7 |
|
* 4/23/86 |
8 |
|
*/ |
9 |
|
|
10 |
– |
#include <time.h> |
11 |
– |
|
12 |
– |
#include "standard.h" |
10 |
|
#include "platform.h" |
11 |
+ |
#include "standard.h" |
12 |
|
#include "color.h" |
13 |
|
#include "resolu.h" |
14 |
|
|
17 |
– |
typedef unsigned short uint16; /* sizeof (uint16) must == 2 */ |
18 |
– |
|
15 |
|
#define min(a,b) ((a)<(b)?(a):(b)) |
16 |
|
|
17 |
|
/* what to put out (also RED, GRN, BLU) */ |
37 |
|
|
38 |
|
long skipbytes = 0; /* skip bytes in input? */ |
39 |
|
|
40 |
< |
int swapbytes = 0; /* swap bytes in 16-bit words? */ |
40 |
> |
int swapbytes = 0; /* swap bytes? */ |
41 |
|
|
42 |
|
int interleave = 1; /* file is interleaved? */ |
43 |
|
|
61 |
|
|
62 |
|
int (*getval)(), (*putval)(); |
63 |
|
|
64 |
+ |
static gethfunc checkhead; |
65 |
+ |
|
66 |
+ |
|
67 |
|
double |
68 |
|
rgb_bright(clr) |
69 |
|
COLOR clr; |
85 |
|
int argc; |
86 |
|
char **argv; |
87 |
|
{ |
89 |
– |
extern int checkhead(); |
88 |
|
extern long atol(); |
89 |
|
double d, expval = 1.0; |
90 |
|
int i; |
173 |
|
format = 'w'; |
174 |
|
fmtid = "16-bit"; |
175 |
|
break; |
176 |
+ |
case 'F': /* swapped floats */ |
177 |
+ |
swapbytes = 1; |
178 |
|
case 'f': /* float */ |
179 |
|
dataonly = 1; |
180 |
|
format = 'f'; |
181 |
|
fmtid = "float"; |
182 |
|
break; |
183 |
+ |
case 'D': /* swapped doubles */ |
184 |
+ |
swapbytes = 1; |
185 |
|
case 'd': /* double */ |
186 |
|
dataonly = 1; |
187 |
|
format = 'd'; |
217 |
|
else |
218 |
|
break; |
219 |
|
/* recognize special formats */ |
220 |
< |
if (dataonly && format == 'b') |
220 |
> |
if (dataonly && format == 'b') { |
221 |
|
if (putprim == ALL) |
222 |
|
fmtid = "24-bit_rgb"; |
223 |
|
else |
224 |
|
fmtid = "8-bit_grey"; |
225 |
< |
if (dataonly && format == 'w') |
225 |
> |
} |
226 |
> |
if (dataonly && format == 'w') { |
227 |
|
if (putprim == ALL) |
228 |
|
fmtid = "48-bit_rgb"; |
229 |
|
else |
230 |
|
fmtid = "16-bit_grey"; |
231 |
+ |
} |
232 |
|
/* assign reverse ordering */ |
233 |
|
rord[ord[0]] = 0; |
234 |
|
rord[ord[1]] = 1; |
355 |
|
} |
356 |
|
|
357 |
|
|
358 |
< |
int |
359 |
< |
checkhead(line) /* deal with line from header */ |
360 |
< |
char *line; |
358 |
> |
static int |
359 |
> |
checkhead( /* deal with line from header */ |
360 |
> |
char *line, |
361 |
> |
void *p |
362 |
> |
) |
363 |
|
{ |
364 |
|
char fmt[32]; |
365 |
|
double d; |
397 |
|
register COLOR *scanln; |
398 |
|
int dogamma; |
399 |
|
COLOR lastc; |
400 |
< |
FLOAT hv[2]; |
400 |
> |
RREAL hv[2]; |
401 |
|
int startprim, endprim; |
402 |
|
long startpos; |
403 |
|
int y; |
429 |
|
quit(1); |
430 |
|
} |
431 |
|
for (x = 0; x < scanlen(&picres); x++) { |
432 |
< |
if (uniq) |
432 |
> |
if (uniq) { |
433 |
|
if ( colval(scanln[x],RED) == |
434 |
|
colval(lastc,RED) && |
435 |
|
colval(scanln[x],GRN) == |
439 |
|
continue; |
440 |
|
else |
441 |
|
copycolor(lastc, scanln[x]); |
442 |
+ |
} |
443 |
|
if (doexposure) |
444 |
|
multcolor(scanln[x], exposure); |
445 |
|
if (dogamma) |
527 |
|
} |
528 |
|
} |
529 |
|
|
530 |
+ |
|
531 |
+ |
swap32(wp, n) /* swap n 32-bit words */ |
532 |
+ |
register uint32 *wp; |
533 |
+ |
int n; |
534 |
+ |
{ |
535 |
+ |
while (n-- > 0) { |
536 |
+ |
*wp = *wp << 24 | ((*wp >> 24) & 0xff) | |
