getNmsThresholdAsync method
Implementation
Future<double> getNmsThresholdAsync() async {
final rval = cvRunAsync<double>(
(callback) => cffi.FaceDetectorYN_GetNMSThreshold_Async(ref, callback), (c, p) {
final rval = p.cast<ffi.Float>().value;
calloc.free(p);
return c.complete(rval);
});
return rval;
}