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 #include <audio_types.h> 31 #include <audio_hdr.h> 32 #include <audio_device.h> 33 #include <audio_errno.h> 34 #include <audio_encode.h> 35 #include <audio/au.h> 36 #include <aiff.h> 37 #include <wav.h> 38 39 #ifdef __cplusplus 40 extern "C" { 41 #endif 42 43 /* define various constants for general use */ 44 45 /* Theoretical maximum length of hh:mm:ss.dd string */ 46 #define AUDIO_MAX_TIMEVAL (32) 47 48 /* Theoretical maximum length of encoding information string */ 49 #define AUDIO_MAX_ENCODE_INFO (80) 50 51 52 /* Why aren't these stupid values defined in a standard place?! */ 53 #ifndef TRUE 54 #define TRUE (1) 55 #endif 56 #ifndef FALSE 57 #define FALSE (0) 58 #endif 59 #ifndef NULL 60 #define NULL 0 61 #endif 62 63 /* Help for endian-ness */ 64 #define SWABI(I) \ 65 I = (((I >> 24) & 0xff) | ((I & 0xff) << 24) | \ 66 ((I >> 8) & 0xff00) | ((I & 0xff00) << 8)) 67 68 /* Defines for the audio file formats we support */ 69 #define FILE_ERROR 0 70 #define FILE_AU 1 71 #define FILE_WAV 2 72 #define FILE_AIFF 3 73 74 /* Declare libaudio C routines */ 75 76 /* File Header routines */ 77 EXTERN_FUNCTION(int audio_write_filehdr, (int, Audio_hdr *, int, char *, 78 unsigned)); 79 EXTERN_FUNCTION(int audio_rewrite_filesize, (int, int, unsigned, 80 unsigned, unsigned)); 81 EXTERN_FUNCTION(int audio_read_filehdr, (int, Audio_hdr*, int *, char *, 82 unsigned)); 83 EXTERN_FUNCTION(int audio_isaudiofile, (char *)); 84 EXTERN_FUNCTION(int audio_decode_filehdr, 85 (int, unsigned char *, int *, Audio_hdr *, int *)); 86 87 extern int audio_write_filehdr(int, Audio_hdr *, int, char *, unsigned); 88 extern int audio_rewrite_filesize(int, int, unsigned int, unsigned int, 89 unsigned int); 90 91 92 93 /* Audio Header routines */ 94 EXTERN_FUNCTION(double audio_bytes_to_secs, (Audio_hdr*, unsigned)); 95 EXTERN_FUNCTION(unsigned audio_secs_to_bytes, (Audio_hdr*, double)); 96 EXTERN_FUNCTION(double audio_str_to_secs, (char *)); 97 EXTERN_FUNCTION(char *audio_secs_to_str, (double, char *, int)); 98 EXTERN_FUNCTION(int audio_cmp_hdr, (Audio_hdr*, Audio_hdr *)); 99 EXTERN_FUNCTION(int audio_enc_to_str, (Audio_hdr*, char *)); 100 101 102 /* Device Control routines */ 103 EXTERN_FUNCTION(int audio_getinfo, (int, Audio_info*)); 104 EXTERN_FUNCTION(int audio_setinfo, (int, Audio_info*)); 105 EXTERN_FUNCTION(int audio__setplayhdr, (int, Audio_hdr *, unsigned)); 106 EXTERN_FUNCTION(int audio__setval, (int, unsigned *, unsigned)); 107 EXTERN_FUNCTION(int audio__setgain, (int, double *, unsigned)); 108 EXTERN_FUNCTION(int audio__setpause, (int, unsigned)); 109 EXTERN_FUNCTION(int audio__flush, (int, unsigned int)); 110 EXTERN_FUNCTION(int audio_drain, (int, int)); 111 EXTERN_FUNCTION(int audio_play_eof, (int)); 112 113 #ifdef __cplusplus 114 } 115 #endif 116 117 #endif /* !_MULTIMEDIA_LIBAUDIO_H */ 118