QtGStreamer  0.10.2
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clocktime.h
1 /*
2  Copyright (C) 2011 Collabora Ltd. <info@collabora.co.uk>
3  @author George Kiagiadakis <george.kiagiadakis@collabora.co.uk>
4 
5  This library is free software; you can redistribute it and/or modify
6  it under the terms of the GNU Lesser General Public License as published
7  by the Free Software Foundation; either version 2.1 of the License, or
8  (at your option) any later version.
9 
10  This program is distributed in the hope that it will be useful,
11  but WITHOUT ANY WARRANTY; without even the implied warranty of
12  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13  GNU Lesser General Public License for more details.
14 
15  You should have received a copy of the GNU Lesser General Public License
16  along with this program. If not, see <http://www.gnu.org/licenses/>.
17 */
18 #ifndef QGST_CLOCKTIME_H
19 #define QGST_CLOCKTIME_H
20 
21 #include "global.h"
22 class QTime;
23 
24 namespace QGst {
25 
29 typedef qint64 ClockTimeDiff;
30 
31 
37 class QTGSTREAMER_EXPORT ClockTime
38 {
39 public:
41  static const quint64 None = -1;
42 
43  inline ClockTime(quint64 t = None) : m_clocktime(t) {}
44  inline operator quint64() const { return m_clocktime; }
45 
47  inline bool isValid() const { return m_clocktime != None; }
48 
53  QTime toTime() const;
54 
56  static ClockTime fromTime(const QTime & time);
57 
58 private:
59  quint64 m_clocktime;
60 };
61 
62 } //namspace QGst
63 
64 QGST_REGISTER_TYPE(QGst::ClockTime)
65 
66 #endif // QGST_CLOCKTIME_H