On Thu, 30 Oct 2003, Thomas Winischhofer wrote:
> Mark Vojkovich wrote:
> > 32 and 24 bpp have the same color resolution (only 24 bits).
> > If what you are seeing is banding, it's probably a driver issue.
> > Laptop panels typically only have 18 bits of color resolution
> > and this becomes visible if the graphics hardware isn't dithering
> > from 24 => 18 bits. At least in the case of the "nv" driver for
> > NVIDIA chips, there is an Option "FPDither" to turn that on. I
> > don't know if other drivers support such options.
>
> Speaking of the "option": I mean it's ok that such an option exists (for
> what reason ever), but is there any good reason for not enabling
> dithering by default if the panel is detected as being of 18bit type and
> the colordepth is 24?
>
Detect it how? There's nothing in the EDID that I'm aware of.
Mark.
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