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Posted by chris66 on 08/15/06 12:31
thanks for the info both of you, that clears things up for me
Cheers
Gunther Gloop wrote:
> chris66@hotmail.com wrote:
> > One thing that does confuse me, how can they bring out old films like
> > 'Enter The Dragon' in HD ? it was not filmed in HD so where does the
> > better picture come from?
> >
>
> Transferring anything from an analogue to digital format involves losing
> some information [*].
> 'Traditional' photographs (to keep it simple) are not made up of
> dots/pixels -digital ones are.
>
> To transfer a traditional photo to digital, it needs to have enough pixels
> that it doesn't _look_ like it's missing details, but if you zoom into most
> perfectly-acceptable-looking jpegs you will see how badly they actually do
> for 'storing' accurate detail.
>
> "HD" just means there are more dots allowable in the transfer for each &
> every image.
> eg. In a freeze on a scene from Enter the Dragon, Bruce Lee's nose in the
> original celluoid is "a nose" (not sure how to describe how it's stored, but
> you get the idea -it's part of "a smooth image").
> On dvd, the same nose might be made up of 300 dots -ie. you zoom in and you
> will clearly see the dots.
> On HD, it could be made of 3000 dots -making it a much
> smoother/more-accurate approximation of the original 35mm film.
>
> -Kevin.
>
>
> [*] Well -more or less
>
> --
> Email replies to: news1@SPAMBEGONEkevinforde.com
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