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comparison xtract/libxtract.h @ 244:8c768f32a6a8

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Add new helper function xtract_smoothed(), e.g. can be used to extract smoothed spectrum
author Jamie Bullock <jamie@jamiebullock.com>
date Fri, 06 Jun 2014 09:55:01 +0100
parents 44401945d850
children 4a9a0c872494
comparison
equal deleted inserted replaced
243:d13189c1005c 244:8c768f32a6a8
69 * 69 *
70 * Defines a very simple API that provides access to the functions in the library 70 * Defines a very simple API that provides access to the functions in the library
71 * @{ 71 * @{
72 */ 72 */
73 73
74 #define XTRACT_FEATURES 61 74 #define XTRACT_FEATURES 62
75 75
76 /** \brief Enumeration of features, elements are used as indixes to an array of pointers to feature extracton functions */ 76 /** \brief Enumeration of features, elements are used as indixes to an array of pointers to feature extracton functions */
77 enum xtract_features_ { 77 enum xtract_features_ {
78 XTRACT_MEAN, 78 XTRACT_MEAN,
79 XTRACT_VARIANCE, 79 XTRACT_VARIANCE,
135 XTRACT_HARMONIC_SPECTRUM, 135 XTRACT_HARMONIC_SPECTRUM,
136 XTRACT_LPC, 136 XTRACT_LPC,
137 XTRACT_LPCC, 137 XTRACT_LPCC,
138 XTRACT_SUBBANDS, 138 XTRACT_SUBBANDS,
139 /* Helper functions */ 139 /* Helper functions */
140 XTRACT_WINDOWED 140 XTRACT_WINDOWED,
141 XTRACT_SMOOTHED
141 }; 142 };
142 143
143 /** \brief Enumeration of feature initialisation functions */ 144 /** \brief Enumeration of feature initialisation functions */
144 enum xtract_feature_init_ { 145 enum xtract_feature_init_ {
145 XTRACT_INIT_MFCC = 100, 146 XTRACT_INIT_MFCC = 100,