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/* Copyright (c) 1991 Regents of the University of California */ |
2 |
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|
1 |
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#ifndef lint |
2 |
< |
static char SCCSid[] = "$SunId$ LBL"; |
2 |
> |
static const char RCSid[] = "$Id$"; |
3 |
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#endif |
6 |
– |
|
4 |
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/* |
5 |
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* pcompos.c - program to composite pictures. |
6 |
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* |
8 |
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*/ |
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|
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#include <stdio.h> |
11 |
+ |
#include <math.h> |
12 |
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#include <time.h> |
13 |
+ |
#include <string.h> |
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|
|
15 |
+ |
#include "copyright.h" |
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|
17 |
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#include "platform.h" |
18 |
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#include "rtprocess.h" |
19 |
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#include "rterror.h" |
20 |
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#include "color.h" |
21 |
+ |
#include "resolu.h" |
22 |
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|
23 |
+ |
#define MAXFILE 512 |
24 |
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|
25 |
< |
#define MAXFILE 32 |
25 |
> |
#define HASMIN 1 |
26 |
> |
#define HASMAX 2 |
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|
28 |
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/* output picture size */ |
29 |
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int xsiz = 0; |
40 |
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|
41 |
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int checkthresh = 0; /* check threshold value */ |
42 |
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|
43 |
+ |
char StandardInput[] = "<stdin>"; |
44 |
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char Command[] = "<Command>"; |
45 |
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char Label[] = "<Label>"; |
46 |
+ |
|
47 |
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char *progname; |
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|
49 |
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struct { |
51 |
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FILE *fp; /* stream pointer */ |
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int xres, yres; /* picture size */ |
53 |
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int xloc, yloc; /* anchor point */ |
54 |
< |
int hasmin, hasmax; /* has threshold values */ |
55 |
< |
COLR thmin, thmax; /* thresholds */ |
54 |
> |
int flags; /* HASMIN, HASMAX */ |
55 |
> |
double thmin, thmax; /* thresholds */ |
56 |
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} input[MAXFILE]; /* our input files */ |
57 |
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|
58 |
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int nfile; /* number of files */ |
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|
60 |
+ |
int echoheader = 1; |
61 |
+ |
char ourfmt[LPICFMT+1] = PICFMT; |
62 |
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int wrongformat = 0; |
63 |
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|
