ximtoppm
Convert a XIM file to a PPM image.
TLDR
Convert an XIM image to a PPM image
$ ximtoppm [path/to/input_file.xim] > [path/to/output_file.ppm]
Store the transparency mask of the input image in the specified file
$ ximtoppm --alphaout [path/to/alpha_file.pbm] [path/to/input_file.xim] > [path/to/output_file.ppm]
