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Convert a PNM file to an Utah Raster Tools RLE image file. More information:

  • Convert a PNM image to an RLE image:

pnmtorle {{path/to/input.pnm}} > {{path/to/output.rle}}

  • Print PNM header information to stdout:

pnmtorle -verbose {{path/to/input.pnm}} > {{path/to/output.rle}}

  • Include a transparency channel in the output image in which every black pixel is set to fully transparent and every other pixel is set to fully opaque:

pnmtorle -alpha {{path/to/input.pnm}} > {{path/to/output.rle}}