111 lines
4.4 KiB
C
111 lines
4.4 KiB
C
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/*************************************************************************/
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/* */
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/* Language Technologies Institute */
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/* Carnegie Mellon University */
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/* Copyright (c) 2001-2008 */
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/* All Rights Reserved. */
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/* */
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/* Permission is hereby granted, free of charge, to use and distribute */
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/* this software and its documentation without restriction, including */
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/* without limitation the rights to use, copy, modify, merge, publish, */
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/* distribute, sublicense, and/or sell copies of this work, and to */
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/* permit persons to whom this work is furnished to do so, subject to */
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/* the following conditions: */
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/* 1. The code must retain the above copyright notice, this list of */
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/* conditions and the following disclaimer. */
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/* 2. Any modifications must be clearly marked as such. */
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/* 3. Original authors' names are not deleted. */
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/* 4. The authors' names are not used to endorse or promote products */
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/* derived from this software without specific prior written */
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/* permission. */
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/* */
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/* CARNEGIE MELLON UNIVERSITY AND THE CONTRIBUTORS TO THIS WORK */
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/* DISCLAIM ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING */
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/* ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT */
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/* SHALL CARNEGIE MELLON UNIVERSITY NOR THE CONTRIBUTORS BE LIABLE */
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/* FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES */
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/* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN */
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/* AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, */
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/* ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF */
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/* THIS SOFTWARE. */
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/* */
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/*************************************************************************/
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/* Author: Alan W Black (awb@cs.cmu.edu) */
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/* Date: August 2008 */
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/*************************************************************************/
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/* Moved the CMU lexicon specific postlexical rules into cmulex itself */
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/*************************************************************************/
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#include "flite.h"
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static void apostrophe_s(cst_utterance *u)
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{
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cst_item *s;
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cst_item *schwa;
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cst_phoneset *ps=0;
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const char *pname, *word;
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ps = val_phoneset(feat_val(u->features,"phoneset"));
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for (s=item_next(relation_head(utt_relation(u,"Segment")));
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s; s=item_next(s))
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{
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word = val_string(ffeature(s, "R:SylStructure.parent.parent.name"));
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if (cst_streq("'s", word))
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{
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pname = item_feat_string(item_prev(s),"name");
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if ((strchr("fa",*phone_feature_string(ps,pname,"ctype")) != NULL)
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&& (strchr("dbg",
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*phone_feature_string(ps,pname,"cplace")) == NULL))
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/* needs a schwa */
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{
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schwa = item_prepend(s,NULL);
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item_set_string(schwa,"name","ax");
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item_prepend(item_as(s,"SylStructure"),schwa);
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}
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else if (cst_streq("-",phone_feature_string(ps,pname,"cvox")))
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item_set_string(s,"name","s");
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}
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else if (cst_streq("'ve", word)
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|| cst_streq("'ll", word)
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|| cst_streq("'d", word))
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{
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if (cst_streq("-",ffeature_string(s,"p.ph_vc")))
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{
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schwa = item_prepend(s,NULL);
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item_set_string(schwa,"name","ax");
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item_prepend(item_as(s,"SylStructure"),schwa);
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}
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}
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}
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}
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static void the_iy_ax(cst_utterance *u)
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{
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const cst_item *i;
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const char *word;
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for (i = relation_head(utt_relation(u, "Segment")); i; i = item_next(i))
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{
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if (cst_streq("ax", item_name(i)))
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{
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word = ffeature_string(i,"R:SylStructure.parent.parent.name");
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if (cst_streq("the", word)
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&& cst_streq("+", ffeature_string(i,"n.ph_vc")))
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item_set_string(i, "name", "iy");
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}
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}
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}
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cst_utterance *cmu_postlex(cst_utterance *u)
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{
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/* Post lexical rules */
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apostrophe_s(u);
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the_iy_ax(u);
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return u;
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}
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