1 |
– |
/* Copyright (c) 1999 Regents of the University of California */ |
2 |
– |
|
1 |
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#ifndef lint |
2 |
< |
static char SCCSid[] = "$SunId$ SGI"; |
2 |
> |
static const char RCSid[] = "$Id$"; |
3 |
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#endif |
6 |
– |
|
4 |
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/* |
5 |
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* x11image.c - driver for X-windows |
6 |
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* |
18 |
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19 |
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#include "standard.h" |
20 |
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|
21 |
+ |
#include <string.h> |
22 |
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#include <signal.h> |
23 |
+ |
#include <unistd.h> |
24 |
+ |
#include <sys/types.h> |
25 |
+ |
#include <sys/wait.h> |
26 |
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#include <X11/Xlib.h> |
27 |
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#include <X11/cursorfont.h> |
28 |
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#include <X11/Xutil.h> |
29 |
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#include <X11/Xatom.h> |
30 |
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|
30 |
– |
#undef NOPROTO |
31 |
– |
#define NOPROTO 1 |
31 |
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#include "color.h" |
32 |
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#include "tonemap.h" |
33 |
+ |
#include "clrtab.h" |
34 |
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#include "view.h" |
35 |
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#include "x11raster.h" |
36 |
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#include "random.h" |
37 |
– |
#include "resolu.h" |
37 |
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|
38 |
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#define FONTNAME "8x13" /* text font we'll use */ |
39 |
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|
83 |
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|
84 |
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COLR *scanline; /* scan line buffer */ |
85 |
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TMbright *lscan; /* encoded luminance scanline */ |
86 |
< |
BYTE *cscan; /* encoded chroma scanline */ |
87 |
< |
BYTE *pscan; /* compute pixel scanline */ |
86 |
> |
uby8 *cscan; /* encoded chroma scanline */ |
87 |
> |
uby8 *pscan; /* compute pixel scanline */ |
88 |
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|
89 |
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RESOLU inpres; /* input resolution and ordering */ |
90 |
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int xmax, ymax; /* picture dimensions */ |
98 |
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|
99 |
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int wrongformat = 0; /* input in another format? */ |
100 |
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|
101 |
+ |
TMstruct *tmGlobal; /* base tone-mapping */ |
102 |
+ |
TMstruct *tmCurrent; /* curren tone-mapping */ |
103 |
+ |
|
104 |
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GC ourgc; /* standard graphics context */ |
105 |
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GC revgc; /* graphics context with GXinvert */ |
106 |
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|
111 |
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|
112 |
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struct { |
113 |
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int xmin, ymin, xsiz, ysiz; |
114 |
< |
} box = {0, 0, 0, 0}; /* current box */ |
114 |
> |
} bbox = {0, 0, 0, 0}; /* current bbox */ |
115 |
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|
116 |
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char *geometry = NULL; /* geometry specification */ |
117 |
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|
122 |
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|
123 |
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char errmsg[128]; |
