Subject: Re: Mplayer and codecs.conf
To: Julio Merino <>
From: IWAMOTO Toshihiro <>
List: tech-pkg
Date: 10/01/2002 20:46:25
At Tue, 1 Oct 2002 13:32:00 +0200,
Julio Merino wrote:
> On Tue, 1 Oct 2002 13:18:14 +0200
> Urban Boquist <> wrote:
> > I had another problem recently though. I tried to run mplayer on a
> > different system than it was compiled on, and then I couldn't get it
> > to work until I rebuilt it on the machine I was running it on. I don't
> > remember the exact details, but it seemed to be a problem with the
> > detected cpu capabilities (MMX etc.). Somehow it checked for them
> > during build time and then failed if they weren't present during
> > runtime.
> Well, mplayer developers recommend not to distribute binary packages,
> as they rely on actual cpu features. It is normal that it does not work
> in other machines.

mplayer can be configured to do runtime CPU feature detection.
But doing this will decrease performance and mplayer people don't
recommend this, IIRC.

I'm not sure if enabling runtime CPU detection in pkgsrc is a good

IWAMOTO Toshihiro