I don't think it's possible to use an image to convert it to the embroidery format because "Convert it, Mac" doesn't have this option available. However, you can access its official website to find more about it.
Currently supported formats for reading and viewing:
PES, PHC, PHD, PHB, PEC, HUS, SHV, VIP, VP3, PCS, JEF, JEF+, SEW, DST, TAP, EXP, EXP+, ART, ART42, ART50, ART60, EMB, JAN, EMD, ***, CSD, GNC, CND, PCM, PCSMAC
Formats supported for writing:
PES, HUS, SHV, VIP, VP3, PCS, PCM, PSCMAC, JEF, SEW, DST, TAP, EXP, EXP+, ***