blob: 7d28cafee02d2e9b1e5f986629c641ba12de47a1 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
|
/* This file is part of the KDE project.
Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
This library is free software: you can redistribute it and/or modify
it under the terms of the GNU Lesser General Public License as published by
the Free Software Foundation, either version 2.1 or 3 of the License.
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 Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public License
along with this library. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef PHONON_MMF_ABSTRACTMEDIAPLAYER_H
#define PHONON_MMF_ABSTRACTMEDIAPLAYER_H
#include <QTimer>
#include <QScopedPointer>
#include <e32std.h>
#include "abstractplayer.h"
class RFile;
QT_BEGIN_NAMESPACE
namespace Phonon
{
namespace MMF
{
class AudioOutput;
class MediaObject;
/**
* Interface via which MMF client APIs for both audio and video can be
* accessed.
*/
class AbstractMediaPlayer : public AbstractPlayer
{
Q_OBJECT
protected:
AbstractMediaPlayer(MediaObject *parent, const AbstractPlayer *player);
public:
virtual void open(const Phonon::MediaSource&, RFile&);
// MediaObjectInterface
virtual void play();
virtual void pause();
virtual void stop();
virtual void seek(qint64 milliseconds);
virtual bool isSeekable() const;
virtual void volumeChanged(qreal volume);
protected:
// AbstractPlayer
virtual void doSetTickInterval(qint32 interval);
virtual Phonon::State phononState(PrivateState state) const;
virtual void changeState(PrivateState newState);
virtual void doPlay() = 0;
virtual void doPause() = 0;
virtual void doStop() = 0;
virtual void doSeek(qint64 pos) = 0;
virtual int setDeviceVolume(int mmfVolume) = 0;
virtual int openFile(RFile& file) = 0;
virtual int openUrl(const QString& url) = 0;
virtual int bufferStatus() const = 0;
void updateMetaData();
virtual int numberOfMetaDataEntries() const = 0;
virtual QPair<QString, QString> metaDataEntry(int index) const = 0;
protected:
void bufferingStarted();
void bufferingComplete();
void maxVolumeChanged(int maxVolume);
void loadingComplete(int error);
void playbackComplete(int error);
static qint64 toMilliSeconds(const TTimeIntervalMicroSeconds &);
private:
void startPositionTimer();
void stopPositionTimer();
void startBufferStatusTimer();
void stopBufferStatusTimer();
void stopTimers();
void doVolumeChanged();
void emitMarksIfReached(qint64 position);
void resetMarksIfRewound();
void startPlayback();
enum Pending {
NothingPending,
PausePending,
PlayPending
};
void setPending(Pending pending);
private Q_SLOTS:
void positionTick();
void bufferStatusTick();
private:
MediaObject *const m_parent;
Pending m_pending;
QScopedPointer<QTimer> m_positionTimer;
QScopedPointer<QTimer> m_bufferStatusTimer;
PrivateState m_stateBeforeBuffering;
int m_mmfMaxVolume;
bool m_prefinishMarkSent;
bool m_aboutToFinishSent;
QMultiMap<QString, QString> m_metaData;
};
}
}
QT_END_NAMESPACE
#endif
|
