mulaw.h revision 1.2 
1/*	$NetBSD: mulaw.h,v 1.2 2019/05/08 13:40:17 isaki Exp $	*/
2
3/*
4 * Copyright (C) 2017 Tetsuya Isaki. All rights reserved.
5 * Copyright (C) 2017 Y.Sugahara (moveccr). All rights reserved.
6 *
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
9 * are met:
10 * 1. Redistributions of source code must retain the above copyright
11 *    notice, this list of conditions and the following disclaimer.
12 * 2. Redistributions in binary form must reproduce the above copyright
13 *    notice, this list of conditions and the following disclaimer in the
14 *    documentation and/or other materials provided with the distribution.
15 *
16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
17 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
18 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
19 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
20 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
21 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
22 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
23 * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
24 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
25 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
26 * SUCH DAMAGE.
27 */
28
29#ifndef _SYS_DEV_AUDIO_MULAW_H_
30#define _SYS_DEV_AUDIO_MULAW_H_
31
32#include <dev/audio/audio_if.h>
33
34extern void audio_mulaw_to_internal(audio_filter_arg_t *);
35extern void audio_internal_to_mulaw(audio_filter_arg_t *);
36extern void audio_alaw_to_internal(audio_filter_arg_t *);
37extern void audio_internal_to_alaw(audio_filter_arg_t *);
38
39#endif /* !_SYS_DEV_AUDIO_MULAW_H_ */
40