| 1 |
– |
/* Copyright (c) 1997 Regents of the University of California */ |
| 2 |
– |
|
| 1 |
|
#ifndef lint |
| 2 |
< |
static char SCCSid[] = "$SunId$ LBL"; |
| 2 |
> |
static const char RCSid[] = "$Id$"; |
| 3 |
|
#endif |
| 6 |
– |
|
| 4 |
|
/* |
| 5 |
|
* x11image.c - driver for X-windows |
| 6 |
|
* |
| 18 |
|
|
| 19 |
|
#include "standard.h" |
| 20 |
|
|
| 21 |
+ |
#include <string.h> |
| 22 |
|
#include <signal.h> |
| 23 |
+ |
#include <unistd.h> |
| 24 |
+ |
#include <sys/types.h> |
| 25 |
+ |
#include <sys/wait.h> |
| 26 |
|
#include <X11/Xlib.h> |
| 27 |
|
#include <X11/cursorfont.h> |
| 28 |
|
#include <X11/Xutil.h> |
| 29 |
|
#include <X11/Xatom.h> |
| 30 |
|
|
| 31 |
< |
#undef NOPROTO |
| 31 |
< |
#define NOPROTO 1 |
| 31 |
> |
#include "color.h" |
| 32 |
|
#include "tonemap.h" |
| 33 |
+ |
#include "clrtab.h" |
| 34 |
|
#include "view.h" |
| 35 |
|
#include "x11raster.h" |
| 36 |
|
#include "random.h" |
| 36 |
– |
#include "resolu.h" |
| 37 |
|
|
| 38 |
– |
#ifndef int4 |
| 39 |
– |
#define int4 int /* most int's are 32-bit */ |
| 40 |
– |
#endif |
| 41 |
– |
|
| 38 |
|
#define FONTNAME "8x13" /* text font we'll use */ |
| 39 |
|
|
| 40 |
|
#define CTRL(c) ((c)-'@') |
| 43 |
|
|
| 44 |
|
#define ICONSIZ (8*10) /* maximum icon dimension (even 8) */ |
| 45 |
|
|
| 46 |
+ |
#define FIXWEIGHT 20 /* weight to add for fixation points */ |
| 47 |
+ |
|
| 48 |
|
#define ourscreen DefaultScreen(thedisplay) |
| 49 |
|
#define ourroot RootWindow(thedisplay,ourscreen) |
| 50 |
|
|
| 76 |
|
char *tout = "od"; /* output of 't' command */ |
| 77 |
|
int tinterv = 0; /* interval between mouse reports */ |
| 78 |
|
|
| 79 |
< |
int tmflags = -1; /* tone mapping flags (-1 for none) */ |
| 79 |
> |
int tmflags = TM_F_LINEAR; /* tone mapping flags */ |
| 80 |
|
|
| 81 |
|
VIEW ourview = STDVIEW; /* image view parameters */ |
| 82 |
|
int gotview = 0; /* got parameters from file */ |
| 83 |
|
|
| 84 |
|
COLR *scanline; /* scan line buffer */ |
| 85 |
|
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 |
|
|
| 89 |
|
RESOLU inpres; /* input resolution and ordering */ |
| 90 |
|
int xmax, ymax; /* picture dimensions */ |
| 91 |
|
int width, height; /* window size */ |
| 92 |
|
char *fname = NULL; /* input file name */ |
| 93 |
< |
FILE *fin = stdin; /* input file */ |
| 93 |
> |
FILE *fin = NULL; /* input file */ |
| 94 |
|
long *scanpos = NULL; /* scan line positions in file */ |
| 95 |
|
int cury = 0; /* current scan location */ |
| 96 |
|
|
| 98 |
|
|
| 99 |
|
int wrongformat = 0; /* input in another format? */ |
| 100 |
|
|
| 101 |
+ |
TMstruct *tmGlobal; /* base tone-mapping */ |
| 102 |
+ |
TMstruct *tmCurrent; /* curren tone-mapping */ |
| 103 |
+ |
|
| 104 |
|
GC ourgc; /* standard graphics context */ |
| 105 |
|
GC revgc; /* graphics context with GXinvert */ |
| 106 |
|
|
| 111 |
|
|
| 112 |
|
struct { |
| 113 |
|
int xmin, ymin, xsiz, ysiz; |
| 114 |
< |
} box = {0, 0, 0, 0}; /* current box */ |
| 114 |
> |
} bbox = {0, 0, 0, 0}; /* current bbox */ |
| 115 |
|
|
| 116 |
|
char *geometry = NULL; /* geometry specification */ |
| 117 |
|
|
| 122 |
|
|
| 123 |
|
char errmsg[128]; |
| 124 |
|
|
| 125 |
< |
BYTE clrtab[256][3]; /* global color map */ |
| 125 |
> |
uby8 clrtab[256][3]; /* global color map */ |
| 126 |
|
|
| 126 |
– |
extern long ftell(); |
| 127 |
|
|
| 128 |
– |
extern char *getenv(); |
| 129 |
– |
|
| 128 |
|
Display *thedisplay; |
| 129 |
|
Atom closedownAtom, wmProtocolsAtom; |
| 130 |
|
|
| 131 |
|
int sigrecv; |
| 132 |
|
|
| 133 |
< |
int onsig() { sigrecv++; } |
| 133 |
> |
void onsig(int i) { sigrecv++; } |
| 134 |
|
|
| 135 |
+ |
typedef void doboxf_t(COLR *scn, int n, void *); |
| 136 |
|
|
| 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 |
|
{ |
| 142 |
– |
int headline(); |
| 168 |
|
int i; |
| 169 |
|
int pid; |
| 170 |
|
|
| 171 |
|
progname = argv[0]; |
| 172 |
+ |
fin = stdin; |
| 173 |
|
|
| 174 |
|
for (i = 1; i < argc; i++) |
| 175 |
|
if (argv[i][0] == '-') |
| 204 |
|
break; |
| 205 |
|
case 'e': /* exposure comp. */ |
| 206 |
|
i++; |
| 207 |
< |
if (!strcmp(argv[i], "auto")) { |
| 207 |
> |
if (argv[i][0] == 'a') { |
| 208 |
|
tmflags = TM_F_CAMERA; |
| 209 |
|
break; |
| 210 |
|
} |
| 211 |
< |
if (!strcmp(argv[i], "human")) { |
| 211 |
> |
if (argv[i][0] == 'h') { |
| 212 |
|
