[texhax] Convert pdf to png or other picture format

Bob Tennent rdt at cs.queensu.ca
Tue Oct 22 01:11:24 CEST 2013

 >| > > To get higher resolution than the default (likely 100dpi) use
 >| > >
 >| > > convert -density nnn name.pdf name.jpg
 >| > >
 >| > > where nnn is as large as you want. 200 should be good enough for
 >| > > most purposes.
 >| >
 >| > I'm finding that specifying density makes the output from "convert"
 >| > better, but the best result I've had is with "pdftoppm"
 >| > (xpdf/poppler) followed by "ppmtojpeg" (not seeing a ppm to png
 >| > converter).
 >|I doubt that convert/ImageMagick is able to read PostScript or PDF
 >|files by itself.  It certainly runs Ghostscript in the background.
 >|Hence I assume that using Ghostscript directly is also an option.

It's certainly an option but why? The calling conventions for gs are
a nightmare and the OP was already using convert; think of it as a
front-end to gs.


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