FreeLists / opendtv / [opendtv] Re: News: Nielsen Gives Fuzzy Picture of HDTV Penetration

["Mark A. Aitken" <maitken@xxxxxxxxxx>]

Looking at your numbers, it is odd to see combined video bitrates for 
program streams of the same station that (when added together) = more 
than 19.39Mb/s. What's the deal there?
Not withstanding that oddity..15Mb/s for SDTV...what a waste !

John Willkie wrote:
> Here's the video parameters for program 2 on KAKM (PBS) in Anchorage as of
> 10/20/2007 at 06:50:54 gmt:
> MPEG Video: Bitrate 12.000 Mbps Resolution 704 x 480i
> MPEG Video: Framerate 29.97 fps Aspect Ratio 4:3 Chroma Format 4:2:0
>
> Here's the video paramters for program 3 on the KAKM, as of the same date
> and time:
> MPEG Video: Bitrate 12.000 Mbps Resolution 704 x 480i
> MPEG Video: Framerate 29.97 fps Aspect Ratio 4:3 Chroma Format 4:2:0
>   
24Mb/s?
> Here's the video parameters for program 2 on KCET (PBS, LA) as of 10/26/2007
> 03:20:15 GMT
> MPEG Video: Bitrate 15.000 Mbps Resolution 704 x 480i
> MPEG Video: Framerate 29.97 fps Aspect Ratio 4:3 Chroma Format 4:2:0
>
> Same station, same time, program 3
> MPEG Video: Bitrate 15.000 Mbps Resolution 704 x 480i
> MPEG Video: Framerate 29.97 fps Aspect Ratio 4:3 Chroma Format 4:2:0
>
> Same station, same time, program 4
> MPEG Video: Bitrate 15.000 Mbps Resolution 704 x 480i
> MPEG Video: Framerate 29.97 fps Aspect Ratio 4:3 Chroma Format 4:2:0
>   
45Mb/s?

--

Regards,
Mark A. Aitken
Director, Advanced Technology

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