| 14 |
|
#include "color.h" |
| 15 |
|
|
| 16 |
|
int xres, yres; /* input resolution */ |
| 17 |
+ |
double inpaspect = 1.0; /* input aspect ratio */ |
| 18 |
|
|
| 19 |
|
char buf[1<<20]; /* output buffer */ |
| 20 |
|
|
| 25 |
|
char *progname; |
| 26 |
|
|
| 27 |
|
|
| 28 |
+ |
headline(s) /* process line from header */ |
| 29 |
+ |
char *s; |
| 30 |
+ |
{ |
| 31 |
+ |
fputs(s, stdout); |
| 32 |
+ |
if (isaspect(s)) |
| 33 |
+ |
inpaspect *= aspectval(s); |
| 34 |
+ |
} |
| 35 |
+ |
|
| 36 |
+ |
|
| 37 |
|
main(argc, argv) |
| 38 |
|
int argc; |
| 39 |
|
char *argv[]; |
| 54 |
|
fprintf(stderr, "%s: cannot open\n", argv[2]); |
| 55 |
|
exit(1); |
| 56 |
|
} |
| 57 |
< |
/* copy header */ |
| 58 |
< |
copyheader(fin, stdout); |
| 57 |
> |
/* transfer header */ |
| 58 |
> |
getheader(fin, headline); |
| 59 |
|
/* add new header info. */ |
| 60 |
+ |
if (inpaspect < .99 || inpaspect > 1.01) |
| 61 |
+ |
fputaspect(1./inpaspect/inpaspect, stdout); |
| 62 |
|
printf("%s\n\n", progname); |
| 63 |
|
/* get picture size */ |
| 64 |
|
if (fgetresolu(&xres, &yres, fin) != (YMAJOR|YDECR)) { |
