/* * Project: libtiff tools * Purpose: Convert raw byte sequences in TIFF images * Author: Andrey Kiselev, dron@ak4719.spb.edu * ****************************************************************************** * Copyright (c) 2002, Andrey Kiselev * * Permission to use, copy, modify, distribute, and sell this software and * its documentation for any purpose is hereby granted without fee, provided * that (i) the above copyright notices and this permission notice appear in * all copies of the software and related documentation, and (ii) the names of * Sam Leffler and Silicon Graphics may not be used in any advertising or * publicity relating to the software without the specific, prior written * permission of Sam Leffler and Silicon Graphics. * * THE SOFTWARE IS PROVIDED "AS-IS" AND WITHOUT WARRANTY OF ANY KIND, * EXPRESS, IMPLIED OR OTHERWISE, INCLUDING WITHOUT LIMITATION, ANY * WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE. * * IN NO EVENT SHALL SAM LEFFLER OR SILICON GRAPHICS BE LIABLE FOR * ANY SPECIAL, INCIDENTAL, INDIRECT OR CONSEQUENTIAL DAMAGES OF ANY KIND, * OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, * WHETHER OR NOT ADVISED OF THE POSSIBILITY OF DAMAGE, AND ON ANY THEORY OF * LIABILITY, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE * OF THIS SOFTWARE. */ #include "tif_config.h" #include #include #include #include #include #include #include #ifdef HAVE_UNISTD_H # include #endif #if HAVE_FCNTL_H # include #endif #if HAVE_SYS_TYPES_H # include #endif #if HAVE_IO_H # include #endif #ifdef NEED_LIBPORT # include "libport.h" #endif #include "tiffiop.h" #include "tiffio.h" #ifndef EXIT_SUCCESS #define EXIT_SUCCESS 0 #endif #ifndef EXIT_FAILURE #define EXIT_FAILURE 1 #endif #ifndef HAVE_GETOPT extern int getopt(int argc, char * const argv[], const char *optstring); #endif #ifndef O_BINARY # define O_BINARY 0 #endif typedef enum { PIXEL, BAND } InterleavingType; static uint16 compression = (uint16) -1; static int jpegcolormode = JPEGCOLORMODE_RGB; static int quality = 75; /* JPEG quality */ static uint16 predictor = 0; static void swapBytesInScanline(void *, uint32, TIFFDataType); static int guessSize(int, TIFFDataType, _TIFF_off_t, uint32, int, uint32 *, uint32 *); static double correlation(void *, void *, uint32, TIFFDataType); static void usage(int); static int processCompressOptions(char*); int main(int argc, char* argv[]) { uint32 width = 0, length = 0, linebytes, bufsize; uint32 nbands = 1; /* number of bands in input image*/ _TIFF_off_t hdr_size = 0; /* size of the header to skip */ TIFFDataType dtype = TIFF_BYTE; int16 depth = 1; /* bytes per pixel in input image */ int swab = 0; /* byte swapping flag */ InterleavingType interleaving = 0; /* interleaving type flag */ uint32 rowsperstrip = (uint32) -1; uint16 photometric = PHOTOMETRIC_MINISBLACK; uint16 config = PLANARCONFIG_CONTIG; uint16 fillorder = FILLORDER_LSB2MSB; int fd; char *outfilename = NULL; TIFF *out; uint32 row, col, band; int c; unsigned char *buf = NULL, *buf1 = NULL; #if !HAVE_DECL_OPTARG extern int optind; extern char* optarg; #endif while ((c = getopt(argc, argv, "c:r:H:w:l:b:d:LMp:si:o:h")) != -1) { switch (c) { case 'c': /* compression scheme */ if (!processCompressOptions(optarg)) usage(EXIT_FAILURE); break; case 'r': /* rows/strip */ rowsperstrip = atoi(optarg); break; case 'H': /* size of input image file header */ hdr_size = atoi(optarg); break; case 'w': /* input image width */ width = atoi(optarg); break; case 'l': /* input image length */ length = atoi(optarg); break; case 'b': /* number of bands in input image */ nbands = atoi(optarg); break; case 'd': /* type of samples in input image */ if (strncmp(optarg, "byte", 4) == 0) dtype = TIFF_BYTE; else if (strncmp(optarg, "short", 5) == 0) dtype = TIFF_SHORT; else if (strncmp(optarg, "long", 4) == 0) dtype = TIFF_LONG; else if (strncmp(optarg, "sbyte", 5) == 0) dtype = TIFF_SBYTE; else if (strncmp(optarg, "sshort", 6) == 0) dtype = TIFF_SSHORT; else if (strncmp(optarg, "slong", 5) == 0) dtype = TIFF_SLONG; else if (strncmp(optarg, "float", 5) == 0) dtype = TIFF_FLOAT; else if (strncmp(optarg, "double", 6) == 0) dtype = TIFF_DOUBLE; else dtype = TIFF_BYTE; depth = TIFFDataWidth(dtype); break; case 'L': /* input has lsb-to-msb fillorder */ fillorder = FILLORDER_LSB2MSB; break; case 'M': /* input has msb-to-lsb fillorder */ fillorder = FILLORDER_MSB2LSB; break; case 'p': /* photometric interpretation */ if (strncmp(optarg, "miniswhite", 10) == 0) photometric = PHOTOMETRIC_MINISWHITE; else if (strncmp(optarg, "minisblack", 10) == 0) photometric = PHOTOMETRIC_MINISBLACK; else if (strncmp(optarg, "rgb", 3) == 0) photometric = PHOTOMETRIC_RGB; else if (strncmp(optarg, "cmyk", 4) == 0) photometric = PHOTOMETRIC_SEPARATED; else if (strncmp(optarg, "ycbcr", 5) == 0) photometric = PHOTOMETRIC_YCBCR; else if (strncmp(optarg, "cielab", 6) == 0) photometric = PHOTOMETRIC_CIELAB; else if (strncmp(optarg, "icclab", 6) == 0) photometric = PHOTOMETRIC_ICCLAB; else if (strncmp(optarg, "itulab", 6) == 0) photometric = PHOTOMETRIC_ITULAB; else photometric = PHOTOMETRIC_MINISBLACK; break; case 's': /* do we need to swap bytes? */ swab = 1; break; case 'i': /* type of interleaving */ if (strncmp(optarg, "pixel", 4) == 0) interleaving = PIXEL; else if (strncmp(optarg, "band", 6) == 0) interleaving = BAND; else interleaving = 0; break; case 'o': outfilename = optarg; break; case 'h': usage(EXIT_SUCCESS); default: break; } } if (argc - optind < 2) usage(EXIT_FAILURE); fd = open(argv[optind], O_RDONLY|O_BINARY, 0); if (fd < 0) { fprintf(stderr, "%s: %s: Cannot open input file.\n", argv[0], argv[optind]); return (EXIT_FAILURE); } if (guessSize(fd, dtype, hdr_size, nbands, swab, &width, &length) < 0) return EXIT_FAILURE; if (outfilename == NULL) outfilename = argv[optind+1]; out = TIFFOpen(outfilename, "w"); if (out == NULL) { fprintf(stderr, "%s: %s: Cannot open file for output.\n", argv[0], outfilename); return (EXIT_FAILURE); } TIFFSetField(out, TIFFTAG_IMAGEWIDTH, width); TIFFSetField(out, TIFFTAG_IMAGELENGTH, length); TIFFSetField(out, TIFFTAG_ORIENTATION, ORIENTATION_TOPLEFT); TIFFSetField(out, TIFFTAG_SAMPLESPERPIXEL, nbands); TIFFSetField(out, TIFFTAG_BITSPERSAMPLE, depth * 8); TIFFSetField(out, TIFFTAG_FILLORDER, fillorder); TIFFSetField(out, TIFFTAG_PLANARCONFIG, config); TIFFSetField(out, TIFFTAG_PHOTOMETRIC, photometric); switch (dtype) { case TIFF_BYTE: case TIFF_SHORT: case TIFF_LONG: TIFFSetField(out, TIFFTAG_SAMPLEFORMAT, SAMPLEFORMAT_UINT); break; case TIFF_SBYTE: case TIFF_SSHORT: case TIFF_SLONG: TIFFSetField(out, TIFFTAG_SAMPLEFORMAT, SAMPLEFORMAT_INT); break; case TIFF_FLOAT: case TIFF_DOUBLE: TIFFSetField(out, TIFFTAG_SAMPLEFORMAT, SAMPLEFORMAT_IEEEFP); break; default: TIFFSetField(out, TIFFTAG_SAMPLEFORMAT, SAMPLEFORMAT_VOID); break; } if (compression == (uint16) -1) compression = COMPRESSION_PACKBITS; TIFFSetField(out, TIFFTAG_COMPRESSION, compression); switch (compression) { case COMPRESSION_JPEG: if (photometric == PHOTOMETRIC_RGB && jpegcolormode == JPEGCOLORMODE_RGB) photometric = PHOTOMETRIC_YCBCR; TIFFSetField(out, TIFFTAG_JPEGQUALITY, quality); TIFFSetField(out, TIFFTAG_JPEGCOLORMODE, jpegcolormode); break; case COMPRESSION_LZW: case COMPRESSION_DEFLATE: if (predictor != 0) TIFFSetField(out, TIFFTAG_PREDICTOR, predictor); break; } switch(interleaving) { case BAND: /* band interleaved data */ linebytes = width * depth; buf = (unsigned char *)_TIFFmalloc(linebytes); break; case PIXEL: /* pixel interleaved data */ default: linebytes = width * nbands * depth; break; } bufsize = width * nbands * depth; buf1 = (unsigned char *)_TIFFmalloc(bufsize); rowsperstrip = TIFFDefaultStripSize(out, rowsperstrip); if (rowsperstrip > length) { rowsperstrip = length; } TIFFSetField(out, TIFFTAG_ROWSPERSTRIP, rowsperstrip ); _TIFF_lseek_f(fd, hdr_size, SEEK_SET); /* Skip the file header */ for (row = 0; row < length; row++) { switch(interleaving) { case BAND: /* band interleaved data */ for (band = 0; band < nbands; band++) { if (_TIFF_lseek_f(fd, hdr_size + (length*band+row)*linebytes, SEEK_SET) == (_TIFF_off_t)-1) { fprintf(stderr, "%s: %s: scanline %lu: seek error.\n", argv[0], argv[optind], (unsigned long) row); break; } if (read(fd, buf, linebytes) < 0) { fprintf(stderr, "%s: %s: scanline %lu: Read error.\n", argv[0], argv[optind], (unsigned long) row); break; } if (swab) /* Swap bytes if needed */ swapBytesInScanline(buf, width, dtype); for (col = 0; col < width; col++) memcpy(buf1 + (col*nbands+band)*depth, buf + col * depth, depth); } break; case PIXEL: /* pixel interleaved data */ default: if (read(fd, buf1, bufsize) < 0) { fprintf(stderr, "%s: %s: scanline %lu: Read error.\n", argv[0], argv[optind], (unsigned long) row); break; } if (swab) /* Swap bytes if needed */ swapBytesInScanline(buf1, width, dtype); break; } if (TIFFWriteScanline(out, buf1, row, 0) < 0) { fprintf(stderr, "%s: %s: scanline %lu: Write error.\n", argv[0], outfilename, (unsigned long) row); break; } } if (buf) _TIFFfree(buf); if (buf1) _TIFFfree(buf1); TIFFClose(out); return (EXIT_SUCCESS); } static void swapBytesInScanline(void *buf, uint32 width, TIFFDataType dtype) { switch (dtype) { case TIFF_SHORT: case TIFF_SSHORT: TIFFSwabArrayOfShort((uint16*)buf, (unsigned long)width); break; case TIFF_LONG: case TIFF_SLONG: TIFFSwabArrayOfLong((uint32*)buf, (unsigned long)width); break; /* case TIFF_FLOAT: */ /* FIXME */ case TIFF_DOUBLE: TIFFSwabArrayOfDouble((double*)buf, (unsigned long)width); break; default: break; } } static int guessSize(int fd, TIFFDataType dtype, _TIFF_off_t hdr_size, uint32 nbands, int swab, uint32 *width, uint32 *length) { const float longt = 40.0; /* maximum possible height/width ratio */ char *buf1, *buf2; _TIFF_stat_s filestat; uint32 w, h, scanlinesize, imagesize; uint32 depth = TIFFDataWidth(dtype); double cor_coef = 0, tmp; if (_TIFF_fstat_f(fd, &filestat) == -1) { fprintf(stderr, "Failed to obtain file size.\n"); return -1; } if (filestat.st_size < hdr_size) { fprintf(stderr, "Too large header size specified.\n"); return -1; } imagesize = (filestat.st_size - hdr_size) / nbands / depth; if (*width != 0 && *length == 0) { fprintf(stderr, "Image height is not specified.\n"); *length = imagesize / *width; fprintf(stderr, "Height is guessed as %lu.\n", (unsigned long)*length); return 1; } else if (*width == 0 && *length != 0) { fprintf(stderr, "Image width is not specified.