magnitudeAsync function
Magnitude calculates the magnitude of 2D vectors.
For further details, please see: https://docs.opencv.org/master/d2/de8/group__core__array.html#ga6d3b097586bca4409873d64a90fe64c3
Implementation
Future<Mat> magnitudeAsync(InputArray x, InputArray y) async =>
cvRunAsync((callback) => cffi.core_Magnitude_Async(x.ref, y.ref, callback), matCompleter);