private void ReadContentDescription(Stream stream, Tag tag)
{
BinaryReader reader = new BinaryReader(stream);
ushort [] sizes = new ushort[5];
for(int i = 0; i < sizes.Length; i++) {
sizes[i] = reader.ReadUInt16();
}
string [] strings = new string[sizes.Length];
for(int i = 0; i < strings.Length; i++) {
strings[i] = ReadUtf16String(reader, sizes[i]).Trim();
}
if(sizes[0] > 0 && strings[0] != String.Empty) {
tag.SetTitle(strings[0]);
}
if(sizes[1] > 0 && strings[1] != String.Empty) {
tag.SetArtist(strings[1]);
}
if(sizes[3] > 0 && strings[3] != String.Empty) {
tag.SetComment(strings[3]);
}
}
private void ReadExtendedDescription(Stream stream, Tag tag)
{
BinaryReader reader = new BinaryReader(stream);
ushort field_count = reader.ReadUInt16();
for(int i = 0; i < field_count; i++) {
ushort field_length = reader.ReadUInt16();
string property_name = ReadUtf16String(reader, field_length);
ushort property_type = reader.ReadUInt16();
string property_value = String.Empty;
switch(property_type) {
case 0:
property_value = ReadUtf16String(reader, reader.ReadUInt16());
break;
case 1:
stream.Seek(reader.ReadUInt16(), SeekOrigin.Current);
break;
case 2:
reader.ReadUInt16();
property_value = (reader.ReadUInt32() == 1).ToString();
break;
case 3:
property_value = reader.ReadUInt32().ToString();
break;
case 4:
property_value = reader.ReadUInt64().ToString();
break;
case 5:
property_value = reader.ReadUInt16().ToString();
break;
}
switch(property_name) {
case "WM/AlbumTitle":
tag.SetAlbum(property_value);
break;
case "WM/AlbumArtist":
tag.SetArtist(property_value);
break;
case "WM/TrackNumber":
tag.SetTrack(property_value);
break;
case "WM/Year":
tag.SetYear(property_value);
break;
case "WM/Genre":
tag.SetGenre(property_value);
break;
}
}
}
