[CREATE] Status of ORA animation draft

[Boudewijn Rempt]

On Sunday 25 March 2012 Mar, Manuel Quiñones wrote:
> El día 25 de marzo de 2012 13:01, Andrew Chadwick
> <a.t.chadwick at gmail.com> escribió:
> > On 25/03/12 16:22, Manuel Quiñones wrote:
> >> Now I see some movement in the list regarding the ORA spec.  I wonder
> >> if anyone is working on the animation draft for inclusion:
> >>
> >> http://www.freedesktop.org/wiki/Specifications/OpenRaster/Draft/Animation
> >>
> >> What I need is a bit different of what's described there. [...]
> >
> > I think anything marked as Proposal was probably intended as fair game.
> > Most are still quite vague without any of the technical detail needed to
> > be a formal part of the spec. If you want to work on it, go ahead!
> >
> > Personally I don't really think of OpenRaster as an animation format,
> > but if it can be made to work as one in a way that's compatible with
> > static image editors (ideally in a way that doesn't break when edited by
> > a static image editor (good luck[1]!)), why not?  I think in order to
> > keep the formal, baseline part of the spec nice and light, animation
> > would have to be an extension - though possibly a very standard
> > extension if it's well specified, would work with more than one app, and
> > seems sound to a consensus of animators.
> 
> OK I will work on a proposal spec as an extension then.
> 
> > [1] The spec seems to omit any mention of programs preserving files,
> > elements and attributes they don't understand to avoid screwing up other
> > apps. I have this vague recollection it was discussed once though; and
> > core MyPaint, er, doesn't do that. I'm not entirely sure what the
> > mechanism would be; suggestions welcome.
> 
> Yes I have seen the same non preservation issue in the making of my
> film.  I added custom tags in the ORA in my MyPaint branch.  Once the
> animator started workng on it, I was saying "don't open it again in
> MyPaint or in GIMP (using the ORA plugin) or it will mess your file!

Krita doesn't support non-standard stuff either -- there's the mypaint strokemap which will be lost when you roundtrip between krita and mypaint. But I don't think that that's what openraster was meant for -- it's a lowest common denominator file format that artists can use who need more than one application for their artwork.

-- 
Boudewijn Rempt
http://www.valdyas.org, http://www.krita.org, http://www.boudewijnrempt.nl