Class SIFTDetector

Hierarchy

FeatureDetector
- SIFTDetector

Index

Constructors

Properties

contrastThreshold edgeThreshold nOctaveLayers nfeatures sigma

Methods

compute computeAsync detect detectAsync

Constructors

constructor

new SIFTDetector(nFeatures?, nOctaveLayers?, contrastThreshold?, edgeThreshold?, sigma?): SIFTDetector
Parameters
- Optional nFeatures: number
- Optional nOctaveLayers: number
- Optional contrastThreshold: number
- Optional edgeThreshold: number
- Optional sigma: number
Returns SIFTDetector
Overrides FeatureDetector.constructor
- Defined in node_modules/@u4/opencv4nodejs/typings/SIFTDetector.d.ts:17
new SIFTDetector(params): SIFTDetector
Parameters
- params: SIFTDetectorParams
Returns SIFTDetector
Overrides FeatureDetector.constructor
- Defined in node_modules/@u4/opencv4nodejs/typings/SIFTDetector.d.ts:18

Properties

`Readonly` contrastThreshold

contrastThreshold: number

`Readonly` edgeThreshold

edgeThreshold: number

`Readonly` nOctaveLayers

nOctaveLayers: number

`Readonly` nfeatures

nfeatures: number

`Readonly` sigma

sigma: number

Methods

compute

compute(image, keypoints): Mat
Parameters
- image: Mat
- keypoints: KeyPoint[]
Returns Mat
Inherited from FeatureDetector.compute
- Defined in node_modules/@u4/opencv4nodejs/typings/FeatureDetector.d.ts:6

computeAsync

computeAsync(image, keypoints): Promise<Mat>
Parameters
- image: Mat
- keypoints: KeyPoint[]
Returns Promise<Mat>
Inherited from FeatureDetector.computeAsync
- Defined in node_modules/@u4/opencv4nodejs/typings/FeatureDetector.d.ts:7

detect

detect(image, mask?): KeyPoint[]
Parameters
- image: Mat
- Optional mask: Mat
Returns KeyPoint[]
Inherited from FeatureDetector.detect
- Defined in node_modules/@u4/opencv4nodejs/typings/KeyPointDetector.d.ts:5

detectAsync

detectAsync(image, mask?): Promise<KeyPoint[]>
Parameters
- image: Mat
- Optional mask: Mat
Returns Promise<KeyPoint[]>
Inherited from FeatureDetector.detectAsync
- Defined in node_modules/@u4/opencv4nodejs/typings/KeyPointDetector.d.ts:6