diff options
Diffstat (limited to 'media/sphinxbase/src/libsphinxbase/fe/fe_warp.c')
| -rw-r--r-- | media/sphinxbase/src/libsphinxbase/fe/fe_warp.c | 252 |
1 files changed, 0 insertions, 252 deletions
diff --git a/media/sphinxbase/src/libsphinxbase/fe/fe_warp.c b/media/sphinxbase/src/libsphinxbase/fe/fe_warp.c deleted file mode 100644 index e409bea76..000000000 --- a/media/sphinxbase/src/libsphinxbase/fe/fe_warp.c +++ /dev/null @@ -1,252 +0,0 @@ -/* -*- c-basic-offset: 4; indent-tabs-mode: nil -*- */ -/* ==================================================================== - * Copyright (c) 2006 Carnegie Mellon University. All rights - * reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in - * the documentation and/or other materials provided with the - * distribution. - * - * This work was supported in part by funding from the Defense Advanced - * Research Projects Agency and the National Science Foundation of the - * United States of America, and the CMU Sphinx Speech Consortium. - * - * THIS SOFTWARE IS PROVIDED BY CARNEGIE MELLON UNIVERSITY ``AS IS'' AND - * ANY EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, - * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR - * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL CARNEGIE MELLON UNIVERSITY - * NOR ITS EMPLOYEES BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, - * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT - * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, - * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY - * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT - * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE - * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. - * - * ==================================================================== - * - */ -/********************************************************************* - * - * File: fe_warp.c - * - * Description: - * Allows a caller to choose a warping function. - *********************************************************************/ - -/* static char rcsid[] = "@(#)$Id: fe_warp.c,v 1.2 2006/02/17 00:31:34 egouvea Exp $";*/ - -#include "fe_warp_inverse_linear.h" -#include "fe_warp_affine.h" -#include "fe_warp_piecewise_linear.h" -#include "fe_warp.h" - -#include "sphinxbase/err.h" - -#include <stdio.h> -#include <string.h> -#include <assert.h> -#include <stdlib.h> - -/* This is for aliases for each of the entries below. Currently not - used. -*/ -static char *__name2id[] = { - "inverse", - "linear", - "piecewise", - NULL -}; - -static char *name2id[] = { - "inverse_linear", - "affine", - "piecewise_linear", - NULL -}; - -static fe_warp_conf_t fe_warp_conf[FE_WARP_ID_MAX + 1] = { - {fe_warp_inverse_linear_set_parameters, - fe_warp_inverse_linear_doc, - fe_warp_inverse_linear_id, - fe_warp_inverse_linear_n_param, - fe_warp_inverse_linear_warped_to_unwarped, - fe_warp_inverse_linear_unwarped_to_warped, - fe_warp_inverse_linear_print}, /* Inverse linear warping */ - {fe_warp_affine_set_parameters, - fe_warp_affine_doc, - fe_warp_affine_id, - fe_warp_affine_n_param, - fe_warp_affine_warped_to_unwarped, - fe_warp_affine_unwarped_to_warped, - fe_warp_affine_print}, /* Affine warping */ - {fe_warp_piecewise_linear_set_parameters, - fe_warp_piecewise_linear_doc, - fe_warp_piecewise_linear_id, - fe_warp_piecewise_linear_n_param, - fe_warp_piecewise_linear_warped_to_unwarped, - fe_warp_piecewise_linear_unwarped_to_warped, - fe_warp_piecewise_linear_print}, /* Piecewise_Linear