124 |
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|
125 |
< |
BYTE clrtab[256][3]; /* global color map */ |
125 |
> |
uby8 clrtab[256][3]; /* global color map */ |
126 |
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|
125 |
– |
extern long ftell(); |
127 |
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|
127 |
– |
extern char *getenv(); |
128 |
– |
|
128 |
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Display *thedisplay; |
129 |
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Atom closedownAtom, wmProtocolsAtom; |
130 |
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|
131 |
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int sigrecv; |
132 |
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|
133 |
< |
int onsig() { sigrecv++; } |
133 |
> |
void onsig(int i) { sigrecv++; } |
134 |
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|
135 |
+ |
typedef void doboxf_t(COLR *scn, int n, void *); |
136 |
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|
137 |
< |
main(argc, argv) |
138 |
< |
int argc; |
139 |
< |
char *argv[]; |
137 |
> |
static gethfunc headline; |
138 |
> |
static void init(int argc, char **argv); |
139 |
> |
static void quiterr(char *err); |
140 |
> |
static int viscmp(XVisualInfo *v1, XVisualInfo *v2); |
141 |
> |
static void getbestvis(void); |
142 |
> |
static void getras(void); |
143 |
> |
static void getevent(void); |
144 |
> |
static int traceray(int xpos, int ypos); |
145 |
> |
static int docom(XKeyPressedEvent *ekey); |
146 |
> |
static void moveimage(XButtonPressedEvent *ebut); |
147 |
> |
static void getbox(XButtonPressedEvent *ebut); |
148 |
> |
static void trackrays(XButtonPressedEvent *ebut); |
149 |
> |
static void revbox(int x0, int y0, int x1, int y1); |
150 |
> |
static doboxf_t colavg; |
151 |
> |
static doboxf_t addfix; |
152 |
> |
static int avgbox(COLOR cavg); |
153 |
> |
static int dobox(doboxf_t *f, void *p); |
154 |
> |
static void make_tonemap(void); |
155 |
> |
static void tmap_colrs(COLR *scn, int len); |
156 |
> |
static void getmono(void); |
157 |
> |
static void add2icon(int y, COLR *scan); |
158 |
> |
static void getfull(void); |
159 |
> |
static void getgrey(void); |
160 |
> |
static void getmapped(void); |
161 |
> |
static void scale_rcolors(XRASTER *xr, double sf); |
162 |
> |
static int getscan(int y); |
163 |
> |
|
164 |
> |
|
165 |
> |
int |
166 |
> |
main(int argc, char *argv[]) |
167 |
|
{ |
141 |
– |
int headline(); |
168 |
|
int i; |
169 |
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int pid; |
170 |
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|
271 |
|
getevent(); /* main loop */ |
272 |
|
userr: |
273 |
|
fprintf(stderr, |
274 |
< |
"Usage: %s [-di disp][[-ge] spec][-b][-m][-d][-f][-c nclrs][-e spec][-g gamcor][-s][-ospec][-t intvl] pic ..\n", |
274 |
> |
"Usage: %s [-di disp][[-ge] spec][-b][-m][-d][-f][-c nclrs][-e spec][-g gamcor][-s][-ospec][-t intvl] hdr ..\n", |
275 |
|
progname); |
276 |
|
exit(1); |
277 |
|
} |
278 |
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|
279 |
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|
280 |
< |
int |
281 |
< |
headline(s) /* get relevant info from header */ |
282 |
< |
char *s; |
280 |
> |
static int |
281 |
> |
headline( /* get relevant info from header */ |
282 |
> |
char *s, |
283 |
> |
void *p |
284 |
> |
) |
285 |
|
{ |
286 |
< |
char fmt[32]; |
286 |
> |
char fmt[MAXFMTLEN]; |
287 |
|
|
288 |
|
if (isexpos(s)) |
289 |
|
exposure *= exposval(s); |
290 |
|
else if (formatval(fmt, s)) |
291 |
< |
wrongformat = strcmp(fmt, COLRFMT); |
292 |
< |
else if (isview(s) && sscanview(&ourview, s) > 0) |
293 |
< |
gotview++; |
291 |
> |
wrongformat = strcmp(fmt, COLRFMT) && strcmp(fmt, SPECFMT); |
292 |
> |
else if (isview(s)) |
293 |
> |
gotview += sscanview(&ourview, s); |
294 |
> |
else if (isncomp(s)) |
295 |
> |
NCSAMP = ncompval(s); |
296 |
> |
else if (iswlsplit(s)) |
297 |
> |
wlsplitval(WLPART, s); |
298 |
|
return(0); |
299 |
|
} |
300 |
|
|
301 |
|
|
302 |
< |
init(argc, argv) /* get data and open window */ |
303 |
< |
int argc; |
304 |
< |
char **argv; |
302 |
