From owner-freebsd-questions@FreeBSD.ORG Sun Jul 1 10:13:32 2007 Return-Path: X-Original-To: freebsd-questions@freebsd.org Delivered-To: freebsd-questions@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [69.147.83.52]) by hub.freebsd.org (Postfix) with ESMTP id 8309116A41F for ; Sun, 1 Jul 2007 10:13:32 +0000 (UTC) (envelope-from rsmith@xs4all.nl) Received: from smtp-vbr4.xs4all.nl (smtp-vbr4.xs4all.nl [194.109.24.24]) by mx1.freebsd.org (Postfix) with ESMTP id 209CC13C45A for ; Sun, 1 Jul 2007 10:13:31 +0000 (UTC) (envelope-from rsmith@xs4all.nl) Received: from slackbox.xs4all.nl (slackbox.xs4all.nl [213.84.242.160]) by smtp-vbr4.xs4all.nl (8.13.8/8.13.8) with ESMTP id l61ADQvY074642; Sun, 1 Jul 2007 12:13:26 +0200 (CEST) (envelope-from rsmith@xs4all.nl) Received: by slackbox.xs4all.nl (Postfix, from userid 1001) id 1EE28B82A; Sun, 1 Jul 2007 12:13:26 +0200 (CEST) Date: Sun, 1 Jul 2007 12:13:26 +0200 From: Roland Smith To: Jonathan Horne Message-ID: <20070701101326.GB63587@slackbox.xs4all.nl> Mail-Followup-To: Jonathan Horne , freebsd-questions@freebsd.org References: <000301c7bb60$264eee30$0200a8c0@satellite> <200706301739.29249.freebsd@dfwlp.com> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="qcHopEYAB45HaUaB" Content-Disposition: inline In-Reply-To: <200706301739.29249.freebsd@dfwlp.com> X-GPG-Fingerprint: 1A2B 477F 9970 BA3C 2914 B7CE 1277 EFB0 C321 A725 X-GPG-Key: http://www.xs4all.nl/~rsmith/pubkey.txt X-GPG-Notice: If this message is not signed, don't assume I sent it! User-Agent: Mutt/1.5.15 (2007-04-06) X-Virus-Scanned: by XS4ALL Virus Scanner Cc: freebsd-questions@freebsd.org Subject: Re: backing up dvds X-BeenThere: freebsd-questions@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: User questions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sun, 01 Jul 2007 10:13:32 -0000 --qcHopEYAB45HaUaB Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Sat, Jun 30, 2007 at 05:39:29PM -0500, Jonathan Horne wrote: > On Saturday 30 June 2007 16:46:36 Dave wrote: > > Hello, > > I've got a 6.2 box with a dvd writer in it. I want to back up some = dvds > > to iso files so i can recreate the dvds at a later time should it be > > needed. I can use dvdbackup to backup in to a directory structure, but = i'd > > rather not mount, create the directory, and iso, i'd rather make the iso > > directly from the dvd. Any pointers on this? > > Thanks. > > Dave. >=20 > dd if=3D/dev/acd0 of=3D/path/to/filename.iso bs=3D1024 That should be bs=3D2048. AFAIK, data CDs and DVDs have 2k blocks: slackbox:~/tmp$ dd if=3D/dev/cd1 of=3Dfoo.dvd bs=3D1024 dd: /dev/cd1: Invalid argument 0+0 records in 0+0 records out 0 bytes transferred in 0.000146 secs (0 bytes/sec) slackbox:~/tmp$ dd if=3D/dev/cd1 of=3Dfoo.dvd bs=3D2048 ^C10270+0 records in 10270+0 records out 21032960 bytes transferred in 5.096854 secs (4126655 bytes/sec) Roland --=20 R.F.Smith http://www.xs4all.nl/~rsmith/ [plain text _non-HTML_ PGP/GnuPG encrypted/signed email much appreciated] pgp: 1A2B 477F 9970 BA3C 2914 B7CE 1277 EFB0 C321 A725 (KeyID: C321A725) --qcHopEYAB45HaUaB Content-Type: application/pgp-signature Content-Disposition: inline -----BEGIN PGP SIGNATURE----- Version: GnuPG v2.0.4 (FreeBSD) iD8DBQFGh35GEnfvsMMhpyURAuJ3AJ9V28sPrwgw8MsY7vyJpZHx8K02AQCeLGAc xowBev08hn0vmhZ9XvzRk54= =vT7C -----END PGP SIGNATURE----- --qcHopEYAB45HaUaB--