gstreamer/tests/examples/gl/qt/qglwidgetvideooverlay/pipeline.h

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/*
* GStreamer
* Copyright (C) 2008-2009 Julien Isorce <julien.isorce@gmail.com>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
* License along with this library; if not, write to the
* Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
#ifndef PIPELINE_H
#define PIPELINE_H
#include <QtGui>
#include <gst/gst.h>
//#include <QtCore/private/qeventdispatcher_glib_p.h>
class Pipeline : public QObject
{
Q_OBJECT
public:
Pipeline(const WId windId, const QString videoLocation);
~Pipeline();
void start();
void exposeRequested();
void stop();
void unconfigure() const;
void show();
GstElement* getVideoSink() { return m_glupload; } ;
signals:
void showRequested();
void stopRequested();
private:
const WId m_winId;
const QString m_videoLocation;
GMainLoop* m_loop;
GstBus* m_bus;
GstElement* m_pipeline;
GstElement* m_glupload;
GstElement* m_glimagesink;
static float m_xrot;
static float m_yrot;
static float m_zrot;
void create();
WId winId() const { return m_winId; }
void doExpose() const;
static gboolean reshapeCallback (void *sink, void *context, guint width, guint height, gpointer data);
static gboolean drawCallback (void *sink, void *context, guint texture, guint width, guint height, gpointer data);
static gboolean bus_call (GstBus *bus, GstMessage *msg, Pipeline* p);
static void cb_new_pad (GstElement* decodebin, GstPad* pad, Pipeline* p);
static gboolean cb_expose (gpointer data);
static GstBusSyncReply create_window (GstBus* bus, GstMessage* message, const Pipeline* pipeline);
};
#endif