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From: Lars Magne Ingebrigtsen <larsi@ifi.uio.no>
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Subject: Re: Unintended base64 encoding
Date: 09 Jul 1999 22:00:43 +0200
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amu@MIT.EDU (Aaron M. Ucko) writes:

> > Seems nice.  I've now written the function, but what is the switchover
> > point between qp and base64?  Math genius wanted!
> 
> *raises hand* Ooh, ooh, call on me!

:-)

> QP adds an overhead of roughly 2 characters per non-ASCII character.
> ("Roughly" because the line-wrapping stuff makes that number slightly
> off.)  On the other hand, base64 always adds an overhead of 1/3
> character per character.  The breakeven point occurs when these
> overheads are equal; i.e., when about 1/6 of the characters are non-ASCII.

Okidoke; I've now made 0.1666 the limit.

-- 
(domestic pets only, the antidote for overdose, milk.)
   larsi@gnus.org * Lars Magne Ingebrigtsen