImageVideoSurface
{
Q_OBJECT
public:
QEglImageVGVideoSurface(QObject *parent = 0);
~QEglImageVGVideoSurface();
// QEglImageVideoSurface
void paint(QPainter *painter,
const QRectF &sourceRect, const QRectF &targetRect);
private:
void doStop();
};
#endif // !QT_NO_OPENVG
QT_END_NAMESPACE
#endif
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