TIOParams.EXIF_GPSSpeedRef

Declaration

property EXIF_GPSSpeedRef: AnsiString;

Description

Returns the unit used to express the GPS receiver speed of movement:
  K: Kilometers per hour
  M: Miles per hour
  N: Knots

Default value is empty string, which means "unknown". An unknown value is not written when saving EXIF values.

Note: To save GPS data, you must set EXIF_GPSVersionID to '2.2.0.0' (or use the const, GPS_Version_ID)

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