sjp2cjp - converts an IMS .sjp movie file into a series of IMS .cjp still images
sjp2cjp filename(.sjp) [frame] frame defaults to 1.
sjp2cjp will take an IMS .sjp file and extract individual frames into IMS .cjp files. You can specify [frame] to that only every nth frame will be extracted. Default is 1.
cjp2sjp
Luke Blaikie