http://tingletech.github.io/pdftrick/
pip install pdftrick
pdf ⇒poppler⇒ postscript ⇒ghostscript⇒ pdf
pdftops
from Popplerpdf2pdf
from Ghostscript
http://tingletech.github.io/pdftrick/
pip install pdftrick
pdf ⇒poppler⇒ postscript ⇒ghostscript⇒ pdf
pdftops
from Popplerpdf2pdf
from Ghostscript