PrApi: FingerCapture

FingerCapture

[Obsolete] Scan fingers from captured images.

 Public Function FingerCapture(
	  ByVal timeout As Long,
	  ByVal quality As Long,
	  ByVal mode As Long,
	  ByVal fingerlist As Long ) As Boolean

Parameters

timeout
Reading timeout, the function returns at timeout.
quality
Quality threshold, the function returns when the quality of all fingers reaches the threshold.
mode
Scan mode, PR_FINGER_IMPRESSION_TYPE.
fingerlist
The finger list, having the following format: (hex) h-imrlts The topmost digit h (bits 28-31) represent the hand which could be: Digits i (bits 20-23), m (bits 16-19), r (bits 12-15) and l (bits 8-11) represent the fingers (index, middle, ring, little). Digits t (bits 4-7) and s (bits 0-3) represent the left and right thumbs. When thumbs are specified together with a finger and both hands than t and s represent the fingers of both hands. The value of the finger and thumb digits could be a value of the FPS_PRESENCE enumeration.

Return Values

On error false is returned and the error code and string of the control is set appropriately.

Languages

[Visual Basic] Public Function FingerCapture(ByVal timeout As Long, ByVal quality As Long, ByVal mode As Long, ByVal fingerlist As Long) As Boolean

[Delphi] function FingerCapture(timeout: Integer; quality: Integer; mode: Integer; fingerlist: Integer): Boolean;

[C++] bool FingerCapture(long timeout, long quality, long mode, long fingerlist);

Remarks

This method is obsolete. Use the FpsApi ActiveX component instead.

See Also

Class PrApi Overview PrApi Properties PrApi Methods EventTypes FingerCaptureStart