multirate.hpp

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// toolboxes/signal/include/nk/signal/multirate/multirate.hpp
#pragma once
 
#include <memory_resource>
#include <nk/value/value.hpp>
 
namespace nk::signal {

 

Value downsample(const Value &                x,
                 size_t                       n,
                 std::pmr::memory_resource *  mr = nullptr,
                 size_t                       phase = 0);

Value upsample(const Value &                x,
               size_t                       n,
               std::pmr::memory_resource *  mr = nullptr,
               size_t                       phase = 0);

Value decimate(const Value &                x,
               size_t                       factor,
               std::pmr::memory_resource *  mr = nullptr);

Value resample(const Value &                x,
               size_t                       p,
               size_t                       q,
               std::pmr::memory_resource *  mr = nullptr);
 

} // namespace nk::signal