Re: [Yafray-devel] Re: Re: Producing HDR images with yafray

[Emmanuel Mogenet]

GSR - FR wrote:

> Hi,
> address@hidden (2005-05-19 at 1131.02 -0700):
>  
>
> > However, his site is mostly about evangelizing the compositing
> > community about the benefits of image processing in linear space
> > (which is a very good thing, btw).
> >    
>
> In linear float, not just linear. The page
> http://mysite.verizon.net/spitzak/conversion/multiply.html is like
>  

Nope, you're not getting my point.
In Bill's image, the source element is eight bit.

The fact that the linearization and brightness math is in
float does not buy you back the lost dynamic in the blacks
of the original image.