/usr/include/bart/wavelet/wavelet.h is in libbart-dev 0.4.02-2.
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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 | /* Copyright 2014-2015. The Regents of the University of California.
* Copyright 2017. Martin Uecker.
* All rights reserved. Use of this source code is governed by
* a BSD-style license which can be found in the LICENSE file.
*/
#include <complex.h>
#include <stdbool.h>
extern const float wavelet_haar[2][2][2];
extern const float wavelet_dau2[2][2][4];
extern const float wavelet_cdf44[2][2][10];
// layer 1
extern void fwt1(unsigned int N, unsigned int d, const long dims[N], const long ostr[N], complex float* low, complex float* hgh, const long istr[N], const complex float* in, const long flen, const float filter[2][2][flen]);
extern void iwt1(unsigned int N, unsigned int d, const long dims[N], const long ostr[N], complex float* out, const long istr[N], const complex float* low, const complex float* hgh, const long flen, const float filter[2][2][flen]);
// layer 2
extern void fwtN(unsigned int N, unsigned int flags, const long shifts[N], const long dims[N], const long ostr[2 * N], complex float* out, const long istr[N], const complex float* in, const long flen, const float filter[2][2][flen]);
extern void iwtN(unsigned int N, unsigned int flags, const long shifts[N], const long dims[N], const long ostr[N], complex float* out, const long istr[2 * N], const complex float* in, const long flen, const float filter[2][2][flen]);
extern void wavelet_dims(unsigned int N, unsigned int flags, long odims[2 * N], const long dims[N], const long flen);
// layer 3
extern void fwt(unsigned int N, unsigned int flags, const long shifts[N], const long odims[N], complex float* out, const long idims[N], const complex float* in, const long minsize[N], const long flen, const float filter[2][2][flen]);
extern void iwt(unsigned int N, unsigned int flags, const long shifts[N], const long odims[N], complex float* out, const long idims[N], const complex float* in, const long minsize[N], const long flen, const float filter[2][2][flen]);
extern long wavelet_num_levels(unsigned int N, unsigned int flags, const long dims[N], const long min[N], const long flen);
extern long wavelet_coeffs(unsigned int N, unsigned int flags, const long dims[N], const long min[N], const long flen);
extern void wavelet_coeffs2(unsigned int N, unsigned int flags, long odims[N], const long dims[N], const long min[N], const long flen);
extern void fwt2(unsigned int N, unsigned int flags, const long shifts[N], const long odims[N], const long ostr[N], complex float* out, const long idims[N], const long istr[N], const complex float* in, const long minsize[N], long flen, const float filter[2][2][flen]);
extern void iwt2(unsigned int N, unsigned int flags, const long shifts[N], const long odims[N], const long ostr[N], complex float* out, const long idims[N], const long istr[N], const complex float* in, const long minsize[N], const long flen, const float filter[2][2][flen]);
extern void wavelet_thresh(unsigned int N, float lambda, unsigned int flags, unsigned int jflags, const long shifts[N], const long dims[N], complex float* out, const complex float* in, const long minsize[N], long flen, const float filter[2][2][flen]);
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