50 |
– |
FILE *popen(), *lblopen(); |
64 |
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|
65 |
+ |
static gethfunc headline; |
66 |
+ |
static void compos(void); |
67 |
+ |
static int cmpcolr(COLR c1, double lv2); |
68 |
+ |
static FILE * lblopen(char *s, int *xp, int *yp); |
69 |
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|
70 |
< |
tabputs(s) /* print line preceded by a tab */ |
71 |
< |
char *s; |
70 |
> |
|
71 |
> |
|
72 |
> |
static int |
73 |
> |
headline( /* print line preceded by a tab */ |
74 |
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char *s, |
75 |
> |
void *p |
76 |
> |
) |
77 |
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{ |
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char fmt[32]; |
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|
80 |
< |
if (isformat(s)) { |
81 |
< |
formatval(fmt, s); |
82 |
< |
wrongformat = strcmp(fmt, COLRFMT); |
83 |
< |
} else { |
80 |
> |
if (isheadid(s)) |
81 |
> |
return(0); |
82 |
> |
if (formatval(fmt, s)) { |
83 |
> |
if (globmatch(ourfmt, fmt)) { |
84 |
> |
wrongformat = 0; |
85 |
> |
strcpy(ourfmt, fmt); |
86 |
> |
} else |
87 |
> |
wrongformat = 1; |
88 |
> |
} else if (echoheader) { |
89 |
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putc('\t', stdout); |
90 |
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fputs(s, stdout); |
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} |
92 |
+ |
return(0); |
93 |
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} |
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|
95 |
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|
96 |
< |
main(argc, argv) |
97 |
< |
int argc; |
98 |
< |
char *argv[]; |
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> |
int |
97 |
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main( |
98 |
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int argc, |
99 |
> |
char *argv[] |
100 |
> |
) |
101 |
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{ |
72 |
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double atof(); |
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int ncolumns = 0; |
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int autolabel = 0; |
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< |
int curcol = 0, curx = 0, cury = 0; |
104 |
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int curcol = 0, x0 = 0, curx = 0, cury = 0, spacing = 0; |
105 |
> |
int xsgn, ysgn; |
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char *thislabel; |
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int an; |
108 |
< |
|
108 |
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SET_DEFAULT_BINARY(); |
109 |
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SET_FILE_BINARY(stdin); |
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> |
SET_FILE_BINARY(stdout); |
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progname = argv[0]; |
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|
113 |
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for (an = 1; an < argc && argv[an][0] == '-'; an++) |
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switch (argv[an][1]) { |
115 |
+ |
case 'h': |
116 |
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echoheader = !echoheader; |
117 |
+ |
break; |
118 |
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case 'x': |
119 |
< |
xmax = xsiz = atoi(argv[++an]); |
119 |
> |
xsiz = atoi(argv[++an]); |
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break; |
