[pdftex] SVG Graphics
Prof Brian Ripley
ripley at stats.ox.ac.uk
Sat Jun 11 20:10:03 CEST 2011
On Sat, 11 Jun 2011, Robin Fairbairns wrote:
> John Culleton <john at wexfordpress.com> wrote:
>> Getting back to the original topic, we can already insert graphics in a
>> variety of formats. But two of the most useful formats, svg (vector) and
>> TIFF (bitmap) are not included. Is it more difficult to handle these than
>> to handle eps and jpg?
> pdftex handles pdf inclusions, and png and jpg. jpg is obviously a
> start with the myriad formats that tiff encapsulates, but (last i
Sure: one of my cameras (a Canon 1Ds) has 'tiff' as its raw format.
As no TIFF program can handle it (apart from Canon's) if certainly
shows up mistaken assumptions.
> looked) png isn't. basically, tiff _could_ include any bitmap format,
> so allowing it (unrestricted) is inevitably a heavy load. (note that
> gif was a common format when the pdftex project first started, but it
> was rejected on the grounds that (a) it's an inferior format, and (b) at
> the time a licence was required before you could generate gif.)
> original (pre-)pdftex claimed it was able to read tiff graphics. the
> ability was withdrawn after complaints about its many failures. i'm
> involved with the project, but i assumed the complaints were about tiffs
> with weird formats embedded.
> i don't know anything about svg, beyond the fact that it's a vector
> graphics format. i presume there's a library to convert it to pdf, as
> would be needed if pdftex is going to include it. so apart from the
> fact that pdftex is frozen...
There are several of varying qualities. Use a macro package to
convert for you ....
>> Color and hyperlinks have been available in pdftex for many years. Their
>> inclusion is not IMO a weakness but a necessary modernization.
> colour use is a big deal, but as you rightly say it has been there since
> the beginning.
> hyperlinks are a comparably big deal, and covering all possible cases
> has led to a frighteningly huge bunch of macros.
> there _is_ a school of thought that claims that anything beyond what
> knuth provided is anathema. some of your remarks lead one to imagine
> that you're in that camp, so perhaps that suggestion was in the light of
> a mistaken perception.
Brian D. Ripley, ripley at stats.ox.ac.uk
Professor of Applied Statistics, http://www.stats.ox.ac.uk/~ripley/
University of Oxford, Tel: +44 1865 272861 (self)
1 South Parks Road, +44 1865 272866 (PA)
Oxford OX1 3TG, UK Fax: +44 1865 272595
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