feature/autosinkfeature/cnnfeature/cnn_orgfeature/constantqfeature/crepefeature/crepe_orgfeature/pitchshiftfeature/pydocstringsfeature/timestretchfix/ffmpeg5pitchshiftsamplertimestretchyinfft+
Last change
on this file since 220dcfc was
96fb8ad,
checked in by Paul Brossier <piem@altern.org>, 20 years ago
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import 0.1.7.1
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Property mode set to
100644
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File size:
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1 | /* |
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2 | Copyright (C) 2003 Paul Brossier |
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3 | |
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4 | This program is free software; you can redistribute it and/or modify |
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5 | it under the terms of the GNU General Public License as published by |
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6 | the Free Software Foundation; either version 2 of the License, or |
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7 | (at your option) any later version. |
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8 | |
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9 | This program is distributed in the hope that it will be useful, |
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10 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
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11 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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12 | GNU General Public License for more details. |
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13 | |
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14 | You should have received a copy of the GNU General Public License |
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15 | along with this program; if not, write to the Free Software |
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16 | Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. |
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17 | |
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18 | */ |
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19 | |
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20 | #ifndef FILTER_H |
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21 | #define FILTER_H |
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22 | |
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23 | /** \file |
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24 | * filter |
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25 | * |
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26 | * \f$ y[n] = b_1 x[n] + ... + b_{order} x[n-order] - |
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27 | * a_2 y[n-1] - ... - a_{order} y[n-order]\f$ |
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28 | */ |
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29 | |
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30 | #ifdef __cplusplus |
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31 | extern "C" { |
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32 | #endif |
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33 | |
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34 | typedef struct _aubio_filter_t aubio_filter_t; |
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35 | void aubio_filter_do(aubio_filter_t * b, fvec_t * in); |
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36 | void aubio_filter_do_outplace(aubio_filter_t * b, fvec_t * in, fvec_t * out); |
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37 | void aubio_filter_do_filtfilt(aubio_filter_t * b, fvec_t * in, fvec_t * tmp); |
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38 | aubio_filter_t * new_aubio_filter(uint_t samplerate, uint_t order); |
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39 | aubio_filter_t * new_aubio_adsgn_filter(uint_t samplerate); |
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40 | aubio_filter_t * new_aubio_cdsgn_filter(uint_t samplerate); |
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41 | |
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42 | #ifdef __cplusplus |
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43 | } |
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44 | #endif |
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45 | |
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46 | #endif /*FILTER_H*/ |
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