Reducing document figures size

Cris Fuhrman fuhrmanator at
Thu Oct 17 17:01:12 UTC 2019

GhostScript has lots of features. There are some hints at this GIST:

On Thu, Oct 17, 2019 at 10:45 AM Rich Shepard <rshepard at>

> I have a 37-page report and the pdf size is 7.3M because it includes 34
> figures. Some of these figures are digital photographs (720x480dpi, .png),
> some are spatial maps produced by GRASS (.pdf), and some are lattice plots
> produced by R (large amounts of data display slowly, .pdf).
> Is there a format that would preserve image quality but consume less space?
> I'm sure that ImageMagick's 'convert' will do the job. I've tried
> converting
> PDF files to EPS but the quality is noticeably degraded.
> Ideas most welcome.
> Regards,
> Rich
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