determinantAsync function
Determinant returns the determinant of a square floating-point matrix.
For further details, please see: https://docs.opencv.org/master/d2/de8/group__core__array.html#gaf802bd9ca3e07b8b6170645ef0611d0c
Implementation
Future<double> determinantAsync(InputArray mtx) async =>
cvRunAsync((callback) => cffi.core_Determinant_Async(mtx.ref, callback), doubleCompleter);