[mythtv-users] "prebuffering pause" and XvMC

[Kevin N. Carpenter]

I get them like crazy when I use ALSA.  Fell back to OSS and at least 
that part is no longer complaining.

Kevin C.

Stuart Felenstein wrote:

> I'm also noticing alot of prebuffering pauses.  Though I am running 
> 24bpp mode and haven't changed it before my last recompile of Myth.  
> Could be a seperate issue.
> Nothing seems to be particulary effected though.
>  
> Stuart
>
> */Andrew Dodd <atd7 at cornell.edu>/* wrote:
>
>
>     Just an FYI for some of you:
>
>     2-3 days ago I tried recompiling Myth with XvMC support. Oddly, it
>     actually
>     made things SLOWER for me. I got frequent "prebuffering pause"
>     messages, and
>     the video would be choppy, especially if the OSD were up. So I
>     recompiled again
>     without XvMC. I noticed in various archives that a lot of people had
>     encountered similar "prebuffering pause" problems when using XvMC
>     and had
>     ditched it.
>
>     I noticed today that at some point in the past few months, my
>     default colordepth
>     had been reset from 24bpp to 16bpp. (Most of the X config programs
>     seem to
>     prefer 16...)
>
>     Well, I changed my default depth back to good 'ole 24bpp, and
>     tried recompiling
>     MythTV again with XvMC support back in.
>
>     Guess what? It works BEAUTIFULLY now.
>
>     Might be a good FAQ entry - Make sure you're in 24bpp mode,
>     otherwise XvMC won't!
>     work. (At least on a GeForce 4 Ti-series).
>
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