WebAIM - Web Accessibility In Mind

E-mail List Archives

Re: Who benefits of PDF tags aside from screenreaderusers?

for

From: Olaf Drümmer
Date: Sep 5, 2013 11:35AM

Just as an example - download the free VIP PDF Reader:
http://www.szb.ch/en/press/press-releases/the-first-pdf-reader-for-visually-impaired-people.html
load a tagged PDF, and begin to see (pun intended)

Olaf

Am 5 Sep 2013 um 16:07 schrieb "McMorland, Gabriel C" < <EMAIL REMOVED> >:

> To me, it sounds like most people who are not using screen reading software do not need the tags. Is that true?
>
> Thanks
>
> -----Original Message-----
> From: <EMAIL REMOVED> [mailto: <EMAIL REMOVED> ] On Behalf Of Duff Johnson
> Sent: Thursday, August 29, 2013 5:15 PM
> To: WebAIM Discussion List
> Subject: Re: [WebAIM] Who benefits of PDF tags aside from screen reader users?
>
>> Do tags affect how the PDF is displayed visually in a browser?
>
> Implementers of PDF viewers may use tags in any number of ways, including to influence visual display, drive navigation systems (such as zooming, or a joystick), move between form-field elements and more.
>
> Example: one could use tags to represent a three-column document in a single column of text. Existing tools such as pdfGoHTML and VIP Reader provide precisely this capability.
>
>> If so, is there a difference between desktop browser and mobil browser?
>
> Whether and how to use tagged PDF is a choice for each software developer.
>
> To answer your specific question, I'm not aware of mobile browser software that makes use of tagged PDF at this time (but I would love to be corrected on this point!)
>
> Duff Johnson
>
> p +1.617.283.4226
> e <EMAIL REMOVED>
> w http://duff-johnson.com
>
> > > > >