jamie@141: /*
jamie@141:  * Copyright (C) 2012 Jamie Bullock
jamie@140:  *
jamie@141:  * Permission is hereby granted, free of charge, to any person obtaining a copy
jamie@141:  * of this software and associated documentation files (the "Software"), to
jamie@141:  * deal in the Software without restriction, including without limitation the
jamie@141:  * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
jamie@141:  * sell copies of the Software, and to permit persons to whom the Software is
jamie@141:  * furnished to do so, subject to the following conditions:
jamie@50:  *
jamie@141:  * The above copyright notice and this permission notice shall be included in
jamie@141:  * all copies or substantial portions of the Software.
jamie@50:  *
jamie@141:  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
jamie@141:  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
jamie@141:  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
jamie@141:  * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
jamie@141:  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
jamie@141:  * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
jamie@141:  * IN THE SOFTWARE.
jamie@50:  *
jamie@50:  */
jamie@50: 
jamie@259: #include "xtract/libxtract.h"
jamie@56: #include "xtract_macros_private.h"
jamie@50: #include <stdlib.h>
jamie@50: #include <string.h>
jamie@50: #define XTRACT
jamie@50: 
jamie@140: xtract_function_descriptor_t *xtract_make_descriptors(void)
jamie@140: {
jamie@52: 
jamie@50:     int f , F;
jamie@140:     char *name, *p_name, *desc, *p_desc, *author;
jamie@146:     double *argv_min, *argv_max, *argv_def, *result_min, *result_max;
jamie@56:     int *argc, *year, *argv_donor;
jamie@140:     xtract_vector_t *data_format, *result_format;
jamie@56:     xtract_unit_t *data_unit, *argv_unit, *result_unit;
jamie@108:     xtract_bool_t *is_scalar, *is_delta;
jamie@56:     xtract_function_descriptor_t *fd, *d;
jamie@56:     xtract_type_t *argv_type;
jamie@52: 
jamie@50:     f = F = XTRACT_FEATURES;
jamie@50: 
andrea@211:     fd = (xtract_function_descriptor_t*)malloc(XTRACT_FEATURES * sizeof(xtract_function_descriptor_t));
jamie@50: 
jamie@55:     /* FIX - this file probably needs a rewrite for readability */
jamie@51: 
jamie@140:     while(f--)
jamie@140:     {
jamie@51: 
jamie@108:         d = &fd[f];
jamie@110:         d->id = f;
jamie@108:         argc = &d->argc;
jamie@108:         argv_type = &d->argv.type;
jamie@51: 
jamie@108:         argv_min = &d->argv.min[0];
jamie@108:         argv_max = &d->argv.max[0];
jamie@108:         argv_def = &d->argv.def[0];
jamie@108:         argv_unit = &d->argv.unit[0];
jamie@55: 
jamie@140:         switch (f)
jamie@140:         {
jamie@108:             /* argc = 1 */
jamie@140:         case XTRACT_VARIANCE:
jamie@140:         case XTRACT_SPECTRAL_VARIANCE:
jamie@140:         case XTRACT_STANDARD_DEVIATION:
jamie@140:         case XTRACT_DIFFERENCE_VECTOR:
jamie@140:         case XTRACT_AVERAGE_DEVIATION:
jamie@140:         case XTRACT_SPECTRAL_STANDARD_DEVIATION:
jamie@123:             /* case XTRACT_SPECTRAL_AVERAGE_DEVIATION: */
jamie@140:         case XTRACT_LOWEST_VALUE:
jamie@140:         case XTRACT_TONALITY:
jamie@140:         case XTRACT_MFCC:
jamie@140:         case XTRACT_LPC:
jamie@140:         case XTRACT_LPCC:
jamie@140:             *argv_min = XTRACT_ANY;
jamie@140:             *argv_max = XTRACT_ANY;
jamie@140:             *argv_def = XTRACT_ANY;
jamie@140:             *argv_unit = XTRACT_DBFS;
jamie@140:             break;
jamie@140:         case XTRACT_SPECTRAL_INHARMONICITY:
jamie@146:             *argv_min = 0.0;
jamie@146:             *argv_max = XTRACT_SR_UPPER_LIMIT / 2.0;
jamie@140:             *argv_def = XTRACT_FUNDAMENTAL_DEFAULT;
jamie@140:             *argv_unit = XTRACT_HERTZ;
jamie@140:             break;
jamie@140:         case XTRACT_F0:
jamie@140:         case XTRACT_FAILSAFE_F0:
jamie@161:         case XTRACT_WAVELET_F0:
jamie@205:         case XTRACT_MIDICENT:
jamie@140:             *argv_min = XTRACT_SR_LOWER_LIMIT;
jamie@140:             *argv_max = XTRACT_SR_UPPER_LIMIT;
jamie@140:             *argv_def = XTRACT_SR_DEFAULT;
jamie@140:             *argv_unit = XTRACT_HERTZ;
jamie@140:             break;
jamie@140:         case XTRACT_FLATNESS_DB:
jamie@140:             *argv_min = 0;
jamie@140:             *argv_max = 1.0;
jamie@140:             *argv_def = XTRACT_ANY;
jamie@140:             *argv_unit = XTRACT_DBFS;
jamie@140:             break;
jamie@114:             /* argc = 2 */;
jamie@140:         case XTRACT_ROLLOFF:
jamie@140:             *argv_min  = XTRACT_FFT_BANDS_MIN;
jamie@140:             *argv_max = XTRACT_FFT_BANDS_MAX;
jamie@140:             *argv_def = XTRACT_SPEC_BW_DEF ;
jamie@140:             *argv_unit = XTRACT_HERTZ;
jamie@146:             *(argv_min + 1) = 0.0;
jamie@146:             *(argv_max + 1) = 100.0;
jamie@146:             *(argv_def + 1) = 95.0;
jamie@140:             *(argv_unit + 1) = XTRACT_PERCENT;
jamie@140:             break;
jamie@140:         case XTRACT_PEAK_SPECTRUM:
jamie@146:             *argv_min  = XTRACT_SR_LOWER_LIMIT / 2.0;
jamie@146:             *argv_max = XTRACT_SR_UPPER_LIMIT / 2.0;
jamie@146:             *argv_def = XTRACT_SR_DEFAULT / 2.0;
jamie@140:             *argv_unit = XTRACT_HERTZ;
jamie@146:             *(argv_min + 1) = 0.0;
jamie@146:             *(argv_max + 1) = 100.0 ;
jamie@146:             *(argv_def + 1) = 10.0 ;
jamie@140:             *(argv_unit + 1) = XTRACT_PERCENT;
jamie@140:             break;
jamie@140:         case XTRACT_HARMONIC_SPECTRUM:
jamie@146:             *argv_min = 0.0;
jamie@146:             *argv_max = XTRACT_SR_UPPER_LIMIT / 2.0;
jamie@140:             *argv_def = XTRACT_FUNDAMENTAL_DEFAULT;
jamie@140:             *argv_unit = XTRACT_HERTZ;
jamie@146:             *(argv_min + 1) = 0.0;
jamie@146:             *(argv_max + 1) = 1.0 ;
jamie@146:             *(argv_def + 1) = .1 ;
andrea@211:             *(argv_unit + 1) = (xtract_unit_t)XTRACT_NONE;
jamie@140:             break;
jamie@140:         case XTRACT_NOISINESS:
jamie@140:         case XTRACT_SKEWNESS:
jamie@140:         case XTRACT_KURTOSIS:
jamie@140:         case XTRACT_SPECTRAL_SKEWNESS:
jamie@140:         case XTRACT_SPECTRAL_KURTOSIS:
jamie@140:         case XTRACT_CREST:
jamie@140:             *argv_min = XTRACT_NONE;
jamie@140:             *argv_max = XTRACT_NONE;
jamie@140:             *argv_def = XTRACT_NONE;
andrea@211:             *argv_unit = (xtract_unit_t)XTRACT_NONE;
jamie@140:             *(argv_min + 1) = XTRACT_NONE;
jamie@140:             *(argv_max + 1) = XTRACT_NONE;
jamie@140:             *(argv_def + 1) = XTRACT_NONE;
andrea@211:             *(argv_unit + 1) = (xtract_unit_t)XTRACT_NONE;
jamie@140:             break;
jamie@114:             /* argc = 4 */
jamie@140:         case XTRACT_SPECTRUM:
jamie@140:             *argv_min  = XTRACT_SR_LOWER_LIMIT / XTRACT_FFT_BANDS_MIN;
jamie@140:             *argv_max = XTRACT_SR_UPPER_LIMIT / XTRACT_FFT_BANDS_MAX;
jamie@140:             *argv_def = XTRACT_SR_DEFAULT / XTRACT_FFT_BANDS_DEF;
jamie@140:             *argv_unit = XTRACT_HERTZ;
jamie@140:             *(argv_min + 1) = 0;
jamie@140:             *(argv_max + 1) = 3 ;
jamie@140:             *(argv_def + 1) = 0;
andrea@211:             *(argv_unit + 1) = (xtract_unit_t)XTRACT_NONE;
jamie@140:             *(argv_min + 2) = 0;
jamie@140:             *(argv_max + 2) = 1;
jamie@140:             *(argv_def + 2) = 0;
andrea@211:             *(argv_unit + 2) = (xtract_unit_t)XTRACT_NONE;
jamie@140:             *(argv_min + 3) = 0;
jamie@140:             *(argv_max + 3) = 1;
jamie@140:             *(argv_def + 3) = 0;
andrea@211:             *(argv_unit + 3) = (xtract_unit_t)XTRACT_NONE;
jamie@140:             break;
jamie@140:         case XTRACT_SUBBANDS:
jamie@140:             *argv_min  = XTRACT_ANY;
jamie@140:             *argv_max = XTRACT_ANY;
jamie@140:             *argv_def = XTRACT_MEAN;
andrea@211:             *argv_unit = (xtract_unit_t)XTRACT_NONE;
jamie@140:             *(argv_min + 1) = 1;
jamie@140:             *(argv_max + 1) = 16384;
jamie@140:             *(argv_def + 1) = 4;
andrea@211:             *(argv_unit + 1) = (xtract_unit_t)XTRACT_NONE;
