int main(int argc, char* argv[]) { FILE *in; TIFF *out = NULL; TIFFErrorHandler whandler = NULL; int compression_in = COMPRESSION_CCITTFAX3; int compression_out = COMPRESSION_CCITTFAX3; int fillorder_in = FILLORDER_LSB2MSB; int fillorder_out = FILLORDER_LSB2MSB; uint32 group3options_in = 0; /* 1d-encoded */ uint32 group3options_out = 0; /* 1d-encoded */ uint32 group4options_in = 0; /* compressed */ uint32 group4options_out = 0; /* compressed */ uint32 defrowsperstrip = (uint32) 0; uint32 rowsperstrip; int photometric_in = PHOTOMETRIC_MINISWHITE; int photometric_out = PHOTOMETRIC_MINISWHITE; int mode = FAXMODE_CLASSF; int rows; int c; int pn, npages; float resY = 196.0; extern int optind; extern char* optarg; while ((c = getopt(argc, argv, "R:X:o:1234ABLMPUW5678abcflmprsuvwz?")) != -1) switch (c) { /* input-related options */ case '3': /* input is g3-encoded */ compression_in = COMPRESSION_CCITTFAX3; break; case '4': /* input is g4-encoded */ compression_in = COMPRESSION_CCITTFAX4; break; case 'U': /* input is uncompressed (g3 and g4) */ group3options_in |= GROUP3OPT_UNCOMPRESSED; group4options_in |= GROUP4OPT_UNCOMPRESSED; break; case '1': /* input is 1d-encoded (g3 only) */ group3options_in &= ~GROUP3OPT_2DENCODING; break; case '2': /* input is 2d-encoded (g3 only) */ group3options_in |= GROUP3OPT_2DENCODING; break; case 'P': /* input has not-aligned EOL (g3 only) */ group3options_in &= ~GROUP3OPT_FILLBITS; break; case 'A': /* input has aligned EOL (g3 only) */ group3options_in |= GROUP3OPT_FILLBITS; break; case 'W': /* input has 0 mean white */ photometric_in = PHOTOMETRIC_MINISWHITE; break; case 'B': /* input has 0 mean black */ photometric_in = PHOTOMETRIC_MINISBLACK; break; case 'L': /* input has lsb-to-msb fillorder */ fillorder_in = FILLORDER_LSB2MSB; break; case 'M': /* input has msb-to-lsb fillorder */ fillorder_in = FILLORDER_MSB2LSB; break; case 'R': /* input resolution */ resY = (float) atof(optarg); break; case 'X': /* input width */ xsize = (uint32) atoi(optarg); break; /* output-related options */ case '7': /* generate g3-encoded output */ compression_out = COMPRESSION_CCITTFAX3; break; case '8': /* generate g4-encoded output */ compression_out = COMPRESSION_CCITTFAX4; break; case 'u': /* generate uncompressed output (g3 and g4) */ group3options_out |= GROUP3OPT_UNCOMPRESSED; group4options_out |= GROUP4OPT_UNCOMPRESSED; break; case '5': /* generate 1d-encoded output (g3 only) */ group3options_out &= ~GROUP3OPT_2DENCODING; break; case '6': /* generate 2d-encoded output (g3 only) */ group3options_out |= GROUP3OPT_2DENCODING; break; case 'c': /* generate "classic" g3 format */ mode = FAXMODE_CLASSIC; break; case 'f': /* generate Class F format */ mode = FAXMODE_CLASSF; break; case 'm': /* output's fillorder is msb-to-lsb */ fillorder_out = FILLORDER_MSB2LSB; break; case 'l': /* output's fillorder is lsb-to-msb */ fillorder_out = FILLORDER_LSB2MSB; break; case 'o': out = TIFFOpen(optarg, "w"); if (out == NULL) { fprintf(stderr, "%s: Can not create or open %s\n", argv[0], optarg); return EXIT_FAILURE; } break; case 'a': /* generate EOL-aligned output (g3 only) */ group3options_out |= GROUP3OPT_FILLBITS; break; case 'p': /* generate not EOL-aligned output (g3 