Re: Color vs 16-bit

--- In [email protected], "Steve" <kunkel321@...> wrote:
>
> --- In [email protected], "snaredrumn96" <snaredrumn96@> wrote:
> >
> > This is a realitively easy question for someone.  What is the
> > difference between Color and 16-bit?  When I open them up in Icon Mgr,
> > I still have the same number of colors available to me no matter which
> > type of icon.  I have a m515 if it matters.
> >
> I *think* devices or applications that use "16-bit" can display up to
> 65,000 different colors. 8-bit is like 265 colors and 4 bit is just
> shades of gray.  THeres also 2- and 1-bit, with 1 being black and
> white. So "16-bit" is a "level" of color.  It might also depend on the
> context inwhich you've seen the terms.. Probably the tap'n'hold popup
> when you hold down an icon and optionaly convert it to different
> bit-depths..  My guess would be 
> High (rez) 16
> High 8
> High 4
> High 1
> Low 16
> low 8
> Low 4
> Low 1
> Why no 2-bit option Chris?  (not that anyone would use it anyway :o)
> Of course the palmOS color picker doesn't have room for 65k. 
> Truthfully, my eyes can't even tell the dif b/t 8 and 16 anyway unless
> I'm looking at a digital photo... :o) -steveK
>

Your math is correct - 2^16 = 65536, 2^8 = 256 and 2^4 = 16 which is
typically only enough for gray scale.  My Palm M130 shows me a palette
of 256 choices but I can only distinguish about 32 different colors.








 
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