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opencv-wasm

gapi_sum

gapifunctionOpenCV 5.0.0
import { gapi_sum } from '@banou/opencv-wasm'

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

ARGUMENTSsrc
FUNCTIONgapi_sum
RETURN TYPEGScalar
Call structure. A void return can still write to destination arguments. The parameter descriptions define inputs, outputs and ownership.

Calculates sum of all matrix elements.

The function sum calculates sum of all matrix elements, independently for each channel.

Supported matrix data types are CV_8UC1, CV_8UC3, CV_16UC1, CV_16SC1, CV_32FC1.

Note: Function textual ID is "org.opencv.core.matrixop.sum"

See: countNonZero, mean, min, max

gapi_sum(src: GMat): GScalar;
src

input matrix.

Returns

The GScalar result. Release returned native handles with using or delete(), including handles nested in results.

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.