jamie@140:             *(argv_min + 2) = 0;
jamie@140:             *(argv_max + 2) = 32;
jamie@140:             *(argv_def + 2) = 0;
andrea@211:             *(argv_unit + 2) = (xtract_unit_t)XTRACT_NONE;
jamie@140:             *(argv_min + 3) = 0;
jamie@140:             *(argv_max + 3) = XTRACT_ANY;
jamie@140:             *(argv_def + 3) = 0;
jamie@140:             *(argv_unit + 3) = XTRACT_BINS;
jamie@140:             break;
jamie@140:         case XTRACT_BARK_COEFFICIENTS:
jamie@140:             /* BARK_COEFFICIENTS is special because argc = BARK_BANDS */
jamie@140:         case XTRACT_WINDOWED:
jamie@140:             /* WINDOWED is special because argc = window size = N */
jamie@140:         default:
jamie@140:             *argv_min = XTRACT_NONE;
jamie@140:             *argv_max = XTRACT_NONE;
jamie@140:             *argv_def = XTRACT_NONE;
andrea@211:             *argv_unit = (xtract_unit_t)XTRACT_NONE;
jamie@140:             break;
jamie@108:         }
jamie@55: 
jamie@108:         argv_donor = &d->argv.donor[0];
jamie@55: 
jamie@140:         switch (f)
jamie@140:         {
jamie@108:             /* argc = 1 */
jamie@140:         case XTRACT_VARIANCE:
jamie@140:             *argv_donor = XTRACT_MEAN;
jamie@140:             break;
jamie@140:         case XTRACT_SPECTRAL_VARIANCE:
jamie@140:             *argv_donor = XTRACT_SPECTRAL_MEAN;
jamie@140:             break;
jamie@140:         case XTRACT_STANDARD_DEVIATION:
jamie@140:             *argv_donor = XTRACT_VARIANCE;
jamie@140:             break;
jamie@140:         case XTRACT_AVERAGE_DEVIATION:
jamie@140:             *argv_donor = XTRACT_MEAN;
jamie@140:             break;
jamie@140:         case XTRACT_SPECTRAL_STANDARD_DEVIATION:
jamie@140:             *argv_donor = XTRACT_SPECTRAL_VARIANCE;
jamie@140:             break;
jamie@123:             /* case XTRACT_SPECTRAL_AVERAGE_DEVIATION:
jamie@108:                 *argv_donor = XTRACT_SPECTRAL_MEAN;
jamie@123:                 break; */
jamie@140:         case XTRACT_SPECTRAL_INHARMONICITY:
jamie@140:             *argv_donor = XTRACT_FAILSAFE_F0;
jamie@140:             break;
jamie@140:         case XTRACT_FLATNESS_DB:
jamie@140:             *argv_donor = XTRACT_FLATNESS;
jamie@140:             break;
jamie@140:         case XTRACT_TONALITY:
jamie@140:             *argv_donor = XTRACT_FLATNESS_DB;
jamie@140:             break;
jamie@140:         case XTRACT_LOWEST_VALUE:
jamie@140:         case XTRACT_F0:
jamie@140:         case XTRACT_FAILSAFE_F0:
jamie@161:         case XTRACT_WAVELET_F0:
jamie@205:         case XTRACT_MIDICENT:
jamie@140:             *argv_donor = XTRACT_ANY;
jamie@140:             break;
jamie@140:         case XTRACT_MFCC:
jamie@140:             *argv_donor = XTRACT_INIT_MFCC;
jamie@140:             break;
jamie@140:             /* argc = 2 */;
jamie@140:         case XTRACT_ROLLOFF:
jamie@140:         case XTRACT_PEAK_SPECTRUM:
jamie@140:         case XTRACT_FLUX:
jamie@140:         case XTRACT_LNORM:
jamie@140:             *argv_donor = XTRACT_ANY;
jamie@140:             *(argv_donor + 1) = XTRACT_ANY;
jamie@140:             break;
jamie@140:         case XTRACT_SKEWNESS:
jamie@140:         case XTRACT_KURTOSIS:
jamie@140:             *argv_donor = XTRACT_MEAN;
jamie@140:             *(argv_donor + 1) = XTRACT_STANDARD_DEVIATION;
jamie@140:             break;
jamie@140:         case XTRACT_SPECTRAL_SKEWNESS:
jamie@140:         case XTRACT_SPECTRAL_KURTOSIS:
jamie@140:             *argv_donor = XTRACT_SPECTRAL_MEAN;
jamie@140:             *(argv_donor + 1) = XTRACT_SPECTRAL_STANDARD_DEVIATION;
jamie@140:             break;
jamie@140:         case XTRACT_HARMONIC_SPECTRUM:
jamie@140:             *argv_donor = XTRACT_FAILSAFE_F0;
jamie@140:             *(argv_donor + 1) = XTRACT_ANY;
jamie@140:             break;
jamie@140:         case XTRACT_NOISINESS:
jamie@140:             *argv_donor = XTRACT_SUM;
jamie@140:             *(argv_donor + 1) = XTRACT_SUM;
jamie@140:             break;
jamie@140:         case XTRACT_CREST:
jamie@140:             *argv_donor = XTRACT_HIGHEST_VALUE;
jamie@140:             *(argv_donor + 1) = XTRACT_MEAN;
jamie@140:             break;
jamie@140:             /* argc = 4 */
jamie@140:         case XTRACT_SPECTRUM:
jamie@140:             *argv_donor = XTRACT_ANY;
jamie@140:             *(argv_donor + 1) = XTRACT_ANY;
jamie@140:             *(argv_donor + 2) = XTRACT_ANY;
jamie@140:             *(argv_donor + 3) = XTRACT_ANY;
jamie@140:             break;
jamie@140:         case XTRACT_SUBBANDS:
jamie@140:             *argv_donor = XTRACT_ANY;
jamie@140:             *(argv_donor + 1) = XTRACT_ANY;
jamie@140:             *(argv_donor + 2) = XTRACT_ANY;
jamie@140:             *(argv_donor + 3) = XTRACT_ANY;
jamie@140:             break;
jamie@108:             /* BARK_BANDS */
jamie@140:         case XTRACT_BARK_COEFFICIENTS:
jamie@140:             *argv_donor = XTRACT_INIT_BARK;
jamie@140:             break;
jamie@140:         case XTRACT_WINDOWED:
jamie@140:             *argv_donor = XTRACT_INIT_WINDOWED;
jamie@140:             break;
jamie@140:         default:
jamie@140:             *argv_donor = XTRACT_ANY;
jamie@140:             break;
jamie@108:         }
jamie@51: 
jamie@54:         data_format = &d->data.format;
jamie@54: 
jamie@140:         switch(f)
jamie@140:         {
jamie@54: 
jamie@140:         case XTRACT_MEAN:
jamie@140:         case XTRACT_VARIANCE:
jamie@140:         case XTRACT_STANDARD_DEVIATION:
jamie@140:         case XTRACT_AVERAGE_DEVIATION:
jamie@140:         case XTRACT_SKEWNESS:
jamie@140:         case XTRACT_KURTOSIS:
jamie@140:         case XTRACT_LOWEST_VALUE:
jamie@140:         case XTRACT_HIGHEST_VALUE:
jamie@140:         case XTRACT_SUM:
jamie@140:         case XTRACT_WINDOWED:
jamie@140:             *data_format = XTRACT_ARBITRARY_SERIES;
jamie@140:             break;
jamie@140:         case XTRACT_SPECTRAL_MEAN:
jamie@140:         case XTRACT_SPECTRAL_VARIANCE:
jamie@140:         case XTRACT_SPECTRAL_STANDARD_DEVIATION:
jamie@123:             /* case XTRACT_SPECTRAL_AVERAGE_DEVIATION: */
jamie@140:         case XTRACT_SPECTRAL_SKEWNESS:
jamie@140:         case XTRACT_SPECTRAL_KURTOSIS:
jamie@140:         case XTRACT_SPECTRAL_CENTROID:
jamie@140:         case XTRACT_SPECTRAL_SLOPE:
jamie@140:             *data_format = XTRACT_SPECTRAL;
jamie@140:             break;
jamie@140:         case XTRACT_ROLLOFF:
jamie@140:         case XTRACT_NOISINESS:
jamie@140:         case XTRACT_BARK_COEFFICIENTS:
jamie@140:         case XTRACT_CREST:
jamie@140:         case XTRACT_IRREGULARITY_K:
jamie@140:         case XTRACT_IRREGULARITY_J:
jamie@140:         case XTRACT_SMOOTHNESS:
jamie@140:         case XTRACT_FLATNESS:
jamie@140:         case XTRACT_SPREAD:
jamie@140:         case XTRACT_POWER:
jamie@140:         case XTRACT_HPS:
jamie@140:         case XTRACT_PEAK_SPECTRUM:
jamie@140:         case XTRACT_SUBBANDS:
jamie@140:         case XTRACT_MFCC:
jamie@140:             *data_format = XTRACT_SPECTRAL_MAGNITUDES;
jamie@140:             break;
jamie@140:         case XTRACT_LPC:
jamie@140:             *data_format = XTRACT_AUTOCORRELATION_COEFFS;
jamie@140:             break;
jamie@140:         case XTRACT_LPCC:
jamie@140:             *data_format = XTRACT_LPC_COEFFS;
jamie@140:             break;
jamie@140:         case XTRACT_SPECTRAL_INHARMONICITY:
jamie@140:         case XTRACT_HARMONIC_SPECTRUM:
jamie@140:             *data_format = XTRACT_SPECTRAL_PEAKS;
jamie@140:             break;
jamie@140:         case XTRACT_NONZERO_COUNT:
jamie@140:             *data_format = XTRACT_SPECTRAL_PEAKS_MAGNITUDES;
jamie@140:             break;
jamie@140:         case XTRACT_F0:
jamie@140:         case XTRACT_FAILSAFE_F0:
jamie@161:         case XTRACT_WAVELET_F0:
jamie@140:         case XTRACT_SPECTRUM:
jamie@140:         case XTRACT_AUTOCORRELATION:
jamie@140:         case XTRACT_AUTOCORRELATION_FFT:
jamie@140:         case XTRACT_DCT:
jamie@140:         case XTRACT_AMDF:
jamie@140:         case XTRACT_ASDF:
jamie@140:         case XTRACT_ZCR:
jamie@140:         case XTRACT_RMS_AMPLITUDE:
jamie@140:         case XTRACT_FLUX:
jamie@140:         case XTRACT_LNORM:
jamie@140:             *data_format = XTRACT_AUDIO_SAMPLES;
jamie@140:             break;
jamie@140:         case XTRACT_TONALITY:
jamie@140:         case XTRACT_FLATNESS_DB:
jamie@140:             *data_format = XTRACT_NO_DATA;
jamie@140:             break;
jamie@140:         case XTRACT_TRISTIMULUS_1:
jamie@140:         case XTRACT_TRISTIMULUS_2:
jamie@140:         case XTRACT_TRISTIMULUS_3:
jamie@140:         case XTRACT_ODD_EVEN_RATIO:
jamie@140:             *data_format = XTRACT_SPECTRAL_HARMONICS_MAGNITUDES;
jamie@140:             break;
jamie@140:         case XTRACT_LOUDNESS:
jamie@140:         case XTRACT_SHARPNESS:
jamie@140:             *data_format = XTRACT_BARK_COEFFS;
jamie@140:             break;
jamie@140:         case XTRACT_DIFFERENCE_VECTOR:
jamie@140:             *data_format = XTRACT_SUBFRAMES;
jamie@140:             break;
jamie@140:         case XTRACT_ATTACK_TIME:
jamie@140:         case XTRACT_DECAY_TIME:
jamie@205:         case XTRACT_MIDICENT:
jamie@140:         default:
jamie@140:             *data_format = XTRACT_NO_DATA;
jamie@140:             break;
jamie@108:         }
jamie@54: 
jamie@55:         data_unit = &d->data.unit;
jamie@55: 
jamie@140:         switch(f)
jamie@140:         {
jamie@55: 
jamie@140:         case XTRACT_MEAN:
jamie@140:         case XTRACT_VARIANCE:
jamie@140:         case XTRACT_STANDARD_DEVIATION:
jamie@140:         case XTRACT_AVERAGE_DEVIATION:
jamie@140:         case XTRACT_SKEWNESS:
jamie@140:         case XTRACT_KURTOSIS:
jamie@140:         case XTRACT_LOWEST_VALUE:
jamie@140:         case XTRACT_HIGHEST_VALUE:
jamie@140:         case XTRACT_SUM:
jamie@140:         case XTRACT_ZCR:
jamie@140:         case XTRACT_PEAK_SPECTRUM:
jamie@140:         case XTRACT_TRISTIMULUS_1:
jamie@140:         case XTRACT_TRISTIMULUS_2:
jamie@140:         case XTRACT_TRISTIMULUS_3:
jamie@140:         case XTRACT_DCT:
jamie@140:         case XTRACT_AMDF:
jamie@140:         case XTRACT_ASDF:
jamie@140:         case XTRACT_IRREGULARITY_K:
jamie@140:         case XTRACT_IRREGULARITY_J:
jamie@140:         case XTRACT_ATTACK_TIME:
jamie@140:         case XTRACT_DECAY_TIME:
jamie@140:         case XTRACT_DIFFERENCE_VECTOR:
jamie@140:         case XTRACT_FLUX:
jamie@140:         case XTRACT_LNORM:
jamie@140:         case XTRACT_F0:
jamie@140:         case XTRACT_FAILSAFE_F0:
jamie@161:         case XTRACT_WAVELET_F0:
jamie@140:         case XTRACT_MFCC:
jamie@140:         case XTRACT_AUTOCORRELATION:
jamie@140:         case XTRACT_AUTOCORRELATION_FFT:
jamie@140:         case XTRACT_ROLLOFF:
jamie@140:         case XTRACT_NOISINESS:
jamie@140:         case XTRACT_CREST:
jamie@140:         case XTRACT_FLATNESS:
jamie@140:         case XTRACT_FLATNESS_DB:
jamie@140:         case XTRACT_POWER:
jamie@140:         case XTRACT_BARK_COEFFICIENTS:
jamie@140:         case XTRACT_RMS_AMPLITUDE:
jamie@140:         case XTRACT_SMOOTHNESS:
jamie@140:         case XTRACT_SPREAD:
jamie@140:         case XTRACT_SHARPNESS:
jamie@140:         case XTRACT_HPS:
jamie@140:         case XTRACT_SPECTRUM:
jamie@140:         case XTRACT_TONALITY:
jamie@140:         case XTRACT_LOUDNESS:
jamie@140:         case XTRACT_NONZERO_COUNT:
jamie@140:         case XTRACT_LPC:
jamie@140:         case XTRACT_LPCC:
jamie@140:         case XTRACT_WINDOWED:
jamie@140:         case XTRACT_SUBBANDS:
andrea@211:             *data_unit = (xtract_unit_t)XTRACT_ANY;
jamie@140:             break;
jamie@140:         case XTRACT_SPECTRAL_MEAN:
jamie@140:         case XTRACT_SPECTRAL_VARIANCE:
jamie@140:         case XTRACT_SPECTRAL_STANDARD_DEVIATION:
jamie@123:             /* case XTRACT_SPECTRAL_AVERAGE_DEVIATION: */
jamie@140:         case XTRACT_SPECTRAL_SKEWNESS:
jamie@140:         case XTRACT_SPECTRAL_KURTOSIS:
jamie@140:         case XTRACT_SPECTRAL_CENTROID:
jamie@140:         case XTRACT_SPECTRAL_SLOPE:
jamie@140:         case XTRACT_HARMONIC_SPECTRUM:
jamie@140:         case XTRACT_SPECTRAL_INHARMONICITY:
jamie@140:             *data_unit = XTRACT_ANY_AMPLITUDE_HERTZ;
jamie@140:             break;
jamie@140:         case XTRACT_ODD_EVEN_RATIO:
jamie@140:             *data_unit = XTRACT_HERTZ;
jamie@140:             break;
jamie@108:         }
jamie@55: 
jamie@108:         name = d->algo.name;
jamie@108:         p_name = d->algo.p_name;
jamie@108:         desc = d->algo.desc;
jamie@108:         p_desc = d->algo.p_desc;
jamie@108:         author = d->algo.author;
jamie@108:         year = &d->algo.year;
jamie@51: 
jamie@108:         strcpy(author, "");
jamie@108:         *year = 0;
jamie@51: 
jamie@140:         switch(f)
jamie@140:         {
jamie@140:         case XTRACT_MEAN:
jamie@140:             strcpy(name, "mean");
jamie@140:             strcpy(p_name, "Mean");
jamie@140:             strcpy(desc, "Extract the mean of an input vector");
jamie@140:             strcpy(p_desc, "Extract the mean of a range of values");
jamie@140:             strcpy(author, "");
jamie@140:             break;
jamie@140:         case XTRACT_VARIANCE:
jamie@140:             strcpy(name, "variance");
jamie@140:             strcpy(p_name, "Variance");
jamie@140:             strcpy(desc, "Extract the variance of an input vector");
jamie@140:             strcpy(p_desc, "Extract the variance of a range of values");
jamie@140:             strcpy(author, "");
jamie@140:             break;
jamie@140:         case XTRACT_STANDARD_DEVIATION:
jamie@140:             strcpy(name, "standard_deviation");
jamie@140:             strcpy(p_name, "Standard Deviation");
jamie@140:             strcpy(desc,
jamie@140:                    "Extract the standard deviation of an input vector");
jamie@140:             strcpy(p_desc,
jamie@140:                    "Extract the standard deviation of a range of values");
jamie@140:             strcpy(author, "");
jamie@140:             break;
jamie@140:         case XTRACT_AVERAGE_DEVIATION:
jamie@140:             strcpy(name, "average_deviation");
jamie@140:             strcpy(p_name, "Average Deviation");
jamie@140:             strcpy(desc,
jamie@140:                    "Extract the average deviation of an input vector");
jamie@140:             strcpy(p_desc,
jamie@140:                    "Extract the average deviation of a range of values");
jamie@140:             strcpy(author, "");
jamie@140:             break;
jamie@140:         case XTRACT_SKEWNESS:
jamie@140:             strcpy(name, "skewness");
jamie@140:             strcpy(p_name, "Skewness");
jamie@140:             strcpy(desc,
jamie@140:                    "Extract the skewness of an input vector");
jamie@140:             strcpy(p_desc,
jamie@140:                    "Extract the skewness of a range of values");
jamie@140:             strcpy(author, "");
jamie@140:             break;
jamie@140:         case XTRACT_KURTOSIS:
jamie@140:             strcpy(name, "kurtosis");
jamie@140:             strcpy(p_name, "Kurtosis");
jamie@140:             strcpy(desc,
jamie@140:                    "Extract the kurtosis of an input vector");
jamie@140:             strcpy(p_desc,
jamie@140:                    "Extract the kurtosis of a range of values");
jamie@140:             strcpy(author, "");
jamie@140:             break;
jamie@140:         case XTRACT_SPECTRAL_MEAN:
jamie@140:             strcpy(name, "spectral_mean");
jamie@140:             strcpy(p_name, "Spectral Mean");
jamie@140:             strcpy(desc, "Extract the mean of an input spectrum");
jamie@140:             strcpy(p_desc, "Extract the mean of an audio spectrum");
jamie@140:             strcpy(author, "");
jamie@140:             break;
jamie@140:         case XTRACT_SPECTRAL_VARIANCE:
jamie@140:             strcpy(name, "spectral_variance");
jamie@140:             strcpy(p_name, "Spectral Variance");
jamie@140:             strcpy(desc, "Extract the variance of an input spectrum");
jamie@140:             strcpy(p_desc, "Extract the variance of an audio spectrum");
jamie@140:             strcpy(author, "");
jamie@140:             break;
jamie@140:         case XTRACT_SPECTRAL_STANDARD_DEVIATION:
jamie@140:             strcpy(name, "spectral_standard_deviation");
jamie@140:             strcpy(p_name, "Spectral Standard Deviation");
jamie@140:             strcpy(desc,
