An image compress package like Luban for Dart, based on image.This library has no system platform constraints.
CompressObject compressObject = CompressObject(
path:tempDir.path, //compress to path
quality: 85,//first compress quality, default 80
step: 9,//compress quality step, The bigger the fast, Smaller is more accurate, default 6
mode: CompressMode.LARGE2SMALL,//default AUTO
Foreign Function Interface for interoperability with the C programming language. [...]
HTML elements and other resources for web-based applications that need to
interact with the browser and the DOM (Document Object Model). [...]
Utility methods to efficiently manipulate typed JSInterop objects in cases
where the name to call is not known at runtime. You should only use these
methods when the same effect cannot be achieved with @JS annotations.
These methods would be extension methods on JSObject if Dart supported