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+/****************************************************************************
+**
+** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies).
+** All rights reserved.
+** Contact: Nokia Corporation (qt-info@nokia.com)
+**
+** This file is part of the Qt Mobility Components.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** No Commercial Usage
+** This file contains pre-release code and may not be distributed.
+** You may use this file in accordance with the terms and conditions
+** contained in the Technology Preview License Agreement accompanying
+** this package.
+**
+** 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 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.
+**
+** If you have questions regarding the use of this file, please contact
+** Nokia at qt-info@nokia.com.
+**
+**
+**
+**
+**
+**
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#ifndef QGSTAPPSRC_H
+#define QGSTAPPSRC_H
+
+#include <QtCore/qobject.h>
+#include <QtCore/qiodevice.h>
+
+#include <gst/gst.h>
+#include <gst/app/gstappsrc.h>
+#include <gst/app/gstappbuffer.h>
+
+class QGstAppSrc : public QObject
+{
+ Q_OBJECT
+public:
+ QGstAppSrc(QObject *parent = 0);
+ ~QGstAppSrc();
+
+ bool setup(GstElement *);
+ bool isReady() const { return m_setup; }
+
+ void setStream(QIODevice *);
+ QIODevice *stream() const;
+
+ GstAppSrc *element();
+
+ qint64 queueSize() const { return m_maxBytes; }
+
+ bool& enoughData() { return m_enoughData; }
+ bool& dataRequested() { return m_dataRequested; }
+ unsigned int& dataRequestSize() { return m_dataRequestSize; }
+
+ bool isStreamValid() const
+ {
+ return m_stream != 0 &&
+ m_stream->isOpen();
+ }
+
+private slots:
+ void pushDataToAppSrc();
+ bool doSeek(qint64);
+ void onDataReady();
+
+ void streamDestroyed();
+private:
+ static gboolean on_seek_data(GstAppSrc *element, guint64 arg0, gpointer userdata);
+ static void on_enough_data(GstAppSrc *element, gpointer userdata);
+ static void on_need_data(GstAppSrc *element, uint arg0, gpointer userdata);
+ static void destroy_notify(gpointer data);
+
+ void sendEOS();
+
+ QIODevice *m_stream;
+ GstAppSrc *m_appSrc;
+ bool m_sequential;
+ GstAppStreamType m_streamType;
+ GstAppSrcCallbacks m_callbacks;
+ qint64 m_maxBytes;
+ bool m_setup;
+ unsigned int m_dataRequestSize;
+ bool m_dataRequested;
+ bool m_enoughData;
+ bool m_forceData;
+};
+
+#endif