21 |
|
sum_images(const char *fspec, const CMATRIX *cv, FILE *fout) |
22 |
|
{ |
23 |
|
int myDT = DTfromHeader; |
24 |
< |
COLOR *scanline = NULL; |
24 |
> |
COLR *scanline = NULL; |
25 |
|
CMATRIX *pmat = NULL; |
26 |
|
int myXR=0, myYR=0; |
27 |
|
int i, y; |
30 |
|
error(INTERNAL, "expected vector in sum_images()"); |
31 |
|
for (i = 0; i < cv->nrows; i++) { |
32 |
|
const COLORV *scv = cv_lval(cv,i); |
33 |
+ |
int flat_file = 0; |
34 |
|
char fname[1024]; |
35 |
|
FILE *fp; |
36 |
+ |
long data_start; |
37 |
|
int dt, xr, yr; |
38 |
|
COLORV *psp; |
39 |
|
char *err; |
48 |
|
error(SYSTEM, errmsg); |
49 |
|
} |
50 |
|
dt = DTfromHeader; |
51 |
< |
if ((err = cm_getheader(&dt, NULL, NULL, fp)) != NULL) |
51 |
> |
if ((err = cm_getheader(&dt, NULL, NULL, NULL, NULL, fp)) != NULL) |
52 |
|
error(USER, err); |
53 |
|
if ((dt != DTrgbe) & (dt != DTxyze) || |
54 |
|
!fscnresolu(&xr, &yr, fp)) { |
58 |
|
if (myDT == DTfromHeader) { /* on first one */ |
59 |
|
myDT = dt; |
60 |
|
myXR = xr; myYR = yr; |
61 |
< |
scanline = (COLOR *)malloc(sizeof(COLOR)*myXR); |
61 |
> |
scanline = (COLR *)malloc(sizeof(COLR)*myXR); |
62 |
|
if (scanline == NULL) |
63 |
|
error(SYSTEM, "out of memory in sum_images()"); |
64 |
|
pmat = cm_alloc(myYR, myXR); |
65 |
|
memset(pmat->cmem, 0, sizeof(COLOR)*myXR*myYR); |
66 |
|
/* finish header */ |
67 |
< |
fputformat((char *)cm_fmt_id[myDT], fout); |
67 |
> |
fputformat(cm_fmt_id[myDT], fout); |
68 |
|
fputc('\n', fout); |
69 |
|
fflush(fout); |
70 |
|
} else if ((dt != myDT) | (xr != myXR) | (yr != myYR)) { |
72 |
|
fname); |
73 |
|
error(USER, errmsg); |
74 |
|
} |
75 |
+ |
/* flat file check */ |
76 |
+ |
if ((data_start = ftell(fp)) > 0 && fseek(fp, 0L, SEEK_END) == 0) { |
77 |
+ |
flat_file = (ftell(fp) == data_start + sizeof(COLR)*xr*yr); |
78 |
+ |
if (fseek(fp, data_start, SEEK_SET) < 0) { |
79 |
+ |
sprintf(errmsg, "cannot seek on picture '%s'", fname); |
80 |
+ |
error(SYSTEM, errmsg); |
81 |
+ |
} |
82 |
+ |
} |
83 |
|
psp = pmat->cmem; |
84 |
|
for (y = 0; y < yr; y++) { /* read it in */ |
85 |
+ |
COLOR col; |
86 |
|
int x; |
87 |
< |
if (freadscan(scanline, xr, fp) < 0) { |
87 |
> |
if (flat_file ? getbinary(scanline, sizeof(COLR), xr, fp) != xr : |
88 |
> |
freadcolrs(scanline, xr, fp) < 0) { |
89 |
|
sprintf(errmsg, "error reading picture '%s'", |
90 |
|
fname); |
91 |
|
error(SYSTEM, errmsg); |
92 |
|
} |
93 |
|
/* sum in scanline */ |
94 |
|
for (x = 0; x < xr; x++, psp += 3) { |
95 |
< |
multcolor(scanline[x], scv); |
96 |