jamie@140:                    "Extract the standard deviation of an input spectrum");
jamie@140:             strcpy(p_desc,
jamie@140:                    "Extract the standard deviation of an audio spectrum");
jamie@140:             strcpy(author, "");
jamie@140:             break;
jamie@123:             /* case XTRACT_SPECTRAL_AVERAGE_DEVIATION:
jamie@108:                 strcpy(name, "spectral_average_deviation");
jamie@108:                 strcpy(p_name, "Spectral Average Deviation");
jamie@140:                 strcpy(desc,
jamie@108:                         "Extract the average deviation of an input spectrum");
jamie@140:                 strcpy(p_desc,
jamie@108:                         "Extract the average deviation of an audio spectrum");
jamie@108:                 strcpy(author, "");
jamie@108:                 break;
jamie@123:                 */
jamie@140:         case XTRACT_ROLLOFF:
jamie@140:             strcpy(name, "rolloff");
jamie@140:             strcpy(p_name, "Spectral Rolloff");
jamie@140:             strcpy(desc,
jamie@140:                    "Extract the rolloff point of a spectrum");
jamie@140:             strcpy(p_desc,
jamie@140:                    "Extract the rolloff point of an audio spectrum");
jamie@140:             strcpy(author, "Bee Suan Ong");
jamie@140:             *year = 2005;
jamie@140:             break;
jamie@140:         case XTRACT_SPECTRAL_INHARMONICITY:
jamie@140:             strcpy(name, "spectral_inharmonicity");
jamie@140:             strcpy(p_name, "Inharmonicity");
jamie@140:             strcpy(desc, "Extract the inharmonicity of a spectrum");
jamie@140:             strcpy(p_desc,
jamie@140:                    "Extract the inharmonicity of an audio spectrum");
jamie@140:             break;
jamie@140:         case XTRACT_SPECTRUM:
jamie@140:             strcpy(name, "spectrum");
jamie@140:             strcpy(p_name, "Spectrum");
jamie@140:             strcpy(desc,
jamie@140:                    "Extract the spectrum of an input vector");
jamie@140:             strcpy(p_desc,
jamie@140:                    "Extract the spectrum of an audio signal");
jamie@140:             strcpy(author, "");
jamie@140:             break;
jamie@140:         case XTRACT_ODD_EVEN_RATIO:
jamie@140:             strcpy(name, "odd_even_ratio");
jamie@140:             strcpy(p_name, "Odd/even Harmonic Ratio");
jamie@140:             strcpy(desc,
jamie@140:                    "Extract the odd-to-even harmonic ratio of a spectrum");
jamie@140:             strcpy(p_desc,
jamie@140:                    "Extract the odd-to-even harmonic ratio of an audio spectrum");
jamie@140:             strcpy(author, "");
jamie@140:             break;
jamie@140:         case XTRACT_LOWEST_VALUE:
jamie@140:             strcpy(name, "lowest_value");
jamie@140:             strcpy(p_name, "Lowest Value");
jamie@140:             strcpy(desc, "Extract the lowest value from an input vector");
jamie@140:             strcpy(p_desc, "Extract the lowest value from a given range");
jamie@140:             strcpy(author, "");
jamie@140:             break;
jamie@140:         case XTRACT_F0:
jamie@140:             strcpy(name, "f0");
jamie@140:             strcpy(p_name, "Fundamental Frequency");
jamie@140:             strcpy(desc, "Extract the fundamental frequency	of a signal");
jamie@140:             strcpy(p_desc,
jamie@140:                    "Extract the fundamental frequency of an audio signal");
jamie@140:             strcpy(author, "Jamie Bullock");
jamie@140:             break;
jamie@140:         case XTRACT_FAILSAFE_F0:
jamie@140:             strcpy(name, "failsafe_f0");
jamie@140:             strcpy(p_name, "Fundamental Frequency (failsafe)");
jamie@140:             strcpy(desc, "Extract the fundamental frequency of a signal (failsafe)");
jamie@140:             strcpy(p_desc,
jamie@140:                    "Extract the fundamental frequency of an audio signal (failsafe)");
jamie@140:             strcpy(author, "Jamie Bullock");
jamie@140:             break;
jamie@161:         case XTRACT_WAVELET_F0:
jamie@161:             strcpy(name, "wavelet_f0");
jamie@161:             strcpy(p_name, "Fundamental Frequency (wavelet method)");
jamie@161:             strcpy(desc, "Extract the fundamental frequency of a signal (wavelet method)");
jamie@161:             strcpy(p_desc,
jamie@161:                    "Extract the fundamental frequency of an audio signal (wavelet method)");
jamie@161:             strcpy(author, "Antoine Schmitt");
jamie@161:             break;
jamie@205:         case XTRACT_MIDICENT:
jamie@205:                 strcpy(name, "midicent");
jamie@205:                 strcpy(p_name, "Frequency to MIDI Cent conversion");
jamie@205:                 strcpy(desc, "Convert frequency in Hertz to Pitch in MIDI cents");
jamie@205:                 strcpy(p_desc, "Convert frequency in Hertz to Pitch in MIDI cents");
jamie@205:                 strcpy(author, "Jamie Bullock");
jamie@205:                 break;
jamie@140:         case XTRACT_TONALITY:
jamie@140:             strcpy(name, "tonality");
jamie@140:             strcpy(p_name, "Tonality");
jamie@140:             strcpy(desc, "Extract the tonality of a spectrum");
jamie@140:             strcpy(p_desc, "Extract the tonality an audio spectrum");
jamie@140:             strcpy(author, "J. D. Johnston");
jamie@140:             *year = 1988;
jamie@140:             break;
jamie@140:         case XTRACT_SPECTRAL_SKEWNESS:
jamie@140:             strcpy(name, "spectral_skewness");
jamie@140:             strcpy(p_name, "Spectral Skewness");
jamie@140:             strcpy(desc, "Extract the skewness of an input spectrum");
jamie@140:             strcpy(p_desc, "Extract the skewness of an audio spectrum");
jamie@140:             strcpy(author, "");
jamie@140:             break;
jamie@140:         case XTRACT_SPECTRAL_KURTOSIS:
jamie@140:             strcpy(name, "spectral_kurtosis");
jamie@140:             strcpy(p_name, "Spectral Kurtosis");
jamie@140:             strcpy(desc, "Extract the kurtosis of an input spectrum");
jamie@140:             strcpy(p_desc, "Extract the kurtosis of an audio spectrum");
jamie@140:             strcpy(author, "");
jamie@140:             break;
jamie@140:         case XTRACT_PEAK_SPECTRUM:
jamie@140:             strcpy(name, "peak_spectrum");
jamie@140:             strcpy(p_name, "Peak Spectrum");
jamie@140:             strcpy(desc, "Extract the spectral peaks from of a spectrum");
jamie@140:             strcpy(p_desc,
jamie@140:                    "Extract the spectral peaks from an audio spectrum");
jamie@140:             strcpy(author, "");
jamie@140:             break;
jamie@140:         case XTRACT_HARMONIC_SPECTRUM:
jamie@140:             strcpy(name, "harmonic_spectrum");
jamie@140:             strcpy(p_name, "Harmonic Spectrum");
jamie@140:             strcpy(desc, "Extract the harmonics from a spectrum");
jamie@140:             strcpy(p_desc, "Extract the harmonics from an audio spectrum");
jamie@140:             strcpy(author, "");
jamie@140:             break;
jamie@140:         case XTRACT_NOISINESS:
jamie@140:             strcpy(name, "noisiness");
jamie@140:             strcpy(p_name, "Noisiness");
jamie@140:             strcpy(desc, "Extract the noisiness of a spectrum");
jamie@140:             strcpy(p_desc, "Extract the noisiness of an audio  spectrum");
jamie@140:             strcpy(author, "Tae Hong Park");
jamie@140:             *year = 2000;
jamie@140:             break;
jamie@140:         case XTRACT_CREST:
jamie@140:             strcpy(name, "crest");
jamie@140:             strcpy(p_name, "Spectral Crest Measure");
jamie@140:             strcpy(desc,
jamie@140:                    "Extract the spectral crest measure of a spectrum");
jamie@140:             strcpy(p_desc,
jamie@140:                    "Extract the spectral crest measure of an audio spectrum");
jamie@140:             strcpy(author, "Peeters");
jamie@140:             *year = 2003;
jamie@140:             break;
jamie@140:         case XTRACT_MFCC:
jamie@140:             strcpy(name, "mfcc");
jamie@140:             strcpy(p_name, "Mel-Frequency Cepstral Coefficients");
jamie@140:             strcpy(desc, "Extract MFCC from a spectrum");
