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86 lines
2.0 KiB
86 lines
2.0 KiB
15 years ago
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/*
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*
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* $Id$
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* Copyright (C) 2004 Sebastian Trueg <trueg@k3b.org>
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*
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* This file is part of the K3b project.
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* Copyright (C) 1998-2007 Sebastian Trueg <trueg@k3b.org>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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* See the file "COPYING" for the exact licensing terms.
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*/
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#ifndef _K3B_AUDIO_SERVER_H_
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#define _K3B_AUDIO_SERVER_H_
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#include <qobject.h>
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#include "k3b_export.h"
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class K3bAudioOutputPlugin;
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class K3bAudioClient;
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/**
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* The AudioServer manages AudioClients to play audio data through
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* some output plugin.
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*/
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class LIBK3B_EXPORT K3bAudioServer : public QObject
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{
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Q_OBJECT
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public:
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K3bAudioServer( QObject* parent = 0, const char* name = 0 );
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~K3bAudioServer();
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/**
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* Returns false in case the named output method could not be found.
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*/
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bool setOutputMethod( const QCString& name );
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void setOutputPlugin( K3bAudioOutputPlugin* p );
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/**
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* Start playing the clients data. It's up to the server if older
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* clients are suspended, stopped or mixed into a single stream.
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*
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* This is called by K3bAudioClient
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*/
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void attachClient( K3bAudioClient* );
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/**
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* Stop streaming data from the client.
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* This is called by K3bAudioClient
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*/
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void detachClient( K3bAudioClient* );
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/**
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* We need to be able to play data from everywhere in K3b.
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*/
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static K3bAudioServer* instance() { return s_instance; }
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/**
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* Find a plugin by classname.
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*/
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static K3bAudioOutputPlugin* findOutputPlugin( const QCString& name );
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signals:
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void error( const QString& );
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private:
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void customEvent( QCustomEvent* e );
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class Private;
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friend class Private;
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static K3bAudioServer* s_instance;
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K3bAudioOutputPlugin* m_usedOutputPlugin;
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bool m_pluginInitialized;
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K3bAudioClient* m_client;
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Private* d;
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};
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#endif
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