Ummm..

        Format nf(4096, 1080);
        info_.format(nf);

?

Steve

-----Original Message-----
From: nuke-dev-boun...@support.thefoundry.co.uk 
[mailto:nuke-dev-boun...@support.thefoundry.co.uk] On Behalf Of Bruno Nicoletti
Sent: Thursday, April 19, 2012 9:19 AM
To: Nuke plug-in development discussion
Cc: vic...@motivacg.com
Subject: Re: [Nuke-dev] Change output clip size (ofx)

The region of definition action should do it for you. It will change the 
equivalent of the 'bbox' in Nuke. There is currently no way to change the 
'format'.

http://openfx.sourceforge.net/Documentation/1.2/ofxProgrammingReference.html#kOfxImageEffectActionGetRegionOfDefinition

b

On 19 Apr 2012, at 14:06, Steven Booth wrote:

> I confess, I'm not familiar with 'OFX' format, but if you need to output a 
> double-wide image, I would start by setting the format.width in _validate, 
> and then simply provide the extra pixels in each engine call.
>  
> Steve
>  
> From: nuke-dev-boun...@support.thefoundry.co.uk 
> [mailto:nuke-dev-boun...@support.thefoundry.co.uk] On Behalf Of Víctor 
> M. Feliz (MOTIVA)
> Sent: Thursday, April 19, 2012 2:56 AM
> To: nuke-dev
> Subject: [Nuke-dev] Change output clip size (ofx)
>  
> It should be a trivial question but I didn't get the solution.
> 
> I've been developing effect plugins in OFX format for a while I'm getting the 
> image bounds correctly for the output and so, all works fine... but what if I 
> need to create a double width output instead the same size of the input?
> 
> I've been looking on the html document, in the examples and so but without 
> luck.
> 
> Best regards, Víctor.
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