Update cheatsheets

ppmtolj

@@ -0,0 +1,21 @@
+---
+syntax: markdown
+tags: [tldr, common]
+source: https://github.com/tldr-pages/tldr.git
+---
+# ppmtolj
+
+> Convert a PPM file to an HP LaserJet PCL 5 Color file.
+> More information: <https://netpbm.sourceforge.net/doc/ppmtolj.html>.
+
+- Convert a PPM file to an HP LaserJet PCL 5 Color file:
+
+`ppmtolj {{path/to/input.ppm}} > {{path/to/output.lj}}`
+
+- Apply a gamma correction using the specified gamma value:
+
+`ppmtolj -gamma {{gamma}} {{path/to/input.ppm}} > {{path/to/output.lj}}`
+
+- Specify the required resolution:
+
+`ppmtolj -resolution {{75|100|150|300|600}} {{path/to/input.ppm}} > {{path/to/output.lj}}`