j2k_to_image(1) on Linux
The text 5f51b53ec213, as Debian 6.0 (Squeeze) shipped it.
convert a J2K, JP2 or JPT file into a PGM, PPM, PNM, PGX or BMP file
Flags it lists
-
-ImgDir -
-OutFor -
-h -
-i -
-l -
-o -
-r