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case 'y': |
122 |
< |
ymax = ysiz = atoi(argv[++an]); |
122 |
> |
ysiz = atoi(argv[++an]); |
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break; |
124 |
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case 'b': |
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setcolr(bgcolr, atof(argv[an+1]), |
130 |
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case 'a': |
131 |
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ncolumns = atoi(argv[++an]); |
132 |
|
break; |
133 |
+ |
case 's': |
134 |
+ |
spacing = atoi(argv[++an]); |
135 |
+ |
break; |
136 |
+ |
case 'o': |
137 |
+ |
curx = x0 = atoi(argv[++an]); |
138 |
+ |
cury = atoi(argv[++an]); |
139 |
+ |
break; |
140 |
|
case 'l': |
141 |
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switch (argv[an][2]) { |
142 |
|
case 'a': |
158 |
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goto userr; |
159 |
|
} |
160 |
|
dofiles: |
161 |
+ |
newheader("RADIANCE", stdout); |
162 |
+ |
fputnow(stdout); |
163 |
|
for (nfile = 0; an < argc; nfile++) { |
164 |
|
if (nfile >= MAXFILE) |
165 |
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goto toomany; |
166 |
< |
if (autolabel) |
167 |
< |
thislabel = argv[an]; |
168 |
< |
else |
169 |
< |
thislabel = NULL; |
170 |
< |
input[nfile].hasmin = input[nfile].hasmax = 0; |
127 |
< |
while (an < argc && (argv[an][0] == '-' || argv[an][0] == '+')) |
166 |
> |
thislabel = NULL; |
167 |
> |
input[nfile].flags = 0; |
168 |
> |
xsgn = ysgn = '-'; |
169 |
> |
while (an < argc && (argv[an][0] == '-' || argv[an][0] == '+' |
170 |
> |
|| argv[an][0] == '=')) { |
171 |
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switch (argv[an][1]) { |
172 |
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case 't': |
173 |
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checkthresh = 1; |
174 |
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if (argv[an][0] == '-') { |
175 |
< |
input[nfile].hasmin = 1; |
176 |
< |
setcolr(input[nfile].thmin, |
177 |
< |
atof(argv[an+1]), |
178 |
< |
atof(argv[an+1]), |
179 |
< |
atof(argv[an+1])); |
180 |
< |
} else { |
181 |
< |
input[nfile].hasmax = 1; |
182 |
< |
setcolr(input[nfile].thmax, |
140 |
< |
atof(argv[an+1]), |
141 |
< |
atof(argv[an+1]), |
142 |
< |
atof(argv[an+1])); |
143 |
< |
} |
144 |
< |
an += 2; |
175 |
> |
input[nfile].flags |= HASMIN; |
176 |
> |
input[nfile].thmin = atof(argv[an+1]); |
177 |
> |
} else if (argv[an][0] == '+') { |
178 |
> |
input[nfile].flags |= HASMAX; |
179 |
> |
input[nfile].thmax = atof(argv[an+1]); |
180 |
> |
} else |
181 |
> |
goto userr; |
182 |
> |
an++; |
183 |
|
break; |
184 |
|
case 'l': |
185 |
|
if (strcmp(argv[an], "-l")) |
186 |
|
goto userr; |
187 |
|
thislabel = argv[++an]; |
188 |
|
break; |
189 |
+ |
case '+': |
190 |
+ |
case '-': |
191 |
+ |
case '0': |
192 |
+ |
if (argv[an][0] != '=') |
193 |
+ |
goto userr; |
194 |
+ |
xsgn = argv[an][1]; |
195 |
+ |
ysgn = argv[an][2]; |
196 |
+ |
if (ysgn != '+' && ysgn != '-' && ysgn != '0') |
197 |
+ |
goto userr; |
198 |
+ |
break; |
199 |
|
case '\0': |
200 |
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if (argv[an][0] == '-') |
201 |
|
goto getfile; |
203 |
|
default: |
204 |
|
goto userr; |
205 |
|
} |
206 |
+ |
an++; |
207 |
+ |
} |
208 |
|
getfile: |
209 |
|
if (argc-an < (ncolumns ? 1 : 3)) |
210 |
|
goto userr; |
211 |
+ |
if (autolabel && thislabel == NULL) |
212 |
+ |
thislabel = argv[an]; |
213 |
|
if (!strcmp(argv[an], "-")) { |
214 |
< |
input[nfile].name = "<stdin>"; |
214 |
> |
input[nfile].name = StandardInput; |
