From owner-freebsd-multimedia Sat Sep 1 3:34:21 2001 Delivered-To: freebsd-multimedia@freebsd.org Received: from hamster.franken.de (hamster.franken.de [193.141.110.13]) by hub.freebsd.org (Postfix) with ESMTP id 36AD837B40A; Sat, 1 Sep 2001 03:34:17 -0700 (PDT) Received: from karnickel.franken.de (karnickel.franken.de [193.141.110.11]) by hamster.franken.de (8.11.5/8.11.5) with ESMTP id f81AYFV17939; Sat, 1 Sep 2001 12:34:15 +0200 (CEST) (envelope-from tanis@gaspode.franken.de) Received: from gaspode.franken.de (lengfeld.core.main.franken.de [193.141.110.4]) by karnickel.franken.de (8.11.3/8.11.3) with ESMTP id f81AYF742102; Sat, 1 Sep 2001 12:34:15 +0200 (CEST) (envelope-from tanis@gaspode.franken.de) Received: (from tanis@localhost) by gaspode.franken.de (8.11.6/8.11.1) id f81AYEc01707; Sat, 1 Sep 2001 12:34:14 +0200 (CEST) (envelope-from tanis) Date: Sat, 1 Sep 2001 12:34:14 +0200 From: German Tischler To: Nick Sayer Cc: freebsd-multimedia@FreeBSD.ORG Subject: Re: Slow DVD? Message-ID: <20010901123414.A1694@gaspode.franken.de> References: <200108312000.f7VK06d00646@morpheus.kfu.com> Mime-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-md5; protocol="application/pgp-signature"; boundary="huq684BweRXVnRxX" Content-Disposition: inline User-Agent: Mutt/1.2.5-current-20010403i In-Reply-To: <200108312000.f7VK06d00646@morpheus.kfu.com>; from nsayer@FreeBSD.ORG on Fri, Aug 31, 2001 at 01:00:04PM -0700 Sender: owner-freebsd-multimedia@FreeBSD.ORG Precedence: bulk List-ID: List-Archive: (Web Archive) List-Help: (List Instructions) List-Subscribe: List-Unsubscribe: X-Loop: FreeBSD.org --huq684BweRXVnRxX Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Fri, Aug 31, 2001 at 01:00:04PM -0700, Nick Sayer wrote: > I have been disappointed so far with just about all the DVD playback opti= ons=20 > available, but I believe I have an explanation now. >=20 > I have a relatively old DVDROM drive. The virtue of it is that it's=20 > regionless. Here's what the kernel has to say: >=20 > cd1 at ahc0 bus 0 target 5 lun 0 > cd1: Removable CD-ROM SCSI-2 device=20 > cd1: 20.000MB/s transfers (20.000MHz, offset 8) >=20 > If someone were to "rip" a movie using a particularly naughty piece of=20 > software, it turns out that xine and vlc can both play the resulting mpg = file=20 > perfectly. >=20 > If someone were to use naughty versions of xine or vlc, one would find th= at=20 > the playback skipped a lot of frames and looked basically crappy, but the= CPU=20 > is 60% idle. >=20 > These two circumstances tell me that perhaps the drive itself is the=20 > bottleneck. Does anyone know of any magic sysctls I might try on cam to s= peed=20 > things up? Do you see a performance difference between vlc directly reading a DVD and vlc reading an mpeg file on a DVD mounted as a filesystem ? --gt --huq684BweRXVnRxX Content-Type: application/pgp-signature Content-Disposition: inline -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.0.6 (FreeBSD) Comment: For info see http://www.gnupg.org iQEVAwUBO5C5pb7hO6NLB/FvAQHTAQgAmWf+eMSU0dwAMZ+VR5Zwzp+AyBu/GbM3 OaLdgPdb9Z20FIU3fZsDPUREHwti6QqvQZEjklAyUpFKzRx4Ox345KvXXvFFh9FP Gmea4TQMn6nVhiYZRa9y74O+Z4CZ8busaREoN2swiQ6Ps7imQPSJKEnhFfjFHogZ Ga7HmwVexUHnbwdBM7KPFLsDukaSzqN5BhzsCqpJQZ++ZQVEUKpaA6fguHdu40hN JdI7t3IaBb3zuSMIbhYMhB6EYl13oqPmLr2/38Nt+sUImMi323gEyIiXZeyCj+0u UzNW9deGqJGbsi/TFfXf7KeqB88rhPjaue17nX5cFqYfl0u1JWe4qw== =5wLJ -----END PGP SIGNATURE----- --huq684BweRXVnRxX-- To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-multimedia" in the body of the message