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/* Copyright (c) 1992 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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/* |
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* pfilt.c - program to post-process picture file. |
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* |
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* 6/23/93 Added additional buffers for value spreading |
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*/ |
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#include "standard.h" |
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#include "copyright.h" |
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#include <signal.h> |
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#include "platform.h" |
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#include "standard.h" |
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#include "rtio.h" |
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#include "color.h" |
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|
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#include "resolu.h" |
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< |
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> |
#include "view.h" |
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#include "paths.h" |
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#include "pfilt.h" |
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|
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extern float *matchlamp(); |
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|
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#define FEQ(a,b) ((a) >= .98*(b) && (a) <= 1.02*(b)) |
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|
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double CHECKRAD = 1.5; /* radius to check for filtering */ |
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double CHECKRAD = 2.0; /* radius to check for filtering */ |
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|
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#define THRESHRAD 5.0 /* maximum sample spread in output */ |
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|
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|
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int wrongformat = 0; |
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|
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VIEW ourview = STDVIEW; |
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int gotview = 0; |
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int wrapfilt = 0; /* wrap filter horizontally? */ |
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|
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int estatus = 0; /* exit status (for non-fatal errors) */ |
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|
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int xrad; /* x search radius */ |
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int yrad; /* y search radius */ |
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int xbrad; /* x box size */ |
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char *progname; |
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static gethfunc headline; |
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static brightfunc_t rgb_bright; |
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static brightfunc_t xyz_bright; |
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static void copyfile(FILE *in, FILE *out); |
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static void pass1(FILE *in); |
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static void pass2(FILE *in); |
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static void scan2init(void); |
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static void scan2sync(int r); |
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static void scan2flush(void); |
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|
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< |
main(argc, argv) |
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< |
int argc; |
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char **argv; |
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|
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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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extern long ftell(); |
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extern int quit(), headline(); |
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FILE *fin; |
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float *lampcolor; |
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char *lamptype = NULL; |
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long fpos; |
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double outaspect = 0.0; |
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double d; |
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int i; |
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#ifdef MSDOS |
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extern int _fmode; |
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_fmode = O_BINARY; |
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setmode(fileno(stdin), O_BINARY); |
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setmode(fileno(stdout), O_BINARY); |
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< |
#endif |
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int i, j; |
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> |
SET_DEFAULT_BINARY(); |
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> |
SET_FILE_BINARY(stdin); |
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> |
SET_FILE_BINARY(stdout); |
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if (signal(SIGINT, quit) == SIG_IGN) |
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signal(SIGINT, SIG_IGN); |
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#ifdef SIGHUP |
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if (signal(SIGHUP, quit) == SIG_IGN) |
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signal(SIGHUP, SIG_IGN); |
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#endif |
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signal(SIGTERM, quit); |
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#ifdef SIGPIPE |
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signal(SIGPIPE, quit); |
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#endif |
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#ifdef SIGXCPU |
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signal(SIGXCPU, quit); |
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signal(SIGXFSZ, quit); |
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fprintf(stderr, |
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"%s: exposure out of range\n", |
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argv[0]); |
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exit(1); |
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> |
quit(1); |
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} |
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switch (argv[i][2]) { |
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case '\0': |
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case 'm': |