tmflags = TM_F_HUMAN; |
| 213 |
|
break; |
| 214 |
|
} |
| 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 |
|
|
| 279 |
|
|
| 280 |
< |
headline(s) /* get relevant info from header */ |
| 281 |
< |
char *s; |
| 280 |
> |
static int |
| 281 |
> |
headline( /* get relevant info from header */ |
| 282 |
> |
char *s, |
| 283 |
> |
void *p |
| 284 |
> |
) |
| 285 |
|
{ |
| 286 |
|
char fmt[32]; |
| 287 |
|
|
| 291 |
|
wrongformat = strcmp(fmt, COLRFMT); |
| 292 |
|
else if (isview(s) && sscanview(&ourview, s) > 0) |
| 293 |
|
gotview++; |
| 294 |
+ |
return(0); |
| 295 |
|
} |
| 296 |
|
|
| 297 |
|
|
| 298 |
< |
init(argc, argv) /* get data and open window */ |
| 299 |
< |
int argc; |
| 300 |
< |
char **argv; |
| 298 |
> |
static void |
| 299 |
> |
init( /* get data and open window */ |
| 300 |
> |
int argc, |
| 301 |
> |
char **argv |
| 302 |
> |
) |
| 303 |
|
{ |
| 304 |
|
XSetWindowAttributes ourwinattr; |
| 305 |
|
XClassHint xclshints; |
| 397 |
|
windowName.encoding = iconName.encoding = XA_STRING; |
| 398 |
|
windowName.format = iconName.format = 8; |
| 399 |
|
windowName.value = (u_char *)name; |
| 400 |
< |
windowName.nitems = strlen(windowName.value); |
| 400 |
> |
windowName.nitems = strlen((char *)windowName.value); |
| 401 |
|
iconName.value = (u_char *)name; |
| 402 |
< |
iconName.nitems = strlen(windowName.value); |
| 402 |
> |
iconName.nitems = strlen((char *)windowName.value); |
| 403 |
|
|
| 404 |
|
xclshints.res_name = NULL; |
| 405 |
|
xclshints.res_class = "Ximage"; |
| 413 |
|
} /* end of init */ |
| 414 |
|
|
| 415 |
|
|
| 416 |
< |
quiterr(err) /* print message and exit */ |
| 417 |
< |
char *err; |
| 416 |
> |
static void |
| 417 |
> |
quiterr( /* print message and exit */ |
| 418 |
> |
char *err |
| 419 |
> |
) |
| 420 |
|
{ |
| 421 |
|
register int es; |
| 422 |
|
int cs; |
| 423 |
|
|
| 424 |
< |
if (es = err != NULL) |
| 424 |
> |
if ( (es = (err != NULL)) ) |
| 425 |
|
fprintf(stderr, "%s: %s: %s\n", progname, |
| 426 |
|
fname==NULL?"<stdin>":fname, err); |
| 427 |
|
if (thedisplay != NULL) |
| 428 |
|
XCloseDisplay(thedisplay); |
| 429 |
< |
if (parent < 0 & sigrecv == 0) |
| 429 |
> |
if ((parent < 0) & (sigrecv == 0)) |
| 430 |
|
kill(getppid(), SIGCONT); |
| 431 |
|
while (parent > 0 && wait(&cs) != -1) { /* wait for any children */ |
| 432 |
|
if (es == 0) |
| 438 |
|
|
| 439 |
|
|
| 440 |
|
static int |
| 441 |
< |
viscmp(v1,v2) /* compare visual to see which is better, descending */ |
| 442 |
< |
register XVisualInfo *v1, *v2; |
| 441 |
> |
viscmp( /* compare visual to see which is better, descending */ |
| 442 |
> |
register XVisualInfo *v1, |
| 443 |
> |
register XVisualInfo *v2 |
| 444 |
> |
) |
| 445 |
|
{ |
| 446 |
|
int bad1 = 0, bad2 = 0; |
| 447 |
|
register int *rp; |
| 448 |
|
|
| 449 |
|
if (v1->class == v2->class) { |
| 450 |
< |
if (v1->class == TrueColor || v1->class == DirectColor) { |
| 451 |
< |
/* prefer 24-bit to 32-bit */ |
| 452 |
< |
if (v1->depth == 24 && v2->depth == 32) |
| 450 |
> |
if ((v1->class == TrueColor) | (v1->class == DirectColor)) { |
| 451 |
> |
/* prefer 24-bit */ |
| 452 |
> |
if ((v1->depth == 24) & (v2->depth > 24)) |
| 453 |
|
return(-1); |
| 454 |
< |
if (v1->depth == 32 && v2->depth == 24) |
| 454 |
> |
if ((v1->depth > 24) & (v2->depth == 24)) |
| 455 |
|
return(1); |
| 456 |
< |
return(0); |
| 456 |
> |
/* go for maximum depth otherwise */ |
| 457 |
> |
return(v2->depth - v1->depth); |
| 458 |
|
} |
| 459 |
|
/* don't be too greedy */ |
| 460 |
< |
if (maxcolors <= 1<<v1->depth && maxcolors <= 1<<v2->depth) |
| 460 |
> |
if ((maxcolors <= 1<<v1->depth) & (maxcolors <= 1<<v2->depth)) |
| 461 |
|
return(v1->depth - v2->depth); |
| 462 |
|
return(v2->depth - v1->depth); |
| 463 |
|
} |
| 464 |
< |
/* prefer Pseudo when < 24-bit */ |
| 465 |
< |
if ((v1->class == TrueColor || v1->class == DirectColor) && |
| 466 |
< |
v1->depth < 24) |
| 464 |
> |
/* prefer Pseudo when < 15-bit */ |
| 465 |
> |
if ((v1->class == TrueColor) | (v1->class == DirectColor) && |
| 466 |
> |
v1->depth < 15) |
| 467 |
|
bad1 = 1; |
| 468 |
< |
if ((v2->class == TrueColor || v2->class == DirectColor) && |
| 469 |
< |
v2->depth < 24) |
| 468 |
> |
if ((v2->class == TrueColor) | (v2->class == DirectColor) && |
| 469 |
> |
v2->depth < 15) |
| 470 |
|
bad2 = -1; |
| 471 |
|
if (bad1 | bad2) |
| 472 |