only) */ group3options_out &= ~GROUP3OPT_FILLBITS; break; case 'r': /* rows/strip */ defrowsperstrip = atol(optarg); break; case 's': /* stretch image by dup'ng scanlines */ stretch = 1; break; case 'w': /* undocumented -- for testing */ photometric_out = PHOTOMETRIC_MINISWHITE; break; case 'b': /* undocumented -- for testing */ photometric_out = PHOTOMETRIC_MINISBLACK; break; case 'z': /* undocumented -- for testing */ compression_out = COMPRESSION_LZW; break; case 'v': /* -v for info */ verbose++; break; case '?': usage(); /*NOTREACHED*/ } npages = argc - optind; if (npages < 1) usage(); rowbuf = _TIFFmalloc(TIFFhowmany8(xsize)); refbuf = _TIFFmalloc(TIFFhowmany8(xsize)); if (rowbuf == NULL || refbuf == NULL) { fprintf(stderr, "%s: Not enough memory\n", argv[0]); return (EXIT_FAILURE); } if (out == NULL) { out = TIFFOpen("fax.tif", "w"); if (out == NULL) { fprintf(stderr, "%s: Can not create fax.tif\n", argv[0]); return (EXIT_FAILURE); } } faxTIFF = TIFFClientOpen("(FakeInput)", "w", /* TIFFClientOpen() fails if we don't set existing value here */ TIFFClientdata(out), TIFFGetReadProc(out), TIFFGetWriteProc(out), TIFFGetSeekProc(out), TIFFGetCloseProc(out), TIFFGetSizeProc(out), TIFFGetMapFileProc(out), TIFFGetUnmapFileProc(out)); if (faxTIFF == NULL) { fprintf(stderr, "%s: Can not create fake input file\n", argv[0]); return (EXIT_FAILURE); } TIFFSetMode(faxTIFF, O_RDONLY); TIFFSetField(faxTIFF, TIFFTAG_IMAGEWIDTH, xsize); TIFFSetField(faxTIFF, TIFFTAG_SAMPLESPERPIXEL, 1); TIFFSetField(faxTIFF, TIFFTAG_BITSPERSAMPLE, 1); TIFFSetField(faxTIFF, TIFFTAG_FILLORDER, fillorder_in); TIFFSetField(faxTIFF, TIFFTAG_PLANARCONFIG, PLANARCONFIG_CONTIG); TIFFSetField(faxTIFF, TIFFTAG_PHOTOMETRIC, photometric_in); TIFFSetField(faxTIFF, TIFFTAG_YRESOLUTION, resY); TIFFSetField(faxTIFF, TIFFTAG_RESOLUTIONUNIT, RESUNIT_INCH); /* NB: this must be done after directory info is setup */ TIFFSetField(faxTIFF, TIFFTAG_COMPRESSION, compression_in); if (compression_in == COMPRESSION_CCITTFAX3) TIFFSetField(faxTIFF, TIFFTAG_GROUP3OPTIONS, group3options_in); else if (compression_in == COMPRESSION_CCITTFAX4) TIFFSetField(faxTIFF, TIFFTAG_GROUP4OPTIONS, group4options_in); for (pn = 0; optind < argc; pn++, optind++) { in = fopen(argv[optind], "r" BINMODE); if (in == NULL) { fprintf(stderr, "%s: %s: Can not open\n", argv[0], argv[optind]); continue; } #if defined(_WIN32) && defined(USE_WIN32_FILEIO) TIFFSetClientdata(faxTIFF, (thandle_t)_get_osfhandle(fileno(in))); #else TIFFSetClientdata(faxTIFF, (thandle_t)fileno(in)); #endif TIFFSetFileName(faxTIFF, (const char*)argv[optind]); TIFFSetField(out, TIFFTAG_IMAGEWIDTH, xsize); TIFFSetField(out, TIFFTAG_BITSPERSAMPLE, 1); TIFFSetField(out, TIFFTAG_COMPRESSION, compression_out); TIFFSetField(out, TIFFTAG_PHOTOMETRIC, photometric_out); TIFFSetField(out, TIFFTAG_ORIENTATION, ORIENTATION_TOPLEFT); TIFFSetField(out, TIFFTAG_SAMPLESPERPIXEL, 1); switch (compression_out) { /* g3 */ case COMPRESSION_CCITTFAX3: TIFFSetField(out, TIFFTAG_GROUP3OPTIONS, group3options_out); TIFFSetField(out, TIFFTAG_FAXMODE, mode); rowsperstrip = (defrowsperstrip)?defrowsperstrip:(uint32)-1L; break; /* g4 */ case COMPRESSION_CCITTFAX4: