81 |
|
error(SYSTEM, errmsg); |
82 |
|
} |
83 |
|
/* get dimensions */ |
84 |
< |
if (fgetval(fp, 'i', (char *)&asize) <= 0) |
84 |
> |
if (fgetval(fp, 'i', &asize) <= 0) |
85 |
|
goto scanerr; |
86 |
|
if ((asize <= 0) | (asize > MAXDDIM)) { |
87 |
|
sprintf(errmsg, "bad number of dimensions for \"%s\"", dname); |
94 |
|
dp->nd = asize; |
95 |
|
asize = 1; |
96 |
|
for (i = 0; i < dp->nd; i++) { |
97 |
< |
if (fgetval(fp, DATATY, (char *)&dp->dim[i].org) <= 0) |
97 |
> |
if (fgetval(fp, DATATY, &dp->dim[i].org) <= 0) |
98 |
|
goto scanerr; |
99 |
< |
if (fgetval(fp, DATATY, (char *)&dp->dim[i].siz) <= 0) |
99 |
> |
if (fgetval(fp, DATATY, &dp->dim[i].siz) <= 0) |
100 |
|
goto scanerr; |
101 |
< |
if (fgetval(fp, 'i', (char *)&dp->dim[i].ne) <= 0) |
101 |
> |
if (fgetval(fp, 'i', &dp->dim[i].ne) <= 0) |
102 |
|
goto scanerr; |
103 |
|
if (dp->dim[i].ne < 2) |
104 |
|
goto scanerr; |
109 |
|
if (dp->dim[i].p == NULL) |
110 |
|
goto memerr; |
111 |
|
for (j = 0; j < dp->dim[i].ne; j++) |
112 |
< |
if (fgetval(fp, DATATY, |
113 |
< |
(char *)&dp->dim[i].p[j]) <= 0) |
112 |
> |
if (fgetval(fp, DATATY, &dp->dim[i].p[j]) <= 0) |
113 |
|
goto scanerr; |
114 |
|
for (j = 1; j < dp->dim[i].ne-1; j++) |
115 |
|
if ((dp->dim[i].p[j-1] < dp->dim[i].p[j]) != |
125 |
|
goto memerr; |
126 |
|
|
127 |
|
for (i = 0; i < asize; i++) |
128 |
< |
if (fgetval(fp, DATATY, (char *)&dp->arr.d[i]) <= 0) |
128 |
> |
if (fgetval(fp, DATATY, &dp->arr.d[i]) <= 0) |
129 |
|
goto scanerr; |
130 |
|
fclose(fp); |
131 |
|
i = hash(dname); |
132 |
|
dp->next = dtab[i]; |
133 |
|
return(dtab[i] = dp); |
135 |
– |
|
134 |
|
memerr: |
135 |
|
error(SYSTEM, "out of memory in getdata"); |
136 |
|
scanerr: |
137 |
|
sprintf(errmsg, "%s in data file \"%s\"", |
138 |
|
feof(fp) ? "unexpected EOF" : "bad format", dfname); |
139 |
|
error(USER, errmsg); |
140 |
< |
return NULL; /* pro forma return */ |
140 |
> |
return NULL; /* pro forma return */ |
141 |
|
} |
142 |
|
|
143 |
|
|
151 |
|
|
152 |
|
if (isaspect(s)) |
153 |
|
*(double*)iap *= aspectval(s); |
154 |
< |
else if (formatval(fmt, s) && !globmatch(PICFMT, fmt)) |
154 |
> |
else if (formatval(fmt, s) && strcmp(fmt, COLRFMT)) |
155 |
|
*(double*)iap = 0.0; |
156 |
|
return(0); |
157 |
|
} |
158 |
|
|
161 |
– |
|
159 |
|
DATARRAY * |
160 |
|
getpict( /* get picture pname */ |
161 |
|
char *pname |
185 |
|
|
186 |
|
pp[0].name = savestr(pname); |
187 |
|
|
188 |
< |
if ((fp = fopen(pfname, "r")) == NULL) { |
