== Convert PNGs to PDF (optimize for size) ==

{{{#!highlight sh
NAME=whatever-name
# Might want to consider using -normalize, -auto-level, -auto-gamma, -contrast-stretch '10%', etc. Enhances for greyscale documents
convert $NAME*png -level '15%,75%' -auto-level tmp.pdf
pdf2ps tmp.{pdf,ps}
ps2pdf tmp.ps $NAME.pdf
}}}

Useful information:

 * [[http://stackoverflow.com/questions/9710118/convert-multipage-pdf-to-png-and-back-linux|Convert multipage PDF to PNG and back (Linux) - Stack Overflow]]

== Convert PDF to PNG ==

{{{#!highlight sh
# 150 dpi (default)
pdftoppm -png file.pdf prefix
# 300 dpi
pdftoppm -rx 300 -ry 300 -png file.pdf prefix
}}}
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CategoryCheatSheet