xtract_helper.h

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/*
 * Copyright (C) 2012 Jamie Bullock
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to
 * deal in the Software without restriction, including without limitation the
 * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
 * sell copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
 * IN THE SOFTWARE.
 *
 */

#ifndef XTRACT_HELPER_H
#define XTRACT_HELPER_H

#ifdef __cplusplus
extern "C" {
#endif

#ifdef _MSC_VER
        #ifndef __cplusplus
                typedef int bool;
                #define false 0
                #define true 1
        #endif
#else
        #include <stdbool.h>
#endif


int xtract_windowed(const double *data, const int N, const void *argv, double *result);

int xtract_features_from_subframes(const double *data, const int N, const int feature, const void *argv, double *result);

int xtract_is_denormal(double const d);

bool xtract_is_poweroftwo(unsigned int x);

    
    int xtract_smoothed(const double *data, const int N, const void *argv, double *result);
    
    
#ifdef __cplusplus
}
#endif

#endif