Add fft header.

Signed-off-by: Stefan Westerfeld <stefan@space.twc.de>

Add fft header.
Signed-off-by: Stefan Westerfeld <stefan@space.twc.de>
f5a83801 · Stefan Westerfeld · 13455e21 · f5a83801
Commit f5a83801 authored Nov 28, 2018 by Stefan Westerfeld
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fft.hh src/fft.hh +10 -0

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--- a/src/fft.hh
+++ b/src/fft.hh
+#ifndef AUDIOWMARK_FFT_HH
+#define AUDIOWMARK_FFT_HH
+
+#include <complex>
+#include <vector>
+
+std::vector<std::complex<float>> fft (const std::vector<float>& in);
+std::vector<float>               ifft (const std::vector<std::complex<float>>& in);
+
+#endif /* AUDIOWMARK_FFT_HH */