[MPlayer-users] Rescuing a scratched DVD

[Dominik 'Rathann' Mierzejewski]

On Monday, 08 December 2003 at 04:28, D Richard Felker III wrote:
> [Automatic answer: RTFM (read DOCS, FAQ), also read DOCS/bugreports.html]
> On Sun, Dec 07, 2003 at 04:27:52PM +0100, Magnus Damm wrote:
> > [Automatic answer: RTFM (read DOCS, FAQ), also read DOCS/bugreports.html]
> > I think this is related:
> > 
> > I usually rent DVD:s and use mplayer to watch them on my media box.
> > This is a ok solution as long as the DVD is without scratches/finger-
> > prints. Sometimes (1 out of 10 maybe) the DVD is scratchy/dirty and
> > my DVD drive together with Linux and mplayer will totally slow down,
> > I guess trying to read the problematic area of the disc. 
> > 
> > I have found out that my Linux kernel likes to disable DMA when a
> > read error occurs and I have to manually use hdparm to re-enable 
> > it again. And this can only be done after all IO has completed,
> 
> No, use the -k1 option when you run hdparm the first time and it will
> keep settings across device reset (error).

-K1, too (works for some drives), but it won't keep the settings over
hard reset, only soft one.

-- 
MPlayer RPMs maintainer: http://www.piorunek.pl/~dominik/linux/pkgs/mplayer/
"The Universe doesn't give you any points for doing things that are easy."
        -- Sheridan to Garibaldi in Babylon 5:"The Geometry of Shadows"