Как прочитать mp3 тег?

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;

zetrix

Эта запись была добавлена в Понедельник, 24 декабря, 2007 - 17:13 В разделы Delphi, Медиа. Вы можете подписаться на получение новых комментариев RSS 2.0 feed. Both comments and pings are currently closed.