> |
static void |
303 |
> |
init( /* get data and open window */ |
304 |
> |
int argc, |
305 |
> |
char **argv |
306 |
> |
) |
307 |
|
{ |
308 |
|
XSetWindowAttributes ourwinattr; |
309 |
|
XClassHint xclshints; |
312 |
|
XTextProperty windowName, iconName; |
313 |
|
XGCValues xgcv; |
314 |
|
char *name; |
315 |
< |
register int i; |
315 |
> |
int i; |
316 |
|
|
317 |
|
if (fname != NULL) { |
318 |
|
scanpos = (long *)malloc(ymax*sizeof(long)); |
401 |
|
windowName.encoding = iconName.encoding = XA_STRING; |
402 |
|
windowName.format = iconName.format = 8; |
403 |
|
windowName.value = (u_char *)name; |
404 |
< |
windowName.nitems = strlen(windowName.value); |
404 |
> |
windowName.nitems = strlen((char *)windowName.value); |
405 |
|
iconName.value = (u_char *)name; |
406 |
< |
iconName.nitems = strlen(windowName.value); |
406 |
> |
iconName.nitems = strlen((char *)windowName.value); |
407 |
|
|
408 |
|
xclshints.res_name = NULL; |
409 |
|
xclshints.res_class = "Ximage"; |
417 |
|
} /* end of init */ |
418 |
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|
419 |
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|
420 |
< |
quiterr(err) /* print message and exit */ |
421 |
< |
char *err; |
420 |
> |
static void |
421 |
> |
quiterr( /* print message and exit */ |
422 |
> |
char *err |
423 |
> |
) |
424 |
|
{ |
425 |
< |
register int es; |
425 |
> |
int es; |
426 |
|
int cs; |
427 |
|
|
428 |
< |
if (es = err != NULL) |
428 |
> |
if ( (es = (err != NULL)) ) |
429 |
|
fprintf(stderr, "%s: %s: %s\n", progname, |
430 |
|
fname==NULL?"<stdin>":fname, err); |
431 |
|
if (thedisplay != NULL) |
432 |
|
XCloseDisplay(thedisplay); |
433 |
< |
if (parent < 0 & sigrecv == 0) |
433 |
> |
if ((parent < 0) & (sigrecv == 0)) |
434 |
|
kill(getppid(), SIGCONT); |
435 |
|
while (parent > 0 && wait(&cs) != -1) { /* wait for any children */ |
436 |
|
if (es == 0) |
442 |
|
|
443 |
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|
444 |
|
static int |
445 |
< |
viscmp(v1,v2) /* compare visual to see which is better, descending */ |
446 |
< |
register XVisualInfo *v1, *v2; |
445 |
> |
viscmp( /* compare visual to see which is better, descending */ |
446 |
> |
XVisualInfo *v1, |
447 |
> |
XVisualInfo *v2 |
448 |
> |
) |
449 |
|
{ |
450 |
|
int bad1 = 0, bad2 = 0; |
451 |
< |
register int *rp; |
451 |
> |
int *rp; |
452 |
|
|
453 |
|
if (v1->class == v2->class) { |
454 |
< |
if (v1->class == TrueColor || v1->class == DirectColor) { |
455 |
< |
/* prefer 24-bit to 32-bit */ |
456 |
< |
if (v1->depth == 24 && v2->depth == 32) |
454 |
> |
if ((v1->class == TrueColor) | (v1->class == DirectColor)) { |
455 |
> |
/* prefer 24-bit */ |
456 |
> |
if ((v1->depth == 24) & (v2->depth > 24)) |
457 |
|
return(-1); |
458 |
< |
if (v1->depth == 32 && v2->depth == 24) |
458 |
> |
if ((v1->depth > 24) & (v2->depth == 24)) |
459 |
|
return(1); |
460 |
|
/* go for maximum depth otherwise */ |
461 |
|
return(v2->depth - v1->depth); |
462 |
|
} |
463 |
|
/* don't be too greedy */ |
464 |
< |
if (maxcolors <= 1<<v1->depth && maxcolors <= 1<<v2->depth) |
464 |
> |
if ((maxcolors <= 1<<v1->depth) & (maxcolors <= 1<<v2->depth)) |
465 |
|
return(v1->depth - v2->depth); |
466 |
|
return(v2->depth - v1->depth); |
467 |
|
} |
468 |
|
/* prefer Pseudo when < 15-bit */ |
469 |
< |
if ((v1->class == TrueColor || v1->class == DirectColor) && |
469 |
> |
if ((v1->class == TrueColor) | (v1->class == DirectColor) && |
470 |
|
v1->depth < 15) |
471 |
|
bad1 = 1; |
472 |
< |
if ((v2->class == TrueColor || v2->class == DirectColor) && |
472 |
> |
if ((v2->class == TrueColor) | (v2->class == DirectColor) && |
473 |
|
v2->depth < 15) |
474 |
|
bad2 = -1; |
475 |
|
if (bad1 | bad2) |
485 |
|
} |
486 |
|
|
487 |
|
|
488 |
< |
getbestvis() /* get the best visual for this screen */ |
488 |
> |
static void |
489 |
> |
getbestvis(void) /* get the best visual for this screen */ |
490 |
|
{ |
491 |
|
#ifdef DEBUG |
492 |
|
static char vistype[][12] = { |
505 |
|
}; |
506 |
|
XVisualInfo *xvi; |
507 |
|
int vismatched; |
508 |
< |
register int i, j; |
508 |
> |
int i, j; |
509 |
|
|
510 |
|
if (greyscale) { |
511 |
|
ourrank = rankings[2]; |
