Convert PNGs to PDF (optimize for size)

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

Useful information:

Convert PDF to PNG

   1 # 150 dpi (default)
   2 pdftoppm -png file.pdf prefix
   3 # 300 dpi
   4 pdftoppm -rx 300 -ry 300 -png file.pdf prefix


CategoryCheatSheet