|
return(bad1+bad2); |
| 481 |
|
} |
| 482 |
|
|
| 483 |
|
|
| 484 |
< |
getbestvis() /* get the best visual for this screen */ |
| 484 |
> |
static void |
| 485 |
> |
getbestvis(void) /* get the best visual for this screen */ |
| 486 |
|
{ |
| 487 |
|
#ifdef DEBUG |
| 488 |
|
static char vistype[][12] = { |
| 534 |
|
if (viscmp(&xvi[i],&ourvis) > 0) |
| 535 |
|
quiterr("inadequate visuals on this screen"); |
| 536 |
|
/* OK, we'll use it */ |
| 537 |
< |
copystruct(&ourvis, &xvi[i]); |
| 537 |
> |
ourvis = xvi[i]; |
| 538 |
|
#ifdef DEBUG |
| 539 |
|
fprintf(stderr, "Selected visual type %s, depth %d\n", |
| 540 |
|
vistype[ourvis.class], ourvis.depth); |
| 564 |
|
} |
| 565 |
|
|
| 566 |
|
|
| 567 |
< |
getras() /* get raster file */ |
| 567 |
> |
static void |
| 568 |
> |
getras(void) /* get raster file */ |
| 569 |
|
{ |
| 531 |
– |
XVisualInfo vinfo; |
| 532 |
– |
|
| 570 |
|
if (maxcolors <= 2) { /* monochrome */ |
| 571 |
|
ourdata = (unsigned char *)malloc(ymax*((xmax+7)/8)); |
| 572 |
|
if (ourdata == NULL) |
| 573 |
|
goto fail; |
| 574 |
< |
ourras = make_raster(thedisplay, &ourvis, 1, ourdata, |
| 574 |
> |
ourras = make_raster(thedisplay, &ourvis, 1, (char *)ourdata, |
| 575 |
|
xmax, ymax, 8); |
| 576 |
|
if (ourras == NULL) |
| 577 |
|
goto fail; |
| 578 |
|
getmono(); |
| 579 |
< |
} else if (ourvis.class == TrueColor | ourvis.class == DirectColor) { |
| 580 |
< |
ourdata = (unsigned char *)malloc(sizeof(int4)*xmax*ymax); |
| 579 |
> |
} else if ((ourvis.class == TrueColor) | (ourvis.class == DirectColor)) { |
| 580 |
> |
int datsiz = ourvis.depth>16 ? sizeof(int32) : sizeof(int16); |
| 581 |
> |
ourdata = (unsigned char *)malloc(datsiz*xmax*ymax); |
| 582 |
|
if (ourdata == NULL) |
| 583 |
|
goto fail; |
| 584 |
< |
ourras = make_raster(thedisplay, &ourvis, sizeof(int4)*8, |
| 585 |
< |
ourdata, xmax, ymax, 32); |
| 584 |
> |
ourras = make_raster(thedisplay, &ourvis, datsiz*8, |
| 585 |
> |
(char *)ourdata, xmax, ymax, datsiz*8); |
| 586 |
|
if (ourras == NULL) |
| 587 |
|
goto fail; |
| 588 |
|
getfull(); |
| 590 |
|
ourdata = (unsigned char *)malloc(xmax*ymax); |
| 591 |
|
if (ourdata == NULL) |
| 592 |
|
goto fail; |
| 593 |
< |
ourras = make_raster(thedisplay, &ourvis, 8, ourdata, |
| 593 |
> |
ourras = make_raster(thedisplay, &ourvis, 8, (char *)ourdata, |
| 594 |
|
xmax, ymax, 8); |
| 595 |
|
if (ourras == NULL) |
| 596 |
|
goto fail; |
| 607 |
|
} |
| 608 |
|
|
| 609 |
|
|
| 610 |
< |
getevent() /* process the next event */ |
| 610 |
> |
static void |
| 611 |
> |
getevent(void) /* process the next event */ |
| 612 |
|
{ |
| 613 |
|
XEvent xev; |
| 614 |
|
|
| 625 |
|
map_rcolors(ourras, wind); |
| 626 |
|
if (fast) |
| 627 |
|
make_rpixmap(ourras, wind); |
| 628 |
< |
if (!sequential & parent < 0 & sigrecv == 0) { |
| 628 |
> |
if ((!sequential) & (parent < 0) & (sigrecv == 0)) { |
| 629 |
|
kill(getppid(), SIGCONT); |
| 630 |
|
sigrecv--; |
| 631 |
|
} |
| 663 |
|
} |
| 664 |
|
|
| 665 |
|
|
| 666 |
< |
traceray(xpos, ypos) /* print requested pixel data */ |
| 667 |
< |
int xpos, ypos; |
| 666 |
> |
static int |
| 667 |
> |
traceray( /* print requested pixel data */ |
| 668 |
> |
int xpos, |
| 669 |
> |
int ypos |
| 670 |
> |
) |
| 671 |
|
{ |
| 672 |
< |
extern char *index(); |
| 631 |
< |
FLOAT hv[2]; |
| 672 |
> |
RREAL hv[2]; |
| 673 |
|
FVECT rorg, rdir; |
| 674 |
|
COLOR cval; |
| 675 |
|
register char *cp; |
| 676 |
|
|
| 677 |
< |
box.xmin = xpos; box.xsiz = 1; |
| 678 |
< |
box.ymin = ypos; box.ysiz = 1; |
| 677 |
> |
bbox.xmin = xpos; bbox.xsiz = 1; |
| 678 |
> |
bbox.ymin = ypos; bbox.ysiz = 1; |
| 679 |
|
avgbox(cval); |
| 680 |
|
scalecolor(cval, 1./exposure); |
| 681 |
|
pix2loc(hv, &inpres, xpos-xoff, ypos-yoff); |
| 709 |
|
} |
| 710 |
|
|
| 711 |
|
|
| 712 |
< |
docom(ekey) /* execute command */ |
| 713 |
< |
XKeyPressedEvent *ekey; |
| 712 |
> |
static int |
| 713 |
> |
docom( /* execute command */ |
| 714 |
> |
XKeyPressedEvent *ekey |
| 715 |
> |
) |
| 716 |
|
{ |
| 717 |
|
char buf[80]; |
| 718 |
|
COLOR cval; |
| 719 |
|
XColor cvx; |
| 720 |
|
int com, n; |
| 721 |
|
double comp; |
| 722 |
< |
FLOAT hv[2]; |
| 722 |
> |
RREAL hv[2]; |
| 723 |
|
|
| 724 |
|
n = XLookupString(ekey, buf, sizeof(buf), NULL, NULL); |
| 725 |
|
if (n == 0) |
| 734 |
|
case '\r': |
| 735 |
|
case 'l': |
| 736 |
