I've used the free program "Some PDF Images Extract" with a lot of success.
You load a PDF file, start the conversion, and it dumps all the graphics into a folder. http://www.somepdf.com/some-pdf-image-extract.html George On Sun, Feb 5, 2012 at 7:56 PM, Mixon Bill <bmixon...@austin.rr.com> wrote: > For a possible Association for Mexican Cave Studies project, I'd like to > be able to extract cave maps from PDF files of old AMCS publications. Most > cave maps have been published as bitmap graphics, and the PDFs of older > issues consist entirely of graphics of scanned pages. I have Acrobat 8, > which seems to be able to select and copy grayscale and color graphics but > not black-and-white ones. I can export whole pages as TIFFs or open them > with Photoshop, but either of those options resamples, which it is best to > avoid. If you have Acrobat 9 or Acrobat X, can you tell me whether they too > have this seemingly arbitrary limitation? -- Mixon > ------------------------------**---------- > Never play leapfrog with a unicorn. > ------------------------------**---------- > You may "reply" to the address this message > came from, but for long-term use, save: > Personal: bmi...@alumni.uchicago.edu > AMCS: edi...@amcs-pubs.org or sa...@amcs-pubs.org > > > ------------------------------**------------------------------**--------- > Visit our website: http://texascavers.com > To unsubscribe, e-mail: > texascavers-unsubscribe@**texascavers.com<texascavers-unsubscr...@texascavers.com> > For additional commands, e-mail: > texascavers-help@texascavers.**com<texascavers-h...@texascavers.com> > >