warping */ -}; - -int -fe_warp_set(melfb_t *mel, const char *id_name) -{ - uint32 i; - - for (i = 0; name2id[i]; i++) { - if (strcmp(id_name, name2id[i]) == 0) { - mel->warp_id = i; - break; - } - } - - if (name2id[i] == NULL) { - for (i = 0; __name2id[i]; i++) { - if (strcmp(id_name, __name2id[i]) == 0) { - mel->warp_id = i; - break; - } - } - if (__name2id[i] == NULL) { - E_ERROR("Unimplemented warping function %s\n", id_name); - E_ERROR("Implemented functions are:\n"); - for (i = 0; name2id[i]; i++) { - fprintf(stderr, "\t%s\n", name2id[i]); - } - mel->warp_id = FE_WARP_ID_NONE; - - return FE_START_ERROR; - } - } - - return FE_SUCCESS; -} - -void -fe_warp_set_parameters(melfb_t *mel, char const *param_str, float sampling_rate) -{ - if (mel->warp_id <= FE_WARP_ID_MAX) { - fe_warp_conf[mel->warp_id].set_parameters(param_str, sampling_rate); - } - else if (mel->warp_id == FE_WARP_ID_NONE) { - E_FATAL("feat module must be configured w/ a valid ID\n"); - } - else { - E_FATAL - ("fe_warp module misconfigured with invalid fe_warp_id %u\n", - mel->warp_id); - } -} - -const char * -fe_warp_doc(melfb_t *mel) -{ - if (mel->warp_id <= FE_WARP_ID_MAX) { - return fe_warp_conf[mel->warp_id].doc(); - } - else if (mel->warp_id == FE_WARP_ID_NONE) { - E_FATAL("fe_warp module must be configured w/ a valid ID\n"); - } - else { - E_FATAL - ("fe_warp module misconfigured with invalid fe_warp_id %u\n", - mel->warp_id); - } - - return NULL; -} - -uint32 -fe_warp_id(melfb_t *mel) -{ - if (mel->warp_id <= FE_WARP_ID_MAX) { - assert(mel->warp_id == fe_warp_conf[mel->warp_id].id()); - return mel->warp_id; - } - else if (mel->warp_id != FE_WARP_ID_NONE) { - E_FATAL - ("fe_warp module misconfigured with invalid fe_warp_id %u\n", - mel->warp_id); - } - - return FE_WARP_ID_NONE; -} - -uint32 -fe_warp_n_param(melfb_t *mel) -{ - if (mel->warp_id <= FE_WARP_ID_MAX) { - return fe_warp_conf[mel->warp_id].n_param(); - } - else if (mel->warp_id == FE_WARP_ID_NONE) { - E_FATAL("fe_warp module must be configured w/ a valid ID\n"); - } - else { - E_FATAL - ("fe_warp module misconfigured with invalid fe_warp_id %u\n", - mel->warp_id); - } - - return 0; -} - -float -fe_warp_warped_to_unwarped(melfb_t *mel, float nonlinear) -{ - if (mel->warp_id <= FE_WARP_ID_MAX) { - return fe_warp_conf[mel->warp_id].warped_to_unwarped(nonlinear); - } - else if (mel->warp_id == FE_WARP_ID_NONE) { - E_FATAL("fe_warp module must be configured w/ a valid ID\n"); - } - else { - E_FATAL - ("fe_warp module misconfigured with invalid fe_warp_id %u\n", - mel->warp_id); - } - - return 0; -} - -float -fe_warp_unwarped_to_warped(melfb_t *mel,float linear) -{ - if (mel->warp_id <= FE_WARP_ID_MAX) { - return fe_warp_conf[mel->warp_id].unwarped_to_warped(linear); - } - else if (mel->warp_id == FE_WARP_ID_NONE) { - E_FATAL("fe_warp module must be configured w/ a valid ID\n"); - } - else { - E_FATAL - ("fe_warp module misconfigured with invalid fe_warp_id %u\n", - mel->warp_id); - } - - return 0; -} - -void -fe_warp_print(melfb_t *mel, const char *label) -{ - if (mel->warp_id <= FE_WARP_ID_MAX) { - fe_warp_conf[mel->warp_id].print(label); - } - else if (mel->warp_id == FE_WARP_ID_NONE) { - E_FATAL("fe_warp module must be configured w/ a valid ID\n"); - } - else { - E_FATAL - ("fe_warp module misconfigured with invalid fe_warp_id %u\n", - mel->warp_id); - } -} |