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#include "color.h" |
18 |
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|
19 |
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extern char *malloc(); |
20 |
+ |
extern float *matchlamp(); |
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|
22 |
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#define FEQ(a,b) ((a) >= .98*(b) && (a) <= 1.02*(b)) |
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|
24 |
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#define CHECKRAD 1.5 /* radius to check for filtering */ |
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|
26 |
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COLOR exposure = WHTCOLOR; /* exposure for the frame */ |
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|
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char *tfname = NULL; |
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|
50 |
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char *lampdat = "lamp.tab"; /* lamp data file */ |
51 |
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|
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int xres, yres; /* resolution of input */ |
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double inpaspect = 1.0; /* pixel aspect ratio of input */ |
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int correctaspect = 0; /* aspect ratio correction? */ |
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|
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int xrad; /* x window size */ |
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int yrad; /* y window size */ |
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extern long ftell(); |
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extern int quit(), headline(); |
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FILE *fin; |
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float *lampcolor; |
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char *lamptype = NULL; |
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long fpos; |
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double outaspect = 0.0; |
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double d; |
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} else |
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nrows = atoi(argv[i]); |
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break; |
114 |
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case 'c': |
115 |
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correctaspect = !correctaspect; |
116 |
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break; |
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case 'p': |
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i++; |
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outaspect = atof(argv[i]); |
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d = pow(2.0, atof(argv[i+1])); |
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else |
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d = atof(argv[i+1]); |
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if (d < 1e-20 || d > 1e20) { |
127 |
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fprintf(stderr, |
128 |
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"%s: exposure out of range\n", |
129 |
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argv[0]); |
130 |
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exit(1); |
131 |
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} |
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switch (argv[i][2]) { |
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case '\0': |
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scalecolor(exposure, d); |
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} |
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i++; |
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break; |
150 |
+ |
case 'f': |
151 |
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lampdat = argv[++i]; |
152 |
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break; |
153 |
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case 't': |
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lamptype = argv[++i]; |
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break; |
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case '1': |
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singlepass = 1; |
158 |
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break; |
186 |
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} |
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else |
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break; |
189 |
< |
|
189 |
> |
/* get lamp data (if necessary) */ |
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if (lamptype != NULL) { |
191 |
> |
if (loadlamps(lampdat) < 0) |
192 |
> |
quit(1); |
193 |
> |
if ((lampcolor = matchlamp(lamptype)) == NULL) { |
194 |
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fprintf(stderr, "%s: unknown lamp type\n", lamptype); |
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quit(1); |
196 |
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} |
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colval(exposure,RED) /= lampcolor[0]; |
198 |
> |
colval(exposure,GRN) /= lampcolor[1]; |
199 |
> |
colval(exposure,BLU) /= lampcolor[2]; |
200 |
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freelamps(); |
201 |
> |
} |
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/* open input file */ |
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if (i == argc) { |
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if (singlepass) |
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fin = stdin; |
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fprintf(stderr, "%s: warning - partial frame (%d%%)\n", |
318 |
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progname, 100*i/yres); |
319 |
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yres = i; |
320 |
+ |
y_r = (double)nrows/yres; |
321 |
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break; |
322 |
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} |
323 |
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pass1scan(scan, i); |
374 |
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|
375 |
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scan2init() /* prepare scanline arrays */ |
376 |
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{ |
377 |
+ |
COLOR ctmp; |
378 |
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double d; |
379 |
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register int i; |
380 |
|
|
404 |
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fprintf(stderr, "%s: out of memory\n", progname); |
405 |
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quit(1); |
406 |
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} |
407 |
< |
/* record pixel aspect and exposure */ |
408 |
< |
d = x_c / y_r; |
409 |
< |
if (d < .99 || d > 1.01) |
410 |
< |
fputaspect(d, stdout); |
407 |
> |
/* record pixel aspect ratio */ |
408 |
> |
if (!correctaspect) { |
409 |
> |
d = x_c / y_r; |
410 |
> |
if (!FEQ(d,1.0)) |
411 |
> |
fputaspect(d, stdout); |
412 |
> |
} |
413 |
> |
/* record exposure */ |
414 |
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d = bright(exposure); |
415 |
< |
if (d < .995 || d > 1.005) |
415 |
> |
if (!FEQ(d,1.0)) |
416 |
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fputexpos(d, stdout); |
417 |
+ |
/* record color correction */ |
418 |
+ |
copycolor(ctmp, exposure); |
419 |
+ |
scalecolor(ctmp, 1.0/d); |
420 |
+ |
if (!FEQ(colval(ctmp,RED),colval(ctmp,GRN)) || |
421 |
+ |
!FEQ(colval(ctmp,GRN),colval(ctmp,BLU))) |
422 |
+ |
fputcolcor(ctmp, stdout); |
423 |
|
printf("\n"); |
424 |
< |
fputresolu(YMAJOR|YDECR, ncols, nrows, stdout); /* resolution */ |
424 |
> |
/* write out resolution */ |
425 |
> |
fputresolu(YMAJOR|YDECR, ncols, nrows, stdout); |
426 |
|
} |
427 |
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|
428 |
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