\n"); *width = imagesize / *length; fprintf(stderr, "Width is guessed as %lu.\n", (unsigned long)*width); return 1; } else if (*width == 0 && *length == 0) { unsigned int fail = 0; fprintf(stderr, "Image width and height are not specified.\n"); w = (uint32) sqrt(imagesize / longt); if( w == 0 ) { fprintf(stderr, "Too small image size.\n"); return -1; } for (; w < sqrt(imagesize * longt); w++) { if (imagesize % w == 0) { scanlinesize = w * depth; h = imagesize / w; if (h < 2) continue; /* reads 2 lines at the middle of the image and calculate their correlation. * it works for h >= 2. (in this case it will compare line 0 and line 1 */ buf1 = _TIFFmalloc(scanlinesize); buf2 = _TIFFmalloc(scanlinesize); do { if (_TIFF_lseek_f(fd, hdr_size + (int)((h - 1)/2)*scanlinesize, SEEK_SET) == (_TIFF_off_t)-1) { fprintf(stderr, "seek error.\n"); fail=1; break; } /* read line (h-1)/2 */ if (read(fd, buf1, scanlinesize) != (long) scanlinesize) { fprintf(stderr, "read error.\n"); fail=1; break; } /* read line ((h-1)/2)+1 */ if (read(fd, buf2, scanlinesize) != (long) scanlinesize) { fprintf(stderr, "read error.\n"); fail=1; break; } if (swab) { swapBytesInScanline(buf1, w, dtype); swapBytesInScanline(buf2, w, dtype); } if (0 == memcmp(buf1, buf2, scanlinesize)) { *width = w, *length = h; } else { tmp = fabs(correlation(buf1, buf2, w, dtype)); if (tmp > cor_coef) { cor_coef = tmp; *width = w, *length = h; } } } while (0); _TIFFfree(buf1); _TIFFfree(buf2); } } if (fail) { return -1; } fprintf(stderr, "Width is guessed as %lu, height is guessed as %lu.\n", (unsigned long)*width, (unsigned long)*length); return 1; } else { if (filestat.st_size<(_TIFF_off_t)(hdr_size+(*width)*(*length)*nbands*depth)) { fprintf(stderr, "Input file too small.\n"); return -1; } } return 1; } /* Calculate correlation coefficient between two numeric vectors */ static double correlation(void *buf1, void *buf2, uint32 n_elem, TIFFDataType dtype) { double X, Y, M1 = 0.0, M2 = 0.0, D1 = 0.0, D2 = 0.0, K = 0.0; uint32 i; switch (dtype) { case TIFF_BYTE: default: for (i = 0; i < n_elem; i++) { X = ((unsigned char *)buf1)[i]; Y = ((unsigned char *)buf2)[i]; M1 += X, M2 += Y; D1 += X * X, D2 += Y * Y; K += X * Y; } break; case TIFF_SBYTE: for (i = 0; i < n_elem; i++) { X = ((signed char *)buf1)[i]; Y = ((signed char *)buf2)[i]; M1 += X, M2 += Y; D1 += X * X, D2 += Y * Y; K += X * Y; } break; case TIFF_SHORT: for (i = 0; i < n_elem; i++) { X = ((uint16 *)buf1)[i]; Y = ((uint16 *)buf2)[i]; M1 += X, M2 += Y; D1 += X * X, D2 += Y * Y; K += X * Y; } break; case TIFF_SSHORT: for (i = 0; i < n_elem; i++) { X = ((int16 *)buf1)[i]; Y = ((int16 *)buf2)[i]; M1 += X, M2 += Y; D1 += X * X, D2 += Y * Y; K += X * Y; } break; case TIFF_LONG: for (i = 0; i < n_elem; i++) { X = ((uint32 *)buf1)[i]; Y = ((uint32 *)buf2)[i]; M1 += X, M2 += Y; D1 += X * X, D2 += Y * Y; K += X * Y; } break; case TIFF_SLONG: for (i = 0; i < n_elem; i++) { X = ((int32 *)buf1)[i]; Y = ((int32 *)buf2)[i]; M1 += X, M2 += Y; D1 += X * X, D2 += Y * Y; K += X * Y; } break; case TIFF_FLOAT: for (i = 0; i < n_elem; i++) { X = ((float *)buf1)[i]; Y = ((float *)buf2)[i]; M1 += X, M2 += Y; D1 += X * X, D2 += Y * Y; K += X * Y; } break; case TIFF_DOUBLE: for (i = 0; i < n_elem; i++) { X = ((double *)buf1)[i]; Y = ((double *)buf2)[i]; M1 += X, M2 += Y; D1 += X * X, D2 += Y * Y; K += X * Y; } break; } M1 /= n_elem; M2 /= n_elem; D1 -= M1 * M1 * n_elem; D2 -= M2 * M2 * n_elem; if (D1 * D2 == 0.0) return 0.0; /* avoid divide by zero */ K = (K - M1 * M2 * n_elem) / sqrt(D1 * D2); return K; } static int processCompressOptions(char* opt) { if (strcmp(opt, "none") == 0) compression = COMPRESSION_NONE; else if (strcmp(opt, "packbits") == 0) compression = COMPRESSION_PACKBITS; else if (strncmp(opt, "jpeg", 4) == 0) { char* cp = strchr(opt, ':'); compression = COMPRESSION_JPEG; while( cp ) { if (isdigit((int)cp[1])) quality = atoi(cp+1); else if (cp[1] == 'r' ) jpegcolormode = JPEGCOLORMODE_RAW; else usage(EXIT_FAILURE); cp = strchr(cp+1,':'); } } else if (strncmp(opt, "lzw", 3) == 0) { char* cp = strchr(opt, ':'); if (cp) predictor = atoi(cp+1); compression = COMPRESSION_LZW; } else if (strncmp(opt, "zip", 3) == 0) { char* cp = strchr(opt, ':'); if (cp) predictor = atoi(cp+1); compression = COMPRESSION_DEFLATE; } else return (0); return (1); } static const char* stuff[] = { "raw2tiff --- tool for converting raw byte sequences in TIFF images", "usage: raw2tiff [options] input.raw output.tif", "where options are:", " -L input data has LSB2MSB bit order (default)", " -M input data has MSB2LSB bit order", " -r # make each strip have no more than # rows", " -H # size of input image file header in bytes (0 by default)", " -w # width of input image in pixels", " -l # length of input image in lines", " -b # number of bands in input image (1 by default)", "", " -d data_type type of samples in input image", "where data_type may be:", " byte 8-bit unsigned integer (default)", " short 16-bit unsigned integer", " long 32-bit unsigned integer", " sbyte 8-bit signed integer", " sshort 16-bit signed integer", " slong 32-bit signed integer", " float 32-bit IEEE floating point", " double 64-bit IEEE floating point", "", " -p photo photometric interpretation (color space) of the input image", "where photo may be:", " miniswhite white color represented with 0 value", " minisblack black color represented with 0 value (default)", " rgb image has RGB color model", " cmyk image has CMYK (separated) color model", " ycbcr image has YCbCr color model", " cielab image has CIE L*a*b color model", " icclab image has ICC L*a*b color model", " itulab image has ITU L*a*b color model", "", " -s swap bytes fetched from input file", "", " -i config type of samples interleaving in input image", "where config may be:", " pixel pixel interleaved data (default)", " band band interleaved data", "", " -c lzw[:opts] compress output with Lempel-Ziv & Welch encoding", " -c zip[:opts] compress output with deflate encoding", " -c jpeg[:opts] compress output with JPEG encoding", " -c packbits compress output with packbits encoding", " -c none use no compression algorithm on output", "", "JPEG options:", " # set compression quality level (0-100, default 75)", " r output color image as RGB rather than YCbCr", "For example, -c jpeg:r:50 to get JPEG-encoded RGB data with 50% comp. quality", "", "LZW and deflate options:", " # set predictor value", "For example, -c lzw:2 to get LZW-encoded data with horizontal differencing", " -o out.tif write output to out.tif", " -h this help message", NULL }; static void usage(int code) { int i; FILE * out = (code == EXIT_SUCCESS) ? stdout : stderr; fprintf(out, "%s\n\n", TIFFGetVersion()); for (i = 0; stuff[i] != NULL; i++) fprintf(out, "%s\n", stuff[i]); exit(code); } /* vim: set ts=8 sts=8 sw=8 noet: */ /* * Local Variables: * mode: c * c-basic-offset: 8 * fill-column: 78 * End: */