63 |
|
int echoheader = 1; |
64 |
|
char ourfmt[LPICFMT+1] = PICFMT; |
65 |
|
int wrongformat = 0; |
66 |
+ |
double common_expos = 1.; |
67 |
|
|
68 |
+ |
double this_expos; |
69 |
|
|
70 |
|
static gethfunc headline; |
71 |
|
static void compos(void); |
84 |
|
|
85 |
|
if (isheadid(s)) |
86 |
|
return(0); |
87 |
+ |
if (isexpos(s)) |
88 |
+ |
this_expos *= exposval(s); |
89 |
|
if (formatval(fmt, s)) { |
90 |
|
if (globmatch(ourfmt, fmt)) { |
91 |
|
wrongformat = 0; |
237 |
|
/* get header */ |
238 |
|
if (echoheader) |
239 |
|
printf("%s:\n", input[nfile].name); |
240 |
+ |
this_expos = 1; |
241 |
|
getheader(input[nfile].fp, headline, NULL); |
242 |
+ |
if (!nfile) |
243 |
+ |
common_expos = this_expos; |
244 |
+ |
else if (common_expos > 0 && |
245 |
+ |
fabs(this_expos/common_expos - 1.) > 0.02) |
246 |
+ |
common_expos = 0; |
247 |
|
if (wrongformat) { |
248 |
|
fprintf(stderr, "%s: incompatible input format\n", |
249 |
|
input[nfile].name); |
317 |
|
} |
318 |
|
/* add new header info. */ |
319 |
|
printargs(argc, argv, stdout); |
320 |
+ |
if (common_expos > 0) /* print exposure if shared */ |
321 |
+ |
fputexpos(common_expos, stdout); |
322 |
|
if (strcmp(ourfmt, PICFMT)) |
323 |
|
fputformat(ourfmt, stdout); /* print format if known */ |
324 |
|
putchar('\n'); |