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annotate src/audio/dummy/SDL_dummyaudio.h @ 2657:29306e52dab8 gsoc2008_audio_resampling

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Implemented a lot of fixed point code for the filters. The SDL_FixMpy functions currently don't work properly -- there are some issues with signed vs unsigned.
author Aaron Wishnick <schnarf@gmail.com>
date Wed, 18 Jun 2008 22:42:27 +0000
parents 5f6550e5184f
children 99210400e8b9
rev   line source
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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_dummyaudio_h
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25 #define _SDL_dummyaudio_h
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26
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27 #include "../SDL_sysaudio.h"
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28
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5f6550e5184f Merged SDL-ryan-multiple-audio-device branch r2803:2871 into the trunk.
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29 /* Hidden "this" pointer for the audio 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 {
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34 /* The file descriptor for the audio device */
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35 Uint8 *mixbuf;
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36 Uint32 mixlen;
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37 Uint32 write_delay;
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38 Uint32 initial_calls;
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39 };
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40
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41 #endif /* _SDL_dummyaudio_h */
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42 /* vi: set ts=4 sw=4 expandtab: */