| libmtp 1.1.21
    | 
| Data Fields | |
| char | static_preamble [6] | 
| uint8_t | XAxisStartPoint | 
| uint8_t | XAxisEndPoint | 
| uint8_t | YAxisStartPoint | 
| uint8_t | YAxisEndPoint | 
| uint8_t | MidPointIntegerPart | 
| uint8_t | MidPointDecimalPart | 
| uint8_t | NCoordinates | 
| PTPNIKONCoordinatePair | CurveCoordinates [PTP_NIKON_MaxCurvePoints] |