207 lines
7.7 KiB
C++
207 lines
7.7 KiB
C++
/************************************************************************/
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/* */
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/* Centre for Speech Technology Research */
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/* University of Edinburgh, UK */
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/* Copyright (c) 1996,1997 */
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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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/* THE UNIVERSITY OF EDINBURGH 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 THE UNIVERSITY OF EDINBURGH 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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/* */
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/* Author: Richard Caley (rjc@cstr.ed.ac.uk) */
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/* Originally: Paul Taylor (pault@cstr,ed,ac,uk) */
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/* -------------------------------------------------------------------- */
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/* Some generally useful feature functions. */
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/* */
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/* Mostly not very general and way too specific, these shouldn't be here */
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/* */
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/*************************************************************************/
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#include "ling_class/EST_Item.h"
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#include "ling_class/EST_Relation.h"
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#include "ling_class/EST_Item_Content.h"
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#include "ling_class/EST_item_aux.h"
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EST_Val ff_duration(EST_Item *s)
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{
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if (s->prev())
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return s->F("end")-s->prev()->F("end");
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else
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return s->F("end");
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}
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EST_Val ff_start(EST_Item *s)
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{
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/* Changed by awb 12/07/05, to make this actually a generic function */
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/* no longer changes relation view to Segment -- may affect tilt and */
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/* other pault things */
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return (s->prev() == 0) ? 0.0 : s->prev()->F("end");
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}
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EST_Val ff_tilt_phrase_position(EST_Item *s)
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{
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EST_String rel_name = s->S("time_path");
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EST_Item *t, *a;
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if ((t = s->as_relation(rel_name)) == 0)
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{
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cerr << "item: " << *s << endl;
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EST_error("No relation %s for item\n", (const char *) rel_name);
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}
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a = parent(t);
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cout << "us features phrase pos\n";
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//cout << "dereferencing syllable: " << *a << endl;
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cout << "start: " << a->F("start") << endl;
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cout << "end: " << a->F("end") << endl;
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if (s->S("name","0") == "phrase_start")
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return a->F("start");
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else
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return a->F("end");
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}
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EST_Val ff_tilt_event_position(EST_Item *s)
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{
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EST_String rel_name = s->S("time_path");
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EST_Item *t, *a;
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if ((t = s->as_relation(rel_name)) == 0)
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EST_error("No relation %s for item\n", (const char *) rel_name);
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a = parent(t);
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cout << "us features tilt pos\n";
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cout << "dereferencing syllable: " << *a << endl;
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cout << "vowel_start: " << a->F("vowel_start") << endl;
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cout << "start: " << a->F("start") << endl;
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cout << "end: " << a->F("end") << endl;
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return a->F("vowel_start") + s->F("rel_pos",0.0);
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}
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EST_Val ff_leaf_end(EST_Item *s)
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{
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if (!s->f_present("time_path"))
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EST_error("Attempted to use leaf end() feature function on "
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"item with no time_path feature set: %s\n",
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(const char *)s->relation()->name());
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EST_String rel_name = s->S("time_path");
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EST_Item *t, *a;
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if ((t = s->as_relation(rel_name)) == 0)
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EST_error("No relation %s for item\n", (const char *) rel_name);
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a = last_leaf_in_tree(t);
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float def = -1.0;
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EST_feat_status stat;
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return getFloat(*a, "end", def, stat);
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}
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EST_Val ff_leaf_start(EST_Item *s)
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{
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if (!s->f_present("time_path"))
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EST_error("Attempted to use leaf start() feature function on "
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"item with no time_path feature set: %s\n",
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(const char *)s->relation()->name());
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EST_String rel_name = s->S("time_path");
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EST_Item *t, *a;
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if ((t = s->as_relation(rel_name)) == 0)
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EST_error("No relation %s for item\n", (const char *) rel_name);
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a = first_leaf_in_tree(t);
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// cout << "this is the first node of the tree\n";
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//cout << *a << endl;
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float def = -1.0;
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EST_feat_status stat;
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return getFloat(*a, "start", def, stat);
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}
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EST_Val ff_int_start(EST_Item *s)
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{
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EST_String rel_name = "IntonationPhrase";
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EST_Item *t, *a;
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if ((t = s->as_relation(rel_name)) == 0)
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EST_error("No relation %s for item\n", (const char *) rel_name);
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a = first_leaf_in_tree(parent(t)->as_relation("MetricalTree"));
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float def = -1.0;
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EST_feat_status stat;
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return getFloat(*a, "start", def, stat);
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}
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EST_Val ff_int_end(EST_Item *s)
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{
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EST_String rel_name = "IntonationPhrase";
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EST_Item *t, *a;
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if ((t = s->as_relation(rel_name)) == 0)
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EST_error("No relation %s for item\n", (const char *) rel_name);
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a = last_leaf_in_tree(parent(t)->as_relation("MetricalTree"));
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float def = -1.0;
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EST_feat_status stat;
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return getFloat(*a, "end", def, stat);
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}
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void register_standard_feature_functions(EST_FeatureFunctionPackage &p)
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{
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#ifdef EST_DEBUGGING
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cerr << "register_standard_feature_functions()\n";
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#endif
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p.register_func("duration", ff_duration);
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p.register_func("start", ff_start);
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p.register_func("leaf_end", ff_leaf_end);
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p.register_func("leaf_start", ff_leaf_start);
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p.register_func("int_end", ff_int_end);
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p.register_func("int_start", ff_int_start);
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p.register_func("tilt_event_position", ff_tilt_event_position);
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p.register_func("tilt_phrase_position", ff_tilt_phrase_position);
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p.register_func("unisyn_duration", ff_duration);
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p.register_func("unisyn_start", ff_start);
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p.register_func("unisyn_leaf_end", ff_leaf_end);
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p.register_func("unisyn_leaf_start", ff_leaf_start);
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p.register_func("unisyn_int_end", ff_int_end);
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p.register_func("unisyn_int_start", ff_int_start);
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p.register_func("unisyn_tilt_event_position", ff_tilt_event_position);
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p.register_func("unisyn_tilt_phrase_position", ff_tilt_phrase_position);
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#ifdef EST_DEBUGGING
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cerr << "finished register_standard_feature_functions()\n";
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#endif
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}
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