[mythtv-users] Zotac ZBox HD-ID11-U (ION 2?)ships

[David Asher]

On Sep 2, 2010, at 11:04 AM, Brian J. Murrell wrote:

> On Thu, 2010-09-02 at 10:39 -0400, Brian J. Murrell wrote: 
>> MPEG DECODING (1920x1080): 59 frames/s
>> MPEG DECODING (1280x720): 134 frames/s
>> H264 DECODING (1920x1080): 52 frames/s
>> H264 DECODING (1280x720): 105 frames/s
>> VC1 DECODING (1440x1080): 67 frames/s
> 
> Perhaps I am/was mis-interpreting these results.  I had assumed that for
> NTSC, 60 "frames"/s were needed for decoding but perhaps a frame in this
> context is indeed two fields as it is much elsewhere.  In this case of
> course, only 30 frames/s is required for decoding.  If so, then all I
> can say is "sweet".  :-)
> 
>> MIXER WEAVE (1920x1080): 196 frames/s
>> MIXER BOB (1920x1080): 277 fields/s
>> MIXER TEMPORAL (1920x1080): 63 fields/s
>> MIXER TEMPORAL + IVTC (1920x1080): 42 fields/s
> 
> So this one is out for NTSC.  But as was mentioned before, why would I
> use IVTC (which should be enough to de-interlace back into the original
> "progressive" content that something started out as) with another
> de-interlacer, be it MIXER TEMPORAL, or (per below) MIXER
> TEMPORAL_SPATIAL?
> 
>> MIXER TEMPORAL + SKIP_CHROMA (1920x1080): 90 fields/s
>> MIXER TEMPORAL_SPATIAL (1920x1080): 20 fields/s
> 
> Abd this one is out too.
> 
>> MIXER TEMPORAL_SPATIAL + IVTC (1920x1080): 15 fields/s
> 
> Ditto above re: IVTC.
> 
>> MIXER TEMPORAL_SPATIAL + SKIP_CHROMA (1920x1080): 23 fields/s
> 
> Also out.
> 
>> MIXER TEMPORAL_SPATIAL (720x576 video to 1920x1080 display): 78 fields/s
> 
> But this one is usable.
> 
> It would be nice/interesting to know how the above de-interlacer names
> correspond to Myth's nomenclature.

I don't know what WEAVE is, but Advanced 2X (I believe this is TEMPORAL_SPATIAL) is more than the Revo 1600 can handle, while Temporal 2X (TEMPORAL) usually works -- I've had some anomalies, so I use Bob without any issues.  I don't know what Advanced 1X and Temporal 1X map to.

David.