TIFFSetField(out, TIFFTAG_GROUP4OPTIONS, group4options_out); TIFFSetField(out, TIFFTAG_FAXMODE, mode); rowsperstrip = (defrowsperstrip)?defrowsperstrip:(uint32)-1L; break; default: rowsperstrip = (defrowsperstrip) ? defrowsperstrip : TIFFDefaultStripSize(out, 0); } TIFFSetField(out, TIFFTAG_ROWSPERSTRIP, rowsperstrip); TIFFSetField(out, TIFFTAG_PLANARCONFIG, PLANARCONFIG_CONTIG); TIFFSetField(out, TIFFTAG_FILLORDER, fillorder_out); TIFFSetField(out, TIFFTAG_SOFTWARE, "fax2tiff"); TIFFSetField(out, TIFFTAG_XRESOLUTION, 204.0); if (!stretch) { TIFFGetField(faxTIFF, TIFFTAG_YRESOLUTION, &resY); TIFFSetField(out, TIFFTAG_YRESOLUTION, resY); } else TIFFSetField(out, TIFFTAG_YRESOLUTION, 196.); TIFFSetField(out, TIFFTAG_RESOLUTIONUNIT, RESUNIT_INCH); TIFFSetField(out, TIFFTAG_PAGENUMBER, pn, npages); if (!verbose) whandler = TIFFSetWarningHandler(NULL); rows = copyFaxFile(faxTIFF, out); fclose(in); if (!verbose) (void) TIFFSetWarningHandler(whandler); TIFFSetField(out, TIFFTAG_IMAGELENGTH, rows); if (verbose) { fprintf(stderr, "%s:\n", argv[optind]); fprintf(stderr, "%d rows in input\n", rows); fprintf(stderr, "%ld total bad rows\n", (long) badfaxlines); fprintf(stderr, "%d max consecutive bad rows\n", badfaxrun); } if (compression_out == COMPRESSION_CCITTFAX3 && mode == FAXMODE_CLASSF) { TIFFSetField(out, TIFFTAG_BADFAXLINES, badfaxlines); TIFFSetField(out, TIFFTAG_CLEANFAXDATA, badfaxlines ? CLEANFAXDATA_REGENERATED : CLEANFAXDATA_CLEAN); TIFFSetField(out, TIFFTAG_CONSECUTIVEBADFAXLINES, badfaxrun); } TIFFWriteDirectory(out); } TIFFClose(out); _TIFFfree(rowbuf); _TIFFfree(refbuf); return (EXIT_SUCCESS); }
ret_t check_tagorder(ctiff_t * ctif) { tif_rules("tags are in ascending order"); thandle_t client = TIFFClientdata(ctif->tif); TIFFReadWriteProc readproc = TIFFGetReadProc(ctif->tif); TIFFSeekProc seekproc = TIFFGetSeekProc(ctif->tif); if (! seekproc) { perror ("could not get TIFFGetSeekProc"); } if (! readproc) { perror ("could not get TIFFGetReadProc"); } uint32 offset = get_ifd0_pos(ctif); int count = get_ifd0_count(ctif); /* read count of tags (2 Bytes) */ int i; /* replace i/o operatrions with in-memory-operations */ uint8 * ifdentries = NULL; ifdentries = malloc ( sizeof(uint8) * 12 * count); /* if (read(fd, ifdentries, 12 * count) != 12*count) { perror ("TIFF Header read error5"); exit(EXIT_FAILURE); } */ seekproc(client, offset+2, SEEK_SET); if ( readproc( client, ifdentries, 12 * count) != 12*count ) { perror ("TIFF Header read error5"); exit( EXIT_FAILURE ); } uint8 * e = ifdentries; uint16 lasttag = 0; for (i = 0; i<count; i++) { uint8 lo = *e; e++; uint8 hi = *e; uint16 tag = (hi << 8) + lo; e++; if (is_byteswapped(ctif)) TIFFSwabShort(&tag); if (i>0 && lasttag >= tag) { // printf("tag idx=%i, tag=%u (0x%04x) (0x%02x) (0x%02x)\n", i, tag, tag, hi, lo); free( ifdentries ); // FIXME: tif_fails? char array[TIFFAILSTRLEN]; snprintf(array, sizeof(array), "Invalid TIFF directory; tags are not sorted in ascending order, previous tag:%u (%s) , actual tag:%u (%s) at pos %i of %i\n", lasttag, TIFFTagName(lasttag), tag, TIFFTagName(tag), i, count); return tif_fails(array); } lasttag = tag; e+=10; } /* loop each tag until end or given tag found */ free( ifdentries ); ret_t res; res.returnmsg=NULL; res.returncode=0; return res; }