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// MuseScore
// Linux Music Score Editor
// $Id: jackaudio.h 4147 2011-04-07 14:39:44Z wschweer $
// Copyright (C) 2002-2009 Werner Schweer and others
// This program is free software; you can redistribute it and/or modify
// it under the terms of the GNU General Public License version 2.
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// GNU General Public License for more details.
// You should have received a copy of the GNU General Public License
// along with this program; if not, write to the Free Software
// Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
#ifndef __JACKAUDIO_H__
#define __JACKAUDIO_H__
#include "config.h"
#include "driver.h"
#include <jack/jack.h>
class Synth;
class Seq;
class MidiDriver;
// JackAudio
class JackAudio : public Driver {
unsigned _segmentSize;
jack_client_t* client;
char _jackName[8];
QList<jack_port_t*> ports;
QList<jack_port_t*> midiOutputPorts;
QList<jack_port_t*> midiInputPorts;
static int processAudio(jack_nframes_t, void*);
virtual ~JackAudio();
virtual bool init();
virtual QList<QString> inputPorts();
virtual bool start();
virtual bool stop();
int framePos() const;
void connect(void*, void*);
void disconnect(void* src, void* dst);
virtual bool isRealtime() const { return jack_is_realtime(client); }
virtual void startTransport();
virtual void stopTransport();
virtual int getState();
virtual int sampleRate() const { return jack_get_sample_rate(client); }
virtual void putEvent(const Event&, unsigned framePos);
virtual void midiRead();
virtual void registerPort(const QString& name, bool input, bool midi);
virtual void unregisterPort(int);
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