[poppler] Possible rendering bug

[Albert Astals Cid]

A Dijous, 12 d'agost de 2010, Max Nicosia va escriure:
> Hello Albert,

Hi

Please never mail me only again, always mail the mainling list.

> 
> The poppler version is 0.14.0

You are two versions behind.

> 
> Well I put it as a rendering bug, because I can trace it back to when
> poppler reads the file and sets the text buffers that passes to evince.

Then we don't have a common definition of rendering. Rendering to me is "what 
gets shown on screen".

> I am not completely sure if it is a rendering bug or not, it's just that
> the text that is passed to evince is already in that order, so when
> iterating through it from evince, the text is not in the right order. This
> only happens in some pdf files, so I guess there is something that
> confuses the parser. (Just my idea)

The text extractor was modified recently, can you go back to say 0.12.0 and 
see if you have the same problem?

> 
> Let me know if you need more info.


Albert

> 
> Cheers
> Max
> 
> On 11 August 2010 20:37, Albert Astals Cid <aacid at kde.org> wrote:
> > A Dilluns, 2 d'agost de 2010, Max Nicosia va escriure:
> > > Hello there,
> > > 
> > > I am not sure if this is a poppler problem or an Evince problem.
> > > 
> > > I am currently working towards improving the accessibility on Evince
> > > and came across a pdf whose navigation is wrong. When selecting the
> > > text or moving the cursor (in Evince), on the second page the
> > > highlighting
> > 
> > sequence
> > 
> > > goes upper left, upper right, lower right and then upper left, when it
> > > should be right then left column.
> > 
> > Your subject says rendering but then you say that text selection is
> > strange,
> > can you please clarify what are you talking about?
> > 
> > Also can you please specify wich poppler version are you using?
> > 
> > Albert
> > 
> > > This does not happen with acroread.
> > > 
> > > The pdf that I am talking about is:
> > > 
> > > www.cs.st-andrews.ac.uk/~mirco/papers/wosn10.pdf<http://www.cs.st-andre
> > > ws.ac.uk/%7Emirco/papers/wosn10.pdf>
> > 
> > <http://www.cs.st-andrews.a
> > 
> > > c.uk/%7Emirco/papers/wosn10.pdf>
> > > 
> > > If anyone could give me some feedback, it would be great help as fixing
> > > this would mean that Evince can use Orca for pretty much all pdfs out
> > > there.
> > > 
> > > Cheers
> > > Max
> > 
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