diff options
Diffstat (limited to 'xicc/extractttag.c')
| -rw-r--r-- | xicc/extractttag.c | 203 |
1 files changed, 203 insertions, 0 deletions
diff --git a/xicc/extractttag.c b/xicc/extractttag.c new file mode 100644 index 0000000..79b4085 --- /dev/null +++ b/xicc/extractttag.c @@ -0,0 +1,203 @@ + +/* + * Extract a CGATS file from an ICC profile tag. + * + * Author: Graeme W. Gill + * Date: 2008/5/18 + * Version: 1.00 + * + * Copyright 2008 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 "copyright.h" +#include "aconfig.h" +#include "numlib.h" +#include "icc.h" +#include "xicc.h" + +#define MXTGNMS 30 + +void usage(char *diag, ...) { + int i; + fprintf(stderr,"Extract a text tag from an ICC profile, Version %s\n",ARGYLL_VERSION_STR); + fprintf(stderr,"Author: Graeme W. Gill, licensed under the AGPL Version 3\n"); + if (diag != NULL) { + va_list args; + fprintf(stderr,"Diagnostic: "); + va_start(args, diag); + vfprintf(stderr, diag, args); + va_end(args); + fprintf(stderr,"\n"); + } + fprintf(stderr,"usage: extractttag [-v] infile%s outfile\n",ICC_FILE_EXT); + fprintf(stderr," -v Verbose\n"); + fprintf(stderr," -t tag Extract this tag rather than default 'targ'\n"); + fprintf(stderr," -c Extract calibration file from 'targ' tag\n"); + exit(1); +} + +int +main(int argc, char *argv[]) { + int fa,nfa; /* argument we're looking at */ + char in_name[MAXNAMEL+1]; /* TIFF input name */ + char out_name[MAXNAMEL+1]; /* ICC output name */ + char tag_name[MXTGNMS] = { 't','a','r','g' }; + int docal = 0; + icc *icco; + icTagSignature sig; + icmText *ro; + icmFile *ifp, *ofp; + int verb = 0; + int size = 0; + void *buf = NULL; + int rv = 0; + + error_program = argv[0]; + + if (argc < 3) + usage("Too few parameters"); + + /* 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(NULL); + + /* Verbosity */ + else if (argv[fa][1] == 'v' || argv[fa][1] == 'V') { + verb = 1; + } + + /* Tag name */ + else if (argv[fa][1] == 't' || argv[fa][1] == 'T') { + fa = nfa; + if (na == NULL) usage("Expect tag name after -t"); + strncpy(tag_name,na,4); + tag_name[4] = '\000'; + } + + /* Calibration */ + else if (argv[fa][1] == 'c' || argv[fa][1] == 'C') { + docal = 1; + } + + else + usage("Unknown flag '%c'",argv[fa][1]); + } else + break; + } + + if (fa >= argc || argv[fa][0] == '-') usage("Missing input ICC profile"); + strncpy(in_name,argv[fa++],MAXNAMEL); in_name[MAXNAMEL] = '\000'; + + if (fa >= argc || argv[fa][0] == '-') usage("Missing output filename"); + strncpy(out_name,argv[fa++],MAXNAMEL); out_name[MAXNAMEL] = '\000'; + + /* - - - - - - - - - - - - - - - */ + + /* Open up the file for reading */ + if ((ifp = new_icmFileStd_name(in_name,"r")) == NULL) + error ("Can't open file '%s'",in_name); + + if ((icco = new_icc()) == NULL) + error ("Creation of ICC object failed"); + + if ((rv = icco->read(icco,ifp,0)) != 0) + error ("%d, %s",rv,icco->err); + + sig = str2tag(tag_name); + + if ((ro = (icmText *)icco->read_tag(icco, sig)) == NULL) + error("%d, %s",icco->errc, icco->err); + + if (ro->ttype != icSigTextType) { + error("Tag isn't TextType"); + } + + if (docal) { + cgatsFile *cgf; + cgats *icg; + int tab, oi; + xcal *cal; + + if ((icg = new_cgats()) == NULL) { + error("new_cgats() failed"); + } + if ((cgf = new_cgatsFileMem(ro->data, ro->size)) == NULL) { + error("new_cgatsFileMem() failed"); + } + icg->add_other(icg, "CTI3"); + oi = icg->add_other(icg, "CAL"); + + if (icg->read(icg, cgf) != 0) { + error("failed to parse tag contents as a CGATS file"); + } + + for (tab = 0; tab < icg->ntables; tab++) { + if (icg->t[tab].tt == tt_other && icg->t[tab].oi == oi) { + break; + } + } + if (tab >= icg->ntables) { + error("Failed to locate CAL table in CGATS"); + } + + if ((cal = new_xcal()) == NULL) { + error("new_xcal() failed"); + } + if (cal->read_cgats(cal, icg, tab, in_name) != 0) { + error("Parsing CAL table failed"); + } + icg->del(icg); + cgf->del(cgf); + + if (cal->write(cal, out_name) != 0) { + error("writing to file '%s' failed\n",out_name); + } + } else { + if ((ofp = new_icmFileStd_name(out_name, "w")) == NULL) { + error("unable to open output file '%s'",out_name); + } + + if (ofp->write(ofp, ro->data, 1, ro->size-1) != (ro->size-1)) { + error("writing to file '%s' failed",out_name); + } + + if (ofp->del(ofp) != 0) { + error("closing file '%s' failed",out_name); + } + } + + icco->del(icco); + ifp->del(ifp); + + return 0; +} |