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/* libxtract feature extraction library
 *  
 * Copyright (C) 2006 Jamie Bullock
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * This program 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 General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, 
 * USA.
 */

/* xtract_scalar.h: declares functions that extract a feature as a vector from an input vector */

#ifndef XTRACT_VECTOR_H
#define XTRACT_VECTOR_H

#ifdef __cplusplus
extern "C" {
#endif
        
int xtract_spectrum(const float *data, const int N, const void *argv, float *result);

int xtract_autocorrelation_fft(const float *data, const int N, const void *argv, float *result);

int xtract_mfcc(const float *data, const int N, const void *argv, float *result);

int xtract_dct(const float *data, const int N, const void *argv, float *result);

int xtract_autocorrelation(const float *data, const int N, const void *argv, float *result);

int xtract_amdf(const float *data, const int N, const void *argv, float *result);
    
int xtract_asdf(const float *data, const int N, const void *argv, float *result);
    
int xtract_bark_coefficients(const float *data, const int N, const void *argv, float *result);

int xtract_peak_spectrum(const float *data, const int N, const void *argv, float *result);

int xtract_harmonic_spectrum(const float *data, const int N, const void *argv, float *result);

#ifdef __cplusplus
}
#endif

#endif

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