ppmtoarbtxt

Convert a PPM image to an arbitrary text format according to a template. More information: https://netpbm.sourceforge.net/doc/ppmtoarbtxt.html.

ppmtoarbtxt path/to/template path/to/image.ppm > path/to/output_file.txt

Convert a PPM image to text as specified by the given template, prepend the contents of the specified head template:

ppmtoarbtxt path/to/template -hd path/to/head_template path/to/image.ppm > path/to/output_file.txt

Convert a PPM image to text as specified by the given template, append the contents of the specified tail template:

ppmtoarbtxt path/to/template -hd path/to/tail_template path/to/image.ppm > path/to/output_file.txt

ppmtoarbtxt -version