33 |
|
int format = 'a'; /* input/output format */ |
34 |
|
char *fmtid = "ascii"; /* format identifier for header */ |
35 |
|
|
36 |
< |
int header = 1; /* do header */ |
36 |
> |
int header = 1; /* do header? */ |
37 |
|
|
38 |
+ |
int resolution = 1; /* put/get resolution string? */ |
39 |
+ |
|
40 |
|
int wrongformat = 0; /* wrong input format? */ |
41 |
|
|
42 |
|
double gamcor = 1.0; /* gamma correction */ |
43 |
|
|
44 |
+ |
int ord[3] = {RED, GRN, BLU}; /* RGB ordering */ |
45 |
+ |
int rord[4]; /* reverse ordering */ |
46 |
+ |
|
47 |
|
COLOR exposure = WHTCOLOR; |
48 |
|
|
49 |
|
char *progname; |
50 |
|
|
51 |
|
FILE *fin; |
52 |
|
|
48 |
– |
extern double atof(), pow(); |
49 |
– |
|
53 |
|
int (*getval)(), (*putval)(); |
54 |
|
|
55 |
|
|
68 |
|
case 'h': /* header */ |
69 |
|
header = argv[i][0] == '+'; |
70 |
|
break; |
71 |
+ |
case 'H': /* resolution string */ |
72 |
+ |
resolution = argv[i][0] == '+'; |
73 |
+ |
break; |
74 |
|
case 'u': /* unique values */ |
75 |
|
uniq = argv[i][0] == '-'; |
76 |
|
break; |
82 |
|
if (argv[i][0] == '+') |
83 |
|
gamcor = 1.0/gamcor; |
84 |
|
break; |
85 |
+ |
case 'R': /* reverse byte sequence */ |
86 |
+ |
if (argv[i][0] == '-') { |
87 |
+ |
ord[0]=BLU; ord[1]=GRN; ord[2]=RED; |
88 |
+ |
} else { |
89 |
+ |
ord[0]=RED; ord[1]=GRN; ord[2]=BLU; |
90 |
+ |
} |
91 |
+ |
break; |
92 |
|
case 'r': /* reverse conversion */ |
93 |
|
reverse = argv[i][0] == '-'; |
94 |
|
break; |
127 |
|
} |
128 |
|
break; |
129 |
|
case 'x': /* x resolution */ |
130 |
+ |
resolution = 0; |
131 |
|
if (argv[i][0] == '-') |
132 |
|
picres.or |= XDECR; |
133 |
|
picres.xr = atoi(argv[++i]); |
134 |
|
break; |
135 |
|
case 'y': /* y resolution */ |
136 |
+ |
resolution = 0; |
137 |
|
if (argv[i][0] == '-') |
138 |
|
picres.or |= YDECR; |
139 |
|
if (picres.xr == 0) |
155 |
|
fmtid = "8-bit_grey"; |
156 |
|
else |
157 |
|
fmtid = "24-bit_rgb"; |
158 |
< |
|
158 |
> |
/* assign reverse ordering */ |
159 |
> |
rord[ord[0]] = 0; |
160 |
> |
rord[ord[1]] = 1; |
161 |
> |
rord[ord[2]] = 2; |
162 |
> |
/* get input */ |
163 |
|
if (i == argc) { |
164 |
|
fin = stdin; |
165 |
|
} else if (i == argc-1) { |
181 |
|
fprintf(stderr, "%s: wrong input format\n", progname); |
182 |
|
quit(1); |
183 |
|
} |
184 |
< |
if (picres.xr <= 0 || picres.yr <= 0) /* get resolution */ |
185 |
< |
if (!fgetsresolu(&picres, fin)) { |
186 |
< |
fprintf(stderr, "%s: missing resolution\n", |
187 |
< |
progname); |
188 |
< |
quit(1); |
189 |
< |
} |
184 |
> |
/* get resolution */ |
185 |
> |
if ((resolution && !fgetsresolu(&picres, fin)) || |
186 |
> |
picres.xr <= 0 || picres.yr <= 0) { |
187 |
> |
fprintf(stderr, "%s: missing resolution\n", progname); |
188 |
> |
quit(1); |
189 |
> |
} |
190 |
|
/* add to header */ |
191 |
|
printargs(i, argv, stdout); |
192 |
|
fputformat(COLRFMT, stdout); |
193 |
|
putchar('\n'); |
194 |
< |
fputsresolu(&picres, stdout); |
194 |
> |
fputsresolu(&picres, stdout); /* always put resolution */ |
195 |
|
valtopix(); |
196 |
|
} else { |
197 |
|
/* get header */ |
201 |
|
progname); |
202 |
|
quit(1); |
203 |
|
} |
204 |
< |
|
205 |
< |
if (picres.xr <= 0 || picres.yr <= 0) /* get picture size */ |
206 |
< |
if (!fgetsresolu(&picres, fin)) { |
207 |
< |
fprintf(stderr, "%s: missing resolution\n", |
189 |
< |
progname); |
190 |
< |
quit(1); |
191 |
< |
} |
204 |
> |
if (!fgetsresolu(&picres, fin)) { |
205 |
> |
fprintf(stderr, "%s: missing resolution\n", progname); |
206 |
> |
quit(1); |
207 |
> |
} |
208 |
|
if (header) { |
209 |
|
printargs(i, argv, stdout); |