188 |
> |
if ((fp = fopen(pfname, "rb")) == NULL) { |
189 |
|
sprintf(errmsg, "cannot open picture file \"%s\"", pfname); |
190 |
|
error(SYSTEM, errmsg); |
191 |
|
} |
195 |
– |
SET_FILE_BINARY(fp); |
192 |
|
/* get dimensions */ |
193 |
|
inpaspect = 1.0; |
194 |
|
getheader(fp, headaspect, &inpaspect); |
234 |
|
copycolr(pp[0].arr.c[i], scanin[x]); |
235 |
|
} |
236 |
|
} |
237 |
< |
free((void *)scanin); |
237 |
> |
free(scanin); |
238 |
|
fclose(fp); |
239 |
|
i = hash(pname); |
240 |
|
pp[0].next = dtab[i]; /* link into picture list */ |
244 |
|
pp[1].type = GRN; |
245 |
|
pp[2].type = BLU; |
246 |
|
return(dtab[i] = pp); |
251 |
– |
|
247 |
|
memerr: |
248 |
|
error(SYSTEM, "out of memory in getpict"); |
249 |
|
readerr: |
250 |
|
sprintf(errmsg, "bad picture file \"%s\"", pfname); |
251 |
|
error(USER, errmsg); |
252 |
< |
return NULL; /* pro forma return */ |
252 |
> |
return NULL; /* pro forma return */ |
253 |
|
} |
254 |
|
|
255 |
|
|
256 |
+ |
/* header info type for hyperspectral image */ |
257 |
+ |
typedef struct { |
258 |
+ |
float wlpart[4]; /* wavelength partitions */ |
259 |
+ |
int nc; /* number of components */ |
260 |
+ |
double inpaspect; /* pixel aspect ratio */ |
261 |
+ |
} SPECINFO; |
262 |
+ |
|
263 |
+ |
static int |
264 |
+ |
specheadline( /* get info for spectral image */ |
265 |
+ |
char *s, |
266 |
+ |
void *cdp |
267 |
+ |
) |
268 |
+ |
{ |
269 |
+ |
SPECINFO *sip = (SPECINFO *)cdp; |
270 |
+ |
char fmt[MAXFMTLEN]; |
271 |
+ |
|
272 |
+ |
if (isaspect(s)) |
273 |
+ |
sip->inpaspect *= aspectval(s); |
274 |
+ |
else if (isncomp(s)) |
275 |
+ |
sip->nc = ncompval(s); |
276 |
+ |
else if (iswlsplit(s)) |
277 |
+ |
wlsplitval(sip->wlpart, s); |
278 |
+ |
else if (formatval(fmt, s) && strcmp(fmt, SPECFMT)) |
279 |
+ |
return(-1); |
280 |
+ |
return(0); |
281 |
+ |
} |
282 |
+ |
|
283 |
+ |
DATARRAY * |
284 |
+ |
getspec( /* load hyperspectral image as data */ |
285 |
+ |
char *sname |
286 |
+ |
) |
287 |
+ |
{ |
288 |
+ |
SPECINFO si; |
289 |
+ |
char *pfname; |
290 |
+ |
FILE *fp; |
291 |
+ |
int sl, ns; |
292 |
+ |
int y, i; |
293 |
+ |
DATARRAY *pp; |
294 |
+ |
/* look for array in list */ |
295 |
+ |
for (pp = dtab[hash(sname)]; pp != NULL; pp = pp->next) |
296 |
+ |
if (!strcmp(sname, pp->name)) |
297 |
+ |
return(pp); /* found! */ |
298 |
+ |
|
299 |
+ |
if ((pfname = getpath(sname, getrlibpath(), R_OK)) == NULL) { |
300 |
+ |
