pnmpaste

Paste a PNM image into another PNM image. More information: https://netpbm.sourceforge.net/doc/pnmpaste.html.

• Paste a PNM image into another PNM image at the specified coordinates:

pnmpaste {{x}} {{y}} {{path/to/image1.pnm}} {{path/to/image2.pnm}} > {{path/to/output.pnm}}

• Paste the image read from stdin into the specified image:

{{command}} | pnmpaste {{x}} {{y}} {{path/to/image.pnm}} > {{path/to/output.pnm}}

• Combine the overlapping pixels by the specified boolean operation, where white pixels represent true while black pixels represent false:

pnmpaste -{{and|nand|or|nor|xor|xnor}} {{x}} {{y}} {{path/to/image1.pnm}} {{path/to/image2.pnm}} > {{path/to/output.pnm}}