ref: 4020d8c725d62670640c9b670982ea2e90dc7ee5
dir: /lang/cmu_us_kal/cmu_us_kal.c/
/*************************************************************************/
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/*************************************************************************/
/* Author: Alan W Black (awb@cs.cmu.edu) */
/* Date: November 2011 */
/*************************************************************************/
/* */
/* Kal diphone, rebuilt with g721 encoded residuals to save 500K */
/* */
/*************************************************************************/
#include "flite.h"
#include "cst_diphone.h"
#include "usenglish.h"
#include "cmu_lex.h"
static cst_utterance *cmu_us_kal_postlex(cst_utterance *u);
extern cst_diphone_db cmu_us_kal_db;
cst_voice *cmu_us_kal_diphone = NULL;
cst_voice *register_cmu_us_kal(const char *voxdir)
{
cst_voice *v;
cst_lexicon *lex;
if (cmu_us_kal_diphone)
return cmu_us_kal_diphone; /* Already registered */
v = new_voice();
v->name = "kal";
/* Set up basic values for synthesizing with this voice */
usenglish_init(v);
flite_feat_set_string(v->features,"name","cmu_us_kal_diphone");
/* Lexicon */
lex = cmu_lex_init();
flite_feat_set(v->features,"lexicon",lexicon_val(lex));
/* Intonation */
flite_feat_set_float(v->features,"int_f0_target_mean",95.0);
flite_feat_set_float(v->features,"int_f0_target_stddev",11.0);
flite_feat_set_float(v->features,"duration_stretch",1.1);
/* Post lexical rules */
flite_feat_set(v->features,"postlex_func",uttfunc_val(&cmu_us_kal_postlex));
/* Waveform synthesis: diphone_synth */
flite_feat_set(v->features,"wave_synth_func",uttfunc_val(&diphone_synth));
flite_feat_set(v->features,"diphone_db",diphone_db_val(&cmu_us_kal_db));
flite_feat_set_int(v->features,"sample_rate",cmu_us_kal_db.sts->sample_rate);
flite_feat_set_string(v->features,"resynth_type","fixed");
flite_feat_set_string(v->features,"join_type","modified_lpc");
cmu_us_kal_diphone = v;
return cmu_us_kal_diphone;
}
void unregister_cmu_us_kal(cst_voice *v)
{
if (v != cmu_us_kal_diphone)
return;
delete_voice(v);
cmu_us_kal_diphone = NULL;
}
static void fix_ah(cst_utterance *u)
{
/* This should really be done in the index itself */
const cst_item *s;
for (s=relation_head(utt_relation(u,"Segment")); s; s=item_next(s))
if (cst_streq(item_feat_string(s,"name"),"ah"))
item_set_string(s,"name","aa");
}
static cst_utterance *cmu_us_kal_postlex(cst_utterance *u)
{
cmu_postlex(u);
fix_ah(u);
return u;
}