AMG LASSO is a media recognition service launched by the All Media Guide

All Media Guide

All Media Guide , is the company which owns and maintains Allmusic, Allgame and Allmovie. AMG was founded in 1990 by popular-culture archivist Michael Erlewine....

 in 2004. The LASSO service automatically recognizes CD

Compact Disc

The Compact Disc is an optical disc used to store digital data. It was originally developed to store and playback sound recordings exclusively, but later expanded to encompass data storage , write-once audio and data storage , rewritable media , Video Compact Discs , Super Video Compact Discs ,...

s, DVD

DVD

A DVD is an optical disc storage media format, invented and developed by Philips, Sony, Toshiba, and Panasonic in 1995. DVDs offer higher storage capacity than Compact Discs while having the same dimensions....

s, and digital audio

Digital audio

Digital audio is sound reproduction using pulse-code modulation and digital signals. Digital audio systems include analog-to-digital conversion , digital-to-analog conversion , digital storage, processing and transmission components...

 files in formats such as MP3

MP3

MPEG-1 or MPEG-2 Audio Layer III, more commonly referred to as MP3, is a patented digital audio encoding format using a form of lossy data compression...

, WMA

Windows Media Audio

Windows Media Audio is an audio data compression technology developed by Microsoft. The name can be used to refer to its audio file format or its audio codecs. It is a proprietary technology that forms part of the Windows Media framework. WMA consists of four distinct codecs...

, and others. The service uses CD table of contents (ToC), DVD ToC, and acoustic fingerprint

Acoustic fingerprint

An acoustic fingerprint is a condensed digital summary, deterministically generated from an audio signal, that can be used to identify an audio sample or quickly locate similar items in an audio database....

 based recognition to recognize media. LASSO is available in versions for PC

Personal computer

A personal computer is any general-purpose computer whose size, capabilities, and original sales price make it useful for individuals, and which is intended to be operated directly by an end-user with no intervening computer operator...

s and embedded devices.

LASSO competes with user submitted services like freedb

Freedb

freedb is a database of compact disc track listings, where all the content is under the GNU General Public License. It was originally based on the now-proprietary CDDB . As of April 24, 2006, the database holds just under 2,000,000 CDs...

, Gracenote

Gracenote

Gracenote, Inc., formerly called CDDB , is a company that maintains and licenses an Internet-accessible database containing information about the contents of audio compact discs and vinyl records. It provides software and metadata to businesses that enable their customers to manage and search...

, MusicBrainz

MusicBrainz

MusicBrainz is a project that aims to create an open content music database. Similar to the freedb project, it was founded in response to the restrictions placed on the CDDB...

, and Discogs

Discogs

Discogs, short for discographies, is a website and database of information about audio recordings, including commercial releases, promotional releases, and bootleg or off-label releases. The Discogs servers, currently hosted under the domain name discogs.com, are owned by Zink Media, Inc., and are...

.

External links

• Macrovision's LASSO Product Page (using AMG data)