1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
|
/*
* ***** BEGIN GPL LICENSE BLOCK *****
*
* Copyright 2009-2011 Jörg Hermann Müller
*
* This file is part of AudaSpace.
*
* Audaspace 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.
*
* AudaSpace 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 Audaspace; if not, write to the Free Software Foundation,
* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
* ***** END GPL LICENSE BLOCK *****
*/
/** \file audaspace/SDL/AUD_SDLDevice.h
* \ingroup audsdl
*/
#ifndef __AUD_SDLDEVICE_H__
#define __AUD_SDLDEVICE_H__
#include "AUD_SoftwareDevice.h"
/* SDL force defines __SSE__ and __SSE2__ flags, which generates warnings
* because we pass those defines via command line as well. For until there's
* proper ifndef added to SDL headers we ignore the redefinition warning.
*/
#ifdef _MSC_VER
# pragma warning(push)
# pragma warning(disable : 4005)
#endif
#include <SDL.h>
#ifdef _MSC_VER
# pragma warning(pop)
#endif
/**
* This device plays back through SDL, the simple direct media layer.
*/
class AUD_SDLDevice : public AUD_SoftwareDevice
{
private:
/**
* Mixes the next bytes into the buffer.
* \param data The SDL device.
* \param buffer The target buffer.
* \param length The length in bytes to be filled.
*/
static void SDL_mix(void *data, Uint8* buffer, int length);
// hide copy constructor and operator=
AUD_SDLDevice(const AUD_SDLDevice&);
AUD_SDLDevice& operator=(const AUD_SDLDevice&);
protected:
virtual void playing(bool playing);
public:
/**
* Opens the SDL audio device for playback.
* \param specs The wanted audio specification.
* \param buffersize The size of the internal buffer.
* \note The specification really used for opening the device may differ.
* \exception AUD_Exception Thrown if the audio device cannot be opened.
*/
AUD_SDLDevice(AUD_DeviceSpecs specs,
int buffersize = AUD_DEFAULT_BUFFER_SIZE);
/**
* Closes the SDL audio device.
*/
virtual ~AUD_SDLDevice();
};
#endif //__AUD_SDLDEVICE_H__
|
