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Gracenote and Joyce Hatto

Gracenote and Joyce Hatto. Sheng Shuyang, Nipun Barua, Jordan Smith. Joyce Hatto. Pianist became famous later in life Ventura discovers fraud Husband Barrington-Coupe culpable. source: http://en.wikipedia.org/wiki/Joyce_Hatto

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Gracenote and Joyce Hatto

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  1. Gracenote and Joyce Hatto • Sheng Shuyang, Nipun Barua, Jordan Smith

  2. Joyce Hatto • Pianist became famous later in life • Ventura discovers fraud • Husband Barrington-Coupe culpable source: http://en.wikipedia.org/wiki/Joyce_Hatto image: http://en.wikipedia.org/wiki/File:Pic-joycehatto-concertartist.jpg

  3. Gracenote • What it is? • CD identification service • Where and how it is used • iTunes, WinAmp, etc. • Identifies whole CDs, not individual tracks source: http://en.wikipedia.org/wiki/Gracenote image: http://en.wikipedia.org/wiki/File:Gracenote_logo.png

  4. CDDB - How Gracenote works • XX = Checksum of pre-track silences • YYYY = Duration • ZZ = # of tracks • Example: • 2b1ae209 • 2b total seconds pre-track silences, 1ae2 total seconds, 9 tracks. source: http://en.wikipedia.org/wiki/CDDB

  5. Consequence: • Two CDs with the same: • Total length • Number of tracks • Sum of pre-track silences • Will be identified as the CD!

  6. Thanks for listening! image credit: flickr user jmatthew3 http://www.flickr.com/photos/pug/30500424/sizes/z/

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