/* 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_QT7_MEDIAOBJECTAUDIONODE_H | |
#define Phonon_QT7_MEDIAOBJECTAUDIONODE_H | |
#include <QtCore/qnamespace.h> | |
#include "audionode.h" | |
QT_BEGIN_NAMESPACE | |
namespace Phonon | |
{ | |
namespace QT7 | |
{ | |
class QuickTimeAudioPlayer; | |
class AudioMixerAudioNode; | |
class AudioConnection; | |
class MediaObjectAudioNode : public AudioNode | |
{ | |
public: | |
MediaObjectAudioNode(QuickTimeAudioPlayer *player1, QuickTimeAudioPlayer *player2); | |
~MediaObjectAudioNode(); | |
// Overridden section from AudioNode: | |
void createAndConnectAUNodes(); | |
void createAudioUnits(); | |
void setGraph(AudioGraph *audioGraph); | |
AUNode getOutputAUNode(); | |
bool fillInStreamSpecification(AudioConnection *connection, ConnectionSide side); | |
bool setStreamSpecification(AudioConnection *connection, ConnectionSide side); | |
void startCrossFade(qint64 duration); | |
void updateCrossFade(qint64 currentTime); | |
void cancelCrossFade(); | |
void setMute(bool mute); | |
bool isCrossFading(); | |
QuickTimeAudioPlayer *m_player1; | |
QuickTimeAudioPlayer *m_player2; | |
AudioMixerAudioNode *m_mixer; | |
AudioConnection *m_connection1; | |
AudioConnection *m_connection2; | |
float m_fadeDuration; | |
float m_volume1; | |
float m_volume2; | |
float m_mute; | |
float applyCurve(float volume); | |
void updateVolume(); | |
void mediaNodeEvent(const MediaNodeEvent *event); | |
}; | |
}} //namespace Phonon::QT7 | |
QT_END_NAMESPACE | |
#endif // Phonon_QT7_MEDIAOBJECTAUDIONODE_H |