215 |
|
input[nfile].fp = stdin; |
216 |
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} else { |
217 |
< |
input[nfile].name = argv[an]; |
218 |
< |
if ((input[nfile].fp = argv[an][0] == '!' ? |
219 |
< |
popen(argv[an]+1, "r") : |
220 |
< |
fopen(argv[an], "r")) == NULL) { |
217 |
> |
if (argv[an][0] == '!') { |
218 |
> |
input[nfile].name = Command; |
219 |
> |
input[nfile].fp = popen(argv[an]+1, "r"); |
220 |
> |
} else { |
221 |
> |
input[nfile].name = argv[an]; |
222 |
> |
input[nfile].fp = fopen(argv[an], "r"); |
223 |
> |
} |
224 |
> |
if (input[nfile].fp == NULL) { |
225 |
|
perror(argv[an]); |
226 |
|
quit(1); |
227 |
|
} |
228 |
|
} |
229 |
|
an++; |
230 |
|
/* get header */ |
231 |
< |
printf("%s:\n", input[nfile].name); |
232 |
< |
getheader(input[nfile].fp, tabputs, NULL); |
231 |
> |
if (echoheader) |
232 |
> |
printf("%s:\n", input[nfile].name); |
233 |
> |
getheader(input[nfile].fp, headline, NULL); |
234 |
|
if (wrongformat) { |
235 |
< |
fprintf(stderr, "%s: not a Radiance picture\n", |
235 |
> |
fprintf(stderr, "%s: incompatible input format\n", |
236 |
|
input[nfile].name); |
237 |
|
quit(1); |
238 |
|
} |
239 |
|
/* get picture size */ |
240 |
|
if (fgetresolu(&input[nfile].xres, &input[nfile].yres, |
241 |
< |
input[nfile].fp) != (YMAJOR|YDECR)) { |
241 |
> |
input[nfile].fp) < 0) { |
242 |
|
fprintf(stderr, "%s: bad picture size\n", |
243 |
|
input[nfile].name); |
244 |
|
quit(1); |
245 |
|
} |
246 |
|
if (ncolumns > 0) { |
247 |
|
if (curcol >= ncolumns) { |
248 |
< |
cury = ymax; |
249 |
< |
curx = 0; |
248 |
> |
cury = ymax + spacing; |
249 |
> |
curx = x0; |
250 |
|
curcol = 0; |
251 |
|
} |
252 |
|
input[nfile].xloc = curx; |
253 |
|
input[nfile].yloc = cury; |
254 |
< |
curx += input[nfile].xres; |
254 |
> |
curx += input[nfile].xres + spacing; |
255 |
|
curcol++; |
256 |
|
} else { |
257 |
|
input[nfile].xloc = atoi(argv[an++]); |
258 |
+ |
if (xsgn == '+') |
259 |
+ |
input[nfile].xloc -= input[nfile].xres; |
260 |
+ |
else if (xsgn == '0') |
261 |
+ |
input[nfile].xloc -= input[nfile].xres/2; |
262 |
|
input[nfile].yloc = atoi(argv[an++]); |
263 |
+ |
if (ysgn == '+') |
264 |
+ |
input[nfile].yloc -= input[nfile].yres; |
265 |
+ |
else if (ysgn == '0') |
266 |
+ |
input[nfile].yloc -= input[nfile].yres/2; |
267 |
|
} |
268 |
|
if (input[nfile].xloc < xmin) |
269 |
|
xmin = input[nfile].xloc; |
276 |
|
if (thislabel != NULL) { |
277 |
|
if (++nfile >= MAXFILE) |
278 |
|
goto toomany; |
279 |
< |
input[nfile].name = "<Label>"; |
280 |
< |
input[nfile].hasmin = input[nfile].hasmax = 0; |
279 |
> |
input[nfile].name = Label; |
280 |
> |
input[nfile].flags = 0; |
281 |
> |
input[nfile].xres = input[nfile-1].xres; |
282 |
> |
input[nfile].yres = labelht; |
283 |
|
if ((input[nfile].fp = lblopen(thislabel, |
284 |
|
&input[nfile].xres, |
285 |
|
&input[nfile].yres)) == NULL) |
291 |
|
} |
292 |
|
if (xsiz <= 0) |
293 |
|
xsiz = xmax; |
294 |
+ |
else if (xsiz > xmax) |
295 |
+ |
xmax = xsiz; |
296 |
|
if (ysiz <= 0) |
297 |
|
ysiz = ymax; |
298 |
+ |
else if (ysiz > ymax) |
299 |
+ |
ymax = ysiz; |
300 |
|
/* add new header info. */ |
301 |
|
printargs(argc, argv, stdout); |
302 |
< |
fputformat(COLRFMT, stdout); |
303 |
< |
printf("\n-Y %d +X %d\n", ysiz, xsiz); |
302 |
> |
if (strcmp(ourfmt, PICFMT)) |
303 |
> |
fputformat(ourfmt, stdout); /* print format if known */ |
304 |
> |
putchar('\n'); |
305 |
> |
fprtresolu(xsiz, ysiz, stdout); |
306 |
|
|
307 |
|
compos(); |
308 |
|
|
309 |
|
quit(0); |
310 |
|
userr: |
311 |
< |
