void synthesise_one_frame(struct CODEC2 *c2, short speech[], MODEL *model, COMP Aw[])
{
int i;
PROFILE_VAR(phase_start, pf_start, synth_start);
#ifdef DUMP
dump_quantised_model(model);
#endif
PROFILE_SAMPLE(phase_start);
phase_synth_zero_order(c2->fft_fwd_cfg, model, &c2->ex_phase, Aw);
PROFILE_SAMPLE_AND_LOG(pf_start, phase_start, " phase_synth");
postfilter(model, &c2->bg_est);
PROFILE_SAMPLE_AND_LOG(synth_start, pf_start, " postfilter");
synthesise(c2->fft_inv_cfg, c2->Sn_, model, c2->Pn, 1);
PROFILE_SAMPLE_AND_LOG2(synth_start, " synth");
ear_protection(c2->Sn_, N);
for(i=0; i<N; i++) {
if (c2->Sn_[i] > 32767.0)
speech[i] = 32767;
else if (c2->Sn_[i] < -32767.0)
speech[i] = -32767;
else
speech[i] = c2->Sn_[i];
}
}
void synthesise_one_frame(CODEC2 *c2, short speech[], MODEL *model, float ak[])
{
int i;
phase_synth_zero_order(model, ak, &c2->ex_phase, LPC_ORD);
postfilter(model, &c2->bg_est);
synthesise(c2->Sn_, model, c2->Pn, 1);
for(i=0; i<N; i++) {
if (c2->Sn_[i] > 32767.0)
speech[i] = 32767;
else if (c2->Sn_[i] < -32767.0)
speech[i] = -32767;
else
speech[i] = c2->Sn_[i];
}
}
void synth_one_frame(kiss_fft_cfg fft_inv_cfg, short buf[], MODEL *model, float Sn_[], float Pn[], int prede, float *de_mem, float gain)
{
int i;
synthesise(fft_inv_cfg, Sn_, model, Pn, 1);
if (prede)
de_emp(Sn_, Sn_, de_mem, N);
for(i=0; i<N; i++) {
Sn_[i] *= gain;
if (Sn_[i] > 32767.0)
buf[i] = 32767;
else if (Sn_[i] < -32767.0)
buf[i] = -32767;
else
buf[i] = Sn_[i];
}
}