537 |
+ |
(*wp & 0xff00) << 8 | (*wp & 0xff0000) >> 8; |
538 |
+ |
wp++; |
539 |
+ |
} |
540 |
+ |
} |
541 |
+ |
|
542 |
+ |
|
543 |
+ |
swap64(wp, n) /* swap n 64-bit words */ |
544 |
+ |
register char *wp; |
545 |
+ |
int n; |
546 |
+ |
{ |
547 |
+ |
register int t; |
548 |
+ |
|
549 |
+ |
while (n-- > 0) { |
550 |
+ |
t = wp[0]; wp[0] = wp[7]; wp[7] = t; |
551 |
+ |
t = wp[1]; wp[1] = wp[6]; wp[6] = t; |
552 |
+ |
t = wp[2]; wp[2] = wp[5]; wp[5] = t; |
553 |
+ |
t = wp[3]; wp[3] = wp[4]; wp[4] = t; |
554 |
+ |
wp += 8; |
555 |
+ |
} |
556 |
+ |
} |
557 |
+ |
|
558 |
+ |
|
559 |
|
getcascii(col) /* get an ascii color value from stream(s) */ |
560 |
|
COLOR col; |
561 |
|
{ |
589 |
|
fread((char *)(vd+2), sizeof(double), 1, fin3) != 1) |
590 |
|
return(-1); |
591 |
|
} |
592 |
+ |
if (swapbytes) |
593 |
+ |
swap64((char *)vd, 3); |
594 |
|
setcolor(col, vd[rord[RED]], vd[rord[GRN]], vd[rord[BLU]]); |
595 |
|
return(0); |
596 |
|
} |
610 |
|
fread((char *)(vf+2), sizeof(float), 1, fin3) != 1) |
611 |
|
return(-1); |
612 |
|
} |
613 |
+ |
if (swapbytes) |
614 |
+ |
swap32((uint32 *)vf, 3); |
615 |
|
setcolor(col, vf[rord[RED]], vf[rord[GRN]], vf[rord[BLU]]); |
616 |
|
return(0); |
617 |
|
} |
698 |
|
|
699 |
|
if (fread((char *)&vd, sizeof(double), 1, fin) != 1) |
700 |
|
return(-1); |
701 |
+ |
if (swapbytes) |
702 |
+ |
swap64((char *)&vd, 1); |
703 |
|
setcolor(col, vd, vd, vd); |
704 |
|
return(0); |
705 |
|
} |
712 |
|
|
713 |
|
if (fread((char *)&vf, sizeof(float), 1, fin) != 1) |
714 |
|
return(-1); |
715 |
+ |
if (swapbytes) |
716 |
+ |
swap32((uint32 *)&vf, 1); |
717 |
|
setcolor(col, vf, vf, vf); |
718 |
|
return(0); |
719 |
|
} |
783 |
|
vf[0] = colval(col,ord[0]); |
784 |
|
vf[1] = colval(col,ord[1]); |
785 |
|
vf[2] = colval(col,ord[2]); |
786 |
+ |
if (swapbytes) |
787 |
+ |
swap32((uint32 *)vf, 3); |
788 |
|
fwrite((char *)vf, sizeof(float), 3, stdout); |
789 |
|
|
790 |
|
return(ferror(stdout) ? -1 : 0); |
799 |
|
vd[0] = colval(col,ord[0]); |
800 |
|
vd[1] = colval(col,ord[1]); |
801 |
|
vd[2] = colval(col,ord[2]); |
802 |
+ |
if (swapbytes) |
803 |
+ |
swap64((char *)vd, 3); |
804 |
|
fwrite((char *)vd, sizeof(double), 3, stdout); |
805 |
|
|
806 |
|
return(ferror(stdout) ? -1 : 0); |
872 |
|
float vf; |
873 |
|
|
874 |
|
vf = (*mybright)(col); |
875 |
+ |
if (swapbytes) |
876 |
+ |
swap32((uint32 *)&vf, 1); |
877 |
|
fwrite((char *)&vf, sizeof(float), 1, stdout); |
878 |
|
|
879 |
|
return(ferror(stdout) ? -1 : 0); |
886 |
|
double vd; |
887 |
|
|
888 |
|
vd = (*mybright)(col); |
889 |
+ |
if (swapbytes) |
890 |
+ |
swap64((char *)&vd, 1); |
891 |
|
fwrite((char *)&vd, sizeof(double), 1, stdout); |
892 |
|
|
893 |
|
return(ferror(stdout) ? -1 : 0); |
948 |
|
float vf; |
949 |
|
|
950 |
|
vf = colval(col,putprim); |
951 |
+ |
if (swapbytes) |
952 |
+ |
swap32((uint32 *)&vf, 1); |
953 |
|
fwrite((char *)&vf, sizeof(float), 1, stdout); |
954 |
|
|
955 |
|
return(ferror(stdout) ? -1 : 0); |
962 |
|
double vd; |
963 |
|
|
964 |
|
vd = colval(col,putprim); |
965 |
+ |
if (swapbytes) |
966 |
+ |
swap64((char *)&vd, 1); |
967 |
|
fwrite((char *)&vd, sizeof(double), 1, stdout); |
968 |
|
|
969 |
|
return(ferror(stdout) ? -1 : 0); |