< |
addcolor(psp, scanline[x]); |
95 |
> |
if (!scanline[x][EXP]) |
96 |
> |
continue; /* skip zeroes */ |
97 |
> |
colr_color(col, scanline[x]); |
98 |
> |
multcolor(col, scv); |
99 |
> |
addcolor(psp, col); |
100 |
|
} |
101 |
|
} |
102 |
|
fclose(fp); /* done this picture */ |
141 |
|
int nsteps = 0; |
142 |
|
char *ofspec = NULL; |
143 |
|
FILE *ofp = stdout; |
144 |
+ |
int xres=0, yres=0; |
145 |
|
CMATRIX *cmtx; /* component vector/matrix result */ |
146 |
|
char fnbuf[256]; |
147 |
|
int a, i; |
188 |
|
case 'a': |
189 |
|
outfmt = DTascii; |
190 |
|
break; |
191 |
+ |
case 'c': |
192 |
+ |
outfmt = DTrgbe; |
193 |
+ |
break; |
194 |
|
default: |
195 |
|
goto userr; |
196 |
|
} |
197 |
|
break; |
198 |
+ |
case 'x': |
199 |
+ |
xres = atoi(argv[++a]); |
200 |
+ |
break; |
201 |
+ |
case 'y': |
202 |
+ |
yres = atoi(argv[++a]); |
203 |
+ |
break; |
204 |
|
default: |
205 |
|
goto userr; |
206 |
|
} |
247 |
|
ofspec = NULL; /* only need to open once */ |
248 |
|
} |
249 |
|
if (hasNumberFormat(argv[a])) { /* generating image(s) */ |
250 |
+ |
if (outfmt != DTrgbe) { |
251 |
+ |
error(WARNING, "changing output type to -oc"); |
252 |
+ |
outfmt = DTrgbe; |
253 |
+ |
} |
254 |
|
if (ofspec == NULL) { |
255 |
|
SET_FILE_BINARY(ofp); |
256 |
|
newheader("RADIANCE", ofp); |
261 |
|
for (i = 0; i < nsteps; i++) { |
262 |
|
CMATRIX *cvec = cm_column(cmtx, i); |
263 |
|
if (ofspec != NULL) { |
264 |
< |
sprintf(fnbuf, ofspec, i+1); |
264 |
> |
sprintf(fnbuf, ofspec, i); |
265 |
|
if ((ofp = fopen(fnbuf, "wb")) == NULL) { |
266 |
|
fprintf(stderr, |
267 |
|
"%s: cannot open '%s' for output\n", |
272 |
|
printargs(argc, argv, ofp); |
273 |
|
fputnow(ofp); |
274 |
|
} |
275 |
< |
fprintf(ofp, "FRAME=%d\n", i+1); |
275 |
> |
fprintf(ofp, "FRAME=%d\n", i); |
276 |
|
if (!sum_images(argv[a], cvec, ofp)) |
277 |
|
return(1); |
278 |
|
if (ofspec != NULL) { |
296 |
|
const char *wtype = (outfmt==DTascii) ? "w" : "wb"; |
297 |
|
for (i = 0; i < nsteps; i++) { |
298 |
|
CMATRIX *rvec = cm_column(rmtx, i); |
299 |
< |
sprintf(fnbuf, ofspec, i+1); |
299 |
> |
if (yres > 0) { |
300 |
> |
if (xres <= 0) |
301 |
> |
xres = rvec->nrows/yres; |
302 |
> |
if (xres*yres != rvec->nrows) { |
303 |
> |
fprintf(stderr, "Bad resolution: %d != %dx%d\n", |
304 |
> |
rvec->nrows, xres, yres); |
305 |
> |
return(1); |
306 |
> |
} |
307 |
> |
rvec->nrows = yres; |
308 |
> |
rvec->ncols = xres; |
309 |
> |
} else if (xres > 0) { |
310 |
> |
yres = rvec->nrows/xres; |
311 |
> |
if (xres*yres != rvec->nrows) { |
