zombieJ / image-scaler

Electron image scale module

image-scaler

A module for electron image scale.

Init

Use one of then to create a scaler:

scaler = Scaler.fromBlob(blob);

scaler = Scaler.fromArrayBuffer(arrayBuffer);

scaler = Scaler.fromBuffer(buffer);

Fill Canvas

scaler.scale(scaleX, scaleY?, $canvasElement?);

Get Data

const arrayBufferPromise = scaler.toArrayBuffer(scaleX, scaleY?);

const dataUrlPromise = scaler.toDataUrl(scaleX, scaleY?, type?);