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thresh = atof(argv[++i]); |
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if (rad <= FTINY) |
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rad = 1.0; |
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> |
rad = 0.6; |
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break; |
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case 'b': |
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rad = thresh = 0.0; |
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fprintf(stderr, "%s: unknown lamp type\n", lamptype); |
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quit(1); |
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} |
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for (i = 0; i < 3; i++) |
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if (lampcolor[i] > 1e-4) |
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colval(exposure,i) /= lampcolor[i]; |
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for (j = 0; j < 3; j++) |
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> |
if (lampcolor[j] > 1e-4) |
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> |
colval(exposure,j) /= lampcolor[j]; |
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freelamps(); |
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} |
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/* open input file */ |
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} |
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if (!(order & YMAJOR)) |
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inpaspect = 1.0/inpaspect; |
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/* wrap around for cylindrical view? */ |
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wrapfilt = gotview && ourview.type == VT_CYL && |
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ourview.horiz >= 360.-FTINY && order & YMAJOR; |
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/* compute output resolution */ |
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if (ncols <= 0) |
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ncols = x_c*xres + .5; |
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} |
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pass2(fin); |
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|
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< |
quit(0); |
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> |
quit(estatus); |
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> |
return estatus; /* pro forma return */ |
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} |
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|
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< |
headline(s) /* process line from header */ |
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< |
char *s; |
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> |
static double |
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> |
rgb_bright( |
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> |
COLOR clr |
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> |
) |
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{ |
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< |
char fmt[32]; |
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> |
return(bright(clr)); |
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} |
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|
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|
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static double |
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xyz_bright( |
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COLOR clr |
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) |
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{ |
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return(clr[CIEY]); |
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} |
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|
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|
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brightfunc_t *ourbright = rgb_bright; |
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|
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static int |
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headline( /* process line from header */ |
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char *s, |
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void *p |
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) |
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{ |
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char fmt[MAXFMTLEN]; |
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|
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fputs(s, stdout); /* copy to output */ |
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if (isaspect(s)) /* get aspect ratio */ |
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inpaspect *= aspectval(s); |
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< |
else if (isexpos(s)) |
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> |
else if (isexpos(s)) /* get exposure */ |
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hotlvl *= exposval(s); |
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< |
else if (isformat(s)) { |
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< |
formatval(fmt, s); |
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< |
wrongformat = strcmp(fmt, COLRFMT); |
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< |
} |
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> |
else if (formatval(fmt, s)) { /* get format */ |
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> |
wrongformat = 0; |
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> |
if (!strcmp(COLRFMT, fmt)) |
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> |
ourbright = rgb_bright; |
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> |
else if (!strcmp(CIEFMT, fmt)) |
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> |
ourbright = xyz_bright; |
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> |
else |
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> |
wrongformat = !globmatch(PICFMT, fmt); |
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> |
} else if (isview(s) && sscanview(&ourview, s) > 0) |
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> |
gotview++; |
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> |
return(0); |
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} |
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|
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|
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< |
copyfile(in, out) /* copy a file */ |
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< |
register FILE *in, *out; |
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> |
static void |
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> |
copyfile( /* copy a file */ |
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> |
FILE *in, |
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> |
FILE *out |
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> |
) |
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{ |
| 377 |
< |
register int c; |
| 377 |
> |
int c; |
| 378 |
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|
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while ((c = getc(in)) != EOF) |
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putc(c, out); |
