Re: 24-bit-per-pixel limit to Gdk RGB ?

[individual <individual mi cl>]

On Tuesday, February 18, 2003, at 05:55 PM, Roland Smith wrote:
> > Eek.... I was hoping for greater bit depth, but I'm getting more and
> > more convinced that it's pointless to try and render a 48 bpp image at
> > 48 bpp screen depth when screens are at most 24bpp deep.
>
> It's not pointless. You won't lose much quality. Consider: on a 
> 1024*768 monitor
> you can only display 786432 different colors (if every pixel has a 
> different
> color, which is quite rare, unless you've got some very psychedelic 
> images)
>
> To be able to display all the colors in an 24bpp gamut, you'll need 
> 16777216
> ((2^8)^3) pixels, which is something like 4729*3547 in traditional 4:3 
> ratio. If
> you come across a cheap display that can handle this, let me know. :-)


How enlightening. Thank you for explaining it in those terms. Really!


Paul