77 lines
2.5 KiB
C++
77 lines
2.5 KiB
C++
//=============================================================================
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// MuseScore
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// Linux Music Score Editor
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// $Id: jackaudio.h 4147 2011-04-07 14:39:44Z wschweer $
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//
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// Copyright (C) 2002-2009 Werner Schweer and others
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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 version 2.
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//
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// This program 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
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with this program; if not, write to the Free Software
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// Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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//=============================================================================
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#ifndef __JACKAUDIO_H__
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#define __JACKAUDIO_H__
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#include "config.h"
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#include "driver.h"
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#include <jack/jack.h>
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namespace Ms {
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class Synth;
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class Seq;
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class MidiDriver;
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//---------------------------------------------------------
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// JackAudio
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//---------------------------------------------------------
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class JackAudio : public Driver {
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unsigned _segmentSize;
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jack_client_t* client;
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char _jackName[8];
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bool timeSigTempoChanged;
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QList<jack_port_t*> ports;
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QList<jack_port_t*> midiOutputPorts;
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QList<jack_port_t*> midiInputPorts;
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static int processAudio(jack_nframes_t, void*);
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static void timebase (jack_transport_state_t, jack_nframes_t, jack_position_t*, int, void *);
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public:
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JackAudio(Seq*);
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virtual ~JackAudio();
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virtual bool init();
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virtual QList<QString> inputPorts();
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virtual bool start();
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virtual bool stop();
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int framePos() const;
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void connect(void*, void*);
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void disconnect(void* src, void* dst);
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virtual bool isRealtime() const { return jack_is_realtime(client); }
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virtual void startTransport();
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virtual void stopTransport();
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virtual Transport getState() override;
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virtual int sampleRate() const { return jack_get_sample_rate(client); }
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virtual void putEvent(const NPlayEvent&, unsigned framePos);
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virtual void midiRead();
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virtual void registerPort(const QString& name, bool input, bool midi);
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virtual void unregisterPort(int);
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virtual void handleTimeSigTempoChanged();
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};
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} // namespace Ms
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#endif
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