[mythtv-users] Video Quality

D Banerjee davatar at comcast.net
Fri Mar 12 12:00:26 EST 2004

MPEG4 cpu usage goes UP with bitrate. I used to capture 640x480 on an athlon
700. Turn down your bitrate.

> I'm really suprised that your 1GHz %thlon can capture at 640x480...my
> mythbackend process takes about 60%-%70 CPU when I bump the resolution
> 480x480 to 640x480.  I must be doing something wrong.  Are you using a
> custom kernel?  As far as I know, my kernel is not optimized for Athlon
> processors, as I am using the latest of Axel's prebuilt ones.
> - Jared
> -----Original Message-----
> From: mythtv-users-bounces at mythtv.org
> [mailto:mythtv-users-bounces at mythtv.org]On Behalf Of Alan Snyder
> Sent: Friday, March 12, 2004 9:53 AM
> To: 'Discussion about mythtv'
> Subject: RE: [mythtv-users] Video Quality
> >
> > Someone suggested I might eke out better performance if I use DDR RAM
> > instead of the SDRAM I currently have.  Of course, now I have
> I do have DDR (just 256 MB of it) in my 1 GHz system that does 640x480.


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