538 |
|
if (viscmp(&xvi[i],&ourvis) > 0) |
539 |
|
quiterr("inadequate visuals on this screen"); |
540 |
|
/* OK, we'll use it */ |
541 |
< |
copystruct(&ourvis, &xvi[i]); |
541 |
> |
ourvis = xvi[i]; |
542 |
|
#ifdef DEBUG |
543 |
|
fprintf(stderr, "Selected visual type %s, depth %d\n", |
544 |
|
vistype[ourvis.class], ourvis.depth); |
568 |
|
} |
569 |
|
|
570 |
|
|
571 |
< |
getras() /* get raster file */ |
571 |
> |
static void |
572 |
> |
getras(void) /* get raster file */ |
573 |
|
{ |
534 |
– |
XVisualInfo vinfo; |
535 |
– |
|
574 |
|
if (maxcolors <= 2) { /* monochrome */ |
575 |
|
ourdata = (unsigned char *)malloc(ymax*((xmax+7)/8)); |
576 |
|
if (ourdata == NULL) |
577 |
|
goto fail; |
578 |
< |
ourras = make_raster(thedisplay, &ourvis, 1, ourdata, |
578 |
> |
ourras = make_raster(thedisplay, &ourvis, 1, (char *)ourdata, |
579 |
|
xmax, ymax, 8); |
580 |
|
if (ourras == NULL) |
581 |
|
goto fail; |
582 |
|
getmono(); |
583 |
< |
} else if (ourvis.class == TrueColor | ourvis.class == DirectColor) { |
584 |
< |
int datsiz = ourvis.depth>16 ? sizeof(int4) : sizeof(int2); |
583 |
> |
} else if ((ourvis.class == TrueColor) | (ourvis.class == DirectColor)) { |
584 |
> |
int datsiz = ourvis.depth>16 ? sizeof(int32) : sizeof(int16); |
585 |
|
ourdata = (unsigned char *)malloc(datsiz*xmax*ymax); |
586 |
|
if (ourdata == NULL) |
587 |
|
goto fail; |
588 |
|
ourras = make_raster(thedisplay, &ourvis, datsiz*8, |
589 |
< |
ourdata, xmax, ymax, datsiz*8); |
589 |
> |
(char *)ourdata, xmax, ymax, datsiz*8); |
590 |
|
if (ourras == NULL) |
591 |
|
goto fail; |
592 |
|
getfull(); |
594 |
|
ourdata = (unsigned char *)malloc(xmax*ymax); |
595 |
|
if (ourdata == NULL) |
596 |
|
goto fail; |
597 |
< |
ourras = make_raster(thedisplay, &ourvis, 8, ourdata, |
597 |
> |
ourras = make_raster(thedisplay, &ourvis, 8, (char *)ourdata, |
598 |
|
xmax, ymax, 8); |
599 |
|
if (ourras == NULL) |
600 |
|
goto fail; |
611 |
|
} |
612 |
|
|
613 |
|
|
614 |
< |
getevent() /* process the next event */ |
614 |
> |
static void |
615 |
> |
getevent(void) /* process the next event */ |
616 |
|
{ |
617 |
|
XEvent xev; |
618 |
|
|
629 |
|
map_rcolors(ourras, wind); |
630 |
|
if (fast) |
631 |
|
make_rpixmap(ourras, wind); |
632 |
< |
if (!sequential & parent < 0 & sigrecv == 0) { |
632 |
> |
if ((!sequential) & (parent < 0) & (sigrecv == 0)) { |
633 |
|
kill(getppid(), SIGCONT); |
634 |
|
sigrecv--; |
635 |
|
} |
667 |
|
} |
668 |
|
|
669 |
|
|
670 |
< |
traceray(xpos, ypos) /* print requested pixel data */ |
671 |
< |
int xpos, ypos; |
670 |
> |
static int |
671 |
> |
traceray( /* print requested pixel data */ |
672 |
> |
int xpos, |
673 |
> |
int ypos |
674 |
> |
) |
675 |
|
{ |
676 |
< |
extern char *index(); |
635 |
< |
FLOAT hv[2]; |
676 |
> |
RREAL hv[2]; |
677 |
|
FVECT rorg, rdir; |
678 |
|
COLOR cval; |
679 |
< |
register char *cp; |
679 |
> |
char *cp; |
680 |
|
|
681 |
< |
box.xmin = xpos; box.xsiz = 1; |
682 |
< |
box.ymin = ypos; box.ysiz = 1; |
681 |
> |
bbox.xmin = xpos; bbox.xsiz = 1; |
682 |
> |
bbox.ymin = ypos; bbox.ysiz = 1; |
683 |
|
avgbox(cval); |
684 |
|
scalecolor(cval, 1./exposure); |
685 |
|
pix2loc(hv, &inpres, xpos-xoff, ypos-yoff); |
713 |
|
} |
714 |
|
|
715 |
|
|
716 |
< |
docom(ekey) /* execute command */ |
717 |
< |
XKeyPressedEvent *ekey; |
716 |
> |
static int |
717 |
> |
docom( /* execute command */ |
718 |
> |
XKeyPressedEvent *ekey |
719 |
> |
) |
720 |
|
{ |
721 |
|
char buf[80]; |
722 |
|
COLOR cval; |
723 |
|
XColor cvx; |
724 |
|
int com, n; |
725 |
|
double comp; |
726 |
< |
FLOAT hv[2]; |
726 |
> |
RREAL hv[2]; |
727 |
|
|
728 |
|
n = XLookupString(ekey, buf, sizeof(buf), NULL, NULL); |
729 |
|
if (n == 0) |
746 |
|
sprintf(buf, "%.3f", intens(cval)/exposure); |
747 |
|
break; |
748 |
|
case 'l': /* luminance */ |
749 |
< |
sprintf(buf, "%.0fL", luminance(cval)/exposure); |
749 |
> |
sprintf(buf, "%.1fL", luminance(cval)/exposure); |
750 |
|
break; |
751 |
|
case 'c': /* color */ |
752 |
|
comp = pow(2.0, (double)scale); |
757 |
|
break; |
758 |
|
} |
759 |
|
XDrawImageString(thedisplay, wind, ourgc, |
760 |
< |
box.xmin, box.ymin+box.ysiz, buf, strlen(buf)); |
