How can I convert .MVI files so that they can be used in Pinnacle Studio?

I either need a free downloadable programme that will allow me to convert the full length of the videos, or I need a different Pinnacle Studio that will allow .MVI format files. Any suggestions?

As you see, some Canon digital still cameras (Powershot A75, A63, S410 etc), are capable of shooting a limited amount of video, since there is no tape, it is saved as an MVI file format. However, the MVI file format is not compatible with other programs. Even windows media player refuse to More >