JackCoreMidiOutputPort.h
/*
Copyright (C) 2011 Devin Anderson
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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 __JackCoreMidiOutputPort__
#define __JackCoreMidiOutputPort__
#include <semaphore.h>
#include "JackCoreMidiPort.h"
#include "JackMidiAsyncQueue.h"
#include "JackMidiBufferReadQueue.h"
#include "JackThread.h"
namespace Jack {
class JackCoreMidiOutputPort:
public JackCoreMidiPort, public JackRunnableInterface {
private:
jack_midi_event_t *
GetCoreMidiEvent(bool block);
MIDITimeStamp
GetTimeStampFromFrames(jack_nframes_t frames);
static const size_t PACKET_BUFFER_SIZE = 65536;
SInt32 advance_schedule_time;
char packet_buffer[PACKET_BUFFER_SIZE];
JackMidiBufferReadQueue *read_queue;
char semaphore_name[128];
JackThread *thread;
JackMidiAsyncQueue *thread_queue;
sem_t *thread_queue_semaphore;
protected:
virtual bool
SendPacketList(MIDIPacketList *packet_list) = 0;
void
Initialize(const char *alias_name, const char *client_name,
const char *driver_name, int index,
MIDIEndpointRef endpoint, SInt32 advance_schedule_time);
public:
JackCoreMidiOutputPort(double time_ratio, size_t max_bytes=4096,
size_t max_messages=1024);
virtual
~JackCoreMidiOutputPort();
bool
Execute();
bool
Init();
void
ProcessJack(JackMidiBuffer *port_buffer, jack_nframes_t frames);
bool
Start();
bool
Stop();
};
}
#endif
Jack::JackMidiAsyncQueue
Definition: JackMidiAsyncQueue.h:40
Jack::JackCoreMidiPort
Definition: JackCoreMidiPort.h:30
Jack::JackCoreMidiOutputPort::Init
bool Init()
Definition: JackCoreMidiOutputPort.cpp:168
Jack
Definition: JackAC3Encoder.cpp:30
Jack::JackRunnableInterface
The base class for runnable objects, that have an Init and Execute method to be called in a threa...
Definition: JackThread.h:34
Jack::JackCoreMidiOutputPort
Definition: JackCoreMidiOutputPort.h:32
jack_midi_event_t
Definition: JackMidiPort.h:33
Jack::JackMidiBuffer
Definition: JackMidiPort.h:75
Jack::JackMidiBufferReadQueue
Definition: JackMidiBufferReadQueue.h:31
Jack::JackMachThread
Darwin threads. Real-time threads are actually "time constraint" threads.
Definition: JackMachThread.h:92