sprintf(errmsg, "cannot find hyperspectral image \"%s\"", sname); |
301 |
+ |
error(SYSTEM, errmsg); |
302 |
+ |
} |
303 |
+ |
if ((fp = fopen(pfname, "rb")) == NULL) { |
304 |
+ |
sprintf(errmsg, "cannot open hyperspectral image \"%s\"", pfname); |
305 |
+ |
error(SYSTEM, errmsg); |
306 |
+ |
} |
307 |
+ |
si.wlpart[3] = 0; |
308 |
+ |
si.nc = 0; |
309 |
+ |
si.inpaspect = 1.0; |
310 |
+ |
if (getheader(fp, specheadline, &si) < 0 || |
311 |
+ |
(si.nc <= 3) | (si.nc > MAXCSAMP) | (si.wlpart[3] < 1) || |
312 |
+ |
!fscnresolu(&sl, &ns, fp)) |
313 |
+ |
goto readerr; |
314 |
+ |
|
315 |
+ |
if ((pp = (DATARRAY *)malloc(sizeof(DATARRAY))) == NULL) |
316 |
+ |
goto memerr; |
317 |
+ |
|
318 |
+ |
pp->name = savestr(sname); |
319 |
+ |
pp->type = SPECTY; |
320 |
+ |
pp->nd = 3; |
321 |
+ |
pp->dim[0].ne = ns; |
322 |
+ |
pp->dim[1].ne = sl; |
323 |
+ |
pp->dim[0].org = |
324 |
+ |
pp->dim[1].org = 0.0; |
325 |
+ |
if (sl <= ns*si.inpaspect) { |
326 |
+ |
pp->dim[0].siz = si.inpaspect * (double)ns/sl; |
327 |
+ |
pp->dim[1].siz = 1.0; |
328 |
+ |
} else { |
329 |
+ |
pp->dim[0].siz = 1.0; |
330 |
+ |
pp->dim[1].siz = (double)sl/ns / si.inpaspect; |
331 |
+ |
} |
332 |
+ |
pp->dim[2].ne = si.nc; |
333 |
+ |
pp->dim[2].siz = si.wlpart[3] - si.wlpart[0]; |
334 |
+ |
pp->dim[2].org = si.wlpart[0] + 0.5*pp->dim[2].siz/si.nc; |
335 |
+ |
pp->dim[2].siz *= (si.nc - 1.0)/si.nc; |
336 |
+ |
pp->dim[0].p = pp->dim[1].p = pp->dim[2].p = NULL; |
337 |
+ |
i = ns*sl*(si.nc+1); |
338 |
+ |
#if PSIZWARN |
339 |
+ |
if (i > PSIZWARN) { /* memory warning */ |
340 |
+ |
sprintf(errmsg, "hyperspectral image \"%s\" using %.1f MB of memory", |
341 |
+ |
sname, i*(1.0/(1024*1024))); |
342 |
+ |
error(WARNING, errmsg); |
343 |
+ |
} |
344 |
+ |
#endif |
345 |
+ |
if ((pp->arr.s = (uby8 *)malloc(i)) == NULL) |
346 |
+ |
goto memerr; |
347 |
+ |
for (y = 0; y < ns; y++) /* read each scanline */ |
348 |
+ |
if (freadscolrs(pp->arr.s + y*sl*(si.nc+1), si.nc, sl, fp) < 0) |
349 |
+ |
goto readerr; |
350 |
+ |
fclose(fp); |
351 |
+ |
i = hash(sname); /* insert in hash table */ |
352 |
+ |
pp->next = dtab[i]; |
353 |
+ |
return(dtab[i] = pp); |
354 |
+ |
memerr: |
355 |
+ |
error(SYSTEM, "out of memory in getspec"); |
356 |
+ |
readerr: |
357 |
+ |
sprintf(errmsg, "bad hyperspectral image \"%s\"", pfname); |
358 |
+ |
error(USER, errmsg); |
359 |
+ |
return NULL; /* pro forma return */ |
360 |
+ |
} |
361 |
+ |
|
362 |
+ |
|
363 |
|
void |
364 |
|
freedata( /* release data array reference */ |
