[−][src]Function opencv::ximgproc::fourier_descriptor

pub fn fourier_descriptor(
    src: &dyn ToInputArray, 
    dst: &mut dyn ToOutputArray, 
    nb_elt: i32, 
    nb_fd: i32
) -> Result<()>

Fourier descriptors for planed closed curves

For more details about this implementation, please see PersoonFu1977

Parameters

  • src: contour type vector , vector or vector
  • dst: Mat of type CV_64FC2 and nbElt rows A VERIFIER
  • nbElt: number of rows in dst or getOptimalDFTSize rows if nbElt=-1
  • nbFD: number of FD return in dst dst = [FD(1...nbFD/2) FD(nbFD/2-nbElt+1...:nbElt)]

C++ default parameters

  • nb_elt: -1
  • nb_fd: -1