comparison src/audio/macosx/SDL_coreaudio.h @ 935:f8d5ddc7aef1

Audio improvements from Max Horn, including a new CoreAudio driver for MacOSX
author Sam Lantinga <slouken@libsdl.org>
date Sat, 21 Aug 2004 02:06:30 +0000
parents
children c9b51268668f
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934:af585d6efec8 935:f8d5ddc7aef1
1 /*
2 SDL - Simple DirectMedia Layer
3 Copyright (C) 1997-2004 Sam Lantinga
4
5 This library is free software; you can redistribute it and/or
6 modify it under the terms of the GNU Library General Public
7 License as published by the Free Software Foundation; either
8 version 2 of the License, or (at your option) any later version.
9
10 This library is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 Library General Public License for more details.
14
15 You should have received a copy of the GNU Library General Public
16 License along with this library; if not, write to the Free
17 Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
18
19 Sam Lantinga
20 slouken@libsdl.org
21 */
22
23 #ifdef SAVE_RCSID
24 static char rcsid =
25 "@(#) $Id$";
26 #endif
27
28 #ifndef _SDL_coreaudio_h
29 #define _SDL_coreaudio_h
30
31 #include "SDL_sysaudio.h"
32
33 /* Hidden "this" pointer for the video functions */
34 #define _THIS SDL_AudioDevice *this
35
36 struct SDL_PrivateAudioData {
37 AudioUnit outputAudioUnit;
38 void *buffer;
39 UInt32 bufferOffset;
40 UInt32 bufferSize;
41 };
42
43 /* Old variable names */
44 #define outputAudioUnit (this->hidden->outputAudioUnit)
45 #define buffer (this->hidden->buffer)
46 #define bufferOffset (this->hidden->bufferOffset)
47 #define bufferSize (this->hidden->bufferSize)
48
49 #endif /* _SDL_coreaudio_h */