[MPlayer-users] Newbie question disabling run time

Attila Kinali kinali at gmx.net
Mon Aug 25 17:03:58 CEST 2003

On Mon, 25 Aug 2003 22:48:44 +1000
Raena Lea-Shannon <raen7 at ihug.com.au> wrote:

> [Automatic answer: RTFM (read DOCS, FAQ), also read DOCS/bugreports.html]
> I am wondering what to do about this message:
> Compiled with Runtime CPU Detection - WARNING - this is not optimal!
> To get best performance, recompile MPlayer with --disable-runtime-cpudetection
> I have checked DOCS and Mail Search Archives.
> I installed MPlayer 0.90rc5-3.3 with rpm compiled for SuSE 8.2.  I am running 
> an Athlon XP2200.
> 1.	Is it worth disabling runtime as advised  and if so

Depends, for optimal performance, yes. Depends whether you need the
additional 1-5% of more power.

> 2.	How is this done? (I am only used to recompliling when I have installed 
> from tarball.) I have looked in man rpm and carried out some queries.

The rpms are always compiled with it because it isnt known on which
cpu the binary is run.

> Is there a -disable-runtime-cpudetection option for

No, it's the other way round, you have to enable runtime cpu detection explicitly.

			Attila Kinali
Chu beyond the blackest chu, Deeper then the deepest pika, King of pikachu who 
shines like gold on the sea of electric. I call upon thee, swear myself to thee,
Let the fools who stand before me be destroyed by the power you and I possess...
PIKASLAVE!!!               -- http://bash.org/?23393

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