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