jamie@140:             strcpy(p_desc, "Extract MFCC from an audio spectrum");
jamie@140:             strcpy(author, "Rabiner");
jamie@140:             break;
jamie@140:         case XTRACT_LPC:
jamie@140:             strcpy(name, "lpc");
jamie@140:             strcpy(p_name, "Linear predictive coding coefficients");
jamie@140:             strcpy(desc, "Extract LPC from autocorrelation coefficients");
jamie@140:             strcpy(p_desc,
jamie@140:                    "Extract LPC from autocorrelation coefficients");
jamie@140:             strcpy(author,
jamie@140:                    "Rabiner and Juang as implemented by Jutta Degener");
jamie@140:             *year = 1994;
jamie@140:             break;
jamie@140:         case XTRACT_LPCC:
jamie@140:             strcpy(name, "lpcc");
jamie@140:             strcpy(p_name, "Linear predictive coding cepstral coefficients");
jamie@140:             strcpy(desc, "Extract LPC cepstrum from LPC coefficients");
jamie@140:             strcpy(p_desc,
jamie@140:                    "Extract LPC cepstrum from LPC coefficients");
jamie@140:             strcpy(author, "Rabiner and Juang");
jamie@140:             *year = 1993;
jamie@140:             break;
jamie@140:         case XTRACT_SUBBANDS:
jamie@140:             strcpy(name, "subbands");
jamie@140:             strcpy(p_name, "Sub band coefficients");
jamie@140:             strcpy(desc, "Extract subband coefficients from spectral magnitudes");
jamie@140:             strcpy(p_desc,
jamie@140:                    "Extract subband coefficients from spectral magnitudes");
jamie@140:             strcpy(author, "");
jamie@140:             break;
jamie@140:         case XTRACT_BARK_COEFFICIENTS:
jamie@140:             strcpy(name, "bark_coefficients");
jamie@140:             strcpy(p_name, "Bark Coefficients");
jamie@140:             strcpy(desc, "Extract bark coefficients from a spectrum");
jamie@140:             strcpy(p_desc,
jamie@140:                    "Extract bark coefficients from an audio spectrum");
jamie@140:             strcpy(author, "");
jamie@140:             break;
jamie@140:         case XTRACT_SPECTRAL_CENTROID:
jamie@140:             strcpy(name, "spectral_centroid");
jamie@140:             strcpy(p_name, "Spectral Centroid");
jamie@140:             strcpy(desc, "Extract the spectral centroid of a spectrum");
jamie@140:             strcpy(p_desc,
jamie@140:                    "Extract the spectral centroid of an audio spectrum");
jamie@140:             strcpy(author, "");
jamie@140:             break;
jamie@140:         case XTRACT_IRREGULARITY_K:
jamie@140:             strcpy(name, "irregularity_k");
jamie@140:             strcpy(p_name, "Irregularity I");
jamie@140:             strcpy(desc, "Extract the irregularity (type I) of a spectrum");
jamie@140:             strcpy(p_desc,
jamie@140:                    "Extract the irregularity (type I) of an audio spectrum");
jamie@140:             strcpy(author, "Krimphoff");
jamie@140:             *year = 1994;
jamie@140:             break;
jamie@140:         case XTRACT_IRREGULARITY_J:
jamie@140:             strcpy(name, "irregularity_j");
jamie@140:             strcpy(p_name, "Irregularity II");
jamie@140:             strcpy(desc, "Extract the irregularity (type II) of a spectrum");
jamie@140:             strcpy(p_desc,
jamie@140:                    "Extract the irregularity (type II) of an audio spectrum");
jamie@140:             strcpy(author, "Jensen");
jamie@140:             *year = 1999;
jamie@140:             break;
jamie@140:         case XTRACT_TRISTIMULUS_1:
jamie@140:             strcpy(name, "tristimulus_1");
jamie@140:             strcpy(p_name, "Tristimulus I");
jamie@140:             strcpy(desc, "Extract the tristimulus (type I) of a spectrum");
jamie@140:             strcpy(p_desc,
jamie@140:                    "Extract the tristimulus (type I) of an audio spectrum");
jamie@140:             strcpy(author, "Pollard and Jansson");
jamie@140:             *year = 1982;
jamie@140:             break;
jamie@140:         case XTRACT_TRISTIMULUS_2:
jamie@140:             strcpy(name, "tristimulus_2");
jamie@140:             strcpy(p_name, "Tristimulus II");
jamie@140:             strcpy(desc, "Extract the tristimulus (type II) of a spectrum");
jamie@140:             strcpy(p_desc,
jamie@140:                    "Extract the tristimulus (type II) of an audio spectrum");
jamie@140:             strcpy(author, "Pollard and Jansson");
jamie@140:             *year = 1982;
jamie@140:             break;
jamie@140:         case XTRACT_TRISTIMULUS_3:
jamie@140:             strcpy(name, "tristimulus_3");
jamie@140:             strcpy(p_name, "Tristimulus III");
jamie@140:             strcpy(desc,
jamie@140:                    "Extract the tristimulus (type III) of a spectrum");
jamie@140:             strcpy(p_desc,
jamie@140:                    "Extract the tristimulus (type III) of an audio spectrum");
jamie@140:             strcpy(author, "Pollard and Jansson");
jamie@140:             *year = 1982;
jamie@140:             break;
jamie@140:         case XTRACT_SMOOTHNESS:
jamie@140:             strcpy(name, "smoothness");
jamie@140:             strcpy(p_name, "Spectral Smoothness");
jamie@140:             strcpy(desc, "Extract the spectral smoothness of a spectrum");
jamie@140:             strcpy(p_desc,
jamie@140:                    "Extract the spectral smoothness of an audio spectrum");
jamie@140:             strcpy(author, "McAdams");
jamie@140:             *year = 1999;
jamie@140:             break;
jamie@140:         case XTRACT_FLATNESS:
jamie@140:             strcpy(name, "flatness");
jamie@140:             strcpy(p_name, "Spectral Flatness");
jamie@140:             strcpy(desc, "Extract the spectral flatness of a spectrum");
jamie@140:             strcpy(p_desc,
jamie@140:                    "Extract the spectral flatness of an audio spectrum");
jamie@140:             strcpy(author, "Tristan Jehan");
jamie@140:             *year = 2005;
jamie@140:             break;
jamie@140:         case XTRACT_FLATNESS_DB:
jamie@140:             strcpy(name, "flatness_db");
jamie@140:             strcpy(p_name, "Log Spectral Flatness");
jamie@140:             strcpy(desc, "Extract the log spectral flatness of a spectrum");
jamie@140:             strcpy(p_desc,
jamie@140:                    "Extract the log spectral flatness of an audio spectrum");
jamie@140:             strcpy(author, "Peeters");
jamie@140:             *year = 2003;
jamie@140:             break;
jamie@140:         case XTRACT_SPREAD:
jamie@140:             strcpy(name, "spread");
jamie@140:             strcpy(p_name, "Spectral Spread");
jamie@140:             strcpy(desc, "Extract the spectral spread of a spectrum");
jamie@140:             strcpy(p_desc,
jamie@140:                    "Extract the spectral spread of an audio spectrum");
jamie@140:             strcpy(author, "Norman Casagrande");
jamie@140:             *year = 2005;
jamie@140:             break;
jamie@140:         case XTRACT_ZCR:
jamie@140:             strcpy(name, "zcr");
jamie@140:             strcpy(p_name, "Zero Crossing Rate");
jamie@140:             strcpy(desc, "Extract the zero crossing rate of a vector");
jamie@140:             strcpy(p_desc,
jamie@140:                    "Extract the zero crossing rate of an audio signal");
jamie@140:             strcpy(author, "");
jamie@140:             break;
jamie@140:         case XTRACT_LOUDNESS:
jamie@140:             strcpy(name, "loudness");
jamie@140:             strcpy(p_name, "Loudness");
jamie@140:             strcpy(desc,
jamie@140:                    "Extract the loudness of a signal from its spectrum");
jamie@140:             strcpy(p_desc,
jamie@140:                    "Extract the loudness of an audio signal from its spectrum");
jamie@140:             strcpy(author, "Moore, Glasberg et al");
jamie@140:             *year = 2005;
jamie@140:             break;
jamie@140:         case XTRACT_HIGHEST_VALUE:
jamie@140:             strcpy(name, "highest_value");
jamie@140:             strcpy(p_name, "Highest Value");
jamie@140:             strcpy(desc, "Extract the highest value from an input vector");
