/*      $NetBSD: psgpam_enc.h,v 1.1 2022/06/10 21:42:23 tsutsui Exp $   */

/*
* Copyright (c) 2018 Yosuke Sugahara. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
*    notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
*    notice, this list of conditions and the following disclaimer in the
*    documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*/

#ifndef _PSGPAM_ENC_H_
#define _PSGPAM_ENC_H_

#define XP_ATN_RELOAD   0x80808080
#define XP_ATN_STAT     0x40404040
#define XP_ATN_RESET    0x20202020

struct psgpam_codecvar {
       int expire;             /* min expire counter */
       int expire_initial;     /* expire initial (as 10Hz) */
       auint_t offset;         /* dynamic offset */

       u_int sample_rate;
};

void psgpam_init_context(struct psgpam_codecvar *, u_int);

void psgpam_aint_to_pam2a(audio_filter_arg_t *);
void psgpam_aint_to_pam2b(audio_filter_arg_t *);
void psgpam_aint_to_pam3a(audio_filter_arg_t *);
void psgpam_aint_to_pam3b(audio_filter_arg_t *);
void psgpam_aint_to_pcm1(audio_filter_arg_t *);
void psgpam_aint_to_pcm2(audio_filter_arg_t *);
void psgpam_aint_to_pcm3(audio_filter_arg_t *);

void psgpam_aint_to_pam2a_d(audio_filter_arg_t *);
void psgpam_aint_to_pam2b_d(audio_filter_arg_t *);
void psgpam_aint_to_pam3a_d(audio_filter_arg_t *);
void psgpam_aint_to_pam3b_d(audio_filter_arg_t *);
void psgpam_aint_to_pcm1_d(audio_filter_arg_t *);
void psgpam_aint_to_pcm2_d(audio_filter_arg_t *);
void psgpam_aint_to_pcm3_d(audio_filter_arg_t *);

#endif /* !_PSGPAM_ENC_H_ */