emptyAsync static method
returns a new ORB algorithm
For further details, please see: https://docs.opencv.org/master/d3/d61/classcv_1_1KAZE.html
Implementation
static Future<ORB> emptyAsync() async =>
cvRunAsync(cffi.ORB_Create_Async, (c, p) => c.complete(ORB.fromPointer(p.cast<cvg.ORB>())));