1 /*
2  * Copyright (c) 2009, The MilkyTracker Team.
3  * All rights reserved.
4  *
5  * Redistribution and use in source and binary forms, with or without
6  * modification, are permitted provided that the following conditions are met:
7  *
8  * - Redistributions of source code must retain the above copyright notice,
9  *   this list of conditions and the following disclaimer.
10  * - Redistributions in binary form must reproduce the above copyright
11  *   notice, this list of conditions and the following disclaimer in the
12  *   documentation and/or other materials provided with the distribution.
13  * - Neither the name of the <ORGANIZATION> nor the names of its contributors
14  *   may be used to endorse or promote products derived from this software
15  *   without specific prior written permission.
16  *
17  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
18  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
19  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
20  * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
21  * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
22  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
23  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
24  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
25  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
26  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
27  * POSSIBILITY OF SUCH DAMAGE.
28  */
29 
30 /*
31  *  AudioDriver_PORTAUDIO.h
32  *  SDL Audio
33  *
34  *  Created by Peter Barth on 09.06.05.
35  *
36  */
37 #ifndef __AUDIODRIVER_PORTAUDIO_H__
38 #define __AUDIODRIVER_PORTAUDIO_H__
39 
40 #include "portaudio.h"
41 #include "AudioDriver_COMPENSATE.h"
42 
43 class AudioDriver_PORTAUDIO : public AudioDriver_COMPENSATE
44 {
45 private:
46 	static const char*	driverNames[];
47 
48 	static int			refCount;
49 
50 	static int			patestCallback(const void *inputBuffer, void *outputBuffer,
51                             unsigned long framesPerBuffer,
52                             const PaStreamCallbackTimeInfo* timeInfo,
53                             PaStreamCallbackFlags statusFlags,
54                             void *userData);
55 
56 	PaStream*			stream;
57 
58 public:
59 				AudioDriver_PORTAUDIO();
60 
61 	virtual		~AudioDriver_PORTAUDIO();
62 
63 	virtual     mp_sint32   initDevice(mp_sint32 bufferSizeInWords, mp_uint32 mixFrequency, MasterMixer* mixer);
64 	virtual     mp_sint32   closeDevice();
65 
66 	virtual     mp_sint32	start();
67 	virtual     mp_sint32   stop();
68 
69 	virtual     mp_sint32   pause();
70 	virtual     mp_sint32   resume();
71 
getDriverID()72 	virtual		const char* getDriverID() { return driverNames[0]; }
73 };
74 
75 #endif
76