struct header *
pc_wav_to_feasd(char *prefix,
int num_read,
FILE *file)
{
pc_wav_hd *wav_hd;
double start_time;
double sf;
struct header *ohd;
wav_hd = get_hd(prefix, num_read, file);
if (wav_hd == NULL)
{
error_msg("pc_wav_to_feasd", "read header failed.");
return NULL;
}
switch (wav_hd->FormatTag)
{
case WAVE_FORMAT_PCM:
if (wav_hd->spec.pcm.BitsPerSample != 16)
{
error_msg("pc_wav_to_feasd", "only 16-bit audio supported.");
return NULL;
}
break;
default:
error_msg("pc_wav_to_feasd", "only WAVE_FORMAT_PCM supported.");
return NULL;
}
ohd = new_header(FT_FEA);
if (ohd == NULL)
{
error_msg("pc_wav_to_feasd", "couldn't create FEA header.");
return NULL;
}
strcpy(ohd->common.prog, "pc_wav_to_feasd");
add_comment(ohd, "Converted from PC WAVE header\n");
ohd->common.tag = NO;
ohd->common.edr = NO;
start_time = 0.0;
sf = (double) wav_hd->SamplesPerSec;
init_feasd_hd(ohd, SHORT, (int) wav_hd->Channels, &start_time, NO, sf);
*add_genhd_l("FormatTag", (long *) NULL, 1, ohd) =
(long) wav_hd->FormatTag;
*add_genhd_l("Channels", (long *) NULL, 1, ohd) =
(long) wav_hd->Channels;
*add_genhd_l("SamplesPerSec", (long *) NULL, 1, ohd) =
(long) wav_hd->SamplesPerSec;
*add_genhd_l("AvgBytesPerSec", (long *) NULL, 1, ohd) =
(long) wav_hd->AvgBytesPerSec;
*add_genhd_l("BlockAlign", (long *) NULL, 1, ohd) =
(long) wav_hd->BlockAlign;
*add_genhd_l("BitsPerSample", (long *) NULL, 1, ohd) =
(long) wav_hd->spec.pcm.BitsPerSample;
*add_genhd_l("pc_wav_hd_ptr", (long *) NULL, 1, ohd) =
(long) wav_hd;
return ohd;
}
static struct header *
FieldList_to_fea(FieldList list,
struct fea_data **rec,
char **fnames,
int copy_sources)
{
struct header *hdr;
int i, j;
FieldSpec *fld;
char **codes;
FieldList subfields;
FieldSpec *subf;
char *name;
void *ptr;
int spstype;
long *dim;
struct fea_header *fea;
struct header *source;
if (list == NULL)
return NULL;
hdr = new_header(FT_FEA);
for (i = 0; (fld = list[i]) != NULL; i++)
{
codes = NULL;
if (fld->occurrence != VIRTUAL
&& (subfields = fld->subfields) != NULL)
{
for (j = 0; (subf = subfields[j]) != NULL; j++)
{
if (strcmp(subf->name, "enumStrings") != 0)
{
if (debug_level)
fprintf(stderr,
"FieldList_to_fea: subfields "
"not supported in ESPS FEA files.\n");
}
else if (fld->type != SHORT)
{
if (debug_level)
fprintf(stderr,
"FieldList_to_fea: Non-SHORT field "
"has subfield enumStrings.\n");
}
else if (subf->type != CHAR)
{
if (debug_level)
fprintf(stderr,
"FieldList_to_fea: enumStrings not CHAR.\n");
}
else if (subf->rank != 2)
{
if (debug_level)
fprintf(stderr,
"FieldList_to_fea: enumStrings "
"not of rank 2.\n");
}
else
codes = StrArrayFromRect(subf->dim, subf->data);
}
}
if (FieldIsTag(fld) && FindStr(ESPS_TAG, fnames))
hdr->common.tag = TRUE;
else if (FieldIsFeaSubtype(fld))
hdr->hd.fea->fea_type = *(short *) fld->data;
else
{
name = fld->name;
switch(fld->occurrence)
{
case GLOBAL:
{
int size = (int) FieldLength(fld);
ptr = fld->data;
if (debug_level >= 2)
fprintf(stderr,
"FieldList_to_fea: "
"global field[%d]: \"%s\".\n",
i, name);
if (fld->rank > 1)
{
if (debug_level)
fprintf(stderr,
"FieldList_to_fea: rank %d globals "
"not supported in ESPS FEA files.\n",
fld->rank);
}
if (size == 0)
{
if (debug_level)
fprintf(stderr,
"FieldList_to_fea: empty globals "
"not supported in ESPS FEA files.\n");
}
else if (codes != NULL)
(void) add_genhd_e(name,
(short *) ptr, size, codes, hdr);
else
switch (fld->type)
{
case DOUBLE:
(void) add_genhd_d(name,
(double *) ptr, size, hdr);
break;
case FLOAT:
(void) add_genhd_f(name,
(float *) ptr, size, hdr);
break;
case LONG:
(void) add_genhd_l(name,
(long *) ptr, size, hdr);
break;
case SHORT:
(void) add_genhd_s(name,
(short *) ptr, size, hdr);
break;
case SCHAR:
case UCHAR:
case CHAR:
(void) add_genhd_c(name,
(char *) ptr, size, hdr);
break;
default:
if (debug_level)
fprintf(stderr,
"FieldList_to_fea: global type %d "
"not supported in ESPS FEA files.\n",
fld->type);
}
}
break;
case REQUIRED:
{
long size = FieldLength(fld);
if (debug_level >= 2)
fprintf(stderr,
"FieldList_to_fea: "
"required field[%d]: \"%s\".\n",
i, name);
if (FindStr(name, fnames))
{
spstype = (codes != NULL) ? CODED
: ElibTypeToEsps(fld->type);
if (spstype != UNDEF)
{
dim = (long *) malloc(fld->rank * sizeof(long));
for (j = 0; j < fld->rank; j++)
dim[j] = fld->dim[j];
add_fea_fld(name, size, fld->rank,
dim, spstype, codes, hdr);
}
}
}
break;
case OPTIONAL:
if (debug_level)
fprintf(stderr,
"FieldList_to_fea: optional fields "
"not supported in ESPS FEA files.\n");
break;
case VIRTUAL:
if (copy_sources)
{
if (strncmp(name, "source_", 7) != 0)
{
if (debug_level)
fprintf(stderr, "Field_List_to_fea: VIRTUAL "
"field other than source_<n>.\n");
}
else if ((subfields = fld->subfields) != NULL
|| fld->type == CHAR)
{
size_t len;
char *data;
source = FieldList_to_fea(subfields,
NULL, NULL, TRUE);
len = FieldLength(fld);
data = (char *) malloc(len + 1);
strncpy(data, fld->data, len);
data[len] = '\0';
add_source_file(hdr, data, source);
}
}
break;
case INCLUDED:
if (debug_level)
fprintf(stderr,
"FieldList_to_fea: included fields "
"not supported in ESPS FEA files.\n");
break;
default:
spsassert(0, "FieldList_to_fea: "
"unrecognized occurrence code.\n");
break;
}
}
}
if (rec != NULL)
{
*rec = allo_fea_rec(hdr);
fea = hdr->hd.fea;
if (hdr->common.tag)
{
fld = FindField(list, ESPS_TAG);
fld->data = &(*rec)->tag;
}
for (i = 0; i < (int) fea->field_count; i++)
{
name = fea->names[i];
fld = FindField(list, name);
fld->data = get_fea_ptr(*rec, name, hdr);
}
}
return hdr;
}
