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opencv-wasm

xphoto_dctDenoising

xphotofunctionOpenCV 5.0.0
import { xphoto_dctDenoising } from '@banou/opencv-wasm'

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

ARGUMENTSsrc, dst, sigma, psize
FUNCTIONxphoto_dctDenoising
RETURN TYPEvoid
Call structure. A void return can still write to destination arguments. The parameter descriptions define inputs, outputs and ownership.

The function implements simple dct-based denoising

<http://www.ipol.im/pub/art/2011/ys-dct/>.

See: fastNlMeansDenoising

xphoto_dctDenoising(src: Mat, dst: Mat, sigma: number, psize: number): void;
2 available overloads
xphoto_dctDenoising(src: Mat, dst: Mat, sigma: number): void;
xphoto_dctDenoising(src: Mat, dst: Mat, sigma: number, psize: number): void;
src

source image

dst

destination image

sigma

expected noise standard deviation

psize

size of block side where dct is computed

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.