760 |
> |
bbox.xmin, bbox.ymin+bbox.ysiz, buf, strlen(buf)); |
761 |
|
return(0); |
762 |
|
case 'i': /* identify (contour) */ |
763 |
|
if (ourras->pixels == NULL) |
819 |
|
sprintf(buf, "%+d", scale); |
820 |
|
remap: |
821 |
|
XDrawImageString(thedisplay, wind, ourgc, |
822 |
< |
box.xmin, box.ymin+box.ysiz, buf, strlen(buf)); |
822 |
> |
bbox.xmin, bbox.ymin+bbox.ysiz, buf, strlen(buf)); |
823 |
|
XFlush(thedisplay); |
824 |
< |
free(ourdata); |
824 |
> |
/* free(ourdata); This is done in XDestroyImage()! */ |
825 |
|
free_raster(ourras); |
826 |
|
getras(); |
827 |
|
/* fall through */ |
843 |
|
free_rpixmap(ourras); |
844 |
|
return(0); |
845 |
|
case '0': /* recenter origin */ |
846 |
< |
if (xoff == 0 & yoff == 0) |
846 |
> |
if ((xoff == 0) & (yoff == 0)) |
847 |
|
return(0); |
848 |
|
xoff = yoff = 0; |
849 |
|
XClearWindow(thedisplay, wind); |
850 |
|
redraw(0, 0, width, height); |
851 |
|
return(0); |
852 |
|
case ' ': /* clear */ |
853 |
< |
redraw(box.xmin, box.ymin, box.xsiz, box.ysiz); |
853 |
> |
redraw(bbox.xmin, bbox.ymin, bbox.xsiz, bbox.ysiz); |
854 |
|
return(0); |
855 |
|
default: |
856 |
|
XBell(thedisplay, 0); |
859 |
|
} |
860 |
|
|
861 |
|
|
862 |
< |
moveimage(ebut) /* shift the image */ |
863 |
< |
XButtonPressedEvent *ebut; |
862 |
> |
static void |
863 |
> |
moveimage( /* shift the image */ |
864 |
> |
XButtonPressedEvent *ebut |
865 |
> |
) |
866 |
|
{ |
867 |
|
XEvent e; |
868 |
|
int mxo, myo; |
886 |
|
} |
887 |
|
|
888 |
|
|
889 |
< |
getbox(ebut) /* get new box */ |
890 |
< |
XButtonPressedEvent *ebut; |
889 |
> |
static void |
890 |
> |
getbox( /* get new bbox */ |
891 |
> |
XButtonPressedEvent *ebut |
892 |
> |
) |
893 |
|
{ |
894 |
|
XEvent e; |
895 |
|
|
896 |
|
XMaskEvent(thedisplay, ButtonReleaseMask|ButtonMotionMask, &e); |
897 |
|
while (e.type == MotionNotify) { |
898 |
< |
revbox(ebut->x, ebut->y, box.xmin = e.xmotion.x, box.ymin = e.xmotion.y); |
898 |
> |
revbox(ebut->x, ebut->y, bbox.xmin = e.xmotion.x, bbox.ymin = e.xmotion.y); |
899 |
|
XMaskEvent(thedisplay,ButtonReleaseMask|ButtonMotionMask,&e); |
900 |
< |
revbox(ebut->x, ebut->y, box.xmin, box.ymin); |
900 |
> |
revbox(ebut->x, ebut->y, bbox.xmin, bbox.ymin); |
901 |
|
} |
902 |
< |
box.xmin = e.xbutton.x<0 ? 0 : (e.xbutton.x>=width ? width-1 : e.xbutton.x); |
903 |
< |
box.ymin = e.xbutton.y<0 ? 0 : (e.xbutton.y>=height ? height-1 : e.xbutton.y); |
904 |
< |
if (box.xmin > ebut->x) { |
905 |
< |
box.xsiz = box.xmin - ebut->x + 1; |
906 |
< |
box.xmin = ebut->x; |
902 |
> |
bbox.xmin = e.xbutton.x<0 ? 0 : (e.xbutton.x>=width ? width-1 : e.xbutton.x); |
903 |
> |
bbox.ymin = e.xbutton.y<0 ? 0 : (e.xbutton.y>=height ? height-1 : e.xbutton.y); |
904 |
> |
if (bbox.xmin > ebut->x) { |
905 |
> |
bbox.xsiz = bbox.xmin - ebut->x + 1; |
906 |
> |
bbox.xmin = ebut->x; |
907 |
|
} else { |
908 |
< |
box.xsiz = ebut->x - box.xmin + 1; |
908 |
> |
bbox.xsiz = ebut->x - bbox.xmin + 1; |
909 |
|
} |
910 |
< |
if (box.ymin > ebut->y) { |
911 |
< |
box.ysiz = box.ymin - ebut->y + 1; |
912 |
< |
box.ymin = ebut->y; |
910 |
> |
if (bbox.ymin > ebut->y) { |
911 |
> |
bbox.ysiz = bbox.ymin - ebut->y + 1; |
912 |
> |
bbox.ymin = ebut->y; |
913 |
|
} else { |
914 |
< |
box.ysiz = ebut->y - box.ymin + 1; |
914 |
> |
bbox.ysiz = ebut->y - bbox.ymin + 1; |
915 |
|
} |
916 |
|
} |
917 |
|
|
918 |
|
|
919 |
< |
trackrays(ebut) /* trace rays as mouse moves */ |
920 |
< |
XButtonPressedEvent *ebut; |
919 |
> |
static void |
920 |
> |
trackrays( /* trace rays as mouse moves */ |
921 |
> |
XButtonPressedEvent *ebut |
922 |
> |
) |
923 |
|
{ |
924 |
|
XEvent e; |
925 |
|
unsigned long lastrept; |
937 |
|
} |
938 |
|
|
939 |
|
|
940 |
< |
revbox(x0, y0, x1, y1) /* draw box with reversed lines */ |
941 |
< |
int x0, y0, x1, y1; |
940 |
> |
static void |
941 |
> |
revbox( /* draw bbox with reversed lines */ |
942 |
> |
int x0, |
943 |
> |
int y0, |
944 |
> |
int x1, |
945 |
> |
int y1 |
946 |
> |
) |
947 |
|
{ |
948 |
|
revline(x0, y0, x1, y0); |
949 |
|
revline(x0, y1, x1, y1); |
952 |
|
} |
953 |
|
|
954 |
|
|
955 |
< |
int |
956 |
< |
colavg(scn, n, cavg) |
957 |
< |
register COLR *scn; |
958 |
< |
