Mercurial > SDL_sound_CoreAudio
view decoders/timidity/output.h @ 340:5a72981b8cba
Added optional, experimental audio conversion routines by Frank Ranostaj.
author | Ryan C. Gordon <icculus@icculus.org> |
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date | Mon, 20 May 2002 16:21:58 +0000 |
parents | 2d887640d300 |
children |
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/* TiMidity -- Experimental MIDI to WAVE converter Copyright (C) 1995 Tuukka Toivonen <toivonen@clinet.fi> This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version. This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with this program; if not, write to the Free Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. output.h */ /* Data format encoding bits */ #define PE_MONO 0x01 /* versus stereo */ #define PE_SIGNED 0x02 /* versus unsigned */ #define PE_16BIT 0x04 /* versus 8-bit */ /* Conversion functions -- These overwrite the Sint32 data in *lp with data in another format */ /* 8-bit signed and unsigned*/ extern void s32tos8(void *dp, Sint32 *lp, Sint32 c); extern void s32tou8(void *dp, Sint32 *lp, Sint32 c); /* 16-bit */ extern void s32tos16(void *dp, Sint32 *lp, Sint32 c); extern void s32tou16(void *dp, Sint32 *lp, Sint32 c); /* byte-exchanged 16-bit */ extern void s32tos16x(void *dp, Sint32 *lp, Sint32 c); extern void s32tou16x(void *dp, Sint32 *lp, Sint32 c); /* little-endian and big-endian specific */ #if SDL_BYTEORDER == SDL_LIL_ENDIAN #define s32tou16l s32tou16 #define s32tou16b s32tou16x #define s32tos16l s32tos16 #define s32tos16b s32tos16x #else #define s32tou16l s32tou16x #define s32tou16b s32tou16 #define s32tos16l s32tos16x #define s32tos16b s32tos16 #endif