# Predefined Constants

The constants below are defined by this extension, and will only be available when the extension has either been compiled into PHP or dynamically loaded at runtime.

KTaglib uses class constants. Most of the constants are mappings to the according Taglib enums and constants.

`KTaglib_MPEG_Header::Version1` (integer)
  ID3 version is 1.0
`KTaglib_MPEG_Header::Version2` (integer)
  ID3 version is 2.0
`KTaglib_MPEG_Header::Version2_5` (integer)
  ID3 version is 2.5
`KTaglib_ID3v2_AttachedPictureFrame::Other` (integer)
  Picture type Other
`KTaglib_ID3v2_AttachedPictureFrame::FileIcon` (integer)
  Picture type FileIcon
`KTaglib_ID3v2_AttachedPictureFrame::OtherFileIcon` (integer)
  Picture type OtherFileIcon
`KTaglib_ID3v2_AttachedPictureFrame::FrontCover` (integer)
  Picture type FrontCover
`KTaglib_ID3v2_AttachedPictureFrame::BackCover` (integer)
  Picture type BackCover
`KTaglib_ID3v2_AttachedPictureFrame::LeafletPage` (integer)
  Picture type LeafletPage
`KTaglib_ID3v2_AttachedPictureFrame::Media` (integer)
  Picture type Media
`KTaglib_ID3v2_AttachedPictureFrame::LeadArtist` (integer)
  Picture type LeadArtist
`KTaglib_ID3v2_AttachedPictureFrame::Artist` (integer)
  Picture type Artist
`KTaglib_ID3v2_AttachedPictureFrame::Conductor` (integer)
  Picture type Conductor
`KTaglib_ID3v2_AttachedPictureFrame::Band` (integer)
  Picture type Band
`KTaglib_ID3v2_AttachedPictureFrame::Composer` (integer)
  Picture type Composer
`KTaglib_ID3v2_AttachedPictureFrame::Lyricist` (integer)
  Picture type Lyricist
`KTaglib_ID3v2_AttachedPictureFrame::RecordingLocation` (integer)
  Picture type RecordingLocation
`KTaglib_ID3v2_AttachedPictureFrame::DuringRecording` (integer)
  Picture type DuringRecording
`KTaglib_ID3v2_AttachedPictureFrame::DuringPerformance` (integer)
  Picture type DuringPerformance
`KTaglib_ID3v2_AttachedPictureFrame::MovieScreenCapture` (integer)
  Picture type MovieScreenCapture
`KTaglib_ID3v2_AttachedPictureFrame::ColouredFish` (integer)
  Picture type ColouredFish
`KTaglib_ID3v2_AttachedPictureFrame::Illustration` (integer)
  Picture type Illustration
`KTaglib_ID3v2_AttachedPictureFrame::BandLogo` (integer)
  Picture type BandLogo