int main(int argc, char **argv)
{
cst_track *lpc;
cst_wave *sig, *sig2;
cst_sts *sts;
if (argc != 6)
{
fprintf(stderr,"usage: find_sts lpc_min lpc_range LPC WAVEFILE STS\n");
return 1;
}
lpc_min = atof(argv[1]);
lpc_range = atof(argv[2]);
lpc = new_track();
cst_track_load_est(lpc,argv[3]);
sig = new_wave();
if (cst_wave_load_riff(sig,argv[4]) == CST_WRONG_FORMAT)
{
fprintf(stderr,
"cannot load waveform, format unrecognized, from \"%s\"\n",
argv[4]);
exit(-1);
}
sts = find_sts(sig,lpc);
/* See if it worked */
sig2 = reconstruct_wave(sig,sts,lpc);
compare_waves(sig,sig2);
cst_wave_save_riff(sig2,"sig2.wav");
save_sts(sts,lpc,sig,argv[5]);
return 0;
}
int main(int argc, char **argv)
{
cst_track *t1;
cst_track *me_filters = NULL;
cst_wave *w1, *w2, *res = NULL;
cst_val *files;
cst_features *args;
int i, j;
int order, o, s;
int frame_length;
float *lpcs, *residual;
float m;
const char *f1, *f2;
const char *resfn = NULL;
int last_peak = 0, next_peak;
int period;
float power;
int rfc = 0;
int str = 0;
int fn, fo, ss;
float xpulse, xnoise;
float fxpulse, fxnoise;
float x, me;
float *hpulse = NULL, *hnoise = NULL;
float *xpulsesig = NULL, *xnoisesig = NULL;
int q = 0;
int position;
int lpc_start = 0;
args = new_features();
files =
cst_args(argv, argc,
"usage: lpc_resynth OPTIONS INTRACK OUTWAVE\n"
"Resynth an lpc track\n"
"-res <string> residual (as waveform)\n"
"-save_res Save the generated residual\n"
"-lpc_start <int> start of lpc params in lpc track {1}\n"
"-order <int> LPC order {16}\n"
"-str mixed excitation strengths\n"
"-me_filters <string> mixed excitation filters\n"
"-rfc Coefficents are reflection coefficients\n", args);
f1 = val_string(val_car(files));
f2 = val_string(val_car(val_cdr(files)));
t1 = new_track();
lpc_start = mimic_get_param_int(args, "-lpc_start", 1);
if (feat_present(args, "-rfc"))
rfc = 1;
if (feat_present(args, "-str"))
str = 1;
if (feat_present(args, "-me_filters"))
{
me_filters = new_track();
if (cst_track_load_est
(me_filters,
mimic_get_param_string(args, "-me_filters",
"me_filters.track")) != CST_OK_FORMAT)
{
fprintf(stderr,
"lpc_resynth: can't read file or wrong format \"%s\"\n",
f1);
return -1;
}
hpulse = cst_alloc(float, me_filters->num_channels);
hnoise = cst_alloc(float, me_filters->num_channels);
xpulsesig = cst_alloc(float, me_filters->num_channels);
xnoisesig = cst_alloc(float, me_filters->num_channels);
}