register int n; |
959 |
< |
COLOR cavg; |
955 |
> |
static void |
956 |
> |
colavg( |
957 |
> |
COLR *scn, |
958 |
> |
int n, |
959 |
> |
void *cavg |
960 |
> |
) |
961 |
|
{ |
962 |
|
COLOR col; |
963 |
|
|
964 |
|
while (n--) { |
965 |
< |
colr_color(col, scn++); |
966 |
< |
addcolor(cavg, col); |
965 |
> |
colr_color(col, *scn); |
966 |
> |
addcolor((COLORV*)cavg, col); |
967 |
> |
scn++; |
968 |
|
} |
969 |
|
} |
970 |
|
|
971 |
|
|
972 |
< |
int |
973 |
< |
avgbox(cavg) /* average color over current box */ |
974 |
< |
COLOR cavg; |
972 |
> |
static int |
973 |
> |
avgbox( /* average color over current bbox */ |
974 |
> |
COLOR cavg |
975 |
> |
) |
976 |
|
{ |
977 |
|
double d; |
978 |
< |
register int rval; |
978 |
> |
int rval; |
979 |
|
|
980 |
|
setcolor(cavg, 0., 0., 0.); |
981 |
< |
rval = dobox(colavg, (char *)cavg); |
981 |
> |
rval = dobox(colavg, cavg); |
982 |
|
if (rval > 0) { |
983 |
|
d = 1./rval; |
984 |
|
scalecolor(cavg, d); |
987 |
|
} |
988 |
|
|
989 |
|
|
990 |
< |
int |
991 |
< |
dobox(f, p) /* run function over box */ |
992 |
< |
int (*f)(); /* function to call for each subscan */ |
993 |
< |
char *p; /* pointer to private data */ |
990 |
> |
static int |
991 |
> |
dobox( /* run function over bbox */ |
992 |
> |
doboxf_t *f, /* function to call for each subscan */ |
993 |
> |
void *p /* pointer to private data */ |
994 |
> |
) |
995 |
|
{ |
996 |
|
int left, right, top, bottom; |
997 |
|
int y; |
998 |
|
|
999 |
< |
left = box.xmin - xoff; |
1000 |
< |
right = left + box.xsiz; |
999 |
> |
left = bbox.xmin - xoff; |
1000 |
> |
right = left + bbox.xsiz; |
1001 |
|
if (left < 0) |
1002 |
|
left = 0; |
1003 |
|
if (right > xmax) |
1004 |
|
right = xmax; |
1005 |
|
if (left >= right) |
1006 |
|
return(0); |
1007 |
< |
top = box.ymin - yoff; |
1008 |
< |
bottom = top + box.ysiz; |
1007 |
> |
top = bbox.ymin - yoff; |
1008 |
> |
bottom = top + bbox.ysiz; |
1009 |
|
if (top < 0) |
1010 |
|
top = 0; |
1011 |
|
if (bottom > ymax) |
1013 |
|
if (top >= bottom) |
1014 |
|
return(0); |
1015 |
|
for (y = top; y < bottom; y++) { |
1016 |
< |
if (getscan(y) == -1) |
1016 |
> |
if (getscan(y) < 0) |
1017 |
|
return(-1); |
1018 |
|
(*f)(scanline+left, right-left, p); |
1019 |
|
} |
1021 |
|
} |
1022 |
|
|
1023 |
|
|
1024 |
< |
int |
1025 |
< |
addfix(scn, n) /* add fixation points to histogram */ |
1026 |
< |
COLR *scn; |
1027 |
< |
int n; |
1024 |
> |
static void |
1025 |
> |
addfix( /* add fixation points to histogram */ |
1026 |
> |
COLR *scn, |
1027 |
> |
int n, |
1028 |
> |
void *p |
1029 |
> |
) |
1030 |
|
{ |
1031 |
< |
if (tmCvColrs(lscan, TM_NOCHROM, scn, n)) |
1031 |
> |
TMstruct * tms = (TMstruct *)p; |
1032 |
> |
|
1033 |
> |
if (tmCvColrs(tms, lscan, TM_NOCHROM, scn, n)) |
1034 |
|
goto tmerr; |
1035 |
< |
if (tmAddHisto(lscan, n, FIXWEIGHT)) |
1035 |
> |
if (tmAddHisto(tms, lscan, n, FIXWEIGHT)) |
1036 |
|
goto tmerr; |
1037 |
|
return; |
1038 |
|
tmerr: |
1040 |
|
} |
1041 |
|
|
1042 |
|
|
1043 |
< |
make_tonemap() /* initialize tone mapping */ |
1043 |
> |
static void |
1044 |
> |
make_tonemap(void) /* initialize tone mapping */ |
1045 |
|
{ |
1046 |
|
int flags, y; |
1047 |
|
|
1056 |
|
} |
1057 |
|
flags = tmflags; /* histogram adjustment */ |
1058 |
|
if (greyscale) flags |= TM_F_BW; |
1059 |
< |
if (tmTop != NULL) { /* reuse old histogram if one */ |
1060 |
< |
tmDone(tmTop); |
1061 |
< |
tmTop->flags = flags; |
1059 |
> |
if (tmGlobal != NULL) { /* reuse old histogram if one */ |
1060 |
> |
tmDone(tmCurrent); tmCurrent = NULL; |
1061 |
> |
tmGlobal->flags = flags; |
1062 |
|
} else { /* else initialize */ |
1063 |
|
if ((lscan = (TMbright *)malloc(xmax*sizeof(TMbright))) == NULL) |
1064 |
|
goto memerr; |
1065 |
|
if (greyscale) { |
1066 |
|
cscan = TM_NOCHROM; |
1067 |
< |
if ((pscan = (BYTE *)malloc(sizeof(BYTE)*xmax)) == NULL) |
1067 |
> |
if ((pscan = (uby8 *)malloc(sizeof(uby8)*xmax)) == NULL) |
1068 |
|
goto memerr; |
1069 |
< |
} else if ((pscan=cscan = (BYTE *)malloc(3*sizeof(BYTE)*xmax)) |
1069 |
> |
} else if ((pscan=cscan = (uby8 *)malloc(3*sizeof(uby8)*xmax)) |
1070 |
|
== NULL) |
1071 |
|
goto memerr; |
1072 |
|
/* initialize tm library */ |
