detectAsync method
Implementation
Future<(bool ret, VecPoint points)> detectAsync(
InputArray input, {
VecPoint? points,
}) async {
final rval = cvRunAsync2<(bool, VecPoint)>(
(callback) => cffi.QRCodeDetector_Detect_Async(ref, input.ref, callback), (c, ret, points) {
final retValue = ret.cast<ffi.Bool>().value;
calloc.free(ret);
return c.complete(
(retValue, VecPoint.fromPointer(points.cast<cvg.VecPoint>())),
);
});
return rval;
}