Re: [Openexr-devel] Adding/updating attribute to existing OpenEXR file

[Nicholas Yue]

Ken McGaugh wrote:
> The exrstdattr tool that comes with openexr does a similar thing, so 
> you could look at how it is done there.  In short it does the following:
>
>    InputFile in (inFileName);
>    Header header = in.header();
>    // insert additional attributes to header here
>    OutputFile out (outFileName, header);
>    out.copyPixels(in);
>
> --Ken
From the help message of exrstdattr

       'the program cannot edit an image file "in place" '

I am trying to avoid another copy as I am writing a small app to update 
comments and other production specific attributes on lots of rendered 
sequences.

I'll hunt around further.

Thanks Ken.

Regards