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Posted by Richard Crowley on 07/04/07 01:11
"Lon Obers" wrote ...
> As a photographer I am not used to film / movie, but in basic image
> compression used in film or pictures are in accordance with each other. As
> for film, an extra difficulty to overcome with fast followed changes in
> scene.
>
> In several years interpolation techniques has developed at a high level.
> That's why you can find so many "standards" and codecs. Every new method
> and approach is to be used in advantage of the user.
.......
Right. But don't forget that the codec parameters for video DVDs was
frozen over 10 years ago and can't be "improved" because of the massive
installed base of players. Whole new formats (HD, Blu-Ray, etc.) are
required to advance beyond the standards set for DVD-Video back in
the mid-1990s.
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