Date: Tue, 11 Feb 2003 13:13:17 -0800 From: Wesley Peters <wes@softweyr.com> To: Stijn Hoop <stijn@win.tue.nl>, "Thomas E. Zander" <riggs@rrr.de> Cc: Alexandr Kovalenko <never@nevermind.kiev.ua>, Oliver Braun <obraun@freebsd.org>, ports-committers@freebsd.org, cvs-ports@freebsd.org, cvs-all@freebsd.org Subject: Re: cvs commit: ports/multimedia/mplayer Makefile distinfo pkg-plist ports/multimedia/mplayer/files patch-ad Message-ID: <200302111313.17510.wes@softweyr.com> In-Reply-To: <20030211095745.GA17571@pcwin002.win.tue.nl> References: <200302101928.h1AJS6Gs088748@repoman.freebsd.org> <20030211013436.GB576@trillian.mugiri.au> <20030211095745.GA17571@pcwin002.win.tue.nl>
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On Tuesday 11 February 2003 01:57, Stijn Hoop wrote:
> On Tue, Feb 11, 2003 at 09:34:36AM +0800, Thomas E. Zander wrote:
> > Am Mon, dem 10. Feb 2003, um 22:01 +0200 Uhr schrubte Alexandr
Kovalenko:
> > > We should also note that if you are planning to play QT movies, you
> > > should add CPU_ENABLE_SSE to your kernel so that mplayer will not
> > > crash attempting to play it (looks like either mplayer or QT win32
> > > libs can't detect if SSE is enabled).
> >
> > No, that is not a qt-specific problem.
> > Mplayer checks which cpu it is running on and assumes (as I would do if
> > I were a program :-) ) that it can use SSE if it is a SSE-capable CPU.
>
> I think this is a bad assumption. There should be a mechanism for mplayer
> to detect whether it can use SSE instructions without 'guessing' by
> checking the CPU type. As another poster asked, how do I know I can
> use the option? It's not exactly common knowledge that the kernel option
> might be needed.
Sounds like time for a read-only compile-time sysctl.
--
"Where am I, and what am I doing in this handbasket?"
Wes Peters Softweyr LLC
wes@softweyr.com http://softweyr.com/
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