[opendtv] Re: Finally anamorphically compressed 480i

  • From: Craig Birkmaier <craig@xxxxxxxxx>
  • To: opendtv@xxxxxxxxxxxxx
  • Date: Wed, 26 Jan 2011 12:34:34 -0500

At 9:08 AM -0500 1/26/11, John Shutt wrote:
----- Original Message ----- From: "Craig Birkmaier" <craig@xxxxxxxxx>

Have you ever seen a standards convertor that does this?

Even consumer TVs have chips that deinterlace when scaling...


Because they are scaling to their native display format, which is progressive.

Really?

I seem to recall that there were a bunch of 1080i displays sold earlier in the transition. And there were the relatively short lived interlaced plasma displays using illumination of alternating surfaces...

But you are correct - progressive display was the first area where interlace disappeared from professional broadcast gear. Can't say the same about the rest of the station infrastructure.

And for the record I am not aware of professional products that simply scaled fields as Bert suggested. Something to do with the spatio/temporal mixing of information in the fields...

Regards
Craig


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