diff options
Diffstat (limited to 'xtract/xtract_stateful.h')
-rw-r--r-- | xtract/xtract_stateful.h | 66 |
1 files changed, 0 insertions, 66 deletions
diff --git a/xtract/xtract_stateful.h b/xtract/xtract_stateful.h deleted file mode 100644 index 6a5c900..0000000 --- a/xtract/xtract_stateful.h +++ /dev/null @@ -1,66 +0,0 @@ -/* - * 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. - * - */ - -/** \file xtract_stateful.h: declares functions that extract features that require stateful data to be retained between frames */ -#ifndef XTRACT_STATEFUL_H -#define XTRACT_STATEFUL_H - -#ifdef __cplusplus -extern "C" { -#endif - -/** - * \defgroup stateful feature extraction functions and data structures - * - * Functions that extract a feature over multiple frames - * - * @{ - */ - - -#include <stdint.h> -#include <string.h> - -typedef struct xtract_last_n_state_ xtract_last_n_state; - -xtract_last_n_state *xtract_last_n_state_new(size_t capacity); -void xtract_last_n_state_delete(xtract_last_n_state *last_n_state); - - -/** - * Write a vector of the last N input values to `result` - * - * @param state a pointer to an xtract_peak_picker_state struct as allocated by xtract_peak_picker_state_new() - * @param data a pointer to a double representing the current input value - * @param N an integer representing 'N' the number of values to be written to *result - * @param argv a pointer to NULL - * @param result a pointer to an array of doubles representing the last N values, where the nth value is the current one. The array must have been allocated to size N elements and initialised by the caller - * - */ -int xtract_last_n(const xtract_last_n_state *state, const double *data, const int N, const void *argv, double *result); - -#ifdef __cplusplus -} -#endif - -#endif |