How to use the opencv4nodejs-prebuilt.imwriteAsync function in opencv4nodejs-prebuilt
To help you get started, we’ve selected a few opencv4nodejs-prebuilt examples, based on popular ways it is used in public projects.
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nut-tree / nut.js / lib / provider / opencv / template-matching-finder.class.ts View on Github 
function debugImage(image: cv.Mat, filename: string, suffix?: string) {
const parsedPath = path.parse(filename);
let fullFilename = parsedPath.name;
if (suffix) {
fullFilename = fullFilename + "_" + suffix;
}
fullFilename += parsedPath.ext;
const fullPath = path.join(parsedPath.dir, fullFilename);
cv.imwriteAsync(fullPath, image);
}public async store(data: Image, path: string): Promise {
let outputMat: cv.Mat;
if (data.hasAlphaChannel) {
outputMat = await ImageProcessor.fromImageWithAlphaChannel(data);
} else {
outputMat = await ImageProcessor.fromImageWithoutAlphaChannel(data);
}
return cv.imwriteAsync(path, outputMat);
}
}opencv4nodejs-prebuilt
Asynchronous OpenCV 4.x nodejs bindings with JavaScript and TypeScript API.
