TimeKeeper/audio/flite-2.0.0-release/tools/VOICE_clunits.c

/*************************************************************************/
/*                                                                       */
/*                  Language Technologies Institute                      */
/*                     Carnegie Mellon University                        */
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/*************************************************************************/
/*             Author:  Alan W Black (awb@cs.cmu.edu)                    */
/*               Date:  April 2001                                       */
/*************************************************************************/
/*                                                                       */
/*  A simple clunits/ldom voice defintion			         */
/*                                                                       */
/*************************************************************************/

#include <string.h>
#include "flite.h"
#include "cst_clunits.h"
#include "__FLITELANG__.h"
#include "__FLITELEX__.h"

static char *__VOICENAME___unit_name(cst_item *s);

extern cst_clunit_db __VOICENAME___db;
cst_voice *__VOICENAME___clunits = NULL;

extern const cst_cart __VOICENAME___dur_cart;
extern const dur_stat * const __VOICENAME___dur_stats[];

cst_voice *register___VOICENAME__(const char *voxdir)
{
    cst_voice *v;
    cst_lexicon *lex;

    if (__VOICENAME___clunits)
        return __VOICENAME___clunits;  /* Already registered */

    v = new_voice();
    v->name = "__NICKNAME__";

    /* Sets up language specific parameters in the __VOICENAME__. */
    __FLITELANG___init(v);

    /* Things that weren't filled in already. */
    flite_feat_set_string(v->features,"name","__VOICENAME__");

    /* Duration model */
    flite_feat_set(v->features,"dur_cart",cart_val(&__VOICENAME___dur_cart));
    flite_feat_set(v->features,"dur_stats",dur_stats_val((dur_stats *)__VOICENAME___dur_stats));

    /* Lexicon */
    lex = __FLITELEX___init();
    flite_feat_set(v->features,"lexicon",lexicon_val(lex));
    flite_feat_set(v->features,"postlex_func",uttfunc_val(lex->postlex));

    /* Waveform synthesis */
    flite_feat_set(v->features,"wave_synth_func",uttfunc_val(&clunits_synth));
    flite_feat_set(v->features,"clunit_db",clunit_db_val(&__VOICENAME___db));
    flite_feat_set_int(v->features,"sample_rate",__VOICENAME___db.sts->sample_rate);
    flite_feat_set_string(v->features,"join_type","simple_join");
    flite_feat_set_string(v->features,"resynth_type","fixed");

    if ((voxdir != NULL) &&
        (__VOICENAME___db.sts->sts == NULL) &&
        (__VOICENAME___db.sts->sts_paged == NULL) &&
        (__VOICENAME___db.sts->frames == NULL))
        flite_mmap_clunit_voxdata(voxdir,v);

    /* Unit selection */
    __VOICENAME___db.unit_name_func = __VOICENAME___unit_name;

    __VOICENAME___clunits = v;

    return __VOICENAME___clunits;
}

void unregister___VOICENAME__(cst_voice *vox)
{
    if (vox != __VOICENAME___clunits)
	return;
    delete_voice(vox);
    __VOICENAME___clunits = NULL;
}

static const char *__VOICENAME___nextvoicing(cst_item *s)
{
    if (cst_streq("+",flite_ffeature_string(s,"n.ph_vc")))
        return "V";
    else if (cst_streq("+",flite_ffeature_string(s,"n.ph_cvox")))
        return "CVox";
    else
        return "UV";
}

static char *__VOICENAME___unit_name(cst_item *s)
{
    const char *name;
    /* This *is* long enough as long as you don't change external things */
    char cname[30];

    name = flite_ffeature_string(s,"name");
    /* Comment this out if you have more complex unit names */
#if 1
    if (1 == 1)
        return cst_strdup(name);
    else 
#endif
    if (cst_streq("+",flite_ffeature_string(s,"ph_vc")))
    {
        cst_sprintf(cname,"%s_%s_%s",name,
                    flite_ffeature_string(s,"R:SylStructure.parent.stress"),
                    __VOICENAME___nextvoicing(s));
    }
    else 
    {
        cst_sprintf(cname,"%s_%s",name,
                    __VOICENAME___nextvoicing(s));
    }

    return cst_strdup(cname);
}