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 (c) 1990-2001 by Sun Microsystems, Inc. 24 * All rights reserved. 25 */ 26 27 #include <Audio.h> 28 #include <AudioFile.h> 29 #include <AudioList.h> 30 #include <AudioLib.h> 31 32 // Generic Audio functions 33 34 35 // Open an audio file readonly, and return an AudioList referencing it. 36 AudioError 37 Audio_OpenInputFile( 38 const char *path, // input filename 39 Audio*& ap) // returned AudioList pointer 40 { 41 AudioFile* inf; 42 AudioList* lp; 43 AudioError err; 44 45 // Open file and decode the header 46 inf = new AudioFile(path, (FileAccess)ReadOnly); 47 if (inf == 0) 48 return (AUDIO_UNIXERROR); 49 err = inf->Open(); 50 if (err) { 51 delete inf; 52 return (err); 53 } 54 55 // Create a list object and set it up to reference the file 56 lp = new AudioList; 57 if (lp == 0) { 58 delete inf; 59 return (AUDIO_UNIXERROR); 60 } 61 lp->Insert(inf); 62 ap = lp; 63 return (AUDIO_SUCCESS); 64 } 65 66 67 // Create an output file and copy an input stream to it. 68 // If an error occurs during output, leave a partially written file. 69 AudioError 70 Audio_WriteOutputFile( 71 const char *path, // output filename 72 const AudioHdr& hdr, // output data header 73 Audio* input) // input data stream 74 { 75 AudioFile* outf; 76 AudioError err; 77 78 // Create output file object 79 outf = new AudioFile(path, (FileAccess)WriteOnly); 80 if (outf == 0) 81 return (AUDIO_UNIXERROR); 82 83 // Set audio file header and create file 84 if ((err = outf->SetHeader(hdr)) || (err = outf->Create())) { 85 delete outf; 86 return (err); 87 } 88 89 // Copy data to file 90 err = AudioCopy(input, outf); 91 92 // Close output file and clean up. If error, leave partial file. 93 delete outf; 94 return (err); 95 } 96