[poppler] Towards support for linearized PDFs

[Albert Astals Cid]

A Dimarts, 6 d'abril de 2010, Hib Eris va escriure:
> Hi all,
> 
> I have updated the patches taking Albert's comments into account.
> 
> On Mon, Apr 5, 2010 at 11:50 PM, Albert Astals Cid <aacid at kde.org> wrote:
> > Some comments:
> >  * You don't initialize pageMode nor pageLayout to their null enum
> > values. * I'd like the new enum values to be added to the end to be more
> > saf in case anyone was using the int values to save them somewhere
> >  * You should be freeing catDict
> > 
> >> The last patch in this series is almost certainly incorrect, but I
> >> would like some input on it. It is dealing with form widgets.
> >> Question: can this postWidgetsLoad() be done on a per page basis, or
> >> is it something global to the whole document?
> > 
> > Probably it could be done per page, if you give a patch i can test all
> > docs in my regression suite to see if we get the same behaviour with
> > your patches or not.
> 
> Okay, for now I have left this last patch out of the new patch set. I
> will study the details of annotations and formfields some more to come
> up with a better patch.
> 
> > Also, can you please enlight us what does this give us towards getting
> > linearized support?
> 
> The goal of linearized support is to be able to render any page in a
> document without downloading any unrelated/unnecessary objects.  To
> prevent downloading unnecessary objects, the Catalog should only
> initialize what is absolutely needed and defer initializing anything
> else to a when it is needed.
> 
> Linearized support while still initializing objects from all over the
> document is just not very useful, so I thought it would be wise to
> first do these things.

Pushed.

Albert

> 
> Hib