[cairo] 16-bit, HDR and colour

[Soeren Sandmann]

Kai-Uwe Behrmann <ku.b at gmx.de> writes:

> Am 03.10.07, 20:22 +0200 schrieb Soeren Sandmann:
> > Note that this code is not really specific to the 10.10.10.x formats -
> > it works pretty like the existing general compositing code, except
> > that it uses an intermediate 16.16.16.16 format instead of 8.8.8.8, so
> > that general 16 bits-per-channel formats would be easy to add.
> 
> Is this the 16-bit IEEE float called sometimes Half used by graphic
> cards?

No, only 16 bit integer. 

> How can the "wide-composite" libpixman branch be read?

     git clone git://git.freedesktop.org/git/pixman
     git checkout origin/wide-composite

is one way. 


Soren