Date: Sat, 29 Sep 2001 12:18:31 +0930 (CST) From: "Daniel O'Connor" <doconnor@gsoft.com.au> To: Joey Garcia <bear@unix.homeip.net> Cc: multimedia@freebsd.org Subject: Re: can't rip CD's Message-ID: <XFMail.20010929121831.doconnor@gsoft.com.au> In-Reply-To: <20010928114920.T593-100000@we-66-27-250-19.we.mediaone.net>
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On 28-Sep-2001 Joey Garcia wrote: > I was curious to how you came to the blocksize of being 2352 bytes? I > this documented somewhere? Is that just how the data is layed out on the > cd or something? In blocks of 2352 bytes? 2352 bytes is the number of bytes per sector of an audio CD. 2048 is the number of bytes per sector of a data CD (extra error checking) > Now since we're on the subject of cd's and blocksizes. What if I wanted > to create a cd image to the hard drive using dd, would I use the same > blocksize? Would this command be correct: dd if=/dev/acd0c bs=2352 > of=/home/myhome/image.iso ? I ask that question, because I was curious on > how to create an image of an audio cd so that I can make duplicates later > on. No, if it where a data data use a 2k block size. > I'm gonna have to give your above command a try to see if it works for me > on my FreeBSD 4.4 system. Oh yeah, how's the quality of the sound when > ripping cd's that way? Depends entirely on your CDROM drive :) There is no jitter protection etc.. Someone just informed me you can use cdda2wav in 'cooked ioctl' mode but I haven't tried it. --- Daniel O'Connor software and network engineer for Genesis Software - http://www.gsoft.com.au "The nice thing about standards is that there are so many of them to choose from." -- Andrew Tanenbaum To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-multimedia" in the body of the message
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