|
case 'c': /* value */ |
| 737 |
< |
if (avgbox(cval) == -1) |
| 737 |
> |
if (!avgbox(cval)) |
| 738 |
|
return(-1); |
| 739 |
|
switch (com) { |
| 740 |
|
case '\n': |
| 742 |
|
sprintf(buf, "%.3f", intens(cval)/exposure); |
| 743 |
|
break; |
| 744 |
|
case 'l': /* luminance */ |
| 745 |
< |
sprintf(buf, "%.0fL", luminance(cval)/exposure); |
| 745 |
> |
sprintf(buf, "%.1fL", luminance(cval)/exposure); |
| 746 |
|
break; |
| 747 |
|
case 'c': /* color */ |
| 748 |
|
comp = pow(2.0, (double)scale); |
| 753 |
|
break; |
| 754 |
|
} |
| 755 |
|
XDrawImageString(thedisplay, wind, ourgc, |
| 756 |
< |
box.xmin, box.ymin+box.ysiz, buf, strlen(buf)); |
| 756 |
> |
bbox.xmin, bbox.ymin+bbox.ysiz, buf, strlen(buf)); |
| 757 |
|
return(0); |
| 758 |
|
case 'i': /* identify (contour) */ |
| 759 |
|
if (ourras->pixels == NULL) |
| 776 |
|
return(0); |
| 777 |
|
case 't': /* trace */ |
| 778 |
|
return(traceray(ekey->x, ekey->y)); |
| 779 |
+ |
case 'a': /* auto exposure */ |
| 780 |
+ |
if (fname == NULL) |
| 781 |
+ |
return(-1); |
| 782 |
+ |
tmflags = TM_F_CAMERA; |
| 783 |
+ |
strcpy(buf, "auto exposure..."); |
| 784 |
+ |
goto remap; |
| 785 |
+ |
case 'h': /* human response */ |
| 786 |
+ |
if (fname == NULL) |
| 787 |
+ |
return(-1); |
| 788 |
+ |
tmflags = TM_F_HUMAN; |
| 789 |
+ |
strcpy(buf, "human exposure..."); |
| 790 |
+ |
goto remap; |
| 791 |
|
case '=': /* adjust exposure */ |
| 792 |
|
case '@': /* adaptation level */ |
| 793 |
< |
if (avgbox(cval) == -1) |
| 793 |
> |
if (!avgbox(cval)) |
| 794 |
|
return(-1); |
| 795 |
|
comp = bright(cval); |
| 796 |
|
if (comp < 1e-20) { |
| 804 |
|
comp = .5/comp; |
| 805 |
|
comp = log(comp)/.69315 - scale; |
| 806 |
|
n = comp < 0 ? comp-.5 : comp+.5 ; /* round */ |
| 807 |
< |
if (tmflags != -1) |
| 808 |
< |
tmflags = -1; /* turn off tone mapping */ |
| 807 |
> |
if (tmflags != TM_F_LINEAR) |
| 808 |
> |
tmflags = TM_F_LINEAR; /* turn off tone mapping */ |
| 809 |
|
else { |
| 810 |
|
if (n == 0) /* else check if any change */ |
| 811 |
|
return(0); |
| 813 |
|
} |
| 814 |
|
scale += n; |
| 815 |
|
sprintf(buf, "%+d", scale); |
| 816 |
+ |
remap: |
| 817 |
|
XDrawImageString(thedisplay, wind, ourgc, |
| 818 |
< |
box.xmin, box.ymin+box.ysiz, buf, strlen(buf)); |
| 818 |
> |
bbox.xmin, bbox.ymin+bbox.ysiz, buf, strlen(buf)); |
| 819 |
|
XFlush(thedisplay); |
| 820 |
< |
free(ourdata); |
| 820 |
> |
/* free(ourdata); This is done in XDestroyImage()! */ |
| 821 |
|
free_raster(ourras); |
| 822 |
|
getras(); |
| 823 |
|
/* fall through */ |
| 839 |
|
free_rpixmap(ourras); |
| 840 |
|
return(0); |
| 841 |
|
case '0': /* recenter origin */ |
| 842 |
< |
if (xoff == 0 & yoff == 0) |
| 842 |
> |
if ((xoff == 0) & (yoff == 0)) |
| 843 |
|
return(0); |
| 844 |
|
xoff = yoff = 0; |
| 845 |
|
XClearWindow(thedisplay, wind); |
| 846 |
|
redraw(0, 0, width, height); |
| 847 |
|
return(0); |
| 848 |
|
case ' ': /* clear */ |
| 849 |
< |
redraw(box.xmin, box.ymin, box.xsiz, box.ysiz); |
| 849 |
> |
redraw(bbox.xmin, bbox.ymin, bbox.xsiz, bbox.ysiz); |
| 850 |
|
return(0); |
| 851 |
|
default: |
| 852 |
|
XBell(thedisplay, 0); |
| 855 |
|
} |
| 856 |
|
|
| 857 |
|
|
| 858 |
< |
moveimage(ebut) /* shift the image */ |
| 859 |
< |
XButtonPressedEvent *ebut; |
| 858 |
> |
static void |
| 859 |
> |
moveimage( /* shift the image */ |
| 860 |
> |
XButtonPressedEvent *ebut |
| 861 |
> |
) |
| 862 |
|
{ |
| 863 |
|
XEvent e; |
| 864 |
|
int mxo, myo; |
| 882 |
|
} |
| 883 |
|
|
| 884 |
|
|
| 885 |
< |
getbox(ebut) /* get new box */ |
| 886 |
< |
XButtonPressedEvent *ebut; |
| 885 |
> |
static void |
| 886 |
> |
getbox( /* get new bbox */ |
| 887 |
> |
XButtonPressedEvent *ebut |
| 888 |
> |
) |
| 889 |
|
{ |
| 890 |
|
XEvent e; |
| 891 |
|
|
| 892 |
|
XMaskEvent(thedisplay, ButtonReleaseMask|ButtonMotionMask, &e); |
| 893 |
|
while (e.type == MotionNotify) { |
| 894 |
< |
revbox(ebut->x, ebut->y, box.xmin = e.xmotion.x, box.ymin = e.xmotion.y); |
| 894 |
> |
revbox(ebut->x, ebut->y, bbox.xmin = e.xmotion.x, bbox.ymin = e.xmotion.y); |
| 895 |
|
XMaskEvent(thedisplay,ButtonReleaseMask|ButtonMotionMask,&e); |
| 896 |
< |
revbox(ebut->x, ebut->y, box.xmin, box.ymin); |
| 896 |
> |
revbox(ebut->x, ebut->y, bbox.xmin, bbox.ymin); |
| 897 |
|
} |
| 898 |
< |
box.xmin = e.xbutton.x<0 ? 0 : (e.xbutton.x>=width ? width-1 : e.xbutton.x); |
