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opencv-wasm

xfeatures2d_FREAK_create

xfeatures2dfunctionOpenCV 5.0.0
import { xfeatures2d_FREAK_create } from '@banou/opencv-wasm'

Use after await initOpenCV(). See the initialization and named imports guide.

ARGUMENTSorientationNormalized, scaleNormalized, patternScale, nOctaves
FUNCTIONxfeatures2d_FREAK_create
RETURN TYPExfeatures2d_FREAK | null
Call structure. A void return can still write to destination arguments. The parameter descriptions define inputs, outputs and ownership.

Create an owned xfeatures2d_FREAK instance with the supplied configuration.

Class implementing the FREAK (Fast Retina Keypoint) keypoint descriptor, described in [AOV12] .

xfeatures2d_FREAK_create(orientationNormalized: boolean, scaleNormalized: boolean, patternScale: number, nOctaves: number, selectedPairs: IntVector): xfeatures2d_FREAK | null;
6 available overloads
xfeatures2d_FREAK_create(): xfeatures2d_FREAK | null;
xfeatures2d_FREAK_create(orientationNormalized: boolean): xfeatures2d_FREAK | null;
xfeatures2d_FREAK_create(orientationNormalized: boolean, scaleNormalized: boolean): xfeatures2d_FREAK | null;
xfeatures2d_FREAK_create(orientationNormalized: boolean, scaleNormalized: boolean, patternScale: number): xfeatures2d_FREAK | null;
xfeatures2d_FREAK_create(orientationNormalized: boolean, scaleNormalized: boolean, patternScale: number, nOctaves: number): xfeatures2d_FREAK | null;
xfeatures2d_FREAK_create(orientationNormalized: boolean, scaleNormalized: boolean, patternScale: number, nOctaves: number, selectedPairs: IntVector): xfeatures2d_FREAK | null;
orientationNormalized

Enable orientation normalization.

scaleNormalized

Enable scale normalization.

patternScale

Scaling of the description pattern.

nOctaves

Number of octaves covered by the detected keypoints.

selectedPairs

(Optional) user defined selected pairs indexes,

Returns

The xfeatures2d_FREAK | null result.

Upstream declaration ↗

These signatures describe this package. Upstream documentation can mention optional backends that are absent from this build. Check runtime compatibility before choosing a backend or file format.