/usr/include/sphinx3/endptr.h is in libs3decoder-dev 0.8-0ubuntu1.
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/* ====================================================================
* Copyright (c) 2004 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 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.
*
* ====================================================================
*
*/
/*************************************************
* CMU CALO Speech Project
*
* Copyright (c) 2004 Carnegie Mellon University.
* ALL RIGHTS RESERVED.
* **********************************************
*
* 11-Jul-2004 Ziad Al Bawab (ziada@cs.cmu.edu) at Carnegie Mellon University
* Created
* HISTORY
* $Log$
* Revision 1.1 2006/04/05 20:27:30 dhdfu
* A Great Reorganzation of header files and executables
*
* Revision 1.7 2006/02/23 04:05:21 arthchan2003
* Merged from branch SPHINX3_5_2_RCI_IRII_BRANCH: fixed dox-doc.
*
*
* Revision 1.5.4.1 2005/07/05 06:46:23 arthchan2003
* 1, Merged from HEAD. 2, fixed dox-doc.
*
* Revision 1.6 2005/07/02 04:24:45 egouvea
* Changed some hardwired constants to user defined parameters in the end pointer. Tested with make test-ep.
*
* Revision 1.5 2005/06/21 21:12:05 arthchan2003
* Added some bogus comments to endptr.h
*
* Revision 1.4 2005/06/21 21:07:28 arthchan2003
* Added keyword.
*
* Revision 1.2 2005/06/15 06:48:54 archan
* Sphinx3 to s3.generic: 1, updated the endptr and classify 's code, 2, also added
*
*/
#include "fe.h"
#include "classify.h"
/** \file endptr.h
\brief Wrapper of the end-pointer.
*/
#ifdef __cplusplus
extern "C" {
#endif
#if 0
} /* Fool Emacs into not indenting things. */
#endif
#ifndef __END_POINTER__
#define __END_POINTER__
/**
* \struct endpointer_t
* \brief Struct to hold the end-pointer parameters
*/
typedef struct{
int status; /**< current status of recording */
int leader; /**< pointer to the start of the utterance to be passed to decoder*/
int spbegin; /**< pointer to the start of speech */
int spend; /**< pointer to the end of speech */
int trailer; /**< pointer to the end of the utterance passed to the decoder */
int utt_counter; /**< to count the number of utterances in a meeting */
int PAD_F_BEFORE; /**< to pad this much of frames before spbegin */
int PAD_F_AFTER; /**< to pad this much of frames after spend */
int UTT_F_START; /**< to announce STAT_SPEECH after this much of speech frames */
int UTT_F_END; /**< to end an utterance after this much of non-speech frames */
int UTT_F_CANCEL; /**< to cancel an utterance after this much of non-speech frames */
} endpointer_t;
/** Status of the recording */
#define STAT_OTHER 0 /**< non-speech period, noise, silence, or secondary speech */
#define STAT_BEGIN 1 /**< beginning of speech period, starts with first speech frame */
#define STAT_SPEECH 2 /**< inter-speech period, once */
#define STAT_END 3 /**< end of speech period */
#define STAT_CANCEL 4 /**< non-speech frames while an utterances is in STAT_BEGIN*/
/* End-Pointing parameters */
#define PAD_T_BEFORE "0.15" /**< to pad this much of seconds before spbegin*/
#define PAD_T_AFTER "0.2" /**< to pad this much of seconds after spend */
#define UTT_T_START "0.08" /**< to announce STAT_SPEECH after this much of speech seconds */
#define UTT_T_END "0.30" /**< to end an utterance after this much of non-speech seconds */
#define UTT_T_CANCEL "0.05" /**< to cancel an utterance after this much of non-speech seconds */
/*#define PAD_T_AFTER 0.15 // to pad this much of seconds after spend
#define UTT_T_END 0.20 // to end an utterance after this much of non-speech seconds
#define UTT_T_CANCEL 0.08 // to cancel an utterance after this much of non-speech seconds */
/** Initialize the end pointer */
endpointer_t * endpointer_initialize(fe_t *FE, /**< The front end structure */
float pad_t_before, /**< to pad this much of seconds before spbegin*/
float pad_t_after, /**< to pad this much of seconds after spend */
float utt_t_start, /**< to announce STAT_SPEECH after this much of speech seconds */
float utt_t_end, /**< to end an utterance after this much of non-speech seconds */
float utt_t_cancel /**< to cancel an utterance after this much of non-speech seconds */
);
/** Free the end pointer */
void endpointer_free(endpointer_t *ENDPTR /**< An end pointer structure */
);
void endpointer_update_stat (endpointer_t *ENDPTR, /**< An end pointer structure */
fe_t *FE, /**< A FE structure */
class_t *CLASSW, /**< A CLASSW structure */
int _class /**< The class*/
);
/** Convert frames 2 seconds for beginning frame.*/
float endptr_frame2secs_beg (fe_t *FE, /**<A FE structure */
int frame /**< The frame*/
);
/** Convert frames 2 seconds for ending frame. */
float endptr_frame2secs_end (fe_t *FE, /**<A FE structure */
int frame /**< The frame */
);
#endif /*__END_POINTER__*/
#if 0
{ /* Stop indent from complaining */
#endif
#ifdef __cplusplus
}
#endif
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