# pnmtopclxl > Convert a PNM file to an HP LaserJet PCL XL printer stream. > More information: . - Convert PNM files to an HP LaserJet PCL XL printer stream: `pnmtopclxl {{path/to/input1.pnm path/to/input2.pnm ...}} > {{path/to/output.pclxl}}` - Specify the resolution of the image as well as the location of the page from the upper left corner of each image: `pnmtopclxl -dpi {{resolution}} -xoffs {{x_offset}} -yoffs {{y_offset}} {{path/to/input1.pnm path/to/input2.pnm ...}} > {{path/to/output.pclxl}}` - Generate a duplex printer stream for the specified paper format: `pnmtopclxl -duplex {{vertical|horizontal}} -format {{letter|legal|a3|a4|a5|...}} {{path/to/input1.pnm path/to/input2.pnm ...}} > {{path/to/output.pclxl}}`