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//=========================================================
// MusE
// Linux Music Editor
// $Id: mididev.h,v 1.3.2.4 2009/04/04 01:49:50 terminator356 Exp $
//
// (C) Copyright 2000 Werner Schweer (ws@seh.de)
//=========================================================
#ifndef __MIDIDEV_H__
#define __MIDIDEV_H__
#include <list>
#include "mpevent.h"
//#include "sync.h"
#include "route.h"
#include "globaldefs.h"
#include <QString>
//class RouteList;
class Xml;
//---------------------------------------------------------
// MidiDevice
//---------------------------------------------------------
class MidiDevice {
MPEventList _stuckNotes;
MPEventList _playEvents;
// Removed p4.0.15 Tim.
//iMPEvent _nextPlayEvent;
///MREventList _recordEvents;
///MREventList _recordEvents2;
// Used for multiple reads of fifos during process.
//int _tmpRecordCount;
int _tmpRecordCount[MIDI_CHANNELS + 1];
bool _sysexFIFOProcessed;
///bool _recBufFlipped;
// Holds sync settings and detection monitors.
//MidiSyncInfo _syncInfo;
protected:
QString _name;
int _port; // connected to midi port; -1 - not connected
int _rwFlags; // possible open flags, 1 write, 2 read, 3 rw
int _openFlags; // configured open flags
bool _readEnable; // set when opened/closed.
bool _writeEnable; //
//int _sysexWriteChunk;
//int _sysexReadChunk;
//bool _sysexWritingChunks;
bool _sysexReadingChunks;
// Fifo for midi events sent from gui direct to midi port:
MidiFifo eventFifo; // p4.0.15
// Recording fifo.
//MidiFifo _recordFifo;
// Recording fifos. To speed up processing, one per channel plus one special system 'channel' for channel-less events like sysex.
//MidiFifo _recordFifo[MIDI_CHANNELS + 1];
MidiRecFifo _recordFifo[MIDI_CHANNELS + 1]; // p4.0.15
RouteList _inRoutes, _outRoutes;
void init();
virtual bool putMidiEvent(const MidiPlayEvent&) = 0;
public:
enum { ALSA_MIDI=0, JACK_MIDI=1, SYNTH_MIDI=2 };
MidiDevice();
MidiDevice(const QString& name);
virtual ~MidiDevice() {}
virtual int deviceType() = 0;
//virtual void* clientPort() { return 0; }
// p3.3.55
virtual void* inClientPort() { return 0; }
virtual void* outClientPort() { return 0; }
virtual QString open() = 0;
virtual void close() = 0;
virtual void writeRouting(int, Xml&) const { };
RouteList* inRoutes() { return &_inRoutes; }
RouteList* outRoutes() { return &_outRoutes; }
bool noInRoute() const { return _inRoutes.empty(); }
bool noOutRoute() const { return _outRoutes.empty(); }
const QString& name() const { return _name; }
virtual void setName(const QString& s) { _name = s; }
int midiPort() const { return _port; }
void setPort(int p) { _port = p; }
int rwFlags() const { return _rwFlags; }
int openFlags() const { return _openFlags; }
void setOpenFlags(int val) { _openFlags = val; }
void setrwFlags(int val) { _rwFlags = val; }
//MidiSyncInfo& syncInfo() { return _syncInfo; }
virtual bool isSynti() const { return false; }
virtual int selectRfd() { return -1; }
virtual int selectWfd() { return -1; }
virtual int bytesToWrite() { return 0; }
virtual void flush() {}
virtual void processInput() {}
virtual void discardInput() {}
virtual void recordEvent(MidiRecordEvent&);
virtual bool putEvent(const MidiPlayEvent&);
// This method will try to putEvent 'tries' times, waiting 'delayUs' microseconds between tries.
// Since it waits, it should not be used in RT or other time-sensitive threads. p4.0.15
bool putEventWithRetry(const MidiPlayEvent&, int /*tries*/ = 2, long /*delayUs*/ = 50000); // 2 tries, 50 mS by default.
// For Jack-based devices - called in Jack audio process callback
virtual void collectMidiEvents() {}
virtual void processMidi() {}
MPEventList* stuckNotes() { return &_stuckNotes; }
MPEventList* playEvents() { return &_playEvents; }
///MREventList* recordEvents();
///void flipRecBuffer() { _recBufFlipped = _recBufFlipped ? false : true; }
///bool recBufFlipped() { return _recBufFlipped; }
void beforeProcess();
void afterProcess();
//int tmpRecordCount() { return _tmpRecordCount; }
int tmpRecordCount(const unsigned int ch) { return _tmpRecordCount[ch]; }
//MidiFifo& recordEvents() { return _recordFifo; }
MidiRecFifo& recordEvents(const unsigned int ch) { return _recordFifo[ch]; }
bool sysexFIFOProcessed() { return _sysexFIFOProcessed; }
void setSysexFIFOProcessed(bool v) { _sysexFIFOProcessed = v; }
//bool sysexWritingChunks() { return _sysexWritingChunks; }
//void setSysexWritingChunks(bool v) { _sysexWritingChunks = v; }
bool sysexReadingChunks() { return _sysexReadingChunks; }
void setSysexReadingChunks(bool v) { _sysexReadingChunks = v; }
//virtual void getEvents(unsigned /*from*/, unsigned /*to*/, int /*channel*/, MPEventList* /*dst*/);
// Removed p4.0.15 Tim.
//iMPEvent nextPlayEvent() { return _nextPlayEvent; }
//void setNextPlayEvent(iMPEvent i) { _nextPlayEvent = i; }
bool sendNullRPNParams(int, bool);
};
//---------------------------------------------------------
// MidiDeviceList
//---------------------------------------------------------
typedef std::list<MidiDevice*>::iterator iMidiDevice;
class MidiDeviceList : public std::list<MidiDevice*>
{
public:
void add(MidiDevice* dev);
void remove(MidiDevice* dev);
MidiDevice* find(const QString& name, int typeHint = -1);
iMidiDevice find(const MidiDevice* dev);
};
extern MidiDeviceList midiDevices;
extern void initMidiDevices();
extern bool filterEvent(const MEvent& event, int type, bool thru);
#endif
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