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Diffstat (limited to 'xicc/xcolorantslu.c')
| -rw-r--r-- | xicc/xcolorantslu.c | 228 |
1 files changed, 228 insertions, 0 deletions
diff --git a/xicc/xcolorantslu.c b/xicc/xcolorantslu.c new file mode 100644 index 0000000..6c537dc --- /dev/null +++ b/xicc/xcolorantslu.c @@ -0,0 +1,228 @@ + +/* + * xcolorant lookup/test utility + * + * Author: Graeme W. Gill + * Date: 24/4/2002 + * Version: 1.00 + * + * Copyright 2002 Graeme W. Gill + * All rights reserved. + * This material is licenced under the GNU AFFERO GENERAL PUBLIC LICENSE Version 3 :- + * see the License.txt file for licencing details. + */ + +/* TTBD: + * + */ + +#include <stdio.h> +#include <stdlib.h> +#include <stdarg.h> +#include <fcntl.h> +#include <string.h> +#include <math.h> +#include "icc.h" +#include "xcolorants.h" + +void error(char *fmt, ...), warning(char *fmt, ...); + +void usage(void) { + fprintf(stderr,"Translate colors through xcolorant model, V1.00\n"); + fprintf(stderr,"Author: Graeme W. Gill\n"); + fprintf(stderr,"usage: xcolorantlu \n"); + fprintf(stderr," -v Verbose\n"); + fprintf(stderr," -a Additive model (default subtractive)\n"); + fprintf(stderr," -m mask Colorant mask combination, from:\n"); + fprintf(stderr," C Cyan\n"); + fprintf(stderr," M Magenta\n"); + fprintf(stderr," Y Yellow\n"); + fprintf(stderr," K Black\n"); + fprintf(stderr," O Orange\n"); + fprintf(stderr," R Red\n"); + fprintf(stderr," G Green\n"); + fprintf(stderr," B Blue\n"); + fprintf(stderr," W White\n"); + fprintf(stderr," c Light Cyan\n"); + fprintf(stderr," m Light Magenta\n"); + fprintf(stderr," y Light Yellow\n"); + fprintf(stderr," k Light Black\n"); + fprintf(stderr," 2c Medium Cyan\n"); + fprintf(stderr," 2m Medium Magenta\n"); + fprintf(stderr," 2y Medium Yellow\n"); + fprintf(stderr," 2k Medium Black\n"); + fprintf(stderr," -x XYZ output (default L*a*b*)\n"); + fprintf(stderr,"\n"); + fprintf(stderr," The colors to be translated should be fed into stdin,\n"); + fprintf(stderr," one input color per line, white space separated.\n"); + fprintf(stderr," A line starting with a # will be ignored.\n"); + fprintf(stderr," A line not starting with a number will terminate the program.\n"); + exit(1); +} + +int +main(int argc, char *argv[]) { + int fa,nfa; /* argument we're looking at */ + int verb = 0; + int rv = 0; + int mask = 0; + int xyz = 0; + char buf[200]; + double in[MAX_CHAN], out[MAX_CHAN]; + int inn, outn = 3; + icxColorantLu *luo; + char *ident; + char *odent; + + if (argc < 2) + usage(); + + /* Process the arguments */ + for(fa = 1;fa < argc;fa++) { + nfa = fa; /* skip to nfa if next argument is used */ + if (argv[fa][0] == '-') { /* Look for any flags */ + char *na = NULL; /* next argument after flag, null if none */ + + if (argv[fa][2] != '\000') + na = &argv[fa][2]; /* next is directly after flag */ + else { + if ((fa+1) < argc) { + if (argv[fa+1][0] != '-') { + nfa = fa + 1; + na = argv[nfa]; /* next is seperate non-flag argument */ + } + } + } + + if (argv[fa][1] == '?') + usage(); + + /* Verbosity */ + else if (argv[fa][1] == 'v' || argv[fa][1] == 'V') { + verb = 1; + } + + /* Additive */ + else if (argv[fa][1] == 'a' || argv[fa][1] == 'A') { + mask ^= ICX_ADDITIVE; + } + + /* XYZ output */ + else if (argv[fa][1] == 'x' || argv[fa][1] == 'X') { + verb = 1; + } + + /* Mask */ + else if (argv[fa][1] == 'm' || argv[fa][1] == 'm') { + int tm; + fa = nfa; + if (na == NULL) usage(); + if ((tm = icx_char2inkmask(na)) == 0) + usage(); + mask ^= tm; + } + + else + usage(); + } else + break; + } + + inn = icx_noofinks(mask); + + /* Create a icxColorantLu conversion object */ + if ((luo = new_icxColorantLu(mask)) == NULL) + error ("Creating xcolorant lookup failed\n"); + + ident = icx_inkmask2char(mask, 1); + if (xyz) + odent = "XYZ"; + else + odent = "Lab"; + + /* Process colors to translate */ + for (;;) { + int i,j; + char *bp, *nbp; + + /* Read in the next line */ + if (fgets(buf, 200, stdin) == NULL) + break; + if (buf[0] == '#') { + fprintf(stdout,"%s\n",buf); + continue; + } + /* For each input number */ + for (bp = buf-1, nbp = buf, i = 0; i < MAX_CHAN; i++) { + bp = nbp; + in[i] = strtod(bp, &nbp); + if (nbp == bp) + break; /* Failed */ + } + if (i == 0) + break; + + /* Do conversion */ + if (xyz) + luo->dev_to_XYZ(luo, out, in); + else + luo->dev_to_rLab(luo, out, in); + + /* Output the results */ + for (j = 0; j < inn; j++) { + if (j > 0) + fprintf(stdout," %f",in[j]); + else + fprintf(stdout,"%f",in[j]); + } + printf(" [%s] -> ", ident); + + for (j = 0; j < outn; j++) { + if (j > 0) + fprintf(stdout," %f",out[j]); + else + fprintf(stdout,"%f",out[j]); + } + printf(" [%s]", odent); + + if (rv == 0) + fprintf(stdout,"\n"); + else + fprintf(stdout," (clip)\n"); + + } + + /* Done with lookup object */ + luo->del(luo); + free(ident); + + return 0; +} + + +/* Basic printf type error() and warning() routines */ + +void +error(char *fmt, ...) +{ + va_list args; + + fprintf(stderr,"icclu: Error - "); + va_start(args, fmt); + vfprintf(stderr, fmt, args); + va_end(args); + fprintf(stderr, "\n"); + exit (-1); +} + +void +warning(char *fmt, ...) +{ + va_list args; + + fprintf(stderr,"icclu: Warning - "); + va_start(args, fmt); + vfprintf(stderr, fmt, args); + va_end(args); + fprintf(stderr, "\n"); +} |