/usr/include/sphinxtrain/s3phseg_io.h is in sphinxtrain-dev 1.0.8-0ubuntu3.
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* 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: s3phseg_io.h
*
* Description:
* SPHINX-III phone segmentation file I/O functions
*
* Author:
* David Huggins-Daines (dhuggins@cs.cmu.edu)
*********************************************************************/
#ifndef S3PHSEG_IO_H
#define S3PHSEG_IO_H
#ifdef __cplusplus
extern "C" {
#endif
#if 0
}
#endif
#include <sphinxbase/prim_type.h>
#include <s3/acmod_set.h>
typedef struct s3phseg_s {
acmod_id_t phone; /* phone id */
uint32 sf, ef; /* Start and end frame for this phone occurrence */
int32 score; /* Acoustic score for this segment of alignment */
int32 tscore; /* Transition ("LM") score for this segment */
struct s3phseg_s *next; /* Next entry in alignment */
} s3phseg_t;
typedef struct s3lattice_s {
uint32 n_arcs; /* total number of arcs in lattice */
uint32 n_true_arcs; /* the number of arcs from the numerator lattice */
float64 prob; /* total log likelihood of lattice=alpha(Q)=beta(1) */
float64 postprob; /* the log posterior probability of the true path */
struct s3arc_s *arc; /* word arcs */
} s3lattice_t;
typedef struct s3arc_s {
char word[128]; /* current word */
uint32 sf, ef; /* start and end frame for this word occurrence */
uint32 n_prev_arcs, n_next_arcs; /* number of preceding and succeeding arcs */
float64 lm_score, ac_score; /* language model score and acoustic score */
float64 alpha, beta, gamma; /* lattice level statistics accumulator */
uint32 best_prev_arc, best_next_arc; /* the prev and next arc id with the best ac score */
uint32 *prev_arcs; /* previous acrs */
uint32 *next_arcs; /* next arcs */
uint32 good_arc;
} s3arc_t;
int s3phseg_read(const char *fn,
acmod_set_t *acmod_set,
s3phseg_t **out_phseg);
int s3phseg_write(const char *fn,
acmod_set_t *acmod_set,
s3phseg_t *phseg);
void s3phseg_free(s3phseg_t *phseg);
int s3lattice_read(const char *fn,
s3lattice_t **lattice);
#ifdef __cplusplus
}
#endif
#endif /* S3PHSEG_IO_H */
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