| 899 |
< |
box.ymin = e.xbutton.y<0 ? 0 : (e.xbutton.y>=height ? height-1 : e.xbutton.y); |
| 900 |
< |
if (box.xmin > ebut->x) { |
| 901 |
< |
box.xsiz = box.xmin - ebut->x + 1; |
| 902 |
< |
box.xmin = ebut->x; |
| 898 |
> |
bbox.xmin = e.xbutton.x<0 ? 0 : (e.xbutton.x>=width ? width-1 : e.xbutton.x); |
| 899 |
> |
bbox.ymin = e.xbutton.y<0 ? 0 : (e.xbutton.y>=height ? height-1 : e.xbutton.y); |
| 900 |
> |
if (bbox.xmin > ebut->x) { |
| 901 |
> |
bbox.xsiz = bbox.xmin - ebut->x + 1; |
| 902 |
> |
bbox.xmin = ebut->x; |
| 903 |
|
} else { |
| 904 |
< |
box.xsiz = ebut->x - box.xmin + 1; |
| 904 |
> |
bbox.xsiz = ebut->x - bbox.xmin + 1; |
| 905 |
|
} |
| 906 |
< |
if (box.ymin > ebut->y) { |
| 907 |
< |
box.ysiz = box.ymin - ebut->y + 1; |
| 908 |
< |
box.ymin = ebut->y; |
| 906 |
> |
if (bbox.ymin > ebut->y) { |
| 907 |
> |
bbox.ysiz = bbox.ymin - ebut->y + 1; |
| 908 |
> |
bbox.ymin = ebut->y; |
| 909 |
|
} else { |
| 910 |
< |
box.ysiz = ebut->y - box.ymin + 1; |
| 910 |
> |
bbox.ysiz = ebut->y - bbox.ymin + 1; |
| 911 |
|
} |
| 912 |
|
} |
| 913 |
|
|
| 914 |
|
|
| 915 |
< |
trackrays(ebut) /* trace rays as mouse moves */ |
| 916 |
< |
XButtonPressedEvent *ebut; |
| 915 |
> |
static void |
| 916 |
> |
trackrays( /* trace rays as mouse moves */ |
| 917 |
> |
XButtonPressedEvent *ebut |
| 918 |
> |
) |
| 919 |
|
{ |
| 920 |
|
XEvent e; |
| 921 |
|
unsigned long lastrept; |
| 933 |
|
} |
| 934 |
|
|
| 935 |
|
|
| 936 |
< |
revbox(x0, y0, x1, y1) /* draw box with reversed lines */ |
| 937 |
< |
int x0, y0, x1, y1; |
| 936 |
> |
static void |
| 937 |
> |
revbox( /* draw bbox with reversed lines */ |
| 938 |
> |
int x0, |
| 939 |
> |
int y0, |
| 940 |
> |
int x1, |
| 941 |
> |
int y1 |
| 942 |
> |
) |
| 943 |
|
{ |
| 944 |
|
revline(x0, y0, x1, y0); |
| 945 |
|
revline(x0, y1, x1, y1); |
| 948 |
|
} |
| 949 |
|
|
| 950 |
|
|
| 951 |
< |
avgbox(clr) /* average color over current box */ |
| 952 |
< |
COLOR clr; |
| 951 |
> |
static void |
| 952 |
> |
colavg( |
| 953 |
> |
register COLR *scn, |
| 954 |
> |
register int n, |
| 955 |
> |
void *cavg |
| 956 |
> |
) |
| 957 |
|
{ |
| 958 |
< |
static COLOR lc; |
| 959 |
< |
static int ll, lr, lt, lb; |
| 958 |
> |
COLOR col; |
| 959 |
> |
|
| 960 |
> |
while (n--) { |
| 961 |
> |
colr_color(col, *scn++); |
| 962 |
> |
addcolor((COLORV*)cavg, col); |
| 963 |
> |
} |
| 964 |
> |
} |
| 965 |
> |
|
| 966 |
> |
|
| 967 |
> |
static int |
| 968 |
> |
avgbox( /* average color over current bbox */ |
| 969 |
> |
COLOR cavg |
| 970 |
> |
) |
| 971 |
> |
{ |
| 972 |
> |
double d; |
| 973 |
> |
register int rval; |
| 974 |
> |
|
| 975 |
> |
setcolor(cavg, 0., 0., 0.); |
| 976 |
> |
rval = dobox(colavg, (void *)cavg); |
| 977 |
> |
if (rval > 0) { |
| 978 |
> |
d = 1./rval; |
| 979 |
> |
scalecolor(cavg, d); |
| 980 |
> |
} |
| 981 |
> |
return(rval); |
| 982 |
> |
} |
| 983 |
> |
|
| 984 |
> |
|
| 985 |
> |
static int |
| 986 |
> |
dobox( /* run function over bbox */ |
| 987 |
> |
//void (*f)(), /* function to call for each subscan */ |
| 988 |
> |
doboxf_t *f, /* function to call for each subscan */ |
| 989 |
> |
void *p /* pointer to private data */ |
| 990 |
> |
) |
| 991 |
> |
{ |
| 992 |
|
int left, right, top, bottom; |
| 993 |
|
int y; |
| 891 |
– |
double d; |
| 892 |
– |
COLOR ctmp; |
| 893 |
– |
register int x; |
| 994 |
|
|
| 995 |
< |
setcolor(clr, 0.0, 0.0, 0.0); |
| 996 |
< |
left = box.xmin - xoff; |
| 897 |
< |
right = left + box.xsiz; |
| 995 |
> |
left = bbox.xmin - xoff; |
| 996 |
> |
right = left + bbox.xsiz; |
| 997 |
|
if (left < 0) |
| 998 |
|
left = 0; |
| 999 |
|
if (right > xmax) |
| 1000 |
|
right = xmax; |
| 1001 |
|
if (left >= right) |
| 1002 |
< |
return(-1); |
| 1003 |
< |
top = box.ymin - yoff; |
| 1004 |
< |
bottom = top + box.ysiz; |
| 1002 |
> |
return(0); |
| 1003 |
> |
top = bbox.ymin - yoff; |
| 1004 |
> |
bottom = top + bbox.ysiz; |
| 1005 |
|
if (top < 0) |
| 1006 |
|
top = 0; |
| 1007 |
|
if (bottom > ymax) |
| 1008 |
|
bottom = ymax; |
| 1009 |
|
if (top >= bottom) |
| 911 |
– |
return(-1); |
| 912 |
– |
if (left == ll && right == lr && top == lt && bottom == lb) { |
| 913 |
– |
copycolor(clr, lc); |
| 1010 |
|
return(0); |
| 915 |
– |
} |
| 1011 |
|
for (y = top; y < bottom; y++) { |
| 1012 |
|
if (getscan(y) == -1) |
| 1013 |
|
return(-1); |
