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/****************************************************************************
**
** Copyright (C) 2014 Digia Plc and/or its subsidiary(-ies).
** Contact: http://www.qt-project.org/legal
**
** This file is part of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL21$
** 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 Digia. For licensing terms and
** conditions see http://qt.digia.com/licensing. For further information
** use the contact form at http://qt.digia.com/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 2.1 or version 3 as published by the Free
** Software Foundation and appearing in the file LICENSE.LGPLv21 and
** LICENSE.LGPLv3 included in the packaging of this file. Please review the
** following information to ensure the GNU Lesser General Public License
** requirements will be met: https://www.gnu.org/licenses/lgpl.html and
** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** In addition, as a special exception, Digia gives you certain additional
** rights. These rights are described in the Digia Qt LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
** $QT_END_LICENSE$
**
****************************************************************************/
#ifndef QGSTREAMERGLTEXTURERENDERER_H
#define QGSTREAMERGLTEXTURERENDERER_H
#include <qvideorenderercontrol.h>
#include <private/qvideosurfacegstsink_p.h>
#include <private/qgstreamerbushelper_p.h>
#include "qgstreamervideorendererinterface_p.h"
#include <QtGui/qcolor.h>
#include <X11/extensions/Xv.h>
QT_BEGIN_NAMESPACE
class QGLContext;
class QGstreamerGLTextureRenderer : public QVideoRendererControl,
public QGstreamerVideoRendererInterface,
public QGstreamerSyncMessageFilter,
public QGstreamerBusMessageFilter
{
Q_OBJECT
Q_INTERFACES(QGstreamerVideoRendererInterface QGstreamerSyncMessageFilter QGstreamerBusMessageFilter)
Q_PROPERTY(bool overlayEnabled READ overlayEnabled WRITE setOverlayEnabled)
Q_PROPERTY(qulonglong winId READ winId WRITE setWinId)
Q_PROPERTY(QRect overlayGeometry READ overlayGeometry WRITE setOverlayGeometry)
Q_PROPERTY(QColor colorKey READ colorKey)
Q_PROPERTY(QSize nativeSize READ nativeSize NOTIFY nativeSizeChanged)
public:
QGstreamerGLTextureRenderer(QObject *parent = 0);
virtual ~QGstreamerGLTextureRenderer();
QAbstractVideoSurface *surface() const;
void setSurface(QAbstractVideoSurface *surface);
GstElement *videoSink();
bool isReady() const;
bool processBusMessage(const QGstreamerMessage &message);
bool processSyncMessage(const QGstreamerMessage &message);
void stopRenderer();
int framebufferNumber() const;
bool overlayEnabled() const;
WId winId() const;
QRect overlayGeometry() const;
QColor colorKey() const;
QSize nativeSize() const;
public slots:
void renderGLFrame(int);
void setOverlayEnabled(bool);
void setWinId(WId id);
void setOverlayGeometry(const QRect &geometry);
void repaintOverlay();
signals:
void sinkChanged();
void readyChanged(bool);
void nativeSizeChanged();
private slots:
void handleFormatChange();
void updateNativeVideoSize();
private:
static void handleFrameReady(GstElement *sink, gint frame, gpointer data);
static gboolean padBufferProbe(GstPad *pad, GstBuffer *buffer, gpointer user_data);
GstElement *m_videoSink;
QAbstractVideoSurface *m_surface;
QGLContext *m_context;
QSize m_nativeSize;
WId m_winId;
QColor m_colorKey;
QRect m_displayRect;
bool m_overlayEnabled;
int m_bufferProbeId;
QMutex m_mutex;
QWaitCondition m_renderCondition;
};
QT_END_NAMESPACE
#endif // QGSTREAMERVIDEORENDRER_H
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