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32 lines
698 B
C++
32 lines
698 B
C++
/*
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Interleavers
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Copyright 2023 Ahmet Inan <inan@aicodix.de>
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*/
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#pragma once
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namespace CODE {
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template <int SIZE, int ORDER, typename TYPE>
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static void Interleave(TYPE *out, const TYPE *in)
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{
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static_assert(SIZE % ORDER == 0, "ORDER does not divide SIZE");
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int LENGTH = SIZE / ORDER;
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for (int i = 0; i < LENGTH; ++i)
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for (int j = 0; j < ORDER; ++j)
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out[ORDER*i+j] = in[i+j*LENGTH];
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}
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template <int SIZE, int ORDER, typename TYPE>
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static void Deinterleave(TYPE *out, const TYPE *in)
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{
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static_assert(SIZE % ORDER == 0, "ORDER does not divide SIZE");
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int LENGTH = SIZE / ORDER;
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for (int i = 0; i < LENGTH; ++i)
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for (int j = 0; j < ORDER; ++j)
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out[i+j*LENGTH] = in[ORDER*i+j];
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}
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}
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