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

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