Digital BW, The Print

The time lag is caused by the read out to the storage device. There is a 
lot of information comeing off the sensor and only a few spickets for it 
to come through. It's somewhat like pumping a fire hose into a soda 
straw and tiff files are big - it's a big bottle neck.

Truman

Austin Franklin wrote:

>
> > > There is a HUGE processing saving (and that means in time as well)
> > > because no interpolation is necessary..
> >
> > It isn't that big a deal...in fact, it is easily done in hardware, 
> and the
> > cost is very minimal.  I've developed some hardware interpolation
> > filters...
> >
> > Austin
> >
> > Please forgive my ignorance, but I was under the impression that
> > if the chip were able to capture all three elements (RGB etc),
> > without interpolation and guestimating the correct color
> > information, it would save a tremendous amount of time. what do
> > you mean by it isn't that big a deal? I wait 40 seconds for a
> > tiff file to be created
>
> Hi George,
>
> I highly doubt that is due to interpolation.
>
> > ( although i will soon be trying raw),
> > and emptying out a buffer during a portrait session can seem like eons.
> > I thought that the Foveon would eliminate all the algorithyms
> > etc. that take so long to create and write a file.
>
> You can certainly test this by simply creating a raw image file...  I can
> see if you are doing compression, that might slow things up...but
> interpolation should be being done in hardware, and therefore take up
> literally no additional time.  But again, I don't know what different
> manufacturers do, so I really can't say.
>
> Regards,
>
> Austin
>
>
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