CrDeviceProperty_FocalDistanceInFeet¶
Get/Set the Focal Distance in Feet
CrDataType: CrDataType_UInt32Range
Value |
Explanation |
|---|---|
Variable |
min
|
Variable |
max
|
Variable |
step
|
1000 times the real value of focal distance in feet.
If current value is CrFocalDistance_Infinity(0xFFFFFFFF), ∞.
e.g.) 0x00005014 = 20500 /1000 = 20.5 feet
e.g.) 0x00030D40 = 200000 /1000 = 200 feet