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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[] = "$SunId$ Auckuni"; |
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static char SCCSid[] = "$SunId$ LBL"; |
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#endif |
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/* |
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* rad2pict - |
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* Convert an Radiance image to APPLE pict format. |
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/* Convert an Radiance image to APPLE pict format. |
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* |
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* Orginally Iris to PICT by Paul Haeberli - 1990 |
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* Hacked into Rad to PICT by Russell Street 1990 |
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*/ |
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#include <stdio.h> |
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#include <math.h> |
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#ifdef MSDOS |
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#include <fcntl.h> |
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#endif |
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#include "pict.h" |
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#include "color.h" |
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#include "resolu.h" |
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extern double atof(); |
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extern char *malloc(); |
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int outbytes; /* This had better be 32 bits! */ |
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char *progname; |
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int verbose = 0; |
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float gamma = 2.0; |
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float gamcor = 2.0; |
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int bradj = 0; |
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/* First some utility routines */ |
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int xsize, ysize; |
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int i, picsize; |
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int ssizepos, lsizepos; |
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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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progname = argv[0]; |
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for (i = 1; i < argc ; i++) |
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if (argv[i][0] == '-') |
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if (argv[i][0] == '-') |
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switch (argv[i][1]) { |
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case 'g': gamma = atof(argv[++i]); |
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case 'g': gamcor = atof(argv[++i]); |
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break; |
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case 'e': if (argv[i+1][0] != '+' && argv[i+1][0] != '-') |
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#ifdef DEBUG |
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fprintf(stderr, "Input file: %s\n", i <= argc - 1 ? argv[i] : "stdin"); |
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fprintf(stderr, "Outut file: %s\n", i <= argc - 2 ? argv[i+1] : "stdout" ); |
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fprintf(stderr, "Gamma: %f\n", gamma); |
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fprintf(stderr, "Outut file: %s\n", i <= argc - 2 ? argv[i+1] : "stdout" ); |
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fprintf(stderr, "Gamma: %f\n", gamcor); |
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fprintf(stderr, "Brightness adjust: %d\n", bradj); |
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fprintf(stderr, "Verbose: %s\n", verbose ? "on" : "off"); |
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fprintf(stderr, "Verbose: %s\n", verbose ? "on" : "off"); |
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#endif |
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/* OK. Now we read the size of the Radiance picture */ |
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/* OK. Now we read the size of the Radiance picture */ |
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if (checkheader(stdin, COLRFMT, NULL) < 0 || |
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fgetresolu(&xsize, &ysize, stdin) < 0 /* != (YMAJOR|YDECR) */ ) { |
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fprintf(stderr, "%s: not a radiance picture\n", progname); |
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exit(1); |
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fgetresolu(&xsize, &ysize, stdin) < 0 /* != (YMAJOR|YDECR) */ ) { |
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fprintf(stderr, "%s: not a radiance picture\n", progname); |
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exit(1); |
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} |
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/* Set the gamma correction */ |
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setcolrgam(gamma); |
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setcolrgam(gamcor); |
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for(i=0; i<HEADER_SIZE; i++) |
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putbyte(0); |
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ssizepos = outbytes; |
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putashort(0); /* low 16 bits of file size less HEADER_SIZE */ |
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putashort(0); /* low 16 bits of file size less HEADER_SIZE */ |
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putrect(0,0,xsize,ysize); /* bounding box of picture */ |
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putashort(PICT_picVersion); |
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putashort(0x02ff); /* version 2 pict */ |
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putashort(PICT_reservedHeader); /* reserved header opcode */ |
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lsizepos = outbytes; |
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putalong(0); /* full size of the file */ |
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putfprect(0,0,xsize,ysize); /* fixed point bounding box of picture */ |
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putalong(0); /* reserved */ |
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putalong(0); /* full size of the file */ |
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putfprect(0,0,xsize,ysize); /* fixed point bounding box of picture */ |
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putalong(0); /* reserved */ |
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putashort(PICT_clipRgn); /* the clip region */ |
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putashort(PICT_clipRgn); /* the clip region */ |
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putashort(10); |
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putrect(0,0,xsize,ysize); |
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if (verbose) |
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fprintf(stderr, "%s: The picture is %d by %d, with a gamma of %f\n", |
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progname, xsize, ysize, gamma); |
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progname, xsize, ysize, gamcor); |
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putpict(xsize, ysize); /* Here is where all the work is done */ |
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if(rowbytes&1) |
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rowbytes++; |
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putashort(rowbytes|0x8000); /* rowbytes */ |
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putashort(rowbytes|0x8000); /* rowbytes */ |
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putrect(0,0,xsize,ysize); /* bounds */ |
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putashort(0); /* version */ |
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char *cbuf; |
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int xsize; |
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{ |
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extern char *tempbuffer(); /* defined in color.c */ |
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extern char *tempbuffer(); /* defined in color.c */ |
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COLR *scanin = NULL; |
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int x; |
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} |
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if (freadcolrs(scanin, xsize, in) < 0) { |
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fprintf(stderr, "%s: read error\n", progname); |
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exit(1); |
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} |
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fprintf(stderr, "%s: read error\n", progname); |
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exit(1); |
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} |
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if (bradj) /* Adjust exposure level */ |
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shiftcolrs(scanin, xsize, bradj); |
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ibits += 2; |
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while((ibits<ibitsend)&&((ibits[-2]!=ibits[-1])||(ibits[-1]!=ibits[0]))) |
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ibits++; |
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if(ibits != ibitsend) { |
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if(ibits != ibitsend) { |
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ibits -= 2; |
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} |
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count = ibits-sptr; |
