From owner-freebsd-questions Fri Sep 28 12:34: 3 2001 Delivered-To: freebsd-questions@freebsd.org Received: from guru.mired.org (okc-94-248-46.mmcable.com [24.94.248.46]) by hub.freebsd.org (Postfix) with SMTP id 205E737B403 for ; Fri, 28 Sep 2001 12:34:00 -0700 (PDT) Received: (qmail 55840 invoked by uid 100); 28 Sep 2001 19:33:59 -0000 From: Mike Meyer MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit Message-ID: <15284.53415.503906.139229@guru.mired.org> Date: Fri, 28 Sep 2001 14:33:59 -0500 To: Edwin Groothuis Cc: questions@freebsd.org Subject: Re: Track Indexes for CDs In-Reply-To: <13981605@toto.iv> X-Mailer: VM 6.90 under 21.1 (patch 14) "Cuyahoga Valley" XEmacs Lucid X-face: "5Mnwy%?j>IIV\)A=):rjWL~NB2aH[}Yq8Z=u~vJ`"(,&SiLvbbz2W`;h9L,Yg`+vb1>RG% *h+%X^n0EZd>TM8_IB;a8F?(Fb"lw'IgCoyM.[Lg#r\ Sender: owner-freebsd-questions@FreeBSD.ORG Precedence: bulk List-ID: List-Archive: (Web Archive) List-Help: (List Instructions) List-Subscribe: List-Unsubscribe: X-Loop: FreeBSD.ORG Edwin Groothuis types: > On Wed, Sep 26, 2001 at 01:23:26AM -0400, Brian T . Schellenberger wrote: > > information from the net. There *is* a code on CDs that uniquely identifies > > the CD, but it's gibberish, useful only as an index for one of these internet > > databases. (What it was originally added for I have no clue since Sony & > > Philips surely didn't anticipate the WWW in 1980 or so when they designed the > > CD, but it's nice that it's there anyway.) > Well, compare it with the ISBN number for books: It's made for > uniquely identifying a book's title, author(s), revision etc. This > CD-ID is the same. I've been told that cddb uses the track lengths as an index, not the CD ID information. > Just like the bookshops have access to a database which translates > an ISBN number into the details of the book, CD manufacturers have > a similair database for the details of a book. And with the > possibilities of a global network, it's pretty neat that I can > insert my audio-cd in the cdplayer-tray and the application pops > up with the tracklisting of it. You can apparently also read the UPC off the disk as well as the package. If anyone knows of a publicly accessible database - presumably a "we sell CD's" type thing - that lets me look up CDs by UPC, I'd love to hear about it. I'd love to be able to use the cuecat port to build a cd database. Thanx, http://www.mired.org/home/mwm/ Q: How do you make the gods laugh? A: Tell them your plans. To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-questions" in the body of the message