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annotate src/audio/mint/SDL_mintaudio_mcsn.h @ 1232:0aa0000081d5

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Added optimized C 32bit RGB<->RGBA alpha masking blitter from Alex Volkov. Fixes Bugzilla #11.
author Ryan C. Gordon <icculus@icculus.org>
date Thu, 05 Jan 2006 16:40:51 +0000
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1 /*
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2 SDL - Simple DirectMedia Layer
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b8d311d90021 Updated copyright information for 2004 (Happy New Year!)
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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
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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
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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
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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 /*
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24 MCSN control structure
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25
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26 Patrice Mandin
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27 */
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28
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29 #ifndef _SDL_mintaudio_mcsh_h
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30 #define _SDL_mintaudio_mcsh_h
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31
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32 typedef struct {
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33 unsigned short version; /* Version */
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34 unsigned short size; /* Size of structure */
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35
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36 unsigned short play; /* Replay capability */
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37 unsigned short record; /* Record capability */
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38 unsigned short dsp; /* DSP56K present */
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39 unsigned short pint; /* Interrupt at end of replay */
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40 unsigned short rint; /* Interrupt at end of record */
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41
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42 unsigned long res1; /* Frequency of external clock */
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43 unsigned long res2;
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44 unsigned long res3;
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45 unsigned long res4;
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46 } cookie_mcsn_t __attribute__((packed));
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47
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48 enum {
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49 MCSN_ST=0,
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50 MCSN_TT,
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51 MCSN_STE=MCSN_TT,
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52 MCSN_FALCON,
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53 MCSN_MAC=MCSN_FALCON
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54 };
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55
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56 #define SETSMPFREQ 7 /* Set sample frequency */
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57
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58 #endif /* _SDL_mintaudio_mcsh_h */