Mercurial > SDL_sound_CoreAudio
comparison decoders/timidity/output.h @ 199:2d887640d300
Initial add.
| author | Ryan C. Gordon <icculus@icculus.org> |
|---|---|
| date | Fri, 04 Jan 2002 06:49:49 +0000 |
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| children |
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| 198:f9a752f41ab6 | 199:2d887640d300 |
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| 1 /* | |
| 2 | |
| 3 TiMidity -- Experimental MIDI to WAVE converter | |
| 4 Copyright (C) 1995 Tuukka Toivonen <toivonen@clinet.fi> | |
| 5 | |
| 6 This program is free software; you can redistribute it and/or modify | |
| 7 it under the terms of the GNU General Public License as published by | |
| 8 the Free Software Foundation; either version 2 of the License, or | |
| 9 (at your option) any later version. | |
| 10 | |
| 11 This program is distributed in the hope that it will be useful, | |
| 12 but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
| 14 GNU General Public License for more details. | |
| 15 | |
| 16 You should have received a copy of the GNU General Public License | |
| 17 along with this program; if not, write to the Free Software | |
| 18 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. | |
| 19 | |
| 20 output.h | |
| 21 | |
| 22 */ | |
| 23 | |
| 24 /* Data format encoding bits */ | |
| 25 | |
| 26 #define PE_MONO 0x01 /* versus stereo */ | |
| 27 #define PE_SIGNED 0x02 /* versus unsigned */ | |
| 28 #define PE_16BIT 0x04 /* versus 8-bit */ | |
| 29 | |
| 30 /* Conversion functions -- These overwrite the Sint32 data in *lp with | |
| 31 data in another format */ | |
| 32 | |
| 33 /* 8-bit signed and unsigned*/ | |
| 34 extern void s32tos8(void *dp, Sint32 *lp, Sint32 c); | |
| 35 extern void s32tou8(void *dp, Sint32 *lp, Sint32 c); | |
| 36 | |
| 37 /* 16-bit */ | |
| 38 extern void s32tos16(void *dp, Sint32 *lp, Sint32 c); | |
| 39 extern void s32tou16(void *dp, Sint32 *lp, Sint32 c); | |
| 40 | |
| 41 /* byte-exchanged 16-bit */ | |
| 42 extern void s32tos16x(void *dp, Sint32 *lp, Sint32 c); | |
| 43 extern void s32tou16x(void *dp, Sint32 *lp, Sint32 c); | |
| 44 | |
| 45 /* little-endian and big-endian specific */ | |
| 46 #if SDL_BYTEORDER == SDL_LIL_ENDIAN | |
| 47 #define s32tou16l s32tou16 | |
| 48 #define s32tou16b s32tou16x | |
| 49 #define s32tos16l s32tos16 | |
| 50 #define s32tos16b s32tos16x | |
| 51 #else | |
| 52 #define s32tou16l s32tou16x | |
| 53 #define s32tou16b s32tou16 | |
| 54 #define s32tos16l s32tos16x | |
| 55 #define s32tos16b s32tos16 | |
| 56 #endif |