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76 lines
2.5 KiB
C
76 lines
2.5 KiB
C
/* -*- c-basic-offset: 4; indent-tabs-mode: nil -*- */
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/* ====================================================================
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* Copyright (c) 2008 Carnegie Mellon University. All rights
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* reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* distribution.
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*
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* This work was supported in part by funding from the Defense Advanced
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* Research Projects Agency and the National Science Foundation of the
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* United States of America, and the CMU Sphinx Speech Consortium.
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*
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* THIS SOFTWARE IS PROVIDED BY CARNEGIE MELLON UNIVERSITY ``AS IS'' AND
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* ANY EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
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* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL CARNEGIE MELLON UNIVERSITY
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* NOR ITS EMPLOYEES BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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* ====================================================================
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*
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*/
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/**
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* @file ps_mllr.h Model-space linear transforms for speaker adaptation
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*/
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#ifndef __PS_MLLR_H__
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#define __PS_MLLR_H__
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/* SphinxBase headers. */
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#include <sphinxbase/prim_type.h>
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#include <sphinxbase/ngram_model.h>
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/* PocketSphinx headers. */
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#include <pocketsphinx_export.h>
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/**
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* Feature space linear transform object.
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*/
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typedef struct ps_mllr_s ps_mllr_t;
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/**
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* Read a speaker-adaptive linear transform from a file.
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*/
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POCKETSPHINX_EXPORT
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ps_mllr_t *ps_mllr_read(char const *file);
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/**
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* Retain a pointer to a linear transform.
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*/
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POCKETSPHINX_EXPORT
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ps_mllr_t *ps_mllr_retain(ps_mllr_t *mllr);
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/**
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* Release a pointer to a linear transform.
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*/
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POCKETSPHINX_EXPORT
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int ps_mllr_free(ps_mllr_t *mllr);
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#endif /* __PS_MLLR_H__ */
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