fprintf(stderr, "Usage: %s [-x xr][-y yr][-b r g b][-a n][-la][-lh h] ", |
311 |
> |
fprintf(stderr, |
312 |
> |
"Usage: %s [-h][-x xr][-y yr][-b r g b][-a n][-s p][-o x0 y0][-la][-lh h] ", |
313 |
|
progname); |
314 |
< |
fprintf(stderr, "[-t min1][+t max1][-l lab] pic1 x1 y1 ..\n"); |
314 |
> |
fprintf(stderr, "[-t min1][+t max1][-l lab][=SS] pic1 x1 y1 ..\n"); |
315 |
|
quit(1); |
316 |
|
toomany: |
317 |
|
fprintf(stderr, "%s: only %d files and labels allowed\n", |
320 |
|
labelerr: |
321 |
|
fprintf(stderr, "%s: error opening label\n", progname); |
322 |
|
quit(1); |
323 |
+ |
return 1; /* pro forma return */ |
324 |
|
} |
325 |
|
|
326 |
|
|
327 |
< |
compos() /* composite pictures */ |
327 |
> |
static void |
328 |
> |
compos(void) /* composite pictures */ |
329 |
|
{ |
330 |
|
COLR *scanin, *scanout; |
331 |
|
int y; |
362 |
|
if (x > xsiz) |
363 |
|
x = xsiz; |
364 |
|
for (x--; x >= 0 && x >= input[i].xloc; x--) { |
365 |
< |
if (input[i].hasmin && |
365 |
> |
if (input[i].flags & HASMIN && |
366 |
|
cmpcolr(scanin[x], input[i].thmin) <= 0) |
367 |
|
continue; |
368 |
< |
if (input[i].hasmax && |
368 |
> |
if (input[i].flags & HASMAX && |
369 |
|
cmpcolr(scanin[x], input[i].thmax) >= 0) |
370 |
|
continue; |
371 |
|
copycolr(scanout[x], scanin[x]); |
379 |
|
quit(1); |
380 |
|
} |
381 |
|
} |
382 |
+ |
/* read remainders from streams */ |
383 |
+ |
for (i = 0; i < nfile; i++) |
384 |
+ |
if (input[i].name[0] == '<') |
385 |
+ |
while (getc(input[i].fp) != EOF) |
386 |
+ |
; |
387 |
|
return; |
388 |
|
memerr: |
389 |
|
perror(progname); |
391 |
|
} |
392 |
|
|
393 |
|
|
394 |
< |
int |
395 |
< |
cmpcolr(c1, c2) /* compare two colr's (improvisation) */ |
396 |
< |
register COLR c1, c2; |
394 |
> |
static int |
395 |
> |
cmpcolr( /* compare COLR to luminance */ |
396 |
> |
register COLR c1, |
397 |
> |
double lv2 |
398 |
> |
) |
399 |
|
{ |
400 |
< |
register int i, j; |
401 |
< |
|
402 |
< |
j = 4; /* check exponents first! */ |
403 |
< |
while (j--) |
404 |
< |
if (i = c1[j] - c2[j]) |
405 |
< |
return(i); |
400 |
> |
double lv1 = .0; |
401 |
> |
|
402 |
> |
if (c1[EXP]) |
403 |
> |
lv1 = ldexp((double)normbright(c1), (int)c1[EXP]-(COLXS+8)); |
404 |
> |
if (lv1 < lv2) return(-1); |
405 |
> |
if (lv1 > lv2) return(1); |
406 |
|
return(0); |
407 |
|
} |
408 |
|
|
409 |
|
|
410 |
< |
FILE * |
411 |
< |
lblopen(s, xp, yp) /* open pipe to label generator */ |
412 |
< |
char *s; |
413 |
< |
int *xp, *yp; |
410 |
> |
static FILE * |
411 |
> |
lblopen( /* open pipe to label generator */ |
412 |
> |
char *s, |
413 |
> |
int *xp, |
414 |
> |
int *yp |
415 |
> |
) |
416 |
|
{ |
417 |
< |
char com[128]; |
417 |
> |
char com[PATH_MAX]; |
418 |
|
FILE *fp; |
419 |
|
|
420 |
< |
sprintf(com, "psign -h %d '%.30s' | pfilt -1 -x /2 -y /2", |
336 |
< |
2*labelht, s); |
420 |
> |
sprintf(com, "psign -s -.15 -a 2 -x %d -y %d '%.90s'", *xp, *yp, s); |
421 |
|
if ((fp = popen(com, "r")) == NULL) |
422 |
|
return(NULL); |
423 |
|
if (checkheader(fp, COLRFMT, NULL) < 0) |
424 |
|
goto err; |
425 |
< |
if (fgetresolu(xp, yp, fp) != (YMAJOR|YDECR)) |
425 |
> |
if (fgetresolu(xp, yp, fp) < 0) |
426 |
|
goto err; |
427 |
|
return(fp); |
428 |
|
err: |
431 |
|
} |
432 |
|
|
433 |
|
|
434 |
+ |
void |
435 |
|
quit(code) /* exit gracefully */ |
436 |
|
int code; |
437 |
|
{ |
438 |
+ |
register int i; |
439 |
+ |
/* close input files */ |
440 |
+ |
for (i = 0; i < nfile; i++) |
441 |
+ |
if (input[i].name == Command || input[i].name == Label) |
442 |
+ |
pclose(input[i].fp); |
443 |
+ |
else |
444 |
+ |
fclose(input[i].fp); |
445 |
|
exit(code); |
446 |
|
} |