Re: MS standard (pnetlib)

Ill try to avaoid my cents :) next time (havnt though about 4bit color 
representation at all :( )

Aris

Robert Lascelle wrote:
> Hi,
> 
> Thanks for all your comments.
> 
> I'll look at the CSS spec. I'll look at the 4 bit RGB,
> i never heard of this before.
> Since CSS and the 4 to 8 bit conversion tells me to
> use #ff2233 from #f23, i'll make the change and "i'll
> get to bed less stupid tonight" (french expression).
> 
> Thanks everyone for your time,
> 
> Robert
> 
> --- "Peter \"Firefly\" Lund" <[email protected]> wrote:
> 
> 
>>On Thu, 4 Aug 2005, Aris Basic wrote:
>>
>>
>>>hmm to me is not really logical to make f23 =
>>
>>ff2233 at the most 0f0203
>>
>>>but even that is stretching
>>>more likely f23 = f2 30 00 or 00 0f 23 :)
>>
>>It makes perfect sense.  "#f23" specifies an
>>RGB-triplet with 4 bits per 
>>channel and "#ff2233" specifies it with 8 bits per
>>channel.
>>
>>When converting from 4 bits per channel to 8 bits
>>per channel one 
>>multiplies each channel value not by 16 but by 17 in
>>order to cover the 
>>whole range properly (so F maps to FF instead of to
>>F0).
>>
>>-Peter
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> 
> 
> 
> 
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