1/* 2 * CDDL HEADER START 3 * 4 * The contents of this file are subject to the terms of the 5 * Common Development and Distribution License, Version 1.0 only 6 * (the "License"). You may not use this file except in compliance 7 * with the License. 8 * 9 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 10 * or http://www.opensolaris.org/os/licensing. 11 * See the License for the specific language governing permissions 12 * and limitations under the License. 13 * 14 * When distributing Covered Code, include this CDDL HEADER in each 15 * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 16 * If applicable, add the following below this CDDL HEADER, with the 17 * fields enclosed by brackets "[]" replaced with your own identifying 18 * information: Portions Copyright [yyyy] [name of copyright owner] 19 * 20 * CDDL HEADER END 21 */ 22/* 23 * Copyright 1992-2003 Sun Microsystems, Inc. All rights reserved. 24 * Use is subject to license terms. 25 */ 26 27#ifndef _MULTIMEDIA_LIBAUDIO_H 28#define _MULTIMEDIA_LIBAUDIO_H 29 30#pragma ident "%Z%%M% %I% %E% SMI" 31 32#include <audio_types.h> 33#include <audio_hdr.h> 34#include <audio_device.h> 35#include <audio_errno.h> 36#include <audio_encode.h> 37#include <audio/au.h> 38#include <aiff.h> 39#include <wav.h> 40 41#ifdef __cplusplus 42extern "C" { 43#endif 44 45/* define various constants for general use */ 46 47/* Theoretical maximum length of hh:mm:ss.dd string */ 48#define AUDIO_MAX_TIMEVAL (32) 49 50/* Theoretical maximum length of encoding information string */ 51#define AUDIO_MAX_ENCODE_INFO (80) 52 53 54/* Why aren't these stupid values defined in a standard place?! */ 55#ifndef TRUE 56#define TRUE (1) 57#endif 58#ifndef FALSE 59#define FALSE (0) 60#endif 61#ifndef NULL 62#define NULL 0 63#endif 64 65/* Help for endian-ness */ 66#define SWABI(I) \ 67 I = (((I >> 24) & 0xff) | ((I & 0xff) << 24) | \ 68 ((I >> 8) & 0xff00) | ((I & 0xff00) << 8)) 69 70/* Defines for the audio file formats we support */ 71#define FILE_ERROR 0 72#define FILE_AU 1 73#define FILE_WAV 2 74#define FILE_AIFF 3 75 76/* Declare libaudio C routines */ 77 78/* File Header routines */ 79EXTERN_FUNCTION(int audio_write_filehdr, (int, Audio_hdr *, int, char *, 80 unsigned)); 81EXTERN_FUNCTION(int audio_rewrite_filesize, (int, int, unsigned, 82 unsigned, unsigned)); 83EXTERN_FUNCTION(int audio_read_filehdr, (int, Audio_hdr*, int *, char *, 84 unsigned)); 85EXTERN_FUNCTION(int audio_isaudiofile, (char *)); 86EXTERN_FUNCTION(int audio_decode_filehdr, 87 (int, unsigned char *, int *, Audio_hdr *, int *)); 88 89extern int audio_write_filehdr(int, Audio_hdr *, int, char *, unsigned); 90extern int audio_rewrite_filesize(int, int, unsigned int, unsigned int, 91 unsigned int); 92 93 94 95/* Audio Header routines */ 96EXTERN_FUNCTION(double audio_bytes_to_secs, (Audio_hdr*, unsigned)); 97EXTERN_FUNCTION(unsigned audio_secs_to_bytes, (Audio_hdr*, double)); 98EXTERN_FUNCTION(double audio_str_to_secs, (char *)); 99EXTERN_FUNCTION(char *audio_secs_to_str, (double, char *, int)); 100EXTERN_FUNCTION(int audio_cmp_hdr, (Audio_hdr*, Audio_hdr *)); 101EXTERN_FUNCTION(int audio_enc_to_str, (Audio_hdr*, char *)); 102 103 104/* Device Control routines */ 105EXTERN_FUNCTION(int audio_getinfo, (int, Audio_info*)); 106EXTERN_FUNCTION(int audio_setinfo, (int, Audio_info*)); 107EXTERN_FUNCTION(int audio__setplayhdr, (int, Audio_hdr *, unsigned)); 108EXTERN_FUNCTION(int audio__setval, (int, unsigned *, unsigned)); 109EXTERN_FUNCTION(int audio__setgain, (int, double *, unsigned)); 110EXTERN_FUNCTION(int audio__setpause, (int, unsigned)); 111EXTERN_FUNCTION(int audio__flush, (int, unsigned int)); 112EXTERN_FUNCTION(int audio_drain, (int, int)); 113EXTERN_FUNCTION(int audio_play_eof, (int)); 114 115#ifdef __cplusplus 116} 117#endif 118 119#endif /* !_MULTIMEDIA_LIBAUDIO_H */ 120