Solved my own problem – but thanks anyway. This might have been covered before, but for slow movers like me, I’ll post the fix. Vintec, the new name for Focus Enhancements (ProHD, Firestore, etc) has released a patch to work for 7.7 version of Quicktime. The patch for Mac is:
I don’t use PC, so I can’t tell you how it’s done there, but on Mac, you just drag the downloaded applet to your desktop. Drag the files onto to applet and it instantly converts them. Yeah!