[mythtv-users] Poor playback performance on Mac mini

Jean-Yves Avenard jyavenard at gmail.com
Wed Mar 14 10:27:30 UTC 2012


On 14 March 2012 20:09, Yeechang Lee <ylee at pobox.com> wrote:
> No; playback is set to use the Standard decoder and quartz-blit
> renderer, my usual settings. On my 2008 Core 2 Duo MacBook Pro,

that may well be the case, but my builds were cocoa only, and quartz
doesn't exist in cocoa (Carbon isn't available on 64 bits platform)

So pretty much, even if you configured to use Quartz, if you used my
build, it wouldn't be used

> Standard/quartz-blit on 0.24 gives me fine playback with both MPEG2
> (40-50% usage on Activity Monitor) and 1280x720 MPEG4
> (70-80%). VDA/OpenGL's never worked right for me, either giving me a
> black screen (as they do now) or poor-quality playback with higher CPU
> usage (as in the past), but again I haven't changed my Mac settings in
> a long time.

time to test 0.25 maybe ? :)

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