99 lines
3.5 KiB
C
99 lines
3.5 KiB
C
/* -*- c-basic-offset: 4; indent-tabs-mode: nil -*- */
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/* ====================================================================
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* Copyright (c) 2007 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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* Author: David Huggins-Daines <dhuggins@cs.cmu.edu>
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*/
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#ifndef __GST_POCKETSPHINX_H__
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#define __GST_POCKETSPHINX_H__
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#include <gst/gst.h>
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#include <pocketsphinx.h>
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G_BEGIN_DECLS
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#define GST_TYPE_POCKETSPHINX \
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(gst_pocketsphinx_get_type())
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#define GST_POCKETSPHINX(obj) \
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(G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_POCKETSPHINX,GstPocketSphinx))
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#define GST_POCKETSPHINX_CLASS(klass) \
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(G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_POCKETSPHINX,GstPocketSphinxClass))
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#define GST_IS_POCKETSPHINX(obj) \
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(G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_POCKETSPHINX))
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#define GST_IS_POCKETSPHINX_CLASS(klass) \
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(G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_POCKETSPHINX))
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typedef struct _GstPocketSphinx GstPocketSphinx;
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typedef struct _GstPocketSphinxClass GstPocketSphinxClass;
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struct _GstPocketSphinx
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{
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GstElement element;
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GstPad *sinkpad, *srcpad;
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ps_decoder_t *ps;
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cmd_ln_t *config;
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gchar *latdir; /**< Output directory for word lattices. */
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gboolean utt_started;
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gboolean listening_started;
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gint uttno;
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GstClockTime last_result_time; /**< Timestamp of last partial result. */
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char *last_result; /**< String of last partial result. */
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};
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struct _GstPocketSphinxClass
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{
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GstElementClass parent_class;
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void (*partial_result) (GstElement *element, const gchar *hyp_str);
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void (*result) (GstElement *element, const gchar *hyp_str);
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};
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GType gst_pocketsphinx_get_type(void);
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/*
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* Boxing of decoder.
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*/
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#define PS_DECODER_TYPE (ps_decoder_get_type())
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GType ps_decoder_get_type(void);
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G_END_DECLS
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#endif /* __GST_POCKETSPHINX_H__ */
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