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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 "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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if (fixfrac > FTINY) what2do |= DO_FIXHIST; |
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else what2do &= ~DO_FIXHIST; |
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break; |
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case 'I': |
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bool(DO_PREHIST); |
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break; |
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case 'l': |
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bool(DO_LINEAR); |
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break; |
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default: |
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goto userr; |
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} |
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if ((what2do & (DO_FIXHIST|DO_PREHIST)) == (DO_FIXHIST|DO_PREHIST)) { |
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fprintf(stderr, "%s: only one of -i or -I option\n", progname); |
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exit(1); |
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} |
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if ((mbcalfile != NULL) + (cwarpfile != NULL) + |
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(outprims != stdprims) > 1) { |
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fprintf(stderr, |
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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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fputprims(outprims, stdout); |
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getfovimg(); /* get foveal sample image */ |
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if (what2do&DO_FIXHIST) /* get fixation history? */ |
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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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if (what2do&DO_PREHIST) /* get histogram? */ |
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gethisto(stdin); |
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else if (what2do&DO_FIXHIST) /* get fixation history? */ |
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getfixations(stdin); |
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mapimage(); /* map the picture */ |
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if (mapfp != NULL) /* write out basic mapping */ |
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putmapping(mapfp); |
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exit(0); |
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userr: |
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fprintf(stderr, "Usage: %s [-{h|a|v|s|c|l|w}[+-]][-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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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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#undef bool |
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if (!strcmp(fmt,COLRFMT)) lumf = rgblum; |
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else if (!strcmp(fmt,CIEFMT)) lumf = cielum; |
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else lumf = NULL; |
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return; /* don't echo */ |
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return(0); /* don't echo */ |
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} |
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if (isprims(s)) { /* get input primaries */ |
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primsval(inprimS, s); |
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inprims= inprimS; |
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return; /* don't echo */ |
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return(0); /* don't echo */ |
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} |
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if (isexpos(s)) { /* picture exposure */ |
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inpexp *= exposval(s); |
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return; /* don't echo */ |
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return(0); /* don't echo */ |
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} |
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if (isaspect(s)) /* pixel aspect ratio */ |
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pixaspect *= aspectval(s); |
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if (isview(s)) /* image view */ |
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gotview += sscanview(&ourview, s); |
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fputs(s, stdout); |
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return(fputs(s, stdout)); |
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} |
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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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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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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; |
