http://www.calibratedsoftware.com/QXD.asp
You can use the Calibrated plugin to decode the XDCAM mov files. As far as I know the only way to
make them is wrapping them with Log and Transfer on the Mac (with FCP). It's an Apple only re-wrap of the
native format - which
is supported, encode and decode, natively on the PC (MXF and BPAV).