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80 lines
2.0 KiB
80 lines
2.0 KiB
/*
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Copyright (C) 2001-2002 Stefan Westerfeld
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stefan@space.twc.de
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This library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Library General Public
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License as published by the Free Software Foundation; either
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version 2 of the License, or (at your option) any later version.
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This library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Library General Public License for more details.
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You should have received a copy of the GNU Library General Public License
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along with this library; see the file COPYING.LIB. If not, write to
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the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
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Boston, MA 02110-1301, USA.
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*/
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#ifndef AUDIOSYNC_IMPL_H
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#define AUDIOSYNC_IMPL_H
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#include "artsmidi.h"
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#include "audiotimer.h"
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namespace Arts {
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class MidiSyncGroup_impl;
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class AudioSync_impl : virtual public AudioSync_skel,
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virtual public AudioTimerCallback
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{
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AudioTimer *timer;
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struct AudioSyncEvent
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{
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TimeStamp time;
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std::list<SynthModule> startModules;
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std::list<SynthModule> stopModules;
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void execute();
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};
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std::list<AudioSyncEvent *> events;
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AudioSyncEvent *newEvent;
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MidiSyncGroup_impl *syncGroup;
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TimeStamp syncOffset;
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TimeStamp audioTime();
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TimeStamp audioPlayTime();
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public:
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AudioSync_impl();
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~AudioSync_impl();
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// public interface
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TimeStamp time();
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TimeStamp playTime();
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void queueStart(SynthModule synthModule);
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void queueStop(SynthModule synthModule);
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void execute();
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void executeAt(const TimeStamp& timeStamp);
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// interface to AudioTimer
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void updateTime();
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// interface to MidiSyncGroup
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static AudioSync_impl *find(AudioSync audioSync);
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void synchronizeTo(const TimeStamp& time);
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void setSyncGroup(MidiSyncGroup_impl *syncGroup);
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TimeStamp clientTime();
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};
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}
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#endif /* AUDIOSYNC_IMPL_H */
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