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Home » Fingerprint SDK 2009 Developer's Manual » Programming Reference Guide » Fingerprint SDK DLL Reference Guide » Matching functions » GrGetIdentifyParameters

GrGetIdentifyParameters

Retrieves the identification parameters for the supplied context.

Prerequisites The Fingerprint SDK library must have been previously initialized.

Return On success, GR_OK is returned.
On failure, the appropriate error code is returned.

Parameters

[out] identifyThreshold

The current identification score threshold.

[out] identifyRotationTolerance

The current rotation tolerance for the identification process.

[in] context

Context from which the identification parameters will be retrieved.

See also

Matching constants

Context constants

Declaration

C++

int __stdcall GrGetIdentifyParameters (int &identifyThreshold, int &identifyRotationTolerance, int context);

Delphi

function GrGetIdentifyParameters(var identifyThreshold: Integer; var identifyRotationTolerance: Integer; context: Integer): Integer; stdcall;

Sample Code

C++

int thresholdId, rotationMaxId;
GrGetIdentifyParameters(&thresholdId, &rotationMaxId, GR_DEFAULT_CONTEXT);

Delphi

Var
	thresholdId : Integer;
	rotationMaxId: Integer; 
begin
	GrGetIdentifyParameters(thresholdId, rotationMaxId, GR_DEFAULT_CONTEXT);
end