[mosaic_descriptor.LogicalCellPresentation]
Bits = 3
0 = undefined
1 = video
2 = still picture
3 = graphics/text
4-7 = reserved for future use

[mosaic_descriptor.CellLinkageInfo]
Bits = 8
0x00 = undefined
0x01 = bouquet related
0x02 = service related
0x03 = other mosaic related
0x04 = event related
