[HDR-photo] Re: Measuring *really* small values.

[Dan Reetz]

Sorry to reply to my own message.

If I open the file in Photomatix Basic, and open the Histogram, is the
value under Absolute (2.90E-04) the actual pixel value?

Thanks,
Dan Reetz

On 6/1/07, Dan Reetz <danreetz at gmail.com> wrote:
> Hi all,
>
> I have a Radiance encoded HDR file, and I want to know the values of
> the pixels within. The problem is that they seem to exceed the
> 3-decimal place accuracy of the tools that I usually use. (Meaning, if
> I use the Info tool in Photoshop or HDRview, they show up as all
> zeros).
>
> Can anyone suggest a tool that can accurately read back the values in
> the center rectangle of this image?
>
> http://danreetz.com/for_HDR-photo/4cdm.hdr (170kb)
>
> Thanks,
> Dan Reetz
>