Re: [AD] Color convertors

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To: conductors@xxxxxxxxxx
Subject: Re: [AD] Color convertors
From: Laurence Withers <lwithers@xxxxxxxxxx>
Date: Fri, 24 Aug 2001 20:40:20 +0100

In reply to Bob <ohannessian@xxxxxxxxxx>:
>> assuming c is right aligned unsigned
>> 6bits to 8bit is:
>> 
>> c = (c<<2) | (c>>4)
>> 
>> 5bits to 8bit is:
>> 
>> c = (c<<3) | (c>>2)
>> 
>> these properly scale the value
>
>And that tripples the work done.

What about a lookup table?

Bye for now,
-- 
Laurence Withers, lwithers@xxxxxxxxxx
                http://www.lwithers.demon.co.uk/

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