QtGStreamer  0.10.2
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clocktime.h
00001 /*
00002     Copyright (C) 2011 Collabora Ltd. <info@collabora.co.uk>
00003       @author George Kiagiadakis <george.kiagiadakis@collabora.co.uk>
00004 
00005     This library is free software; you can redistribute it and/or modify
00006     it under the terms of the GNU Lesser General Public License as published
00007     by the Free Software Foundation; either version 2.1 of the License, or
00008     (at your option) any later version.
00009 
00010     This program is distributed in the hope that it will be useful,
00011     but WITHOUT ANY WARRANTY; without even the implied warranty of
00012     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
00013     GNU Lesser General Public License for more details.
00014 
00015     You should have received a copy of the GNU Lesser General Public License
00016     along with this program.  If not, see <http://www.gnu.org/licenses/>.
00017 */
00018 #ifndef QGST_CLOCKTIME_H
00019 #define QGST_CLOCKTIME_H
00020 
00021 #include "global.h"
00022 class QTime;
00023 
00024 namespace QGst {
00025 
00029 typedef qint64 ClockTimeDiff;
00030 
00031 
00037 class QTGSTREAMER_EXPORT ClockTime
00038 {
00039 public:
00041     static const quint64 None = -1;
00042 
00043     inline ClockTime(quint64 t = None) : m_clocktime(t) {}
00044     inline operator quint64() const { return m_clocktime; }
00045 
00047     inline bool isValid() const { return m_clocktime != None; }
00048 
00053     QTime toTime() const;
00054 
00056     static ClockTime fromTime(const QTime & time);
00057 
00058 private:
00059     quint64 m_clocktime;
00060 };
00061 
00062 } //namspace QGst
00063 
00064 QGST_REGISTER_TYPE(QGst::ClockTime)
00065 
00066 #endif // QGST_CLOCKTIME_H