jamie@140:             strcpy(p_desc, "Extract the highest value from a given range");
jamie@140:             strcpy(author, "");
jamie@140:             break;
jamie@140:         case XTRACT_SUM:
jamie@140:             strcpy(name, "sum");
jamie@140:             strcpy(p_name, "Sum of Values");
jamie@140:             strcpy(desc,
jamie@140:                    "Extract the sum of the values in an input vector");
jamie@140:             strcpy(p_desc,
jamie@140:                    "Extract the sum of the values in a given range");
jamie@140:             strcpy(author, "");
jamie@140:             break;
jamie@140:         case XTRACT_RMS_AMPLITUDE:
jamie@140:             strcpy(name, "rms_amplitude");
jamie@140:             strcpy(p_name, "RMS Amplitude");
jamie@140:             strcpy(desc, "Extract the RMS amplitude of a signal");
jamie@140:             strcpy(p_desc, "Extract the RMS amplitude of an audio signal");
jamie@140:             strcpy(author, "");
jamie@140:             break;
jamie@140:         case XTRACT_POWER:
jamie@140:             strcpy(name, "power");
jamie@140:             strcpy(p_name, "Spectral Power");
jamie@140:             strcpy(desc, "Extract the spectral power of a spectrum");
jamie@140:             strcpy(p_desc,
jamie@140:                    "Extract the spectral power of an audio spectrum");
jamie@140:             strcpy(author, "Bee Suan Ong");
jamie@140:             *year = 2005;
jamie@140:             break;
jamie@140:         case XTRACT_SHARPNESS:
jamie@140:             strcpy(name, "sharpness");
jamie@140:             strcpy(p_name, "Spectral Sharpness");
jamie@140:             strcpy(desc, "Extract the spectral sharpness of a spectrum");
jamie@140:             strcpy(p_desc,
jamie@140:                    "Extract the spectral sharpness of an audio spectrum");
jamie@140:             strcpy(author, "");
jamie@140:             break;
jamie@140:         case XTRACT_SPECTRAL_SLOPE:
jamie@140:             strcpy(name, "spectral_slope");
jamie@140:             strcpy(p_name, "Spectral Slope");
jamie@140:             strcpy(desc, "Extract the spectral slope of a spectrum");
jamie@140:             strcpy(p_desc,
jamie@140:                    "Extract the spectral slope of an audio spectrum");
jamie@140:             strcpy(author, "");
jamie@140:             break;
jamie@140:         case XTRACT_HPS:
jamie@140:             strcpy(name, "hps");
jamie@140:             strcpy(p_name, "Harmonic Product Spectrum");
jamie@140:             strcpy(desc,
jamie@140:                    "Extract the harmonic product spectrum of a spectrum");
jamie@140:             strcpy(p_desc,
jamie@140:                    "Extract the harmonic product spectrum of an audio spectrum");
jamie@140:             strcpy(author, "");
jamie@140:             break;
jamie@140:         case XTRACT_FLUX:
jamie@140:             strcpy(name, "flux");
jamie@140:             strcpy(p_name, "Spectral Flux");
jamie@140:             strcpy(desc, "Extract the spectral flux of a spectrum");
jamie@140:             strcpy(p_desc,
jamie@140:                    "Extract the spectral flux of an audio spectrum");
jamie@140:             strcpy(author, "");
jamie@140:             break;
jamie@140:         case XTRACT_LNORM:
jamie@140:             strcpy(name, "lnorm");
jamie@140:             strcpy(p_name, "L-norm");
jamie@140:             strcpy(desc, "Extract the L-norm of a vector");
jamie@140:             strcpy(p_desc, "Extract the L-norm of a vector");
jamie@140:             strcpy(author, "");
jamie@140:             break;
jamie@140:         case XTRACT_ATTACK_TIME:
jamie@140:             strcpy(name, "attack_time");
jamie@140:             strcpy(p_name, "Attack Time");
jamie@140:             strcpy(desc, "Extract the attack time of a signal");
jamie@140:             strcpy(p_desc, "Extract the attack time of an audio signal");
jamie@140:             strcpy(author, "");
jamie@140:             break;
jamie@140:         case XTRACT_DECAY_TIME:
jamie@140:             strcpy(name, "decay_time");
jamie@140:             strcpy(p_name, "Decay Time");
jamie@140:             strcpy(desc, "Extract the decay time of a signal");
jamie@140:             strcpy(p_desc, "Extract the decay time of an audio signal");
jamie@140:             strcpy(author, "");
jamie@140:             break;
jamie@140:         case XTRACT_DIFFERENCE_VECTOR:
jamie@140:             strcpy(name, "difference_vector");
jamie@140:             strcpy(p_name, "Difference vector");
jamie@140:             strcpy(desc, "Extract the difference between two vectors");
jamie@140:             strcpy(p_desc, "Extract the difference between two vectors");
jamie@140:             strcpy(author, "");
jamie@140:             break;
jamie@140:         case XTRACT_AUTOCORRELATION_FFT:
jamie@140:             strcpy(name, "autocorrelation_fft");
jamie@140:             strcpy(p_name, "Autocorrelation (FFT method)");
jamie@140:             strcpy(desc, "Extract the autocorrelation of a signal (fft method)");
jamie@140:             strcpy(p_desc, "Extract the autocorrelation of an audio signal (fft method)");
jamie@140:             strcpy(author, "");
jamie@140:             break;
jamie@140:         case XTRACT_DCT:
jamie@140:             strcpy(name, "dct");
jamie@140:             strcpy(p_name, "Discrete Cosine Transform");
jamie@140:             strcpy(desc, "Extract the DCT of a signal");
jamie@140:             strcpy(p_desc, "Extract the DCT of an audio signal");
jamie@140:             strcpy(author, "");
jamie@140:             break;
jamie@140:         case XTRACT_AUTOCORRELATION:
jamie@140:             strcpy(name, "autocorrelation");
jamie@140:             strcpy(p_name, "Autocorrelation");
jamie@140:             strcpy(desc, "Extract the autocorrelation of a signal");
jamie@140:             strcpy(p_desc,
jamie@140:                    "Extract the autocorrelation of an audio signal");
jamie@140:             strcpy(author, "");
jamie@140:             break;
jamie@140:         case XTRACT_AMDF:
jamie@140:             strcpy(name, "amdf");
jamie@140:             strcpy(p_name, "Average Magnitude Difference Function");
jamie@140:             strcpy(desc, "Extract the AMDF of a signal");
jamie@140:             strcpy(p_desc, "Extract the AMDF of an audio signal");
jamie@140:             strcpy(author, "");
jamie@140:             break;
jamie@140:         case XTRACT_ASDF:
jamie@140:             strcpy(name, "asdf");
jamie@140:             strcpy(p_name, "Average Squared Difference Function");
jamie@140:             strcpy(desc, "Extract the ASDF of a signal");
jamie@140:             strcpy(p_desc, "Extract the ASDF of an audio signal");
jamie@140:             strcpy(author, "");
jamie@140:             break;
jamie@140:         case XTRACT_NONZERO_COUNT:
jamie@140:             strcpy(name, "nonzero_count");
jamie@140:             strcpy(p_name, "Non-zero count");
jamie@140:             strcpy(desc,
jamie@140:                    "Extract the number of non-zero elements in the input vector");
jamie@140:             strcpy(p_desc,
jamie@140:                    "Extract the number of non-zero elements in an input spectrum");
jamie@140:             strcpy(author, "");
jamie@140:             break;
jamie@140:         case XTRACT_WINDOWED:
jamie@140:             strcpy(name, "windowed");
jamie@140:             strcpy(p_name, "Windowed frame");
jamie@140:             strcpy(desc, "Apply a window function to a frame of data");
jamie@140:             strcpy(p_desc, "Apply a window function to a frame of data");
jamie@140:             strcpy(author, "");
jamie@140:             break;
jamie@140:         default:
jamie@140:             strcpy(name, "");
jamie@140:             strcpy(p_name, "");
jamie@140:             strcpy(desc, "");
jamie@140:             strcpy(p_desc, "");
jamie@140:             strcpy(author, "");
jamie@140:             break;
jamie@108:         }
jamie@55: 
jamie@140:         switch(f)
jamie@140:         {
jamie@55: 
jamie@140:         case XTRACT_VARIANCE:
jamie@140:         case XTRACT_STANDARD_DEVIATION:
jamie@140:         case XTRACT_AVERAGE_DEVIATION:
jamie@140:         case XTRACT_SPECTRAL_VARIANCE:
jamie@140:         case XTRACT_SPECTRAL_STANDARD_DEVIATION:
