<imagefile1 ...>
   and then generate the pdf:
       python pdf.py output  >  <pdf_file>
   See the usage documentation for the jbig2 compressor at:
       http://www.imperialviolet.org/binary/jbig2enc.html
   You can uncompress the jbig2 files using jbig2dec, which can be
   downloaded and built from:
       http://jbig2dec.sourceforge.net/

16. Versions

   New versions of the Leptonica library are released several times
   a year, and version numbers are provided for each release in the
   following fil