File:  [UNIX Amiga Emulator] / uae / src / od-win32 / sound.h
Revision 1.1.1.2 (vendor branch): download - view: text, annotated - select for diffs
Tue Apr 24 16:42:56 2018 UTC (8 years, 3 months ago) by root
Branches: MAIN, BSchmidt
CVS tags: uae089, uae088, uae087, uae086, uae085, uae0817, uae0816, uae0815, uae0814, uae0813, uae0812, uae0811, uae0810, HEAD
uae-0.8.5

 /* 
  * UAE - The Un*x Amiga Emulator
  * 
  * Support for the Mute sound system.
  * 
  * Copyright 1997 Bernd Schmidt
  */

extern char *sndptr, *sndptrmax, *sndptrhalfway;
extern int sndbuf, currbuf;
extern char *lpData;
extern unsigned int samplecount;

extern void flush_sound_buffer( void );

static __inline__ void check_sound_buffers (void)
{
    if( sndptr == sndptrmax )
        flush_sound_buffer();
}

#define PUT_SOUND_BYTE(b) \
	if (sndptr == sndptrmax) { \
		sndptr = lpData; \
	} \
	samplecount++; \
	*sndptr++ = b; 


#define PUT_SOUND_WORD(b) \
	if (sndptr == sndptrmax) { \
		sndptr = lpData; \
	} \
	*(short *)sndptr = b; \
	samplecount++; \
	sndptr += 2; 

#define PUT_SOUND_BYTE_RIGHT(b) PUT_SOUND_BYTE(b)
#define PUT_SOUND_BYTE_LEFT(b) PUT_SOUND_BYTE(b)
#define PUT_SOUND_WORD_RIGHT(b) PUT_SOUND_WORD(b)
#define PUT_SOUND_WORD_LEFT(b) PUT_SOUND_WORD(b)

#define SOUND16_BASE_VAL 0
#define SOUND8_BASE_VAL 128

#define DEFAULT_SOUND_MINB 1500
#define DEFAULT_SOUND_MAXB 1500
#define DEFAULT_SOUND_BITS 8
#define DEFAULT_SOUND_FREQ 22050

#define HAVE_STEREO_SUPPORT

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