jamie@123:             /* case XTRACT_SPECTRAL_AVERAGE_DEVIATION: */
jamie@140:         case XTRACT_SPECTRAL_INHARMONICITY:
jamie@140:         case XTRACT_LOWEST_VALUE:
jamie@140:         case XTRACT_F0:
jamie@140:         case XTRACT_FAILSAFE_F0:
jamie@161:         case XTRACT_WAVELET_F0:
jamie@205:         case XTRACT_MIDICENT:
jamie@140:         case XTRACT_FLATNESS_DB:
jamie@140:         case XTRACT_TONALITY:
jamie@140:             *argc = 1;
jamie@140:             *argv_type = XTRACT_FLOAT;
jamie@140:             break;
jamie@140:         case XTRACT_SKEWNESS:
jamie@140:         case XTRACT_KURTOSIS:
jamie@140:         case XTRACT_SPECTRAL_SKEWNESS:
jamie@140:         case XTRACT_SPECTRAL_KURTOSIS:
jamie@140:         case XTRACT_PEAK_SPECTRUM:
jamie@140:         case XTRACT_HARMONIC_SPECTRUM:
jamie@140:         case XTRACT_NOISINESS:
jamie@140:         case XTRACT_CREST:
jamie@140:         case XTRACT_ROLLOFF:
jamie@140:         case XTRACT_FLUX:
jamie@140:         case XTRACT_LNORM:
jamie@140:             *argc = 2;
jamie@140:             *argv_type = XTRACT_FLOAT;
jamie@140:             break;
jamie@140:         case XTRACT_SPECTRUM:
jamie@140:             *argc = 4;
jamie@140:             *argv_type = XTRACT_FLOAT;
jamie@140:             break;
jamie@140:         case XTRACT_SUBBANDS:
jamie@140:             *argc = 4;
jamie@140:             *argv_type = XTRACT_INT;
jamie@140:             break;
jamie@140:         case XTRACT_MFCC:
jamie@140:             *argc = 1;
jamie@140:             *argv_type = XTRACT_MEL_FILTER;
jamie@140:             break;
jamie@140:         case XTRACT_LPCC:
jamie@140:             *argc = 1;
jamie@140:             *argv_type = XTRACT_INT;
jamie@140:             break;
jamie@140:         case XTRACT_BARK_COEFFICIENTS:
jamie@140:             *argc = XTRACT_BARK_BANDS;
jamie@140:             *argv_type = XTRACT_INT;
jamie@140:             break;
jamie@140:         case XTRACT_WINDOWED:
jamie@140:             *argc = XTRACT_WINDOW_SIZE;
jamie@140:             *argv_type = XTRACT_FLOAT;
jamie@140:             break;
jamie@140:         case XTRACT_MEAN:
jamie@140:         case XTRACT_SPECTRAL_MEAN:
jamie@140:         case XTRACT_SPECTRAL_CENTROID:
jamie@140:         case XTRACT_IRREGULARITY_K:
jamie@140:         case XTRACT_IRREGULARITY_J:
jamie@140:         case XTRACT_TRISTIMULUS_1:
jamie@140:         case XTRACT_TRISTIMULUS_2:
jamie@140:         case XTRACT_TRISTIMULUS_3:
jamie@140:         case XTRACT_SMOOTHNESS:
jamie@140:         case XTRACT_FLATNESS:
jamie@140:         case XTRACT_SPREAD:
jamie@140:         case XTRACT_ZCR:
jamie@140:         case XTRACT_LOUDNESS:
jamie@140:         case XTRACT_HIGHEST_VALUE:
jamie@140:         case XTRACT_SUM:
jamie@140:         case XTRACT_RMS_AMPLITUDE:
jamie@140:         case XTRACT_POWER:
jamie@140:         case XTRACT_SHARPNESS:
jamie@140:         case XTRACT_SPECTRAL_SLOPE:
jamie@140:         case XTRACT_HPS:
jamie@140:         case XTRACT_ATTACK_TIME:
jamie@140:         case XTRACT_DECAY_TIME:
jamie@140:         case XTRACT_DIFFERENCE_VECTOR:
jamie@140:         case XTRACT_AUTOCORRELATION_FFT:
jamie@140:         case XTRACT_DCT:
jamie@140:         case XTRACT_AUTOCORRELATION:
jamie@140:         case XTRACT_AMDF:
jamie@140:         case XTRACT_ASDF:
jamie@140:         case XTRACT_NONZERO_COUNT:
jamie@140:         case XTRACT_ODD_EVEN_RATIO:
jamie@140:         case XTRACT_LPC:
jamie@140:         default:
jamie@140:             *argc = 0;
jamie@140:             break;
jamie@108:         }
jamie@55: 
jamie@108:         is_scalar = &d->is_scalar;
jamie@108: 
jamie@140:         switch(f)
jamie@140:         {
jamie@140:         case XTRACT_MEAN:
jamie@140:         case XTRACT_VARIANCE:
jamie@140:         case XTRACT_STANDARD_DEVIATION:
jamie@140:         case XTRACT_AVERAGE_DEVIATION:
jamie@140:         case XTRACT_SKEWNESS:
jamie@140:         case XTRACT_KURTOSIS:
jamie@140:         case XTRACT_SPECTRAL_MEAN:
jamie@140:         case XTRACT_SPECTRAL_VARIANCE:
jamie@140:         case XTRACT_SPECTRAL_STANDARD_DEVIATION:
jamie@140:             /* case XTRACT_SPECTRAL_AVERAGE_DEVIATION: */
jamie@140:         case XTRACT_SPECTRAL_SKEWNESS:
jamie@140:         case XTRACT_SPECTRAL_KURTOSIS:
jamie@140:         case XTRACT_SPECTRAL_CENTROID:
jamie@140:         case XTRACT_IRREGULARITY_K:
jamie@140:         case XTRACT_IRREGULARITY_J:
jamie@140:         case XTRACT_TRISTIMULUS_1:
jamie@140:         case XTRACT_TRISTIMULUS_2:
jamie@140:         case XTRACT_TRISTIMULUS_3:
jamie@140:         case XTRACT_SMOOTHNESS:
jamie@140:         case XTRACT_SPREAD:
jamie@140:         case XTRACT_ZCR:
jamie@140:         case XTRACT_ROLLOFF:
jamie@140:         case XTRACT_LOUDNESS:
jamie@140:         case XTRACT_FLATNESS:
jamie@140:         case XTRACT_FLATNESS_DB:
jamie@140:         case XTRACT_TONALITY:
jamie@140:         case XTRACT_CREST:
jamie@140:         case XTRACT_NOISINESS:
jamie@140:         case XTRACT_RMS_AMPLITUDE:
jamie@140:         case XTRACT_SPECTRAL_INHARMONICITY:
jamie@140:         case XTRACT_POWER:
jamie@140:         case XTRACT_ODD_EVEN_RATIO:
jamie@140:         case XTRACT_SHARPNESS:
jamie@140:         case XTRACT_SPECTRAL_SLOPE:
jamie@140:         case XTRACT_LOWEST_VALUE:
jamie@140:         case XTRACT_HIGHEST_VALUE:
jamie@140:         case XTRACT_SUM:
jamie@140:         case XTRACT_HPS:
jamie@140:         case XTRACT_F0:
jamie@140:         case XTRACT_FAILSAFE_F0:
jamie@161:         case XTRACT_WAVELET_F0:
jamie@205:         case XTRACT_MIDICENT:
jamie@140:         case XTRACT_FLUX:
jamie@140:         case XTRACT_LNORM:
jamie@140:         case XTRACT_NONZERO_COUNT:
jamie@140:             *is_scalar = XTRACT_TRUE;
jamie@140:             break;
jamie@140:         case XTRACT_AUTOCORRELATION:
jamie@140:         case XTRACT_AMDF:
jamie@140:         case XTRACT_ASDF:
jamie@140:         case XTRACT_BARK_COEFFICIENTS:
jamie@140:         case XTRACT_PEAK_SPECTRUM:
jamie@140:         case XTRACT_SPECTRUM:
jamie@140:         case XTRACT_SUBBANDS:
jamie@140:         case XTRACT_AUTOCORRELATION_FFT:
jamie@140:         case XTRACT_MFCC:
jamie@140:         case XTRACT_LPC:
jamie@140:         case XTRACT_LPCC:
jamie@140:         case XTRACT_DCT:
jamie@140:         case XTRACT_HARMONIC_SPECTRUM:
jamie@140:         case XTRACT_DIFFERENCE_VECTOR:
jamie@140:         case XTRACT_WINDOWED:
jamie@140:             *is_scalar = XTRACT_FALSE;
jamie@140:             break;
jamie@140:         default:
jamie@140:             *is_scalar = XTRACT_TRUE;
jamie@140:             break;
jamie@140: 
jamie@140:         }
jamie@140: 
jamie@140:         is_delta = &d->is_delta;
jamie@140: 
jamie@140:         switch(f)
jamie@140:         {
jamie@140:         case XTRACT_FLUX:
jamie@140:         case XTRACT_LNORM:
jamie@140:         case XTRACT_DIFFERENCE_VECTOR:
jamie@140:             *is_delta = XTRACT_TRUE;
jamie@140:             break;
jamie@140:         case XTRACT_MEAN:
jamie@140:         case XTRACT_VARIANCE:
jamie@140:         case XTRACT_STANDARD_DEVIATION:
jamie@140:         case XTRACT_AVERAGE_DEVIATION:
jamie@140:         case XTRACT_SKEWNESS:
jamie@140:         case XTRACT_KURTOSIS:
jamie@140:         case XTRACT_SPECTRAL_MEAN:
jamie@140:         case XTRACT_SPECTRAL_VARIANCE:
jamie@140:         case XTRACT_SPECTRAL_STANDARD_DEVIATION:
jamie@140:             /* case XTRACT_SPECTRAL_AVERAGE_DEVIATION: */
jamie@140:         case XTRACT_SPECTRAL_SKEWNESS:
jamie@140:         case XTRACT_SPECTRAL_KURTOSIS:
jamie@140:         case XTRACT_SPECTRAL_CENTROID:
jamie@140:         case XTRACT_IRREGULARITY_K:
jamie@140:         case XTRACT_IRREGULARITY_J:
jamie@140:         case XTRACT_TRISTIMULUS_1:
jamie@140:         case XTRACT_TRISTIMULUS_2:
jamie@140:         case XTRACT_TRISTIMULUS_3:
jamie@140:         case XTRACT_SMOOTHNESS:
jamie@140:         case XTRACT_SPREAD:
jamie@140:         case XTRACT_ZCR:
jamie@140:         case XTRACT_ROLLOFF:
jamie@140:         case XTRACT_LOUDNESS:
jamie@140:         case XTRACT_FLATNESS:
jamie@140:         case XTRACT_FLATNESS_DB:
jamie@140:         case XTRACT_TONALITY:
jamie@140:         case XTRACT_CREST:
jamie@140:         case XTRACT_NOISINESS:
jamie@140:         case XTRACT_RMS_AMPLITUDE:
