[mythtv] [PATCH] QuickDNR

Isaac Richards ijr at po.cwru.edu
Fri Oct 17 04:18:34 EDT 2003


On Thursday 16 October 2003 07:39 pm, D Banerjee wrote:
> New: MMX/iSSE optimized, get ready for this:
>  -20% cpu usage!, ok well maybe not all the time :) Since rtjpeg cpu usage
> is variable I used a static test screen, and I was getting an average
> of -20% on mythbackend recording at 480x480 rtjpeg 170 on an athlon classic
> 800 (total cpu usage floating around 52%). In general however cpu usage
> seems to float from -20% to +10%. There are still a few things that can be
> tweaked (prefetch and non-temporal movq), I am interested in hearing what
> other people are getting on other cpu's.

Looks better, I'll get this committed soon.

Isaac


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