cst_utterance *cart_intonation(cst_utterance *u)
{
cst_cart *accents, *tones;
cst_item *s;
const cst_val *v;
if (feat_present(u->features,"no_intonation_accent_model"))
return u; /* not all languages have intonation models */
accents = val_cart(feat_val(u->features,"int_cart_accents"));
tones = val_cart(feat_val(u->features,"int_cart_tones"));
for (s=relation_head(utt_relation(u,"Syllable")); s; s=item_next(s))
{
v = cart_interpret(s,accents);
if (!cst_streq("NONE",val_string(v)))
item_set_string(s,"accent",val_string(v));
v = cart_interpret(s,tones);
if (!cst_streq("NONE",val_string(v)))
item_set_string(s,"endtone",val_string(v));
DPRINTF(0,("word %s gpos %s stress %s ssyl_in %s ssyl_out %s accent %s endtone %s\n",
ffeature_string(s,"R:SylStructure.parent.name"),
ffeature_string(s,"R:SylStructure.parent.gpos"),
ffeature_string(s,"stress"),
ffeature_string(s,"ssyl_in"),
ffeature_string(s,"ssyl_out"),
ffeature_string(s,"accent"),
ffeature_string(s,"endtone")));
}
return u;
}
cst_utterance *default_phrasing(cst_utterance *u)
{
cst_relation *r;
cst_item *w, *p, *lp=NULL;
const cst_val *v;
cst_cart *phrasing_cart;
r = utt_relation_create(u,"Phrase");
phrasing_cart = val_cart(feat_val(u->features,"phrasing_cart"));
for (p=NULL,w=relation_head(utt_relation(u,"Word")); w; w=item_next(w))
{
if (p == NULL)
{
p = relation_append(r,NULL);
lp = p;
#ifdef FLITE_PLUS_HTS_ENGINE
item_set_string(p,"name","BB");
#else
item_set_string(p,"name","B");
#endif /* FLITE_PLUS_HTS_ENGINE */
}
item_add_daughter(p,w);
v = cart_interpret(w,phrasing_cart);
if (cst_streq(val_string(v),"BB"))
p = NULL;
}
if (lp && item_prev(lp)) /* follow festival */
item_set_string(lp,"name","BB");
return u;
}
cst_utterance *default_phrasing(cst_utterance *u)
{
cst_relation *r;
cst_item *w, *p;
const cst_val *v;
cst_cart *phrasing_cart;
r = utt_relation_create(u,"Phrase");
phrasing_cart = val_cart(feat_val(u->features,"phrasing_cart"));
for (p=NULL,w=relation_head(utt_relation(u,"Word")); w; w=item_next(w))
{
if (p == NULL)
{
p = relation_append(r,NULL);
item_set_string(p,"name","BB");
}
item_add_daughter(p,w);
v = cart_interpret(w,phrasing_cart);
if (cst_streq(val_string(v),"BB"))
p = NULL;
}
return u;
}
cst_utterance *cart_duration(cst_utterance *u)
{
cst_cart *dur_tree;
cst_item *s;
float zdur, dur_stretch, local_dur_stretch, dur;
float end;
dur_stats *ds;
const dur_stat *dur_stat;
end = 0;
if (feat_present(u->features,"no_segment_duration_model"))
return u; /* not all methods need segment durations */
dur_tree = val_cart(feat_val(u->features,"dur_cart"));
dur_stretch = get_param_float(u->features,"duration_stretch", 1.0);
ds = val_dur_stats(feat_val(u->features,"dur_stats"));
for (s=relation_head(utt_relation(u,"Segment")); s; s=item_next(s))
{
zdur = val_float(cart_interpret(s,dur_tree));
dur_stat = phone_dur_stat(ds,item_name(s));
local_dur_stretch = ffeature_float(s, "R:SylStructure.parent.parent."
"R:Token.parent.local_duration_stretch");
if (local_dur_stretch)
local_dur_stretch *= dur_stretch;
else
local_dur_stretch = dur_stretch;
dur = local_dur_stretch * ((zdur*dur_stat->stddev)+dur_stat->mean);
DPRINTF(0,("phone %s accent %s stress %s pdur %f stretch %f mean %f std %f dur %f\n",
item_name(s),
ffeature_string(s,"R:SylStructure.parent.accented"),
ffeature_string(s,"R:SylStructure.parent.stress"),
zdur, local_dur_stretch, dur_stat->mean,
dur_stat->stddev, dur));
end += dur;
item_set_float(s,"end",end);
}
return u;
}
cst_utterance *default_pos_tagger(cst_utterance *u)
{
cst_item *word;
const cst_val *p;
const cst_cart *tagger;
p = get_param_val(u->features,"pos_tagger_cart",NULL);
if (p == NULL)
return u;
tagger = val_cart(p);
for (word=relation_head(utt_relation(u,"Word"));
word; word=item_next(word))
{
p = cart_interpret(word,tagger);
item_set_string(word,"pos",val_string(p));
}
return u;
}
