output.h
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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
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it under the terms of the Perl Artistic License, available in COPYING.
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output.h
*/
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/* Data format encoding bits */
#define PE_MONO 0x01 /* versus stereo */
#define PE_SIGNED 0x02 /* versus unsigned */
#define PE_16BIT 0x04 /* versus 8-bit */
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#define PE_32BIT 0x08 /* versus 8-bit or 16-bit */
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/* Conversion functions -- These overwrite the Sint32 data in *lp with
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data in another format */
/* 8-bit signed and unsigned*/
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extern void s32tos8(void *dp, Sint32 *lp, Sint32 c);
extern void s32tou8(void *dp, Sint32 *lp, Sint32 c);
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/* 16-bit */
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extern void s32tos16(void *dp, Sint32 *lp, Sint32 c);
extern void s32tou16(void *dp, Sint32 *lp, Sint32 c);
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/* byte-exchanged 16-bit */
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extern void s32tos16x(void *dp, Sint32 *lp, Sint32 c);
extern void s32tou16x(void *dp, Sint32 *lp, Sint32 c);
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/* 32-bit */
extern void s32tof32(void *dp, Sint32 *lp, Sint32 c);
extern void s32tos32(void *dp, Sint32 *lp, Sint32 c);
/* byte-exchanged 32-bit */
extern void s32tos32x(void *dp, Sint32 *lp, Sint32 c);
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/* little-endian and big-endian specific */
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#if SDL_BYTEORDER == SDL_LIL_ENDIAN
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#define s32tos16l s32tos16
#define s32tos16b s32tos16x
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#define s32tou16l s32tou16
#define s32tou16b s32tou16x
#define s32tos32l s32tos32
#define s32tos32b s32tos32x
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#else
#define s32tos16l s32tos16x
#define s32tos16b s32tos16
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#define s32tou16l s32tou16x
#define s32tou16b s32tou16
#define s32tos32l s32tos32x
#define s32tos32b s32tos32
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#endif