[mythtv-users] Like an old movie!

Isaac Richards ijr at po.cwru.edu
Fri Feb 14 20:12:56 UTC 2003


On Friday 14 February 2003 03:01 pm, JC wrote:
> If so, do you find that the resolution does anything at all?  I go to setup
> / recording / live tv and set the res. to 640x480 or 160x160 then escape
> out and go to live tv, and it looks *exactly* the same.  However, if I
> change the quality slider from 70 to 10 it's immediately obvious that
> there's been a huge change.  However, changing from 70 to 100 isn't
> noticeable.
>
> My decimation is 2,2 and audio is 32k.  What's yours?  Maybe that's the
> difference?

Decimation directly controls the resolution when using the hardware mjpeg 
stuff.  So, with 2x2, you're really recording at 352x240, regardless of what 
the resolution is set to.

> If I set it to 1,2 or 2,1 or 1,1 then I can't even view a picture at all
> (regardless of quality) (and it usually seg faults).

Your box wouldn't be fast enough to decode in software at that resolution.

Isaac


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