import * as imageSource from "tns-core-modules/image-source"; // >> imagesource-from-imageasset-save-to import * as fs from "tns-core-modules/file-system"; export function imageSourceFromAsset(imageAsset){ let source = new imageSource.ImageSource(); source.fromAsset(imageAsset).then((source) => { let folder = fs.knownFolders.documents().path; let fileName = "Test.png" let path = fs.path.join(folder, fileName); let saved = source.saveToFile(path, "png"); if(saved){ console.log("saved image") } }) } // << imagesource-from-imageasset-save-to