xfeatures2d

SIFTDetector

fields

SIFTDetector = {
nfeatures : int ,
nOctaveLayers : int ,
contrastThreshold : number ,
edgeThreshold : number ,
sigma : number
}

constructors

constructor ( nfeatures : int = 0 , nOctaveLayers : int = 3 , contrastThreshold : number = 0.04 , edgeThreshold : number = 10 , sigma : number = 1.6 )

functions

compute

Result : Mat
compute ( image : Mat , keypoints : KeyPoint []) : Result
computeAsync ( image : Mat , keypoints : KeyPoint []) : Promise < Result >
computeAsync ( image : Mat , keypoints : KeyPoint [] , callback ( err : Error , Result res )) : void

detect

Result : KeyPoint []
detect ( image : Mat ) : Result
detectAsync ( image : Mat ) : Promise < Result >
detectAsync ( image : Mat , callback ( err : Error , Result res )) : void