Give this a look:
https://www.proapptips.com/proapptipsvideotutorials/194F4DC2-ACBB-4DD6-A1D0-F46D7D8DCAFC/53B46BA3-E23E-4ACD-888F-1E931224596B.html
I’ve never tried with DivX material…
I’d also suggest you find a better way to do what you are actually doing with things that you might not should do with and get the said things you might not not be getting and convert them to something other than something that isn’t QUICKTIME dv at least!
Yes?
Good luck,
CaptM