1073 |
< |
if (tmInit(flags, stdprims, gamcor) == NULL) |
1073 |
> |
tmGlobal = tmInit(flags, stdprims, gamcor); |
1074 |
> |
if (tmGlobal == NULL) |
1075 |
|
goto memerr; |
1076 |
< |
if (tmSetSpace(stdprims, WHTEFFICACY/exposure)) |
1076 |
> |
if (tmSetSpace(tmGlobal, stdprims, WHTEFFICACY/exposure)) |
1077 |
|
goto tmerr; |
1078 |
|
/* compute picture histogram */ |
1079 |
|
for (y = 0; y < ymax; y++) { |
1080 |
|
getscan(y); |
1081 |
< |
if (tmCvColrs(lscan, TM_NOCHROM, scanline, xmax)) |
1081 |
> |
if (tmCvColrs(tmGlobal, lscan, TM_NOCHROM, |
1082 |
> |
scanline, xmax)) |
1083 |
|
goto tmerr; |
1084 |
< |
if (tmAddHisto(lscan, xmax, 1)) |
1084 |
> |
if (tmAddHisto(tmGlobal, lscan, xmax, 1)) |
1085 |
|
goto tmerr; |
1086 |
|
} |
1087 |
|
} |
1088 |
< |
tmDup(); /* add fixations to duplicate map */ |
1089 |
< |
dobox(addfix, NULL); |
1088 |
> |
tmCurrent = tmDup(tmGlobal); /* add fixations to duplicate map */ |
1089 |
> |
dobox(addfix, tmCurrent); |
1090 |
|
/* (re)compute tone mapping */ |
1091 |
< |
if (tmComputeMapping(gamcor, 0., 0.)) |
1091 |
> |
if (tmComputeMapping(tmCurrent, gamcor, 0., 0.)) |
1092 |
|
goto tmerr; |
1093 |
|
return; |
1094 |
|
memerr: |
1098 |
|
} |
1099 |
|
|
1100 |
|
|
1101 |
< |
tmap_colrs(scn, len) /* apply tone mapping to scanline */ |
1102 |
< |
register COLR *scn; |
1103 |
< |
int len; |
1101 |
> |
static void |
1102 |
> |
tmap_colrs( /* apply tone mapping to scanline */ |
1103 |
> |
COLR *scn, |
1104 |
> |
int len |
1105 |
> |
) |
1106 |
|
{ |
1107 |
< |
register BYTE *ps; |
1107 |
> |
uby8 *ps; |
1108 |
|
|
1109 |
|
if (tmflags == TM_F_LINEAR) { |
1110 |
|
if (scale) |
1114 |
|
} |
1115 |
|
if (len > xmax) |
1116 |
|
quiterr("code error 1 in tmap_colrs"); |
1117 |
< |
if (tmCvColrs(lscan, cscan, scn, len)) |
1117 |
> |
if (tmCvColrs(tmCurrent, lscan, cscan, scn, len)) |
1118 |
|
goto tmerr; |
1119 |
< |
if (tmMapPixels(pscan, lscan, cscan, len)) |
1119 |
> |
if (tmMapPixels(tmCurrent, pscan, lscan, cscan, len)) |
1120 |
|
goto tmerr; |
1121 |
|
ps = pscan; |
1122 |
|
if (greyscale) |
1139 |
|
} |
1140 |
|
|
1141 |
|
|
1142 |
< |
getmono() /* get monochrome data */ |
1142 |
> |
static void |
1143 |
> |
getmono(void) /* get monochrome data */ |
1144 |
|
{ |
1145 |
< |
register unsigned char *dp; |
1146 |
< |
register int x, err; |
1145 |
> |
unsigned char *dp; |
1146 |
> |
int x, err; |
1147 |
|
int y, errp; |
1148 |
|
short *cerr; |
1149 |
|
|
1168 |
|
cerr[x] = err + errp; |
1169 |
|
} |
1170 |
|
} |
1171 |
< |
free((char *)cerr); |
1171 |
> |
free(cerr); |
1172 |
|
} |
1173 |
|
|
1174 |
|
|
1175 |
< |
add2icon(y, scan) /* add a scanline to our icon data */ |
1176 |
< |
int y; |
1177 |
< |
COLR *scan; |
1175 |
> |
static void |
1176 |
> |
add2icon( /* add a scanline to our icon data */ |
1177 |
> |
int y, |
1178 |
> |
COLR *scan |
1179 |
> |
) |
1180 |
|
{ |
1181 |
|
static short cerr[ICONSIZ]; |
1182 |
|
static int ynext; |
1183 |
|
static char *dp; |
1184 |
|
COLR clr; |
1185 |
< |
register int err; |
1186 |
< |
register int x, ti; |
1185 |
> |
int err; |
1186 |
> |
int x, ti; |
1187 |
|
int errp; |
1188 |
|
|
1189 |
|
if (iconheight == 0) { /* initialize */ |
1213 |
|
errp = err; |
1214 |
|
ti = x*xmax/iconwidth; |
1215 |
|
copycolr(clr, scan[ti]); |
1216 |
< |
normcolrs(clr, 1, scale); |
1216 |
> |
normcolrs(&clr, 1, scale); |
1217 |
|
err += normbright(clr) + cerr[x]; |
1218 |
|
if (err > 127) |
1219 |
|
err -= 255; |
1226 |
|
} |
1227 |
|
|
1228 |
|
|
1229 |
< |
getfull() /* get full (24-bit) data */ |
1229 |
> |
static void |
1230 |
> |
getfull(void) /* get full (24-bit) data */ |
1231 |
|
{ |
1232 |
|
int y; |
1233 |
< |
register unsigned int4 *dp; |
1234 |
< |
register unsigned int2 *dph; |
1235 |
< |
register int x; |
1233 |
> |
uint32 *dp; |
1234 |
> |
uint16 *dph; |
1235 |
> |
int x; |
1236 |
|
/* initialize tone mapping */ |
1237 |
|
make_tonemap(); |
1238 |
|
/* read and convert file */ |
1239 |
< |
dp = (unsigned int4 *)ourdata; |
1240 |
< |
dph = (unsigned int2 *)ourdata; |
1239 |
> |
dp = (uint32 *)ourdata; |
1240 |
> |
dph = (uint16 *)ourdata; |
1241 |
|
for (y = 0; y < ymax; y++) { |
1242 |
|
getscan(y); |
1243 |
|
