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/*
* Copyright (C) 2020 Linux Studio Plugins Project <https://lsp-plug.in/>
* (C) 2020 Vladimir Sadovnikov <sadko4u@gmail.com>
*
* This file is part of lsp-plugins
* Created on: 20 февр. 2016 г.
*
* lsp-plugins is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* any later version.
*
* lsp-plugins is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with lsp-plugins. If not, see <https://www.gnu.org/licenses/>.
*/
#ifndef LSP_PLUG_IN_DSP_UNITS_MISC_WINDOWS_H_
#define LSP_PLUG_IN_DSP_UNITS_MISC_WINDOWS_H_
#include <lsp-plug.in/dsp-units/version.h>
#include <lsp-plug.in/common/types.h>
namespace lsp
{
namespace dspu
{
namespace windows
{
enum window_t
{
HANN,
HAMMING,
BLACKMAN,
LANCZOS,
GAUSSIAN,
POISSON,
PARZEN,
TUKEY,
WELCH,
NUTTALL,
BLACKMAN_NUTTALL,
BLACKMAN_HARRIS,
HANN_POISSON,
BARTLETT_HANN,
BARTLETT_FEJER,
TRIANGULAR,
RECTANGULAR,
FLAT_TOP,
COSINE,
SQR_COSINE,
CUBIC,
// Special variables
TOTAL,
FIRST = HANN,
LAST = TOTAL - 1
};
LSP_DSP_UNITS_PUBLIC
void window(float *dst, size_t n, window_t type);
LSP_DSP_UNITS_PUBLIC
void rectangular(float *dst, size_t n);
LSP_DSP_UNITS_PUBLIC
void triangular_general(float *dst, size_t n, int dn);
LSP_DSP_UNITS_PUBLIC
void triangular(float *dst, size_t n);
LSP_DSP_UNITS_PUBLIC
void bartlett_fejer(float *dst, size_t n);
LSP_DSP_UNITS_PUBLIC
void parzen(float *dst, size_t n);
LSP_DSP_UNITS_PUBLIC
void welch(float *dst, size_t n);
LSP_DSP_UNITS_PUBLIC
void hamming_general(float *dst, size_t n, float a, float b);
LSP_DSP_UNITS_PUBLIC
void hann(float *dst, size_t n);
LSP_DSP_UNITS_PUBLIC
void hamming(float *dst, size_t n);
LSP_DSP_UNITS_PUBLIC
void blackman_general(float *dst, size_t n, float a);
LSP_DSP_UNITS_PUBLIC
void blackman(float *dst, size_t n);
LSP_DSP_UNITS_PUBLIC
void nutall_general(float *dst, size_t n, float a0, float a1, float a2, float a3);
LSP_DSP_UNITS_PUBLIC
void nuttall(float *dst, size_t n);
LSP_DSP_UNITS_PUBLIC
void blackman_nuttall(float *dst, size_t n);
LSP_DSP_UNITS_PUBLIC
void blackman_harris(float *dst, size_t n);
LSP_DSP_UNITS_PUBLIC
void flat_top_general(float *dst, size_t n, float a0, float a1, float a2, float a3, float a4);
LSP_DSP_UNITS_PUBLIC
void flat_top(float *dst, size_t n);
LSP_DSP_UNITS_PUBLIC
void cosine(float *dst, size_t n);
LSP_DSP_UNITS_PUBLIC
void sqr_cosine(float *dst, size_t n);
LSP_DSP_UNITS_PUBLIC
void cubic(float *dst, size_t n);
LSP_DSP_UNITS_PUBLIC
void gaussian_general(float *dst, size_t n, float s);
LSP_DSP_UNITS_PUBLIC
void gaussian(float *dst, size_t n);
LSP_DSP_UNITS_PUBLIC
void poisson_general(float *dst, size_t n, float t);
LSP_DSP_UNITS_PUBLIC
void poisson(float *dst, size_t n);
LSP_DSP_UNITS_PUBLIC
void lanczos(float *dst, size_t n);
LSP_DSP_UNITS_PUBLIC
void bartlett_hann_general(float *dst, size_t n, float a0, float a1, float a2);
LSP_DSP_UNITS_PUBLIC
void hann_poisson_general(float *dst, size_t n, float a);
LSP_DSP_UNITS_PUBLIC
void hann_poisson(float *dst, size_t n);
LSP_DSP_UNITS_PUBLIC
void bartlett_hann(float *dst, size_t n);
LSP_DSP_UNITS_PUBLIC
void tukey_general(float *dst, size_t n, float a);
LSP_DSP_UNITS_PUBLIC
void tukey(float *dst, size_t n);
}
}
}
#endif /* LSP_PLUG_IN_DSP_UNITS_MISC_WINDOWS_H_ */
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