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annotate src/audio/macosx/SDL_coreaudio.h @ 4068:86746036a6d6 SDL-1.2

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I think this fixes bug #454
author Sam Lantinga <slouken@libsdl.org>
date Sun, 15 Jul 2007 14:05:31 +0000
parents d910939febfa
children 782fd950bd46 a1b03ba2fcd0
rev   line source
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f8d5ddc7aef1 Audio improvements from Max Horn, including a new CoreAudio driver for MacOSX
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1 /*
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2 SDL - Simple DirectMedia Layer
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3 Copyright (C) 1997-2006 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 Lesser General Public
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7 License as published by the Free Software Foundation; either
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8 version 2.1 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
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12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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13 Lesser General Public License for more details.
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14
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15 You should have received a copy of the GNU Lesser General Public
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16 License along with this library; if not, write to the Free Software
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17 Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 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 #include "SDL_config.h"
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23
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24 #ifndef _SDL_coreaudio_h
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25 #define _SDL_coreaudio_h
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26
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27 #include "../SDL_sysaudio.h"
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28
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29 /* Hidden "this" pointer for the video functions */
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30 #define _THIS SDL_AudioDevice *this
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31
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32 struct SDL_PrivateAudioData {
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33 AudioUnit outputAudioUnit;
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34 void *buffer;
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35 UInt32 bufferOffset;
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36 UInt32 bufferSize;
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37 };
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38
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39 /* Old variable names */
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40 #define outputAudioUnit (this->hidden->outputAudioUnit)
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41 #define buffer (this->hidden->buffer)
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42 #define bufferOffset (this->hidden->bufferOffset)
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43 #define bufferSize (this->hidden->bufferSize)
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44
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45 #endif /* _SDL_coreaudio_h */