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# idct

Copyright (C) 2005 IENT-RWTH Aachen

template<class G1,class G2> void idct(const Vector<G1> &X, Vector<G2> &Y)
template<class G> PROMOTE2(float,Vector<G>) idct(const Vector<G> &X)
template<class G1,class G2> inline void idct(const Matrix<G1> &X, Matrix<G2> &Y)
template<class G> PROMOTE2(float,Matrix<G>) idct(const Matrix<G> &X)

Inverse Discrete Cosine Transform

Parameters

Y | The IDCT
X | A signal

Returns

Dense array