===================================================================
RCS file: /cvsrepo/anoncvs/cvs/src/usr.bin/sndiod/dsp.h,v
retrieving revision 1.10
retrieving revision 1.11
diff -c -r1.10 -r1.11
*** src/usr.bin/sndiod/dsp.h	2021/05/25 08:06:12	1.10
--- src/usr.bin/sndiod/dsp.h	2022/03/07 08:58:33	1.11
***************
*** 1,4 ****
! /*	$OpenBSD: dsp.h,v 1.10 2021/05/25 08:06:12 ratchov Exp $	*/
  /*
   * Copyright (c) 2012 Alexandre Ratchov <alex@caoua.org>
   *
--- 1,4 ----
! /*	$OpenBSD: dsp.h,v 1.11 2022/03/07 08:58:33 ratchov Exp $	*/
  /*
   * Copyright (c) 2012 Alexandre Ratchov <alex@caoua.org>
   *
***************
*** 25,52 ****
   * boundary is excluded. We represent them as signed fixed point numbers
   * of ADATA_BITS. We also assume that 2^(ADATA_BITS - 1) fits in a int.
   */
! #ifndef ADATA_BITS
! #define ADATA_BITS			16
! #endif
  #define ADATA_LE			(BYTE_ORDER == LITTLE_ENDIAN)
  #define ADATA_UNIT			(1 << (ADATA_BITS - 1))
  
- #if ADATA_BITS == 16
- 
- #define ADATA_MUL(x,y)		(((int)(x) * (int)(y)) >> (ADATA_BITS - 1))
- 
- typedef short adata_t;
- 
- #elif ADATA_BITS == 24
- 
  #define ADATA_MUL(x,y)		\
  	((int)(((long long)(x) * (long long)(y)) >> (ADATA_BITS - 1)))
  
  typedef int adata_t;
- 
- #else
- #error "only 16-bit and 24-bit precisions are supported"
- #endif
  
  /*
   * The FIR is sampled and stored in a table of fixed-point numbers
--- 25,38 ----
   * boundary is excluded. We represent them as signed fixed point numbers
   * of ADATA_BITS. We also assume that 2^(ADATA_BITS - 1) fits in a int.
   */
! #define ADATA_BITS			24
  #define ADATA_LE			(BYTE_ORDER == LITTLE_ENDIAN)
  #define ADATA_UNIT			(1 << (ADATA_BITS - 1))
  
  #define ADATA_MUL(x,y)		\
  	((int)(((long long)(x) * (long long)(y)) >> (ADATA_BITS - 1)))
  
  typedef int adata_t;
  
  /*
   * The FIR is sampled and stored in a table of fixed-point numbers