210 |
|
fputformat(fmtid, stdout); |
211 |
|
putchar('\n'); |
212 |
|
} |
213 |
+ |
if (resolution) /* put resolution */ |
214 |
+ |
fputsresolu(&picres, stdout); |
215 |
|
pixtoval(); |
216 |
|
} |
217 |
|
|
347 |
|
|
348 |
|
if (fscanf(fp, "%lf %lf %lf", &vd[0], &vd[1], &vd[2]) != 3) |
349 |
|
return(-1); |
350 |
< |
setcolor(col, vd[0], vd[1], vd[2]); |
350 |
> |
setcolor(col, vd[rord[RED]], vd[rord[GRN]], vd[rord[BLU]]); |
351 |
|
return(0); |
352 |
|
} |
353 |
|
|
360 |
|
|
361 |
|
if (fread((char *)vd, sizeof(double), 3, fp) != 3) |
362 |
|
return(-1); |
363 |
< |
setcolor(col, vd[0], vd[1], vd[2]); |
363 |
> |
setcolor(col, vd[rord[RED]], vd[rord[GRN]], vd[rord[BLU]]); |
364 |
|
return(0); |
365 |
|
} |
366 |
|
|
373 |
|
|
374 |
|
if (fread((char *)vf, sizeof(float), 3, fp) != 3) |
375 |
|
return(-1); |
376 |
< |
setcolor(col, vf[0], vf[1], vf[2]); |
376 |
> |
setcolor(col, vf[rord[RED]], vf[rord[GRN]], vf[rord[BLU]]); |
377 |
|
return(0); |
378 |
|
} |
379 |
|
|
386 |
|
|
387 |
|
if (fscanf(fp, "%d %d %d", &vi[0], &vi[1], &vi[2]) != 3) |
388 |
|
return(-1); |
389 |
< |
setcolor(col,(vi[0]+.5)/256.,(vi[1]+.5)/256.,(vi[2]+.5)/256.); |
389 |
> |
setcolor(col, (vi[rord[RED]]+.5)/256., |
390 |
> |
(vi[rord[GRN]]+.5)/256., (vi[rord[BLU]]+.5)/256.); |
391 |
|
return(0); |
392 |
|
} |
393 |
|
|
400 |
|
|
401 |
|
if (fread((char *)vb, sizeof(BYTE), 3, fp) != 3) |
402 |
|
return(-1); |
403 |
< |
setcolor(col,(vb[0]+.5)/256.,(vb[1]+.5)/256.,(vb[2]+.5)/256.); |
403 |
> |
setcolor(col, (vb[rord[RED]]+.5)/256., |
404 |
> |
(vb[rord[GRN]]+.5)/256., (vb[rord[BLU]]+.5)/256.); |
405 |
|
return(0); |
406 |
|
} |
407 |
|
|
480 |
|
FILE *fp; |
481 |
|
{ |
482 |
|
fprintf(fp, "%15.3e %15.3e %15.3e\n", |
483 |
< |
colval(col,RED), |
484 |
< |
colval(col,GRN), |
485 |
< |
colval(col,BLU)); |
483 |
> |
colval(col,ord[0]), |
484 |
> |
colval(col,ord[1]), |
485 |
> |
colval(col,ord[2])); |
486 |
|
|
487 |
|
return(ferror(fp) ? -1 : 0); |
488 |
|
} |
494 |
|
{ |
495 |
|
float vf[3]; |
496 |
|
|
497 |
< |
vf[0] = colval(col,RED); |
498 |
< |
vf[1] = colval(col,GRN); |
499 |
< |
vf[2] = colval(col,BLU); |
497 |
> |
vf[0] = colval(col,ord[0]); |
498 |
> |
vf[1] = colval(col,ord[1]); |
499 |
> |
vf[2] = colval(col,ord[2]); |
500 |
|
fwrite((char *)vf, sizeof(float), 3, fp); |
501 |
|
|
502 |
|
return(ferror(fp) ? -1 : 0); |
509 |
|
{ |
510 |
|
double vd[3]; |
511 |
|
|
512 |
< |
vd[0] = colval(col,RED); |
513 |
< |
vd[1] = colval(col,GRN); |
514 |
< |
vd[2] = colval(col,BLU); |
512 |
> |
vd[0] = colval(col,ord[0]); |
513 |
> |
vd[1] = colval(col,ord[1]); |
514 |
> |
vd[2] = colval(col,ord[2]); |
515 |
|
fwrite((char *)vd, sizeof(double), 3, fp); |
516 |
|
|
517 |
|
return(ferror(fp) ? -1 : 0); |
523 |
|
FILE *fp; |
524 |
|
{ |
525 |
|
fprintf(fp, "%d %d %d\n", |
526 |
< |
(int)(colval(col,RED)*256.), |
527 |
< |
(int)(colval(col,GRN)*256.), |
528 |
< |
(int)(colval(col,BLU)*256.)); |
526 |
> |
(int)(colval(col,ord[0])*256.), |
527 |
> |
(int)(colval(col,ord[1])*256.), |
528 |
> |
(int)(colval(col,ord[2])*256.)); |
529 |
|
|
530 |
|
return(ferror(fp) ? -1 : 0); |
531 |
|
} |
538 |
|
register int i; |
539 |
|
BYTE vb[3]; |
540 |
|
|
541 |
< |
i = colval(col,RED)*256.; |
541 |
> |
i = colval(col,ord[0])*256.; |
542 |
|
vb[0] = min(i,255); |
543 |
< |
i = colval(col,GRN)*256.; |
543 |
> |
i = colval(col,ord[1])*256.; |
544 |
|
vb[1] = min(i,255); |
545 |
< |
i = colval(col,BLU)*256.; |
545 |
> |
i = colval(col,ord[2])*256.; |
546 |
|
vb[2] = min(i,255); |
547 |
|
fwrite((char *)vb, sizeof(BYTE), 3, fp); |
548 |
|
|