365 |
|
DATARRAY *dta |
381 |
|
while ((dp = dpl->next) != NULL) |
382 |
|
if ((dta == NULL) | (dta == dp)) { |
383 |
|
dpl->next = dp->next; |
384 |
< |
if (dp->type == DATATY) |
283 |
< |
free((void *)dp->arr.d); |
284 |
< |
else |
285 |
< |
free((void *)dp->arr.c); |
384 |
> |
free(dp->arr.p); |
385 |
|
for (i = 0; i < dp->nd; i++) |
386 |
|
if (dp->dim[i].p != NULL) |
387 |
< |
free((void *)dp->dim[i].p); |
387 |
> |
free(dp->dim[i].p); |
388 |
|
freestr(dp->name); |
389 |
< |
free((void *)dp); |
389 |
> |
free(dp); |
390 |
|
} else |
391 |
|
dpl = dp; |
392 |
|
dtab[hval++] = head.next; |
415 |
|
sd.dim[i].org = dp->dim[i+1].org; |
416 |
|
sd.dim[i].siz = dp->dim[i+1].siz; |
417 |
|
sd.dim[i].p = dp->dim[i+1].p; |
418 |
< |
asize *= sd.dim[i].ne = dp->dim[i+1].ne; |
418 |
> |
asize *= (sd.dim[i].ne = dp->dim[i+1].ne) + |
419 |
> |
((sd.type==SPECTY) & (i==sd.nd-1)); |
420 |
|
} |
421 |
|
} |
422 |
|
/* get independent variable */ |
443 |
|
else |
444 |
|
upper = i; |
445 |
|
} while (i != (lower + upper) >> 1); |
446 |
+ |
|
447 |
|
if (i > dp->dim[0].ne - 2) |
448 |
|
i = dp->dim[0].ne - 2; |
449 |
+ |
|
450 |
|
x = i + (pt[0] - dp->dim[0].p[i]) / |
451 |
|
(dp->dim[0].p[i+1] - dp->dim[0].p[i]); |
452 |
|
} |
455 |
|
if (dp->type == DATATY) { |
456 |
|
sd.arr.d = dp->arr.d + i*asize; |
457 |
|
y0 = datavalue(&sd, pt+1); |
458 |
< |
sd.arr.d = dp->arr.d + (i+1)*asize; |
458 |
> |
sd.arr.d += asize; |
459 |
|
y1 = datavalue(&sd, pt+1); |
460 |
+ |
} else if (dp->type == SPECTY) { |
461 |
+ |
sd.arr.s = dp->arr.s + i*asize; |
462 |
+ |
y0 = datavalue(&sd, pt+1); |
463 |
+ |
sd.arr.s += asize; |
464 |
+ |
y1 = datavalue(&sd, pt+1); |
465 |
|
} else { |
466 |
|
sd.arr.c = dp->arr.c + i*asize; |
467 |
|
y0 = datavalue(&sd, pt+1); |
468 |
< |
sd.arr.c = dp->arr.c + (i+1)*asize; |
468 |
> |
sd.arr.c += asize; |
469 |
|
y1 = datavalue(&sd, pt+1); |
470 |
|
} |
471 |
|
} else { |
472 |
|
if (dp->type == DATATY) { |
473 |
|
y0 = dp->arr.d[i]; |
474 |
|
y1 = dp->arr.d[i+1]; |
475 |
+ |
} else if (dp->type == SPECTY) { |
476 |
+ |
if (dp->arr.s[dp->dim[0].ne]) { |
477 |
+ |
double f = ldexp(1.0, -(COLXS+8) + |
478 |
+ |
(int)dp->arr.s[dp->dim[0].ne]); |
479 |
+ |
y0 = (dp->arr.s[i] + 0.5)*f; |
480 |
+ |
y1 = (dp->arr.s[i+1] + 0.5)*f; |
481 |
+ |
} else |
482 |
+ |
y0 = y1 = 0.0; |
483 |
|
} else { |
484 |
|
y0 = colrval(dp->arr.c[i],dp->type); |
485 |
|
y1 = colrval(dp->arr.c[i+1],dp->type); |