[mythtv-users] Core 2 Duo iMac, terrible performance as front end

Matt Emmott memmott at gmail.com
Fri Jan 30 20:27:17 UTC 2009


On Fri, Jan 30, 2009 at 1:58 PM, Todd Ignasiak <todd.ignasiak at gmail.com>wrote:

>
> I don't think it is related to the video chipset.  Regardless of the
> video chip, Mac OS X is not benefitting much from any sort of
> acceleration/offload (as opposed to XvMC or VDPAU on Linux or DxVA on
> Windows).  In Mac OS X, it's just doing software decoding.
>
> I have tested HD video on my parents' 2.4GHz 24" iMac with ATI, and it
> worked fine.   My primary frontend is a CoreDuo 1.66GHz Mac Mini with
> Intel Integrated graphics, and it works fine with 1080i HD.
>
> I would first double check the video decoder settings.  The default
> settings are decent Linux options, but not good Mac options.    On my
> mini, I have one entry for all resolutions,
> Decoder: Standard
> Video Renderer: quartz-blit
> OSD Renderer: softblend
> _______________________________________________
>

This is some good info, I'll try it when I get home and report back. Thanks!
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