| 1014 |
< |
for (x = left; x < right; x++) { |
| 920 |
< |
colr_color(ctmp, scanline[x]); |
| 921 |
< |
addcolor(clr, ctmp); |
| 922 |
< |
} |
| 1014 |
> |
(*f)(scanline+left, right-left, p); |
| 1015 |
|
} |
| 1016 |
< |
d = 1.0/((right-left)*(bottom-top)); |
| 925 |
< |
scalecolor(clr, d); |
| 926 |
< |
ll = left; lr = right; lt = top; lb = bottom; |
| 927 |
< |
copycolor(lc, clr); |
| 928 |
< |
return(0); |
| 1016 |
> |
return((right-left)*(bottom-top)); |
| 1017 |
|
} |
| 1018 |
|
|
| 1019 |
|
|
| 1020 |
< |
make_tonemap() /* initialize tone mapping */ |
| 1020 |
> |
static void |
| 1021 |
> |
addfix( /* add fixation points to histogram */ |
| 1022 |
> |
COLR *scn, |
| 1023 |
> |
int n, |
| 1024 |
> |
void *p |
| 1025 |
> |
) |
| 1026 |
|
{ |
| 1027 |
< |
int y; |
| 1027 |
> |
TMstruct * tms = (TMstruct *)p; |
| 1028 |
> |
|
| 1029 |
> |
if (tmCvColrs(tms, lscan, TM_NOCHROM, scn, n)) |
| 1030 |
> |
goto tmerr; |
| 1031 |
> |
if (tmAddHisto(tms, lscan, n, FIXWEIGHT)) |
| 1032 |
> |
goto tmerr; |
| 1033 |
> |
return; |
| 1034 |
> |
tmerr: |
| 1035 |
> |
quiterr("tone mapping error"); |
| 1036 |
> |
} |
| 1037 |
|
|
| 1038 |
< |
if (tmflags != -1 && fname == NULL) { |
| 1038 |
> |
|
| 1039 |
> |
static void |
| 1040 |
> |
make_tonemap(void) /* initialize tone mapping */ |
| 1041 |
> |
{ |
| 1042 |
> |
int flags, y; |
| 1043 |
> |
|
| 1044 |
> |
if (tmflags != TM_F_LINEAR && fname == NULL) { |
| 1045 |
|
fprintf(stderr, "%s: cannot adjust tone of standard input\n", |
| 1046 |
|
progname); |
| 1047 |
< |
tmflags = -1; |
| 1047 |
> |
tmflags = TM_F_LINEAR; |
| 1048 |
|
} |
| 1049 |
< |
if (tmflags == -1) { |
| 1049 |
> |
if (tmflags == TM_F_LINEAR) { /* linear with clamping */ |
| 1050 |
|
setcolrcor(pow, 1.0/gamcor); |
| 1051 |
|
return; |
| 1052 |
|
} |
| 1053 |
< |
if (greyscale) |
| 1054 |
< |
tmflags |= TM_F_BW; |
| 1055 |
< |
/* initialize tm library */ |
| 1056 |
< |
if (tmInit(tmflags, stdprims, gamcor) == NULL) |
| 1057 |
< |
goto memerr; |
| 1058 |
< |
if (tmSetSpace(stdprims, WHTEFFICACY/exposure)) |
| 1059 |
< |
goto tmerr; |
| 952 |
< |
/* allocate encoding buffers */ |
| 953 |
< |
if ((lscan = (TMbright *)malloc(xmax*sizeof(TMbright))) == NULL) |
| 954 |
< |
goto memerr; |
| 955 |
< |
if (tmflags & TM_F_BW) { |
| 956 |
< |
cscan = TM_NOCHROM; |
| 957 |
< |
if ((pscan = (BYTE *)malloc(sizeof(BYTE)*xmax)) == NULL) |
| 1053 |
> |
flags = tmflags; /* histogram adjustment */ |
| 1054 |
> |
if (greyscale) flags |= TM_F_BW; |
| 1055 |
> |
if (tmGlobal != NULL) { /* reuse old histogram if one */ |
| 1056 |
> |
tmDone(tmCurrent); tmCurrent = NULL; |
| 1057 |
> |
tmGlobal->flags = flags; |
| 1058 |
> |
} else { /* else initialize */ |
| 1059 |
> |
if ((lscan = (TMbright *)malloc(xmax*sizeof(TMbright))) == NULL) |
| 1060 |
|
goto memerr; |
| 1061 |
< |
} else if ((pscan=cscan = (BYTE *)malloc(3*sizeof(BYTE)*xmax)) == NULL) |
| 1062 |
< |
goto memerr; |
| 1063 |
< |
/* compute picture histogram */ |
| 1064 |
< |
for (y = 0; y < ymax; y++) { |
| 1065 |
< |
getscan(y); |
| 1066 |
< |
if (tmCvColrs(lscan, TM_NOCHROM, scanline, xmax)) |
| 1061 |
> |
if (greyscale) { |
| 1062 |
> |
cscan = TM_NOCHROM; |
| 1063 |
> |
if ((pscan = (uby8 *)malloc(sizeof(uby8)*xmax)) == NULL) |
| 1064 |
> |
goto memerr; |
| 1065 |
> |
} else if ((pscan=cscan = (uby8 *)malloc(3*sizeof(uby8)*xmax)) |
| 1066 |
> |
== NULL) |
| 1067 |
> |
goto memerr; |
| 1068 |
> |
/* initialize tm library */ |
| 1069 |
> |
tmGlobal = tmInit(flags, stdprims, gamcor); |
| 1070 |
> |
if (tmGlobal == NULL) |
| 1071 |
> |
goto memerr; |
| 1072 |
> |
if (tmSetSpace(tmGlobal, stdprims, WHTEFFICACY/exposure, NULL)) |
| 1073 |
|
goto tmerr; |
| 1074 |
< |
if (tmAddHisto(lscan, xmax, 1)) |
| 1075 |
< |
goto tmerr; |
| 1074 |
> |
/* compute picture histogram */ |
| 1075 |
> |
for (y = 0; y < ymax; y++) { |
| 1076 |
> |
getscan(y); |
| 1077 |
> |
if (tmCvColrs(tmGlobal, lscan, TM_NOCHROM, |
| 1078 |
> |
scanline, xmax)) |
| 1079 |
> |
goto tmerr; |
| 1080 |
> |
if (tmAddHisto(tmGlobal, lscan, xmax, 1)) |
| 1081 |
> |
goto tmerr; |
| 1082 |
> |
} |
| 1083 |
|
} |
| 1084 |
< |
/* compute tone mapping */ |
| 1085 |
< |
if (tmComputeMapping(gamcor, 0., 0.)) |
| 1084 |
> |
tmCurrent = tmDup(tmGlobal); /* add fixations to duplicate map */ |
| 1085 |
> |
dobox(addfix, (void *)tmCurrent); |
| 1086 |
> |
