Since 256^3 = 16,777,216 and you need at least one pixel to
represent each possible color, you need at least that many
pixels, which results in quite a large image. 4096 x 4096
would do it quite nicely.
Tiff format, even compressed, would be quite large. JPG
compression woudl destroy the subtle color detail and
would be worthless.
As others have pointed out, there's a better solution.
Brian
--
http://www.skywise711.com
- Lasers, Seismology, Astronomy, Skepticism
Seismic FAQ: http://www.skywise711.com/SeismicFAQ/SeismicFAQ.html
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