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/* Copyright (c) 1993 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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* pcompos.c - program to composite pictures. |
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* |
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*/ |
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#include <stdio.h> |
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#include <math.h> |
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#include <time.h> |
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#include <string.h> |
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#ifdef MSDOS |
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#include <fcntl.h> |
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#endif |
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#include "copyright.h" |
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#include "platform.h" |
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#include "color.h" |
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#include "resolu.h" |
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#define MAXFILE 64 |
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int nfile; /* number of files */ |
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char ourfmt[LPICFMT+1] = PICFMT; |
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int wrongformat = 0; |
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FILE *popen(), *lblopen(); |
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FILE *lblopen(); |
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void quit(); |
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extern char *malloc(); |
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tabputs(s) /* print line preceded by a tab */ |
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char *s; |
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{ |
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char fmt[32]; |
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if (isheadid(s)) |
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return; |
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if (formatval(fmt, s)) |
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wrongformat = strcmp(fmt, COLRFMT); |
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else { |
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return(0); |
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if (formatval(fmt, s)) { |
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if (globmatch(ourfmt, fmt)) { |
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wrongformat = 0; |
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strcpy(ourfmt, fmt); |
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} else |
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wrongformat = 1; |
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} else { |
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putc('\t', stdout); |
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fputs(s, stdout); |
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} |
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return(0); |
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} |
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int xsgn, ysgn; |
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char *thislabel; |
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int an; |
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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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SET_DEFAULT_BINARY(); |
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SET_FILE_BINARY(stdin); |
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SET_FILE_BINARY(stdout); |
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progname = argv[0]; |
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for (an = 1; an < argc && argv[an][0] == '-'; an++) |
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} |
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dofiles: |
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newheader("RADIANCE", stdout); |
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fputnow(stdout); |
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for (nfile = 0; an < argc; nfile++) { |
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if (nfile >= MAXFILE) |
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goto toomany; |
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printf("%s:\n", input[nfile].name); |
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getheader(input[nfile].fp, tabputs, NULL); |
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if (wrongformat) { |
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fprintf(stderr, "%s: not a Radiance picture\n", |
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fprintf(stderr, "%s: incompatible input format\n", |
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input[nfile].name); |
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quit(1); |
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} |
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ymax = ysiz; |
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/* add new header info. */ |
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printargs(argc, argv, stdout); |
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fputformat(COLRFMT, stdout); |
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if (strcmp(ourfmt, PICFMT)) |
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fputformat(ourfmt, stdout); /* print format if known */ |
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putchar('\n'); |
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fprtresolu(xsiz, ysiz, stdout); |
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j = 4; /* check exponents first! */ |
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while (j--) |
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if (i = c1[j] - c2[j]) |
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if ( (i = c1[j] - c2[j]) ) |
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return(i); |
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return(0); |
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} |
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} |
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void |
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quit(code) /* exit gracefully */ |
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int code; |
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{ |