/* (re)compute tone mapping */ |
| 1087 |
> |
if (tmComputeMapping(tmCurrent, gamcor, 0., 0.)) |
| 1088 |
|
goto tmerr; |
| 972 |
– |
free((char *)lscan); |
| 1089 |
|
return; |
| 1090 |
|
memerr: |
| 1091 |
|
quiterr("out of memory in make_tonemap"); |
| 1094 |
|
} |
| 1095 |
|
|
| 1096 |
|
|
| 1097 |
< |
tmap_colrs(scn, len) /* apply tone mapping to scanline */ |
| 1098 |
< |
register COLR *scn; |
| 1099 |
< |
int len; |
| 1097 |
> |
static void |
| 1098 |
> |
tmap_colrs( /* apply tone mapping to scanline */ |
| 1099 |
> |
register COLR *scn, |
| 1100 |
> |
int len |
| 1101 |
> |
) |
| 1102 |
|
{ |
| 1103 |
< |
register BYTE *ps; |
| 1103 |
> |
register uby8 *ps; |
| 1104 |
|
|
| 1105 |
< |
if (tmflags == -1) { |
| 1105 |
> |
if (tmflags == TM_F_LINEAR) { |
| 1106 |
|
if (scale) |
| 1107 |
|
shiftcolrs(scn, len, scale); |
| 1108 |
|
colrs_gambs(scn, len); |
| 1110 |
|
} |
| 1111 |
|
if (len > xmax) |
| 1112 |
|
quiterr("code error 1 in tmap_colrs"); |
| 1113 |
< |
if (tmCvColrs(lscan, cscan, scn, len)) |
| 1113 |
> |
if (tmCvColrs(tmCurrent, lscan, cscan, scn, len)) |
| 1114 |
|
goto tmerr; |
| 1115 |
< |
if (tmMapPixels(pscan, lscan, cscan, len)) |
| 1115 |
> |
if (tmMapPixels(tmCurrent, pscan, lscan, cscan, len)) |
| 1116 |
|
goto tmerr; |
| 1117 |
|
ps = pscan; |
| 1118 |
< |
if (tmflags & TM_F_BW) |
| 1118 |
> |
if (greyscale) |
| 1119 |
|
while (len--) { |
| 1120 |
|
scn[0][RED] = scn[0][GRN] = scn[0][BLU] = *ps++; |
| 1121 |
|
scn[0][EXP] = COLXS; |
| 1135 |
|
} |
| 1136 |
|
|
| 1137 |
|
|
| 1138 |
< |
done_tonemap() /* clean up after tone mapping is done */ |
| 1138 |
> |
static void |
| 1139 |
> |
getmono(void) /* get monochrome data */ |
| 1140 |
|
{ |
| 1022 |
– |
if (tmflags == -1 || tmTop == NULL) |
| 1023 |
– |
return; |
| 1024 |
– |
tmDone(tmTop); /* clear old mapping */ |
| 1025 |
– |
free((char *)lscan); /* free memory */ |
| 1026 |
– |
free((char *)pscan); |
| 1027 |
– |
} |
| 1028 |
– |
|
| 1029 |
– |
|
| 1030 |
– |
getmono() /* get monochrome data */ |
| 1031 |
– |
{ |
| 1141 |
|
register unsigned char *dp; |
| 1142 |
|
register int x, err; |
| 1143 |
|
int y, errp; |
| 1164 |
|
cerr[x] = err + errp; |
| 1165 |
|
} |
| 1166 |
|
} |
| 1167 |
< |
free((char *)cerr); |
| 1167 |
> |
free((void *)cerr); |
| 1168 |
|
} |
| 1169 |
|
|
| 1170 |
|
|
| 1171 |
< |
add2icon(y, scan) /* add a scanline to our icon data */ |
| 1172 |
< |
int y; |
| 1173 |
< |
COLR *scan; |
| 1171 |
> |
static void |
| 1172 |
> |
add2icon( /* add a scanline to our icon data */ |
| 1173 |
> |
int y, |
| 1174 |
> |
COLR *scan |
| 1175 |
> |
) |
| 1176 |
|
{ |
| 1177 |
|
static short cerr[ICONSIZ]; |
| 1178 |
|
static int ynext; |
| 1209 |
|
errp = err; |
| 1210 |
|
ti = x*xmax/iconwidth; |
| 1211 |
|
copycolr(clr, scan[ti]); |
| 1212 |
< |
normcolrs(clr, 1, scale); |
| 1212 |
> |
normcolrs(&clr, 1, scale); |
| 1213 |
|
err += normbright(clr) + cerr[x]; |
| 1214 |
|
if (err > 127) |
| 1215 |
|
err -= 255; |
| 1222 |
|
} |
| 1223 |
|
|
| 1224 |
|
|
| 1225 |
< |
getfull() /* get full (24-bit) data */ |
| 1225 |
> |
static void |
| 1226 |
> |
getfull(void) /* get full (24-bit) data */ |
| 1227 |
|
{ |
| 1228 |
|
int y; |
| 1229 |
< |
register unsigned int4 *dp; |
| 1229 |
> |
register uint32 *dp; |
| 1230 |
> |
register uint16 *dph; |
| 1231 |
|
register int x; |
| 1232 |
|
/* initialize tone mapping */ |
| 1233 |
|
make_tonemap(); |
| 1234 |
|
/* read and convert file */ |
| 1235 |
< |
dp = (unsigned int4 *)ourdata; |
| 1235 |
> |
dp = (uint32 *)ourdata; |
| 1236 |
> |
dph = (uint16 *)ourdata; |
| 1237 |
|
for (y = 0; y < ymax; y++) { |
| 1238 |
|
getscan(y); |
| 1239 |
|
add2icon(y, scanline); |
| 1240 |
|
tmap_colrs(scanline, xmax); |
| 1241 |
< |
if (ourras->image->blue_mask & 1) |
| 1241 |
> |
switch (ourras->image->blue_mask) { |
| 1242 |
> |
case 0xff: /* 24-bit RGB */ |
| 1243 |
|
for (x = 0; x < xmax; x++) |
| 1244 |
< |
*dp++ = (unsigned int4)scanline[x][RED] << 16 | |
| 1245 |
< |
(unsigned int4)scanline[x][GRN] << 8 | |
| 1246 |
< |
(unsigned int4)scanline[x][BLU] ; |
| 1247 |
< |
else |
| 1244 |
> |
*dp++ = (uint32)scanline[x][RED] << 16 | |
| 1245 |
> |
(uint32)scanline[x][GRN] << 8 | |
| 1246 |
> |
(uint32)scanline[x][BLU] ; |
| 1247 |
> |
break; |
| 1248 |
> |
case 0xff0000: /* 24-bit BGR */ |
| 1249 |
|
for (x = 0; x < xmax; x++) |
| 1250 |