add2icon(y, scanline); |
1245 |
|
switch (ourras->image->blue_mask) { |
1246 |
|
case 0xff: /* 24-bit RGB */ |
1247 |
|
for (x = 0; x < xmax; x++) |
1248 |
< |
*dp++ = (unsigned int4)scanline[x][RED] << 16 | |
1249 |
< |
(unsigned int4)scanline[x][GRN] << 8 | |
1250 |
< |
(unsigned int4)scanline[x][BLU] ; |
1248 |
> |
*dp++ = (uint32)scanline[x][RED] << 16 | |
1249 |
> |
(uint32)scanline[x][GRN] << 8 | |
1250 |
> |
(uint32)scanline[x][BLU] ; |
1251 |
|
break; |
1252 |
|
case 0xff0000: /* 24-bit BGR */ |
1253 |
|
for (x = 0; x < xmax; x++) |
1254 |
< |
*dp++ = (unsigned int4)scanline[x][RED] | |
1255 |
< |
(unsigned int4)scanline[x][GRN] << 8 | |
1256 |
< |
(unsigned int4)scanline[x][BLU] << 16 ; |
1254 |
> |
*dp++ = (uint32)scanline[x][RED] | |
1255 |
> |
(uint32)scanline[x][GRN] << 8 | |
1256 |
> |
(uint32)scanline[x][BLU] << 16 ; |
1257 |
|
break; |
1258 |
|
#if 0 |
1259 |
|
case 0x1f: /* 15-bit RGB */ |
1294 |
|
} |
1295 |
|
|
1296 |
|
|
1297 |
< |
getgrey() /* get greyscale data */ |
1297 |
> |
static void |
1298 |
> |
getgrey(void) /* get greyscale data */ |
1299 |
|
{ |
1300 |
|
int y; |
1301 |
< |
register unsigned char *dp; |
1302 |
< |
register int x; |
1301 |
> |
unsigned char *dp; |
1302 |
> |
int x; |
1303 |
|
/* initialize tone mapping */ |
1304 |
|
make_tonemap(); |
1305 |
|
/* read and convert file */ |
1310 |
|
tmap_colrs(scanline, xmax); |
1311 |
|
if (maxcolors < 256) |
1312 |
|
for (x = 0; x < xmax; x++) |
1313 |
< |
*dp++ = ((int4)scanline[x][GRN] * |
1313 |
> |
*dp++ = ((int32)scanline[x][GRN] * |
1314 |
|
maxcolors + maxcolors/2) >> 8; |
1315 |
|
else |
1316 |
|
for (x = 0; x < xmax; x++) |
1318 |
|
} |
1319 |
|
for (x = 0; x < maxcolors; x++) |
1320 |
|
clrtab[x][RED] = clrtab[x][GRN] = |
1321 |
< |
clrtab[x][BLU] = ((int4)x*256 + 128)/maxcolors; |
1321 |
> |
clrtab[x][BLU] = ((int32)x*256 + 128)/maxcolors; |
1322 |
|
} |
1323 |
|
|
1324 |
|
|
1325 |
< |
getmapped() /* get color-mapped data */ |
1325 |
> |
static void |
1326 |
> |
getmapped(void) /* get color-mapped data */ |
1327 |
|
{ |
1328 |
|
int y; |
1329 |
|
/* make sure we can do it first */ |
1332 |
|
/* initialize tone mapping */ |
1333 |
|
make_tonemap(); |
1334 |
|
/* make histogram */ |
1335 |
< |
if (new_histo((int4)xmax*ymax) == -1) |
1335 |
> |
if (new_histo((int32)xmax*ymax) == -1) |
1336 |
|
quiterr("cannot initialize histogram"); |
1337 |
|
for (y = 0; y < ymax; y++) { |
1338 |
|
if (getscan(y) < 0) |
1355 |
|
} |
1356 |
|
|
1357 |
|
|
1358 |
< |
scale_rcolors(xr, sf) /* scale color map */ |
1359 |
< |
register XRASTER *xr; |
1360 |
< |
double sf; |
1358 |
> |
static void |
1359 |
> |
scale_rcolors( /* scale color map */ |
1360 |
> |
XRASTER *xr, |
1361 |
> |
double sf |
1362 |
> |
) |
1363 |
|
{ |
1364 |
< |
register int i; |
1364 |
> |
int i; |
1365 |
|
long maxv; |
1366 |
|
|
1367 |
|
if (xr->pixels == NULL) |
1385 |
|
} |
1386 |
|
|
1387 |
|
|
1388 |
< |
getscan(y) |
1389 |
< |
int y; |
1388 |
> |
static int |
1389 |
> |
getscan( |
1390 |
> |
int y |
1391 |
> |
) |
1392 |
|
{ |
1393 |
|
static int trunced = -1; /* truncated file? */ |
1394 |
|
skipit: |
1395 |
< |
if (trunced >= 0 && y >= trunced) { |
1396 |
< |
bzero(scanline, xmax*sizeof(COLR)); |
1395 |
> |
if (y == cury-1) /* already got it? */ |
1396 |
> |
return(0); |
1397 |
> |
if ((trunced >= 0) & (y >= trunced)) { |
1398 |
> |
memset(scanline, 0, xmax*sizeof(COLR)); |
1399 |
|
return(-1); |
1400 |
|
} |
1401 |
|
if (y != cury) { |
1402 |
< |
if (scanpos == NULL || scanpos[y] == -1) |
1402 |
> |
if (scanpos == NULL || scanpos[y] < 0) |
1403 |
|
return(-1); |
1404 |
< |
if (fseek(fin, scanpos[y], 0) == -1) |
1404 |
> |
if (fseek(fin, scanpos[y], 0) < 0) |
1405 |
|
quiterr("fseek error"); |
1406 |
|
cury = y; |
1407 |
< |
} else if (scanpos != NULL && scanpos[y] == -1) |
1407 |
> |
} else if (scanpos != NULL && scanpos[y] < 0) |
1408 |
|
scanpos[y] = ftell(fin); |
1409 |
|
|
1410 |
< |
if (freadcolrs(scanline, xmax, fin) < 0) { |
1410 |
> |
if (fread2colrs(scanline, xmax, fin, NCSAMP, WLPART) < 0) { |
1411 |
|
fprintf(stderr, "%s: %s: unfinished picture\n", |
1412 |
|
progname, fname==NULL?"<stdin>":fname); |
1413 |
|
trunced = y; |