Mercurial > hg > dmlib
view src/dmfft.h @ 2223:5477e792def3
Remove useless DMC64ImageFormat parameter from some conversion functions.
author | Matti Hamalainen <ccr@tnsp.org> |
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date | Fri, 14 Jun 2019 12:12:19 +0300 |
parents | 1e5cf1144f36 |
children |
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#ifndef DMFFT_H #define DMFFT_H 1 #include "dmlib.h" typedef double DMFFTType; typedef struct { int npoints; DMFFTType *sinTable; int *breversed; } DMFFTContext; int dmInitializeFFT(DMFFTContext *, int); void dmEndFFT(DMFFTContext *); int dmRealFFT(DMFFTContext *, DMFFTType *); int dmConvertFFTtoFreqDomain(DMFFTContext *ctx, DMFFTType *buffer, DMFFTType *real, DMFFTType *imag); int dmConvertFFTtoFreqAndPower(DMFFTContext *ctx, DMFFTType *buffer, DMFFTType *real, DMFFTType *imag, DMFFTType *power, const DMFFTType scale); int dmConvertFFTtoPowerAndSum(DMFFTContext *ctx, DMFFTType *buffer, DMFFTType *power, const DMFFTType pscale, DMFFTType *sum, const DMFFTType sscale); int dmConvertFFTtoTimeDomain(DMFFTContext *ctx, DMFFTType *buffer, DMFFTType *tdom); #endif // DMFFT_H