expAsync function
Exp calculates the exponent of every array element.
For further details, please see: https://docs.opencv.org/master/d2/de8/group__core__array.html#ga3e10108e2162c338f1b848af619f39e5
Implementation
Future<Mat> expAsync(InputArray src) async =>
cvRunAsync((callback) => ccore.core_Exp_Async(src.ref, callback), matCompleter);