trunk/src/jackio.h

/***************************************************************************
 *                                                                         *
 *   LinuxSampler - modular, streaming capable sampler                     *
 *                                                                         *
 *   Copyright (C) 2003 by Benno Senoner and Christian Schoenebeck         *
 *                                                                         *
 *   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., 59 Temple Place, Suite 330, Boston,                 *
 *   MA  02111-1307  USA                                                   *
 ***************************************************************************/

#ifndef __JACKIO_H__
#define __JACKIO_H__

#include "global.h"
#include "audioio.h"
#include "audiothread.h"

#if HAVE_JACK

#include <jack/jack.h>

//TODO: only stereo (2 ports / channels) at the moment

// Callback functions for the libjack API
int  __libjack_process_callback(jack_nframes_t nframes, void* arg);
void __libjack_shutdown_callback(void* arg);

class JackIO : public AudioIO {
    public:
        JackIO();
        int   Initialize(uint Channels, String OutputPorts[2]);
        void  Activate();
        void  Close();
        void* GetInterleavedOutputBuffer();
        void* GetChannelOutputBufer(uint Channel);
        int   Process(uint Samples);  // FIXME: should be private
    private:
        jack_client_t* Client;
        jack_port_t*   Ports[2];
        jack_port_t*   playback_port[2];
        uint           PendingSamples;
};

#endif // HAVE_JACK
#endif // __JACKIO_H__
1	/***************************************************************************
2	* *
3	* LinuxSampler - modular, streaming capable sampler *
4	* *
5	* Copyright (C) 2003 by Benno Senoner and Christian Schoenebeck *
6	* *
7	* This program is free software; you can redistribute it and/or modify *
8	* it under the terms of the GNU General Public License as published by *
9	* the Free Software Foundation; either version 2 of the License, or *
10	* (at your option) any later version. *
11	* *
12	* This program is distributed in the hope that it will be useful, *
13	* but WITHOUT ANY WARRANTY; without even the implied warranty of *
14	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
15	* GNU General Public License for more details. *
16	* *
17	* You should have received a copy of the GNU General Public License *
18	* along with this program; if not, write to the Free Software *
19	* Foundation, Inc., 59 Temple Place, Suite 330, Boston, *
20	* MA 02111-1307 USA *
21	***************************************************************************/
22
23	#ifndef __JACKIO_H__
24	#define __JACKIO_H__
25
26	#include "global.h"
27	#include "audioio.h"
28	#include "audiothread.h"
29
30	#if HAVE_JACK
31
32	#include <jack/jack.h>
33
34	//TODO: only stereo (2 ports / channels) at the moment
35
36	// Callback functions for the libjack API
37	int __libjack_process_callback(jack_nframes_t nframes, void* arg);
38	void __libjack_shutdown_callback(void* arg);
39
40	class JackIO : public AudioIO {
41	public:
42	JackIO();
43	int Initialize(uint Channels, String OutputPorts[2]);
44	void Activate();
45	void Close();
46	void* GetInterleavedOutputBuffer();
47	void* GetChannelOutputBufer(uint Channel);
48	int Process(uint Samples); // FIXME: should be private
49	private:
50	jack_client_t* Client;
51	jack_port_t* Ports[2];
52	jack_port_t* playback_port[2];
53	uint PendingSamples;
54	};
55
56	#endif // HAVE_JACK
57	#endif // __JACKIO_H__