nk 1.0.0
C++ Numerical Computing Runtime
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qmf.hpp
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1
3// toolboxes/wavelet/include/nk/wavelet/filter/qmf.hpp
4//
5// Wavelet filter helpers: qmf (quadrature mirror filter) and wrev (reverse).
6
7#pragma once
8
9#include <memory_resource>
10#include <nk/value/value.hpp>
11
12namespace nk::wavelet {
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16
17
28Value wrev(const Value &x, std::pmr::memory_resource *mr = nullptr);
29
41Value qmf(const Value &x, int p = 0, std::pmr::memory_resource *mr = nullptr);
42
43
45} // namespace nk::wavelet
nk::Value
Core MATLAB-compatible multidimensional array and scalar value type.
Definition value.hpp:61
nk::wavelet::qmf
Value qmf(const Value &x, int p=0, std::pmr::memory_resource *mr=nullptr)
Quadrature mirror filter — y = qmf(x, p).
nk::wavelet::wrev
Value wrev(const Value &x, std::pmr::memory_resource *mr=nullptr)
Reverse a vector / flip each column — y = wrev(x).