git-svn-id: https://espeak.svn.sourceforge.net/svnroot/espeak/trunk@1 d46cf337-b52f-0410-862d-fd96e6ae7743

2026-11-11 00:26:08 +00:00 · 2007-05-05 11:00:27 +00:00
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+/***************************************************************************
+ *   Copyright (C) 2005,2006 by Jonathan Duddington                        *
+ *   jonsd@users.sourceforge.net                                           *
+ *                                                                         *
+ *   This program is free software; you can redistribute it and/or modify  *
+ *   it under the terms of the GNU General Public License as published by  *
+ *   the Free Software Foundation; either version 2 of the License, or     *
+ *   (at your option) any later version.                                   *
+ *                                                                         *
+ *   This program is distributed in the hope that it will be useful,       *
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
+ *   GNU General Public License for more details.                          *
+ *                                                                         *
+ *   You should have received a copy of the GNU General Public License     *
+ *   along with this program; if not, write to the                         *
+ *   Free Software Foundation, Inc.,                                       *
+ *   59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.             *
+ ***************************************************************************/
+#include "StdAfx.h"
+
+#include <stdio.h>
+#include <ctype.h>
+#include <wctype.h>
+#include <stdlib.h>
+#include <string.h>
+#include <locale.h>
+
+#include "speak_lib.h"
+#include "speech.h"
+#include "phoneme.h"
+#include "synthesize.h"
+#include "translate.h"
+#include "tr_languages.h"
+
+
+Translator_English::Translator_English() : Translator()
+{//===================================
+//	static int stress_lengths2[8] = {182,140, 220,220, 220,240, 248,270};
+	static int stress_lengths2[8] = {182,140, 220,220, 0,0, 248,275};
+
+	memcpy(stress_lengths,stress_lengths2,sizeof(stress_lengths));
+	langopts.vowel_pause = 0;
+	langopts.stress_rule = 0;
+	langopts.word_gap = 0;
+
+	langopts.numbers = 0x41;
+
+}
+
+
+
+static unsigned char initials_bitmap[86] = {
+ 0x00, 0x00, 0x00, 0x00, 0x22, 0x08, 0x00, 0x88,  //  0
+ 0x20, 0x24, 0x20, 0x80, 0x10, 0x00, 0x00, 0x00,
+ 0x00, 0x28, 0x08, 0x00, 0x88, 0x22, 0x04, 0x00,  // 16
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x88, 0x22, 0x04, 0x00, 0x02, 0x00, 0x00,  // 32
+ 0x20, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x28, 0x8a, 0x03, 0x00, 0x00, 0x40, 0x00,  // 48
+ 0x02, 0x00, 0x41, 0xca, 0x9b, 0x06, 0x20, 0x80,
+ 0x91, 0x00, 0x00, 0x00, 0x00, 0x20, 0x08, 0x00,  // 64
+ 0x08, 0x20, 0x00, 0x00, 0x04, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x22, 0x00, 0x01, 0x00, };
+
+
+
+int Translator_English::Unpronouncable(char *word)
+{//===============================================
+/* Determines whether a word in 'unpronouncable', i.e. whether it should
+	be spoken as individual letters.
+
+	This function is language specific.
+*/
+
+	unsigned char  c;
+	int  vowel_posn=9;
+	int  index;
+	int  ix;
+	int  apostrophe=0;
+
+	// words which we pass through to the dictionary, even though they look unpronouncable
+	static const char *exceptions[] = {
+		"'s ", "st ","nd ","rd ","th ",NULL };
+
+	if((*word == ' ') || (*word == 0))
+		return(0);
+
+	for(ix=0; exceptions[ix] != NULL; ix++)
+	{
+		// Seemingly uncpronouncable words, but to be looked in the dictionary rules instead
+		if(memcmp(word,exceptions[ix],3)==0)
+			return(0);
+	}
+
+	index=0;
+	while(((c = word[index++]) != 0) && !isspace(c))
+	{
+		if(IsVowel(c) || (c == 'y'))
+		{
+			vowel_posn = index;
+			break;
+		}
+
+		if(c == '\'')
+			apostrophe = 1;
+		else
+		if((c < 'a') || (c > 'z'))
+			return(0);        // letter (not vowel) outside a-z range or apostrophe, abort test
+	}
+	if((vowel_posn > 5) || ((word[0]!='s') && (vowel_posn > 4)))
+		return(1);  // no vowel, or no vowel in first four letters
+
+	/* there is at least one vowel, is the initial letter combination valid ? */
+
+	if(vowel_posn < 3)
+		return(0);   /* vowel in first two letters, OK */
+
+	if(apostrophe)
+		return(0);   // first two letters not a-z, abort test
+
+	index = (word[0]-'a') * 26 + (word[1]-'a');
+	if(initials_bitmap[index >> 3] & (1L << (index & 7)))
+		return(0);
+	else
+		return(1);   /****/
+}   /* end of Unpronounceable */
+
+
+
+
+