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author | Matt A. Tobin <mattatobin@localhost.localdomain> | 2018-02-02 04:16:08 -0500 |
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committer | Matt A. Tobin <mattatobin@localhost.localdomain> | 2018-02-02 04:16:08 -0500 |
commit | 5f8de423f190bbb79a62f804151bc24824fa32d8 (patch) | |
tree | 10027f336435511475e392454359edea8e25895d /media/pocketsphinx/src/dict2pid.h | |
parent | 49ee0794b5d912db1f95dce6eb52d781dc210db5 (diff) | |
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Add m-esr52 at 52.6.0
Diffstat (limited to 'media/pocketsphinx/src/dict2pid.h')
-rw-r--r-- | media/pocketsphinx/src/dict2pid.h | 180 |
1 files changed, 180 insertions, 0 deletions
diff --git a/media/pocketsphinx/src/dict2pid.h b/media/pocketsphinx/src/dict2pid.h new file mode 100644 index 000000000..f81cf63dc --- /dev/null +++ b/media/pocketsphinx/src/dict2pid.h @@ -0,0 +1,180 @@ +/* -*- c-basic-offset: 4; indent-tabs-mode: nil -*- */ +/* ==================================================================== + * Copyright (c) 1999-2014 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. + * + * ==================================================================== + * + */ + +#ifndef _S3_DICT2PID_H_ +#define _S3_DICT2PID_H_ + +/* System headers. */ +#include <stdio.h> + +/* SphinxBase headers. */ +#include <sphinxbase/logmath.h> +#include <sphinxbase/bitvec.h> + +/* Local headers. */ +#include "s3types.h" +#include "bin_mdef.h" +#include "dict.h" + +/** \file dict2pid.h + * \brief Building triphones for a dictionary. + * + * This is one of the more complicated parts of a cross-word + * triphone model decoder. The first and last phones of each word + * get their left and right contexts, respectively, from other + * words. For single-phone words, both its contexts are from other + * words, simultaneously. As these words are not known beforehand, + * life gets complicated. + */ + +#ifdef __cplusplus +extern "C" { +#endif + +/** + * \struct xwdssid_t + * \brief cross word triphone model structure + */ + +typedef struct { + s3ssid_t *ssid; /**< Senone Sequence ID list for all context ciphones */ + s3cipid_t *cimap; /**< Index into ssid[] above for each ci phone */ + int32 n_ssid; /**< #Unique ssid in above, compressed ssid list */ +} xwdssid_t; + +/** + \struct dict2pid_t + \brief Building composite triphone (as well as word internal triphones) with the dictionary. +*/ + +typedef struct { + int refcount; + + bin_mdef_t *mdef; /**< Model definition, used to generate + internal ssids on the fly. */ + dict_t *dict; /**< Dictionary this table refers to. */ + + /*Notice the order of the arguments */ + /* FIXME: This is crying out for compression - in Mandarin we have + * 180 context independent phones, which makes this an 11MB + * array. */ + s3ssid_t ***ldiph_lc; /**< For multi-phone words, [base][rc][lc] -> ssid; filled out for + word-initial base x rc combinations in current vocabulary */ + + + xwdssid_t **rssid; /**< Right context state sequence id table + First dimension: base phone, + Second dimension: left context. + */ + + + s3ssid_t ***lrdiph_rc; /**< For single-phone words, [base][lc][rc] -> ssid; filled out for + single-phone base x lc combinations in current vocabulary */ + + xwdssid_t **lrssid; /**< Left-Right context state sequence id table + First dimension: base phone, + Second dimension: left context. + */ +} dict2pid_t; + +/** Access macros; not designed for arbitrary use */ +#define dict2pid_rssid(d,ci,lc) (&(d)->rssid[ci][lc]) +#define dict2pid_ldiph_lc(d,b,r,l) ((d)->ldiph_lc[b][r][l]) +#define dict2pid_lrdiph_rc(d,b,l,r) ((d)->lrdiph_rc[b][l][r]) + +/** + * Build the dict2pid structure for the given model/dictionary + */ +dict2pid_t *dict2pid_build(bin_mdef_t *mdef, /**< A model definition*/ + dict_t *dict /**< An initialized dictionary */ + ); + +/** + * Retain a pointer to dict2pid + */ +dict2pid_t *dict2pid_retain(dict2pid_t *d2p); + +/** + * Free the memory dict2pid structure + */ +int dict2pid_free(dict2pid_t *d2p /**< In: the d2p */ + ); + +/** + * Return the senone sequence ID for the given word position. + */ +s3ssid_t dict2pid_internal(dict2pid_t *d2p, + int32 wid, + int pos); + +/** + * Add a word to the dict2pid structure (after adding it to dict). + */ +int dict2pid_add_word(dict2pid_t *d2p, + int32 wid); + +/** + * For debugging + */ +void dict2pid_dump(FILE *fp, /**< In: a file pointer */ + dict2pid_t *d2p /**< In: a dict2pid_t structure */ + ); + +/** Report a dict2pid data structure */ +void dict2pid_report(dict2pid_t *d2p /**< In: a dict2pid_t structure */ + ); + +/** + * Get number of rc + */ +int32 get_rc_nssid(dict2pid_t *d2p, /**< In: a dict2pid */ + s3wid_t w /**< In: a wid */ + ); + +/** + * Get RC map + */ +s3cipid_t* dict2pid_get_rcmap(dict2pid_t *d2p, /**< In: a dict2pid */ + s3wid_t w /**< In: a wid */ + ); + +#ifdef __cplusplus +} +#endif + + +#endif |