source: trunk/src/3rdparty/phonon/qt7/mediaobject.h@ 728

Last change on this file since 728 was 561, checked in by Dmitry A. Kuminov, 16 years ago

trunk: Merged in qt 4.6.1 sources.
File size: 6.3 KB
Line 
1/* This file is part of the KDE project.
2
3 Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
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 by
7 the Free Software Foundation, either version 2.1 or 3 of the License.
8
9 This library is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 GNU Lesser General Public License for more details.
13
14 You should have received a copy of the GNU Lesser General Public License
15 along with this library. If not, see <http://www.gnu.org/licenses/>.
16*/
17
18#ifndef Phonon_QT7_MEDIAOBJECT_H
19#define Phonon_QT7_MEDIAOBJECT_H
20
21#include <QtCore/QStringList>
22#include <QtCore/QTime>
23#include <phonon/mediaobjectinterface.h>
24#include <phonon/addoninterface.h>
25
26#include "medianode.h"
27
28#if QT_ALLOW_QUICKTIME
29 #include <QuickTime/QuickTime.h>
30#endif
31
32QT_BEGIN_NAMESPACE
33
34namespace Phonon
35{
36namespace QT7
37{
38 class QuickTimeVideoPlayer;
39 class QuickTimeAudioPlayer;
40 class QuickTimeMetaData;
41 class AudioGraph;
42 class MediaObjectAudioNode;
43
44 class MediaObject : public MediaNode,
45 public Phonon::MediaObjectInterface
46#ifndef QT_NO_PHONON_MEDIACONTROLLER
47 , public Phonon::AddonInterface
48#endif
49 {
50 Q_OBJECT
51 Q_INTERFACES(Phonon::MediaObjectInterface Phonon::AddonInterface)
52
53 public:
54 MediaObject(QObject *parent);
55 ~MediaObject();
56
57 QStringList availableAudioStreams() const;
58 QStringList availableVideoStreams() const;
59 QStringList availableSubtitleStreams() const;
60 QString currentAudioStream(const QObject *audioPath) const;
61 QString currentVideoStream(const QObject *videoPath) const;
62 QString currentSubtitleStream(const QObject *videoPath) const;
63
64 void setCurrentAudioStream(const QString &streamName,const QObject *audioPath);
65 void setCurrentVideoStream(const QString &streamName,const QObject *videoPath);
66 void setCurrentSubtitleStream(const QString &streamName,const QObject *videoPath);
67
68 void play();
69 void pause();
70 void stop();
71 void seek(qint64 milliseconds);
72
73 qint32 tickInterval() const;
74 void setTickInterval(qint32 interval);
75 bool hasVideo() const;
76 bool isSeekable() const;
77 qint64 currentTime() const;
78 Phonon::State state() const;
79
80 QString errorString() const;
81 Phonon::ErrorType errorType() const;
82
83 qint64 totalTime() const;
84 MediaSource source() const;
85 void setSource(const MediaSource &);
86 void setNextSource(const MediaSource &source);
87 qint32 prefinishMark() const;
88 void setPrefinishMark(qint32);
89 qint32 transitionTime() const;
90 void setTransitionTime(qint32);
91 bool hasInterface(Interface interface) const;
92 QVariant interfaceCall(Interface interface, int command, const QList<QVariant> &arguments = QList<QVariant>());
93
94 QuickTimeVideoPlayer* videoPlayer() const;
95 QuickTimeAudioPlayer* audioPlayer() const;
96
97 void setVolumeOnMovie(float volume);
98 bool setAudioDeviceOnMovie(int id);
99
100 int videoOutputCount();
101
102#if QT_ALLOW_QUICKTIME
103 void displayLinkEvent();
104#endif
105
106 signals:
107 void stateChanged(Phonon::State,Phonon::State);
108 void tick(qint64);
109 void seekableChanged(bool);
110 void hasVideoChanged(bool);
111 void bufferStatus(int);
112 void finished();
113 void aboutToFinish();
114 void prefinishMarkReached(qint32);
115 void totalTimeChanged(qint64);
116 void metaDataChanged(QMultiMap<QString,QString>);
117 void currentSourceChanged(const MediaSource &newSource);
118
119 // Add-on interface:
120 void availableSubtitlesChanged();
121 void availableAudioChannelsChanged();
122 void titleChanged(int);
123 void availableTitlesChanged(int);
124 void chapterChanged(int);
125 void availableChaptersChanged(int);
126 void angleChanged(int);
127 void availableAnglesChanged(int);
128
129 protected:
130 void mediaNodeEvent(const MediaNodeEvent *event);
131 bool event(QEvent *event);
132
133 private:
134 enum AudioSystem {AS_Unset, AS_Video, AS_Graph, AS_Silent} m_audioSystem;
135 Phonon::State m_state;
136
137 QuickTimeVideoPlayer *m_videoPlayer;
138 QuickTimeAudioPlayer *m_audioPlayer;
139 QuickTimeVideoPlayer *m_nextVideoPlayer;
140 QuickTimeAudioPlayer *m_nextAudioPlayer;
141 MediaObjectAudioNode *m_mediaObjectAudioNode;
142
143#if QT_ALLOW_QUICKTIME
144 CVDisplayLinkRef m_displayLink;
145 QMutex m_displayLinkMutex;
146 bool m_pendingDisplayLinkEvent;
147 void startDisplayLink();
148 void stopDisplayLink();
149#endif
150
151 qint32 m_tickInterval;
152 qint32 m_transitionTime;
153 quint32 m_prefinishMark;
154 quint32 m_currentTime;
155 float m_percentageLoaded;
156
157 int m_tickTimer;
158 int m_videoTimer;
159 int m_audioTimer;
160 int m_rapidTimer;
161
162 bool m_waitNextSwap;
163 int m_swapTimeLeft;
164 QTime m_swapTime;
165 bool m_autoplayTitles;
166
167 void synchAudioVideo();
168 void updateCurrentTime();
169 void swapCurrentWithNext(qint32 transitionTime);
170 bool setState(Phonon::State state);
171 void pause_internal();
172 void play_internal();
173 void setupAudioSystem();
174 void restartAudioVideoTimers();
175 void updateRapidly();
176 void updateCrossFade();
177 void updateAudioBuffers();
178 void updateLipSynch(int allowedOffset);
179 void updateVideoFrames();
180 void updateBufferStatus();
181 void setMute(bool mute);
182 void inspectAudioGraphRecursive(AudioConnection *connection, int &effectCount, int &outputCount);
183 void inspectVideoGraphRecursive(MediaNode *node, int &effectCount, int &outputCount);
184 void inspectGraph();
185 bool isCrossFading();
186 void setCurrentTrack(int track);
187
188 QString m_errorString;
189 Phonon::ErrorType m_errorType;
190 bool checkForError();
191
192 int m_audioEffectCount;
193 int m_audioOutputCount;
194 int m_videoEffectCount;
195 int m_videoOutputCount;
196 };
197
198}} //namespace Phonon::QT7
199
200QT_END_NAMESPACE
201#endif // Phonon_QT7_MEDIAOBJECT_H
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