[opendtv] Re: Why Europe should choose 720P for HDTV
- From: Mark Aitken <maitken@xxxxxxxxxx>
- To: opendtv@xxxxxxxxxxxxx
- Date: Wed, 15 Dec 2004 17:13:30 -0500
I am not sure that one could get reasonable quality HD MPEG video for
1080p 4:4:4 inside an ATSC OTA (with trellis coding) bitstream (~18Mb/s
video). Not sure of any MPEG coding system that could do that...comments
anyone?
Tom Barry wrote:
>As that's two posts correcting me now I guess I better clarify my
>sloppiness. The "it" that I was claiming we couldn't currently see was
>the full glory of 4:4:4 1080p and not referring to seeing the difference
>between the lower resolutions bandied about.
>
>- Tom
>
>John Shutt wrote:
>
>
>
>>3 out of 4 programs on PBS's HD schedule are actually widescreen SD
>>upconverted to 1080i. The difference is very noticeable.
>>
>>John Shutt
>>
>>----- Original Message -----
>>From: "Doug McDonald" <mcdonald@xxxxxxxxxxxx>
>>
>>
>>
>>>>Just because we couldn't see it on almost all current displays (1080i or
>>>> 720p fixed) doesn't mean we shouldn't do it.
>>>>
>>>>
>>>>
>>>That last is false ... it CAN be easily seen, and noticed,
>>>as it is actually AVAILABLE TODAY, almost every day. It
>>>is visible on Fox OTA TV. It is clearly inferior to true HD 720p.
>>>
>>>
>>
>>
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>
>
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--
Regards,
Mark A. Aitken Director, Advanced Technology
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