OggVorbis.pas (ID3v2.pas needed)
Tested with Borland Delphi 3,4,5,6

{ *************************************************************************** }
{                                                                             }
{ Audio Tools Library (Freeware)                                              }
{ Class TOggVorbis - for manipulating with Ogg Vorbis file information        }
{                                                                             }
{ Uses:                                                                       }
{   - Class TID3v2                                                            }
{                                                                             }
{ Copyright (c) 2001,2002 by Jurgen Faul                                      }
{ E-mail: jfaul@gmx.de                                                        }
{ http://jfaul.de/atl                                                         }
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{ Version 1.5 (29 July 2002)                                                  }
{   - Class TID3v2: Reading support for Unicode                               }
{   - Class TID3v2: Removed limitation for the track number                   }
{                                                                             }
{ Version 1.4 (23 May 2002)                                                   }
{   - Class TID3v2: support for padding                                       }
{                                                                             }
{ Version 1.3 (21 April 2002)                                                 }
{   - Class TID3v2: support for ID3v2 tags                                    }
{                                                                             }
{ Version 1.2 (18 February 2002)                                              }
{   - Added property BitRateNominal                                           }
{   - Fixed bug with Vorbis tag fields                                        }
{                                                                             }
{ Version 1.1 (21 October 2001)                                               }
{   - Support for UTF-8                                                       }
{   - Fixed bug with vendor info detection                                    }
{                                                                             }
{ Version 1.0 (15 August 2001)                                                }
{   - File info: file size, channel mode, sample rate, duration, bit rate     }
{   - Vorbis tag: title, artist, album, track, date, genre, comment, vendor   }
{                                                                             }
{ *************************************************************************** }