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/* Copyright (c) 1997 Regents of the University of California */ |
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#ifndef lint |
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static char SCCSid[] = "$SunId$ LBL"; |
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static const char RCSid[] = "$Id$"; |
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#endif |
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/* |
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* Condition Radiance picture for display/output |
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* Added white-balance adjustment 10/01 (GW). |
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*/ |
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#include "platform.h" |
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#include "paths.h" |
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#include "rtprocess.h" |
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#include "pcond.h" |
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RESOLU inpres; /* input picture resolution */ |
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COLOR *fovimg; /* foveal (1 degree) averaged image */ |
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short fvxr, fvyr; /* foveal image resolution */ |
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int fvxr, fvyr; /* foveal image resolution */ |
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float *crfimg; /* contrast reduction factors */ |
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short (*fixlst)[2]; /* fixation history list */ |
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int nfixations; /* number of fixation points */ |
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float bwhist[HISTRES]; /* luminance histogram */ |
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double bwhist[HISTRES]; /* luminance histogram */ |
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double histot; /* total count of histogram */ |
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double bwmin, bwmax; /* histogram limits */ |
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double bwavg; /* mean brightness */ |
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double scalef = 0.; /* linear scaling factor */ |
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static gethfunc headline; |
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static void getahead(void); |
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static void mapimage(void); |
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static void getfovimg(void); |
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static void check2do(void); |
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main(argc, argv) |
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int argc; |
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char *argv[]; |
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int |
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main( |
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int argc, |
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char *argv[] |
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) |
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{ |
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static RGBPRIMS outprimS; |
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int i; |
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case 'e': |
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if (i+1 >= argc) goto userr; |
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scalef = atof(argv[++i]); |
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if (argv[i][0] == '+' | argv[i][0] == '-') |
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if ((argv[i][0] == '+') | (argv[i][0] == '-')) |
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scalef = pow(2.0, scalef); |
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what2do |= DO_LINEAR; |
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break; |
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progname); |
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exit(1); |
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} |
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if (outprims == stdprims & inprims != stdprims) |
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if ((outprims == stdprims) & (inprims != stdprims)) |
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outprims = inprims; |
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Bldmin = Bl(ldmax/lddyn); |
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Bldmax = Bl(ldmax); |
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/* open output file */ |
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if (i+2 == argc && freopen(argv[i+1], "w", stdout) == NULL) |
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syserror(argv[i+1]); |
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#ifdef MSDOS |
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setmode(fileno(infp), O_BINARY); |
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setmode(fileno(stdout), O_BINARY); |
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#endif |
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SET_FILE_BINARY(infp); |
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SET_FILE_BINARY(stdout); |
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getahead(); /* load input header */ |
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printargs(argc, argv, stdout); /* add to output header */ |
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if (mbcalfile == NULL & outprims != stdprims) |
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if ((mbcalfile == NULL) & (outprims != stdprims)) |
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fputprims(outprims, stdout); |
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if ((what2do & (DO_PREHIST|DO_VEIL|DO_ACUITY)) != DO_PREHIST) |
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getfovimg(); /* get foveal sample image? */ |
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fprintf(stderr, "Usage: %s [-{h|a|v|s|c|l|w}[+-]][-I|-i ffrac][-e ev][-p xr yr xg yg xb yb xw yw|-f mbf.cal|-m rgb.cwp][-u Ldmax][-d Lddyn][-x mapfile] inpic [outpic]\n", |
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progname); |
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exit(1); |
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return 1; /* pro forma return */ |
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#undef bool |
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} |
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syserror(s) /* report system error and exit */ |
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char *s; |
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extern void |
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syserror( /* report system error and exit */ |
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char *s |
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) |
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{ |
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fprintf(stderr, "%s: ", progname); |
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perror(s); |
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} |
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headline(s) /* process header line */ |
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char *s; |
