Re: [Openexr-devel] Null data window

[Ken McGaugh]

Ciaran Wills wrote:
> On Wed, 2005-03-02 at 17:15, Florian Kainz wrote:
>
> > Any window with min > max is empty.
> > Caveat: the IlmImf library won't let you
> > save files with an empty data window.
>
>
> Yeah - that's what caught me out.  How can I save an 'empty' exr file
> using the library?

In our code I catch that as a special case and then create
an exr with a single black/transparent pixel in the dataWindow
(0 0) - (0 0).

--Ken