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} |
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|
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|
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< |
pass1(in) /* first pass of picture file */ |
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< |
FILE *in; |
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> |
static void |
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> |
pass1( /* first pass of picture file */ |
| 391 |
> |
FILE *in |
| 392 |
> |
) |
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{ |
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int i; |
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COLOR *scan; |
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progname, (int)(100L*i/yres)); |
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yres = i; |
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y_r = (double)nrows/yres; |
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+ |
estatus++; |
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break; |
| 417 |
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} |
| 418 |
|
pass1scan(scan, i); |
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} |
| 420 |
< |
free((char *)scan); |
| 420 |
> |
free((void *)scan); |
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} |
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|
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|
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< |
pass2(in) /* last pass on file, write to stdout */ |
| 425 |
< |
FILE *in; |
| 424 |
> |
static void |
| 425 |
> |
pass2( /* last pass on file, write to stdout */ |
| 426 |
> |
FILE *in |
| 427 |
> |
) |
| 428 |
|
{ |
| 429 |
|
int yread; |
| 430 |
|
int ycent, xcent; |
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scan2init(); |
| 435 |
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yread = 0; |
| 436 |
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for (r = 0; r < nrows; r++) { |
| 437 |
< |
ycent = (long)r*yres/nrows; |
| 437 |
> |
ycent = (r+.5)*yres/nrows; |
| 438 |
|
while (yread <= ycent+yrad) { |
| 439 |
|
if (yread < yres) { |
| 440 |
|
if (freadscan(scanin[yread%barsize], |
| 441 |
|
xres, in) < 0) { |
| 442 |
|
fprintf(stderr, |
| 443 |
< |
"%s: bad read (y=%d)\n", |
| 443 |
> |
"%s: truncated input (y=%d)\n", |
| 444 |
|
progname, yres-1-yread); |
| 445 |
|
quit(1); |
| 446 |
|
} |
| 451 |
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if (obarsize > 0) |
| 452 |
|
scan2sync(r); |
| 453 |
|
for (c = 0; c < ncols; c++) { |
| 454 |
< |
xcent = (long)c*xres/ncols; |
| 454 |
> |
xcent = (c+.5)*xres/ncols; |
| 455 |
|
if (thresh > FTINY) |
| 456 |
|
dothresh(xcent, ycent, c, r); |
| 457 |
|
else if (rad > FTINY) |
| 474 |
|
} |
| 475 |
|
|
| 476 |
|
|
| 477 |
< |
scan2init() /* prepare scanline arrays */ |
| 477 |
> |
static void |
| 478 |
> |
scan2init(void) /* prepare scanline arrays */ |
| 479 |
|
{ |
| 480 |
|
COLOR ctmp; |
| 481 |
|
double d; |
| 482 |
< |
register int i; |
| 482 |
> |
int i; |
| 483 |
|
|
| 484 |
|
xbrad = xres/ncols/2 + 1; |
| 485 |
|
ybrad = yres/nrows/2 + 1; |
| 488 |
|
rad *= (y_r + x_c)/2.0; |
| 489 |
|
|
| 490 |
|
if (thresh > FTINY) { |
| 433 |
– |
xrad = CHECKRAD*THRESHRAD*rad/x_c + xbrad; |
| 434 |
– |
yrad = CHECKRAD*THRESHRAD*rad/y_r + ybrad; |
| 491 |
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orad = CHECKRAD*THRESHRAD*rad + 1; |
| 492 |
+ |
xrad = orad/x_c + xbrad; |
| 493 |
+ |
yrad = orad/y_r + ybrad; |
| 494 |
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obarsize = 2*orad + 1; |
| 495 |
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} else { |
| 496 |
|
xrad = CHECKRAD*rad/x_c + 1; |
| 513 |
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if (obarsize > 0) { |
| 514 |
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scoutbar = (COLOR **)malloc(obarsize*sizeof(COLOR *)); |
| 515 |
|
greybar = (float **)malloc(obarsize*sizeof(float *)); |
| 516 |
< |
if (scoutbar == NULL | greybar == NULL) |
| 516 |
> |
if ((scoutbar == NULL) | (greybar == NULL)) |
| 517 |
|
goto memerr; |
| 518 |
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for (i = 0; i < obarsize; i++) { |
| 519 |
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scoutbar[i] = (COLOR *)malloc(ncols*sizeof(COLOR)); |
| 520 |
|
greybar[i] = (float *)malloc(ncols*sizeof(float)); |
| 521 |
< |
if (scoutbar[i] == NULL | greybar[i] == NULL) |
| 521 |
> |
if ((scoutbar[i] == NULL) | (greybar[i] == NULL)) |
| 522 |
|
goto memerr; |
| 523 |
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} |
| 524 |
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} else { |
| 533 |
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fputaspect(d, stdout); |
| 534 |
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} |
| 535 |
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/* record exposure */ |
| 536 |
< |
d = bright(exposure); |
| 536 |
> |
d = (*ourbright)(exposure); |
| 537 |
|
if (!FEQ(d,1.0)) |
| 538 |
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fputexpos(d, stdout); |
| 539 |
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/* record color correction */ |
| 552 |
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} |
| 553 |
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|
| 554 |
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|
| 555 |
< |
scan2sync(r) /* synchronize grey averages and output scan */ |
| 556 |
< |
int r; |
| 555 |
> |
static void |
| 556 |
> |
scan2sync( /* synchronize grey averages and output scan */ |
| 557 |
> |
int r |
| 558 |
> |
) |
| 559 |
|
{ |
| 560 |
|
static int nextrow = 0; |
| 561 |
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COLOR ctmp; |
| 562 |
|
int ybot; |
| 563 |
< |
register int c; |
| 563 |
> |
int c; |
| 564 |
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/* average input scanlines */ |
| 565 |
< |
while (nextrow < r+orad && nextrow < nrows) { |
| 566 |
< |
ybot = (long)nextrow*yres/nrows; |
| 565 |
> |
while (nextrow <= r+orad && nextrow < nrows) { |
| 566 |
> |
ybot = (nextrow+.5)*yres/nrows; |
| 567 |
|
for (c = 0; c < ncols; c++) { |
| 568 |
< |
dobox(ctmp, (int)((long)c*xres/ncols),ybot, c,nextrow); |
| 569 |
< |
greybar[nextrow%obarsize][c] = bright(ctmp); |
| 568 |
> |
dobox(ctmp, (int)((c+.5)*xres/ncols),ybot, c,nextrow); |
| 569 |
> |
greybar[nextrow%obarsize][c] = (*ourbright)(ctmp); |
| 570 |
|
} |
| 571 |
|
/* and zero output scanline */ |
| 572 |
< |
bzero((char *)scoutbar[nextrow%obarsize], ncols*sizeof(COLOR)); |
| 572 |
> |
memset((char *)scoutbar[nextrow%obarsize], '\0', ncols*sizeof(COLOR)); |
| 573 |
|
nextrow++; |
| 574 |
|
} |
| 575 |
|
/* point to top scanline for output */ |
| 580 |
|
} |
| 581 |
|
|
| 582 |
|
|
| 583 |
< |
scan2flush() /* flush output buffer */ |
| 583 |
> |
static void |
| 584 |
> |
scan2flush(void) /* flush output buffer */ |
| 585 |
|
{ |
| 586 |
< |
register int r; |
| 586 |
> |
int r; |
| 587 |
|
|
| 588 |
|
for (r = nrows-orad; r < nrows; r++) |
| 589 |
|
if (fwritescan(scoutbar[r%obarsize], ncols, stdout) < 0) |
| 590 |
|
break; |
| 591 |
|
if (fflush(stdout) < 0) { |
| 592 |
|
fprintf(stderr, "%s: write error at end of pass2\n", progname); |
| 593 |
< |
exit(1); |
| 593 |
> |
quit(1); |
| 594 |
|
} |
| 595 |
|
} |
| 596 |
|
|
| 597 |
|
|
| 598 |
+ |
void |
| 599 |
|
quit(code) /* remove temporary file and exit */ |
| 600 |
|
int code; |
| 601 |
|
{ |