< |
*dp++ = (unsigned int4)scanline[x][RED] | |
| 1251 |
< |
(unsigned int4)scanline[x][GRN] << 8 | |
| 1252 |
< |
(unsigned int4)scanline[x][BLU] << 16 ; |
| 1250 |
> |
*dp++ = (uint32)scanline[x][RED] | |
| 1251 |
> |
(uint32)scanline[x][GRN] << 8 | |
| 1252 |
> |
(uint32)scanline[x][BLU] << 16 ; |
| 1253 |
> |
break; |
| 1254 |
> |
#if 0 |
| 1255 |
> |
case 0x1f: /* 15-bit RGB */ |
| 1256 |
> |
for (x = 0; x < xmax; x++) |
| 1257 |
> |
*dph++ = (scanline[x][RED] << 7 & 0x7c00) | |
| 1258 |
> |
(scanline[x][GRN] << 2 & 0x3e0) | |
| 1259 |
> |
(unsigned)scanline[x][BLU] >> 3 ; |
| 1260 |
> |
break; |
| 1261 |
> |
case 0x7c00: /* 15-bit BGR */ |
| 1262 |
> |
for (x = 0; x < xmax; x++) |
| 1263 |
> |
*dph++ = (unsigned)scanline[x][RED] >> 3 | |
| 1264 |
> |
(scanline[x][GRN] << 2 & 0x3e0) | |
| 1265 |
> |
(scanline[x][BLU] << 7 & 0x7c00) ; |
| 1266 |
> |
break; |
| 1267 |
> |
#endif |
| 1268 |
> |
default: /* unknown */ |
| 1269 |
> |
if (ourvis.depth > 16) |
| 1270 |
> |
for (x = 0; x < xmax; x++) { |
| 1271 |
> |
*dp = ourras->image->red_mask & |
| 1272 |
> |
ourras->image->red_mask*scanline[x][RED]/255; |
| 1273 |
> |
*dp |= ourras->image->green_mask & |
| 1274 |
> |
ourras->image->green_mask*scanline[x][GRN]/255; |
| 1275 |
> |
*dp++ |= ourras->image->blue_mask & |
| 1276 |
> |
ourras->image->blue_mask*scanline[x][BLU]/255; |
| 1277 |
> |
} |
| 1278 |
> |
else |
| 1279 |
> |
for (x = 0; x < xmax; x++) { |
| 1280 |
> |
*dph = ourras->image->red_mask & |
| 1281 |
> |
ourras->image->red_mask*scanline[x][RED]/255; |
| 1282 |
> |
*dph |= ourras->image->green_mask & |
| 1283 |
> |
ourras->image->green_mask*scanline[x][GRN]/255; |
| 1284 |
> |
*dph++ |= ourras->image->blue_mask & |
| 1285 |
> |
ourras->image->blue_mask*scanline[x][BLU]/255; |
| 1286 |
> |
} |
| 1287 |
> |
break; |
| 1288 |
> |
} |
| 1289 |
|
} |
| 1138 |
– |
done_tonemap(); |
| 1290 |
|
} |
| 1291 |
|
|
| 1292 |
|
|
| 1293 |
< |
getgrey() /* get greyscale data */ |
| 1293 |
> |
static void |
| 1294 |
> |
getgrey(void) /* get greyscale data */ |
| 1295 |
|
{ |
| 1296 |
|
int y; |
| 1297 |
|
register unsigned char *dp; |
| 1306 |
|
tmap_colrs(scanline, xmax); |
| 1307 |
|
if (maxcolors < 256) |
| 1308 |
|
for (x = 0; x < xmax; x++) |
| 1309 |
< |
*dp++ = ((int4)scanline[x][GRN] * |
| 1309 |
> |
*dp++ = ((int32)scanline[x][GRN] * |
| 1310 |
|
maxcolors + maxcolors/2) >> 8; |
| 1311 |
|
else |
| 1312 |
|
for (x = 0; x < xmax; x++) |
| 1314 |
|
} |
| 1315 |
|
for (x = 0; x < maxcolors; x++) |
| 1316 |
|
clrtab[x][RED] = clrtab[x][GRN] = |
| 1317 |
< |
clrtab[x][BLU] = ((int4)x*256 + 128)/maxcolors; |
| 1166 |
< |
done_tonemap(); |
| 1317 |
> |
clrtab[x][BLU] = ((int32)x*256 + 128)/maxcolors; |
| 1318 |
|
} |
| 1319 |
|
|
| 1320 |
|
|
| 1321 |
< |
getmapped() /* get color-mapped data */ |
| 1321 |
> |
static void |
| 1322 |
> |
getmapped(void) /* get color-mapped data */ |
| 1323 |
|
{ |
| 1324 |
|
int y; |
| 1325 |
|
/* make sure we can do it first */ |
| 1328 |
|
/* initialize tone mapping */ |
| 1329 |
|
make_tonemap(); |
| 1330 |
|
/* make histogram */ |
| 1331 |
< |
if (new_histo((int4)xmax*ymax) == -1) |
| 1331 |
> |
if (new_histo((int32)xmax*ymax) == -1) |
| 1332 |
|
quiterr("cannot initialize histogram"); |
| 1333 |
|
for (y = 0; y < ymax; y++) { |
| 1334 |
|
if (getscan(y) < 0) |
| 1348 |
|
else |
| 1349 |
|
map_colrs(ourdata+y*xmax, scanline, xmax); |
| 1350 |
|
} |
| 1199 |
– |
done_tonemap(); |
| 1351 |
|
} |
| 1352 |
|
|
| 1353 |
|
|
| 1354 |
< |
scale_rcolors(xr, sf) /* scale color map */ |
| 1355 |
< |
register XRASTER *xr; |
| 1356 |
< |
double sf; |
| 1354 |
> |
static void |
| 1355 |
> |
scale_rcolors( /* scale color map */ |
| 1356 |
> |
register XRASTER *xr, |
| 1357 |
> |
double sf |
| 1358 |
> |
) |
| 1359 |
|
{ |
| 1360 |
|
register int i; |
| 1361 |
|
long maxv; |
| 1381 |
|
} |
| 1382 |
|
|
| 1383 |
|
|
| 1384 |
< |
getscan(y) |
| 1385 |
< |
int y; |
| 1384 |
> |
static int |
| 1385 |
> |
getscan( |
| 1386 |
> |
int y |
| 1387 |
> |
) |
| 1388 |
|
{ |
| 1389 |
|
static int trunced = -1; /* truncated file? */ |
| 1390 |
|
skipit: |
| 1391 |
|
if (trunced >= 0 && y >= trunced) { |
| 1392 |
< |
bzero(scanline, xmax*sizeof(COLR)); |
| 1392 |
> |
memset(scanline, '\0', xmax*sizeof(COLR)); |
| 1393 |
|
return(-1); |
| 1394 |
|
} |
| 1395 |
|
if (y != cury) { |