Как прочитать MP3 ID3-Tag?

{
 Byte 1-3 = ID 'TAG'
 Byte 4-33 = Titel / Title
 Byte 34-63 = Artist
 Byte 64-93 = Album
 Byte 94-97 = Jahr / Year
 Byte 98-127 = Kommentar / Comment
 Byte 128 = Genre
}
type
 TID3Tag = record
 ID: string[3];
 Titel: string[30];
 Artist: string[30];
 Album: string[30];
 Year: string[4];
 Comment: string[30];
 Genre: Byte;
 end;
const
 Genres : array[0..146] of string =
 ('Blues','Classic Rock','Country','Dance','Disco','Funk','Grunge',
 'Hip- Hop','Jazz','Metal','New Age','Oldies','Other','Pop','R&B',
 'Rap','Reggae','Rock','Techno','Industrial','Alternative','Ska',
 'Death Metal','Pranks','Soundtrack','Euro-Techno','Ambient',
 'Trip-Hop','Vocal','Jazz+Funk','Fusion','Trance','Classical',
 'Instrumental','Acid','House','Game','Sound Clip','Gospel','Noise',
 'Alternative Rock','Bass','Punk','Space','Meditative','Instrumental Pop',
 'Instrumental Rock','Ethnic','Gothic','Darkwave','Techno-Industrial','Electronic',
 'Pop-Folk','Eurodance','Dream','Southern Rock','Comedy','Cult','Gangsta',
 'Top 40','Christian Rap','Pop/Funk','Jungle','Native US','Cabaret','New Wave',
 'Psychadelic','Rave','Showtunes','Trailer','Lo-Fi','Tribal','Acid Punk',
 'Acid Jazz','Polka','Retro','Musical','Rock & Roll','Hard Rock','Folk',
 'Folk-Rock','National Folk','Swing','Fast Fusion','Bebob','Latin','Revival',
 'Celtic','Bluegrass','Avantgarde','Gothic Rock','Progressive Rock',
 'Psychedelic Rock','Symphonic Rock','Slow Rock','Big Band','Chorus',
 'Easy Listening','Acoustic','Humour','Speech','Chanson','Opera',
 'Chamber Music','Sonata','Symphony','Booty Bass','Primus','Porn Groove',
 'Satire','Slow Jam','Club','Tango','Samba','Folklore','Ballad',
 'Power Ballad','Rhytmic Soul','Freestyle','Duet','Punk Rock','Drum Solo',
 'Acapella','Euro-House','Dance Hall','Goa','Drum & Bass','Club-House',
 'Hardcore','Terror','Indie','BritPop','Negerpunk','Polsk Punk','Beat',
 'Christian Gangsta','Heavy Metal','Black Metal','Crossover','Contemporary C',
 'Christian Rock','Merengue','Salsa','Thrash Metal','Anime','JPop','SynthPop');
var
 Form1: TForm1;
implementation
{$R *.dfm}
function readID3Tag(FileName: string): TID3Tag;
var
 FS: TFileStream;
 Buffer: array [1..128] of Char;
begin
 FS := TFileStream.Create(FileName, fmOpenRead or fmShareDenyWrite);
 try
 FS.Seek(-128, soFromEnd);
 FS.Read(Buffer, 128);
 with Result do
 begin
 ID := Copy(Buffer, 1, 3);
 Titel := Copy(Buffer, 4, 30);
 Artist := Copy(Buffer, 34, 30);
 Album := Copy(Buffer, 64, 30);
 Year := Copy(Buffer, 94, 4);
 Comment := Copy(Buffer, 98, 30);
 Genre := Ord(Buffer[128]);
 end;
 finally
 FS.Free;
 end;
end;
procedure TfrmMain.Button1Click(Sender: TObject);
begin
 if OpenDialog1.Execute then
 begin
 with readID3Tag(OpenDialog1.FileName) do
 begin
 LlbID.Caption := 'ID: ' + ID;
 LlbTitel.Caption := 'Titel: ' + Titel;
 LlbArtist.Caption := 'Artist: ' + Artist;
 LlbAlbum.Caption := 'Album: ' + Album;
 LlbYear.Caption := 'Year: ' + Year;
 LlbComment.Caption := 'Comment: ' + Comment;
 if (Genre >= 0) and (Genre <=146) then
 LlbGenre.Caption := 'Genre: ' + Genres[Genre]
 else
 LlbGenre.Caption := 'N/A';
 end;
 end;
end;
Source: http://www.swissdelphicenter.ch/en/tipsindex.php
ID: 04291
Category:Форматы файлов