[Beowulf] HDTV video file sizes

[Scott Atchley]

On May 29, 2007, at 12:28 PM, Robert G. Brown wrote:

> On Tue, 29 May 2007, laytonjb at charter.net wrote:
>
>> Good morning,
>>
>> I was doing some thinking over the weekend (while cooking ribs on  
>> the grill :)  ).
>> Does anyone know who much data 1 hr. of HDTV produces? Let's try  
>> 720 for
>> now and perhaps 1080. I'm looking for the file size if you store  
>> the whole thing
>> in a single file.
>
> Well, I didn't have any idea ten seconds ago, but now I know that one
> hour should be roughly 3 GB.  (So a movie should be 5-6 GB.)

ATSC allows rates up to 20 Mb/s, so 1 hour would roughly by 9 GB  
(base 10).

Raw data from a mini-DV camera uses 25 Mb/s, but it is not compressed.

Scott