1*0Sstevel@tonic-gate /*
2*0Sstevel@tonic-gate * CDDL HEADER START
3*0Sstevel@tonic-gate *
4*0Sstevel@tonic-gate * The contents of this file are subject to the terms of the
5*0Sstevel@tonic-gate * Common Development and Distribution License, Version 1.0 only
6*0Sstevel@tonic-gate * (the "License"). You may not use this file except in compliance
7*0Sstevel@tonic-gate * with the License.
8*0Sstevel@tonic-gate *
9*0Sstevel@tonic-gate * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
10*0Sstevel@tonic-gate * or http://www.opensolaris.org/os/licensing.
11*0Sstevel@tonic-gate * See the License for the specific language governing permissions
12*0Sstevel@tonic-gate * and limitations under the License.
13*0Sstevel@tonic-gate *
14*0Sstevel@tonic-gate * When distributing Covered Code, include this CDDL HEADER in each
15*0Sstevel@tonic-gate * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
16*0Sstevel@tonic-gate * If applicable, add the following below this CDDL HEADER, with the
17*0Sstevel@tonic-gate * fields enclosed by brackets "[]" replaced with your own identifying
18*0Sstevel@tonic-gate * information: Portions Copyright [yyyy] [name of copyright owner]
19*0Sstevel@tonic-gate *
20*0Sstevel@tonic-gate * CDDL HEADER END
21*0Sstevel@tonic-gate */
22*0Sstevel@tonic-gate /*
23*0Sstevel@tonic-gate * Copyright (c) 1990-2001 by Sun Microsystems, Inc.
24*0Sstevel@tonic-gate * All rights reserved.
25*0Sstevel@tonic-gate */
26*0Sstevel@tonic-gate
27*0Sstevel@tonic-gate #pragma ident "%Z%%M% %I% %E% SMI"
28*0Sstevel@tonic-gate
29*0Sstevel@tonic-gate #include <Audio.h>
30*0Sstevel@tonic-gate #include <AudioFile.h>
31*0Sstevel@tonic-gate #include <AudioList.h>
32*0Sstevel@tonic-gate #include <AudioLib.h>
33*0Sstevel@tonic-gate
34*0Sstevel@tonic-gate // Generic Audio functions
35*0Sstevel@tonic-gate
36*0Sstevel@tonic-gate
37*0Sstevel@tonic-gate // Open an audio file readonly, and return an AudioList referencing it.
38*0Sstevel@tonic-gate AudioError
Audio_OpenInputFile(const char * path,Audio * & ap)39*0Sstevel@tonic-gate Audio_OpenInputFile(
40*0Sstevel@tonic-gate const char *path, // input filename
41*0Sstevel@tonic-gate Audio*& ap) // returned AudioList pointer
42*0Sstevel@tonic-gate {
43*0Sstevel@tonic-gate AudioFile* inf;
44*0Sstevel@tonic-gate AudioList* lp;
45*0Sstevel@tonic-gate AudioError err;
46*0Sstevel@tonic-gate
47*0Sstevel@tonic-gate // Open file and decode the header
48*0Sstevel@tonic-gate inf = new AudioFile(path, (FileAccess)ReadOnly);
49*0Sstevel@tonic-gate if (inf == 0)
50*0Sstevel@tonic-gate return (AUDIO_UNIXERROR);
51*0Sstevel@tonic-gate err = inf->Open();
52*0Sstevel@tonic-gate if (err) {
53*0Sstevel@tonic-gate delete inf;
54*0Sstevel@tonic-gate return (err);
55*0Sstevel@tonic-gate }
56*0Sstevel@tonic-gate
57*0Sstevel@tonic-gate // Create a list object and set it up to reference the file
58*0Sstevel@tonic-gate lp = new AudioList;
59*0Sstevel@tonic-gate if (lp == 0) {
60*0Sstevel@tonic-gate delete inf;
61*0Sstevel@tonic-gate return (AUDIO_UNIXERROR);
62*0Sstevel@tonic-gate }
63*0Sstevel@tonic-gate lp->Insert(inf);
64*0Sstevel@tonic-gate ap = lp;
65*0Sstevel@tonic-gate return (AUDIO_SUCCESS);
66*0Sstevel@tonic-gate }
67*0Sstevel@tonic-gate
68*0Sstevel@tonic-gate
69*0Sstevel@tonic-gate // Create an output file and copy an input stream to it.
70*0Sstevel@tonic-gate // If an error occurs during output, leave a partially written file.
71*0Sstevel@tonic-gate AudioError
Audio_WriteOutputFile(const char * path,const AudioHdr & hdr,Audio * input)72*0Sstevel@tonic-gate Audio_WriteOutputFile(
73*0Sstevel@tonic-gate const char *path, // output filename
74*0Sstevel@tonic-gate const AudioHdr& hdr, // output data header
75*0Sstevel@tonic-gate Audio* input) // input data stream
76*0Sstevel@tonic-gate {
77*0Sstevel@tonic-gate AudioFile* outf;
78*0Sstevel@tonic-gate AudioError err;
79*0Sstevel@tonic-gate
80*0Sstevel@tonic-gate // Create output file object
81*0Sstevel@tonic-gate outf = new AudioFile(path, (FileAccess)WriteOnly);
82*0Sstevel@tonic-gate if (outf == 0)
83*0Sstevel@tonic-gate return (AUDIO_UNIXERROR);
84*0Sstevel@tonic-gate
85*0Sstevel@tonic-gate // Set audio file header and create file
86*0Sstevel@tonic-gate if ((err = outf->SetHeader(hdr)) || (err = outf->Create())) {
87*0Sstevel@tonic-gate delete outf;
88*0Sstevel@tonic-gate return (err);
89*0Sstevel@tonic-gate }
90*0Sstevel@tonic-gate
91*0Sstevel@tonic-gate // Copy data to file
92*0Sstevel@tonic-gate err = AudioCopy(input, outf);
93*0Sstevel@tonic-gate
94*0Sstevel@tonic-gate // Close output file and clean up. If error, leave partial file.
95*0Sstevel@tonic-gate delete outf;
96*0Sstevel@tonic-gate return (err);
97*0Sstevel@tonic-gate }
98