jamie@140:         case XTRACT_SPECTRAL_INHARMONICITY:
jamie@140:         case XTRACT_POWER:
jamie@140:         case XTRACT_ODD_EVEN_RATIO:
jamie@140:         case XTRACT_SHARPNESS:
jamie@140:         case XTRACT_SPECTRAL_SLOPE:
jamie@140:         case XTRACT_LOWEST_VALUE:
jamie@140:         case XTRACT_HIGHEST_VALUE:
jamie@140:         case XTRACT_SUM:
jamie@140:         case XTRACT_HPS:
jamie@140:         case XTRACT_F0:
jamie@140:         case XTRACT_FAILSAFE_F0:
jamie@161:         case XTRACT_WAVELET_F0:
jamie@205:         case XTRACT_MIDICENT:
jamie@140:         case XTRACT_NONZERO_COUNT:
jamie@140:         case XTRACT_AUTOCORRELATION:
jamie@140:         case XTRACT_AMDF:
jamie@140:         case XTRACT_ASDF:
jamie@140:         case XTRACT_BARK_COEFFICIENTS:
jamie@140:         case XTRACT_PEAK_SPECTRUM:
jamie@140:         case XTRACT_SPECTRUM:
jamie@140:         case XTRACT_SUBBANDS:
jamie@140:         case XTRACT_AUTOCORRELATION_FFT:
jamie@140:         case XTRACT_MFCC:
jamie@140:         case XTRACT_LPC:
jamie@140:         case XTRACT_LPCC:
jamie@140:         case XTRACT_DCT:
jamie@140:         case XTRACT_HARMONIC_SPECTRUM:
jamie@140:         case XTRACT_WINDOWED:
jamie@140:         default:
jamie@140:             *is_delta = XTRACT_FALSE;
jamie@140:             break;
jamie@140:         }
jamie@140: 
jamie@140:         if(*is_scalar)
jamie@140:         {
jamie@140: 
jamie@140:             result_unit = &d->result.scalar.unit;
jamie@140:             result_min = &d->result.scalar.min;
jamie@140:             result_max = &d->result.scalar.max;
jamie@140: 
jamie@140:             switch(f)
jamie@140:             {
jamie@108:             case XTRACT_MEAN:
jamie@108:             case XTRACT_VARIANCE:
jamie@108:             case XTRACT_STANDARD_DEVIATION:
jamie@108:             case XTRACT_AVERAGE_DEVIATION:
jamie@108:             case XTRACT_SKEWNESS:
jamie@108:             case XTRACT_KURTOSIS:
jamie@140:             case XTRACT_RMS_AMPLITUDE:
jamie@140:             case XTRACT_LOWEST_VALUE:
jamie@140:             case XTRACT_HIGHEST_VALUE:
jamie@140:             case XTRACT_SUM:
jamie@140:             case XTRACT_FLUX:
jamie@140:             case XTRACT_LNORM:
jamie@140:             case XTRACT_NONZERO_COUNT:
jamie@140:             case XTRACT_WINDOWED:
andrea@211:                 *result_unit = (xtract_unit_t)XTRACT_ANY;
jamie@140:                 *result_min = XTRACT_ANY;
jamie@140:                 *result_max = XTRACT_ANY;
jamie@140:                 break;
jamie@108:             case XTRACT_SPECTRAL_SKEWNESS:
jamie@108:             case XTRACT_SPECTRAL_KURTOSIS:
jamie@108:             case XTRACT_IRREGULARITY_K:
jamie@108:             case XTRACT_IRREGULARITY_J:
jamie@108:             case XTRACT_TRISTIMULUS_1:
jamie@108:             case XTRACT_TRISTIMULUS_2:
jamie@108:             case XTRACT_TRISTIMULUS_3:
jamie@140:             case XTRACT_NOISINESS:
jamie@108:             case XTRACT_SMOOTHNESS:
andrea@211:                 *result_unit = (xtract_unit_t)XTRACT_NONE;
jamie@140:                 *result_min = XTRACT_ANY; /* FIX: need to check these */
jamie@140:                 *result_max = XTRACT_ANY;
jamie@108:                 break;
jamie@108:             case XTRACT_SPECTRAL_MEAN:
jamie@108:             case XTRACT_SPECTRAL_VARIANCE:
jamie@108:             case XTRACT_SPECTRAL_STANDARD_DEVIATION:
jamie@140:                 /* case XTRACT_SPECTRAL_AVERAGE_DEVIATION: */
jamie@108:             case XTRACT_SPECTRAL_CENTROID:
jamie@108:             case XTRACT_SPREAD:
jamie@140:             case XTRACT_F0:
jamie@140:             case XTRACT_FAILSAFE_F0:
jamie@161:             case XTRACT_WAVELET_F0:
jamie@140:             case XTRACT_HPS:
jamie@140:             case XTRACT_ROLLOFF:
jamie@140:                 *result_unit = XTRACT_HERTZ;
jamie@146:                 *result_min = 0.0;
jamie@146:                 *result_max = XTRACT_SR_UPPER_LIMIT / 2.0;
jamie@140:                 break;
jamie@205:             case XTRACT_MIDICENT:
jamie@205:                 *result_unit = XTRACT_MIDI_CENT;
jamie@205:                 *result_min = 0.0;
jamie@205:                 *result_max = 12700;
jamie@108:             case XTRACT_ZCR:
jamie@140:                 *result_unit = XTRACT_HERTZ;
jamie@146:                 *result_min = 0.0;
jamie@140:                 *result_max = XTRACT_ANY;
jamie@140:                 break;
jamie@140:             case XTRACT_ODD_EVEN_RATIO:
andrea@211:                 *result_unit = (xtract_unit_t)XTRACT_NONE;
jamie@146:                 *result_min = 0.0;
jamie@146:                 *result_max = 1.0;
jamie@140:                 break;
jamie@140:             case XTRACT_FLATNESS_DB:
jamie@140:                 *result_unit = XTRACT_DBFS;
jamie@140:                 *result_min = XTRACT_ANY; /* FIX: check this */
jamie@140:                 *result_max = XTRACT_ANY;
jamie@140:                 break;
jamie@108:             case XTRACT_LOUDNESS:
jamie@108:             case XTRACT_FLATNESS:
jamie@108:             case XTRACT_TONALITY:
jamie@108:             case XTRACT_CREST:
jamie@108:             case XTRACT_SPECTRAL_INHARMONICITY:
jamie@108:             case XTRACT_POWER:
jamie@108:             case XTRACT_SHARPNESS:
jamie@108:             case XTRACT_SPECTRAL_SLOPE:
jamie@108:             case XTRACT_LPC:
jamie@108:             case XTRACT_LPCC:
jamie@108:             default:
andrea@211:                 *result_unit = (xtract_unit_t)XTRACT_UNKNOWN;
jamie@140:                 *result_min = XTRACT_UNKNOWN;
jamie@140:                 *result_max = XTRACT_UNKNOWN;
jamie@108:                 break;
jamie@108:             }
jamie@108:         }
jamie@140:         else
jamie@140:         {
jamie@55: 
jamie@108:             result_min = NULL;
jamie@108:             result_max = NULL;
jamie@108:             result_unit = &d->result.vector.unit;
jamie@108:             result_format = &d->result.vector.format;
jamie@55: 
jamie@140:             switch(f)
jamie@140:             {
jamie@140:             case XTRACT_AUTOCORRELATION:
jamie@140:             case XTRACT_AMDF:
jamie@140:             case XTRACT_ASDF:
jamie@140:             case XTRACT_DCT:
jamie@140:             case XTRACT_SUBBANDS:
jamie@140:             case XTRACT_WINDOWED:
jamie@140:                 *result_format = XTRACT_ARBITRARY_SERIES;
andrea@211:                 *result_unit = (xtract_unit_t)XTRACT_ANY;
jamie@140:                 break;
jamie@140:             case XTRACT_BARK_COEFFICIENTS:
jamie@140:                 *result_format = XTRACT_BARK_COEFFS;
andrea@211:                 *result_unit = (xtract_unit_t)XTRACT_UNKNOWN; /* FIX: check */
jamie@140:                 break;
jamie@140:             case XTRACT_PEAK_SPECTRUM:
jamie@140:             case XTRACT_SPECTRUM:
jamie@140:             case XTRACT_HARMONIC_SPECTRUM:
jamie@140:                 *result_format = XTRACT_SPECTRAL;
jamie@140:                 *result_unit = XTRACT_ANY_AMPLITUDE_HERTZ;
jamie@140:                 break;
jamie@140:             case XTRACT_AUTOCORRELATION_FFT:
jamie@140:                 break;
jamie@140:             case XTRACT_MFCC:
jamie@140:                 *result_format = XTRACT_MEL_COEFFS;
andrea@211:                 *result_unit = (xtract_unit_t)XTRACT_UNKNOWN; /* FIX: check */
jamie@140:                 break;
jamie@140:             case XTRACT_LPC:
jamie@140:                 *result_format = XTRACT_LPC_COEFFS;
andrea@211:                 *result_unit = (xtract_unit_t)XTRACT_UNKNOWN;
jamie@140:                 break;
jamie@140:             case XTRACT_LPCC:
jamie@140:                 *result_format = XTRACT_LPCC_COEFFS;
andrea@211:                 *result_unit = (xtract_unit_t)XTRACT_UNKNOWN;
jamie@140:                 break;
jamie@140:             default:
jamie@140:                 break;
jamie@108:             }
jamie@108:         }
jamie@50:     }
jamie@50: 
jamie@50:     return fd;
jamie@50: }
jamie@50: 
jamie@140: int xtract_free_descriptors(xtract_function_descriptor_t *fd)
jamie@140: {
jamie@50: 
jamie@140:     if (fd != NULL)
jamie@140:     {
jamie@108:         free(fd);
jamie@50:     }
jamie@50: 
jamie@56:     return XTRACT_SUCCESS;
jamie@50: }
jamie@50: 
jamie@50: 
jamie@50: 
jamie@50: 
jamie@50: