The GenICam Browser saves this in the GenICam.ini. See this entry on how to change the config:
GetLinearAccess returns incorrect values for the xInc for 16Bit camera images
Programming QuestionsC-style API
acquisition linearaccess pixelformat
The CVB .Net wrapper simplifies access for the discovery case. Call .SetParameter("PixelFormat", "0")
on the entry returned by DeviceFactory.Discover()
you want to open.