1 /*
2 * Entagged Audio Tag library
3 * Copyright (c) 2003-2005 Raphaël Slinckx <raphael@slinckx.net>
4 * Copyright (c) 2004-2005 Christian Laireiter <liree@web.de>
5 *
6 * This library is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU Lesser General Public
8 * License as published by the Free Software Foundation; either
9 * version 2.1 of the License, or (at your option) any later version.
10 *
11 * This library is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 * Lesser General Public License for more details.
15 *
16 * You should have received a copy of the GNU Lesser General Public
17 * License along with this library; if not, write to the Free Software
18 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
19 */
20 package entagged.audioformats.ogg.util;
21
22 import entagged.audioformats.ogg.*;
23 import entagged.audioformats.generic.Utils;
24
25 import java.io.*;
26
27 public class OggTagReader {
28
29 public OggTag read( RandomAccessFile raf ) throws IOException {
30 OggTag tag = new OggTag();
31
32 byte[] b = new byte[4];
33 raf.read( b );
34 int vendorStringLength = Utils.getNumber( b, 0, 3);
35 b = new byte[vendorStringLength];
36 raf.read( b );
37
38 tag.setVendor( new String( b, "UTF-8" ) );
39
40 b = new byte[4];
41 raf.read( b );
42 int userComments = Utils.getNumber( b, 0, 3);
43
44 for ( int i = 0; i < userComments; i++ ) {
45 b = new byte[4];
46 raf.read( b );
47 int commentLength = Utils.getNumber( b, 0, 3);
48 b = new byte[commentLength];
49 raf.read( b );
50
51 OggTagField field = new OggTagField(b);
52 tag.add(field);
53 }
54
55 return tag;
56 }
57 }
58