1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
|
/***************************************************************************
copyright : (C) 2005 by Brian Nickel
email : brian.nickel@gmail.com
***************************************************************************/
/***************************************************************************
* This library is free software; you can redistribute it and/or modify *
* it under the terms of the GNU Lesser General Public License version *
* 2.1 as published by the Free Software Foundation. *
* *
* This library is distributed in the hope that it will be useful, but *
* WITHOUT ANY WARRANTY; without even the implied warranty of *
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU *
* Lesser General Public License for more details. *
* *
* You should have received a copy of the GNU Lesser General Public *
* License along with this library; if not, write to the Free Software *
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 *
* USA *
***************************************************************************/
namespace TagLib.Asf
{
public class ContentDescriptionObject : Object
{
//////////////////////////////////////////////////////////////////////////
// private properties
//////////////////////////////////////////////////////////////////////////
private string title;
private string author;
private string copyright;
private string description;
private string rating;
//////////////////////////////////////////////////////////////////////////
// public methods
//////////////////////////////////////////////////////////////////////////
public ContentDescriptionObject (Asf.File file, long position) : base (file, position)
{
if (!Guid.Equals (Asf.Guid.AsfContentDescriptionObject))
throw new System.Exception ("Object GUID incorrect.");
if (OriginalSize < 34)
throw new System.Exception ("Object size too small.");
short title_length = file.ReadWord ();
short author_length = file.ReadWord ();
short copyright_length = file.ReadWord ();
short description_length = file.ReadWord ();
short rating_length = file.ReadWord ();
title = file.ReadUnicode (title_length);
author = file.ReadUnicode (author_length);
copyright = file.ReadUnicode (copyright_length);
description = file.ReadUnicode (description_length);
rating = file.ReadUnicode (rating_length);
}
public ContentDescriptionObject () : base (Asf.Guid.AsfContentDescriptionObject)
{
title = "";
author = "";
copyright = "";
description = "";
rating = "";
}
public override ByteVector Render ()
{
ByteVector title_bytes = RenderUnicode (title);
ByteVector author_bytes = RenderUnicode (author);
ByteVector copyright_bytes = RenderUnicode (copyright);
ByteVector description_bytes = RenderUnicode (description);
ByteVector rating_bytes = RenderUnicode (rating);
ByteVector output = new ByteVector ();
output += RenderWord ((short) title_bytes.Count);
output += RenderWord ((short) author_bytes.Count);
output += RenderWord ((short) copyright_bytes.Count);
output += RenderWord ((short) description_bytes.Count);
output += RenderWord ((short) rating_bytes.Count);
output += title_bytes;
output += author_bytes;
output += copyright_bytes;
output += description_bytes;
output += rating_bytes;
return Render (output);
}
//////////////////////////////////////////////////////////////////////////
// public properties
//////////////////////////////////////////////////////////////////////////
public string Title {get {return title;} set {title = value;}}
public string Author {get {return author;} set {author = value;}}
public string Copyright {get {return copyright;} set {copyright = value;}}
public string Description {get {return description;} set {description = value;}}
public string Rating {get {return rating;} set {rating = value;}}
}
}
|
