[HDR-photo] Real-World example (Was: Alignment)

[Jeremy Pronk]

On Fri, 16 Feb 2007 15:41:56 +0100
  "Bernhard Vogl" <bvogl at gmx.at> wrote:

>> Regarding RAW>jpeg we all know there is a response curve 
>> involved but there is a little discussed response curve 
>>that takes place 
>> >from real world>pixel value. Doesn't HDR have to 
>>unravel that also?
> 
> I'm not sure what you mean.
> In the first place i expected that camera curve 
>calibration won't touch the "medium brightness" but in 
>fact it does. Maybe Geraldine listens and can explain 
>some basics about response curve calibration?

You may wish to take a look at the Siggraph 2005 poster 
which covers linear ccd respone and raw>hdr.
http://www.hdrsoft.com/resources/hdri_from_raws_poster_abstract.pdf
http://www.hdrsoft.com/resources/HDRIfromRAWs_posterA4.pdf

Regards,
Jeremy
--
vfx
animal logic