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106 lines
2.2 KiB
C++
106 lines
2.2 KiB
C++
/*
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* MidiJack.h - MIDI client for Jack
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*
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* Copyright (c) 2015 Shane Ambler <develop/at/shaneware.biz>
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*
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* This file is part of LMMS - https://lmms.io
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU 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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*
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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 GNU
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* 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
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* License along with this program (see COPYING); if not, write to the
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* 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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*/
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#ifndef MIDIJACK_H
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#define MIDIJACK_H
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#include "lmmsconfig.h"
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#ifdef LMMS_HAVE_JACK
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#ifndef LMMS_HAVE_WEAKJACK
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#include <jack/jack.h>
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#include <jack/midiport.h>
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#else
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#include "weak_libjack.h"
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#endif
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#include <QThread>
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#include "MidiClient.h"
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class QLineEdit;
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namespace lmms
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{
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constexpr size_t JACK_MIDI_BUFFER_MAX = 64; /* events */
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class AudioJack;
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class MidiJack : public QThread, public MidiClientRaw
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{
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Q_OBJECT
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public:
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MidiJack();
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~MidiJack() override;
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jack_client_t* jackClient();
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static QString probeDevice();
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inline static QString name()
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{
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return( QT_TRANSLATE_NOOP( "MidiSetupWidget",
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"Jack-MIDI" ) );
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}
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void JackMidiWrite(jack_nframes_t nframes);
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void JackMidiRead(jack_nframes_t nframes);
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inline static QString configSection()
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{
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return "MidiJack";
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}
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protected:
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void sendByte( const unsigned char c ) override;
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void run() override;
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private:
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AudioJack *m_jackAudio;
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jack_client_t *m_jackClient;
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jack_port_t *m_input_port;
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jack_port_t *m_output_port;
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uint8_t m_jack_buffer[JACK_MIDI_BUFFER_MAX * 4];
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void JackMidiOutEvent(uint8_t *buf, uint8_t len);
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void lock();
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void unlock();
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void getPortInfo( const QString& sPortName, int& nClient, int& nPort );
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volatile bool m_quit;
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};
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} // namespace lmms
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#endif // LMMS_HAVE_JACK
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#endif // MIDIJACK_H
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