If you have no choice to convert mvi files to play on, maybe you can try this video converter which can convert mvi/mov video to one format be played on any devices and editing software.
Canon cameras video shots are saved in format of .mov .mvi, you really need to convert Canon video to avi files or some other formats to be compatible with the devices. Get it from the right.
Working on Mac OS? here is the software Convert MVI files on Mac.
And want to burn it to DVD? We have this DVD Creator software to burn videos to DVD.