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static int |
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headline( /* process header line */ |
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char *s, |
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void *p |
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) |
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{ |
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static RGBPRIMS inprimS; |
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char fmt[32]; |
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} |
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getahead() /* load picture header */ |
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static void |
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getahead(void) /* load picture header */ |
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{ |
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char *err; |
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exit(1); |
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} |
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if (lumf == rgblum) |
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comprgb2xyzmat(inrgb2xyz, inprims); |
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comprgb2xyzWBmat(inrgb2xyz, inprims); |
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else if (mbcalfile != NULL) { |
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fprintf(stderr, "%s: macbethcal only works with RGB pictures\n", |
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progname); |
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exit(1); |
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} |
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if (!gotview || ourview.type == VT_PAR) { |
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copystruct(&ourview, &stdview); |
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if (!gotview || ourview.type == VT_PAR || |
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(ourview.horiz <= 5.) | (ourview.vert <= 5.)) { |
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ourview = stdview; |
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ourview.type = VT_PER; |
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if (pixaspect*inpres.yr < inpres.xr) { |
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ourview.horiz = 40.0; |
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} |
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mapimage() /* map picture and send to stdout */ |
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static void |
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mapimage(void) /* map picture and send to stdout */ |
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{ |
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COLOR *scan; |
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comphist(); /* generate adaptation histogram */ |
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check2do(); /* modify what2do flags */ |
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if (what2do&DO_VEIL) |
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compveil(); |
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if (!(what2do&DO_LINEAR) && mkbrmap() < 0) /* make tone map */ |
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what2do |= DO_LINEAR; /* failed! -- use linear scaling */ |
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compveil(); /* compute veil image */ |
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if (!(what2do&DO_LINEAR)) |
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if (mkbrmap() < 0) /* make tone map */ |
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what2do |= DO_LINEAR; /* failed! -- use linear */ |
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#if ADJ_VEIL |
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else if (what2do&DO_VEIL) |
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adjveil(); /* else adjust veil image */ |
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#endif |
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if (what2do&DO_LINEAR) { |
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if (scalef <= FTINY) { |
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if (what2do&DO_HSENS) |
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} |
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getfovimg() /* load foveal sampled image */ |
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static void |
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getfovimg(void) /* load foveal sampled image */ |
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{ |
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extern FILE *popen(); |
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char combuf[128]; |
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char combuf[PATH_MAX]; |
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FILE *fp; |
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int x, y; |
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/* compute image size */ |
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if (fvxr < 2) fvxr = 2; |
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fvyr = sqrt(ourview.vn2)/FOVDIA + 0.5; |
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if (fvyr < 2) fvyr = 2; |
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if (!(inpres.or & YMAJOR)) { /* picture is rotated? */ |
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if (!(inpres.rt & YMAJOR)) { /* picture is rotated? */ |
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y = fvyr; |
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fvyr = fvxr; |
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fvxr = y; |
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} |
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if ((fovimg = (COLOR *)malloc(fvxr*fvyr*sizeof(COLOR))) == NULL) |
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syserror("malloc"); |
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sprintf(combuf, "pfilt -1 -b -pa 0 -x %d -y %d %s", fvxr, fvyr, infn); |
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sprintf(combuf, "pfilt -1 -b -pa 0 -x %d -y %d \"%s\"", fvxr, fvyr, infn); |
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if ((fp = popen(combuf, "r")) == NULL) |
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syserror("popen"); |
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getheader(fp, NULL, NULL); /* skip header */ |
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if (fgetresolu(&x, &y, fp) < 0 || x != fvxr | y != fvyr) |
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if (fgetresolu(&x, &y, fp) < 0 || (x != fvxr) | (y != fvyr)) |
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goto readerr; |
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for (y = 0; y < fvyr; y++) |
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if (freadscan(fovscan(y), fvxr, fp) < 0) |
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} |
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check2do() /* check histogram to see what isn't worth doing */ |
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static void |
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check2do(void) /* check histogram to see what isn't worth doing */ |
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{ |
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double sum; |
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double b, l; |
