Overview

This page gives infos about changes for existing and requirements for new metadata extractors (MDE).

Details

AudioCDMDE

Retrieve information for audio discs

• inserted in a drive
• (optional) on HDD within an image

Source of information:

• (optional) CD-TEXT
• MusicBrainz via DiscID -> scan / calculate via libdiscid

libdiscid

Calculate disc id for audio cds

http://musicbrainz.org/doc/libdiscid

.NET / Mono bindings: https://github.com/phw/dotnet-discid

DetectUnknownAudioFilesMDE

This is an MDE for scanning audio files for their fingerprint to get bettwer metadata from the web.

Priority: Minimum (important, because it might take a long time for a huge amount of files)

Scan modes

• basic scan: only files which are missing essential metadata: Track, Artist, Album
• extended scan: scan all files which are missing a MusicBrainz ID

AcoustId

Identify music files with bad metadata / tags

http://beta.musicbrainz.org/doc/AcoustID

http://acoustid.org/chromaprint

MusicvideoMDE

MDE for import music videos. detect files / import data based on

• file name / folder name patterns
• MP4 tags
• Matroska tags

MDE is based on the VideoMDE, this means the video MDE is called first and the following Aspects are filled with data

• MediaAspect (VideoMDE & MusicvideoMDE)
• VideoAspect (VideoMDE)
• AudioAspect (MusicvideoMDE)

There might be a need for a new media category to define shares being of category "Musicvideo"