312 |
> |
fprintf(stderr, |
313 |
> |
"Bad resolution: %d does not divide %d evenly\n", |
314 |
> |
xres, rvec->nrows); |
315 |
> |
return(1); |
316 |
> |
} |
317 |
> |
rvec->nrows = yres; |
318 |
> |
rvec->ncols = xres; |
319 |
> |
} |
320 |
> |
sprintf(fnbuf, ofspec, i); |
321 |
|
if ((ofp = fopen(fnbuf, wtype)) == NULL) { |
322 |
|
fprintf(stderr, |
323 |
|
"%s: cannot open '%s' for output\n", |
331 |
|
newheader("RADIANCE", ofp); |
332 |
|
printargs(argc, argv, ofp); |
333 |
|
fputnow(ofp); |
334 |
< |
fprintf(ofp, "FRAME=%d\n", i+1); |
335 |
< |
fprintf(ofp, "NROWS=%d\n", rvec->nrows); |
336 |
< |
fputs("NCOLS=1\nNCOMP=3\n", ofp); |
337 |
< |
fputformat((char *)cm_fmt_id[outfmt], ofp); |
334 |
> |
fprintf(ofp, "FRAME=%d\n", i); |
335 |
> |
if ((outfmt != DTrgbe) & (outfmt != DTxyze)) { |
336 |
> |
fprintf(ofp, "NROWS=%d\n", rvec->nrows); |
337 |
> |
fprintf(ofp, "NCOLS=%d\n", rvec->ncols); |
338 |
> |
fputs("NCOMP=3\n", ofp); |
339 |
> |
} |
340 |
> |
if ((outfmt == DTfloat) | (outfmt == DTdouble)) |
341 |
> |
fputendian(ofp); |
342 |
> |
fputformat(cm_fmt_id[outfmt], ofp); |
343 |
|
fputc('\n', ofp); |
344 |
|
} |
345 |
|
cm_write(rvec, outfmt, ofp); |
362 |
|
newheader("RADIANCE", ofp); |
363 |
|
printargs(argc, argv, ofp); |
364 |
|
fputnow(ofp); |
365 |
< |
fprintf(ofp, "NROWS=%d\n", rmtx->nrows); |
366 |
< |
fprintf(ofp, "NCOLS=%d\n", rmtx->ncols); |
367 |
< |
fputs("NCOMP=3\n", ofp); |
368 |
< |
fputformat((char *)cm_fmt_id[outfmt], ofp); |
365 |
> |
if ((outfmt != DTrgbe) & (outfmt != DTxyze)) { |
366 |
> |
fprintf(ofp, "NROWS=%d\n", rmtx->nrows); |
367 |
> |
fprintf(ofp, "NCOLS=%d\n", rmtx->ncols); |
368 |
> |
fputs("NCOMP=3\n", ofp); |
369 |
> |
} |
370 |
> |
if ((outfmt == DTfloat) | (outfmt == DTdouble)) |
371 |
> |
fputendian(ofp); |
372 |
> |
fputformat(cm_fmt_id[outfmt], ofp); |
373 |
|
fputc('\n', ofp); |
374 |
|
} |
375 |
|
cm_write(rmtx, outfmt, ofp); |
383 |
|
cm_free(cmtx); |
384 |
|
return(0); |
385 |
|
userr: |
386 |
< |
fprintf(stderr, "Usage: %s [-n nsteps][-o ospec][-i{f|d|h}][-o{f|d}] DCspec [skyf]\n", |
386 |
> |
fprintf(stderr, "Usage: %s [-n nsteps][-o ospec][-x xr][-y yr][-i{f|d|h}][-o{f|d|c}] DCspec [skyf]\n", |
387 |
|
progname); |
388 |
< |
fprintf(stderr, " or: %s [-n nsteps][-o ospec][-i{f|d|h}][-o{f|d}] Vspec Tbsdf Dmat.dat [skyf]\n", |
388 |
> |
fprintf(stderr, " or: %s [-n nsteps][-o ospec][-x xr][-y yr][-i{f|d|h}][-o{f|d|c}] Vspec Tbsdf Dmat.dat [skyf]\n", |
389 |
|
progname); |
390 |
|
return(1); |
391 |
|
} |