get9 method

List<double> get9()

Copies nine scalar values contained by Matrix into buffer, in member value ascending order: kMScaleX, kMSkewX, kMTransX, kMSkewY, kMScaleY, kMTransY, kMPersp0, kMPersp1, kMPersp2.

@param buffer storage for nine scalar values

Implementation

List<double> get9() {
  final p = calloc<ffi.Float>(9);
  c.mnn_cv_matrix_get9(ptr, p);
  final result = List<double>.generate(9, (index) => p[index]);
  calloc.free(p);
  return result;
}