[wxWidgets.git] / src / tiff / tools / raw2tiff.c

 *
 * Project:  libtiff tools
 * Purpose:  Convert raw byte sequences in TIFF images
 * Author:   Andrey Kiselev, dron@ak4719.spb.edu
 *
 ******************************************************************************
 * Copyright (c) 2002, Andrey Kiselev <dron@ak4719.spb.edu>
 *
 * 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 <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <sys/stat.h>
#include <sys/types.h>
#include <math.h>
#include <ctype.h>

#ifdef HAVE_UNISTD_H
# include <unistd.h>
#endif

#if HAVE_FCNTL_H
# include <fcntl.h>
#endif

#if HAVE_SYS_TYPES_H
# include <sys/types.h>
#endif

#if HAVE_IO_H
# include <io.h>
#endif

#ifdef NEED_LIBPORT
# include "libport.h"
#endif

#include "tiffio.h"

#ifndef HAVE_GETOPT
extern int getopt(int, char**, char*);
#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, off_t, uint32, int,
		     uint32 *, uint32 *);
static double correlation(void *, void *, uint32, TIFFDataType);
static void usage(void);
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*/
	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;
	extern int optind;
	extern char* optarg;

	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();
			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();
		default:
			break;
		}
        }

        if (argc - optind < 2)
		usage();

        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 (-1);
	}

	if (guessSize(fd, dtype, hdr_size, nbands, swab, &width, &length) < 0)
		return 1;

	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 (-1);
	}
	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 );

	lseek(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++) {
				lseek(fd,
				      hdr_size + (length*band+row)*linebytes,
				      SEEK_SET);
				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 (0);
}

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, 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;
	struct stat filestat;
	uint32	    w, h, scanlinesize, imagesize;
	uint32	    depth = TIFFDataWidth(dtype);
	float	    cor_coef = 0, tmp;

	fstat(fd, &filestat);

	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) {
		fprintf(stderr,	"Image width and height are not specified.\n");

		for (w = (uint32) sqrt(imagesize / longt);
		     w < sqrt(imagesize * longt);
		     w++) {
			if (imagesize % w == 0) {
				scanlinesize = w * depth;
				buf1 = _TIFFmalloc(scanlinesize);
				buf2 = _TIFFmalloc(scanlinesize);
				h = imagesize / w;
				lseek(fd, hdr_size + (int)(h/2)*scanlinesize,
				      SEEK_SET);
				read(fd, buf1, scanlinesize);
				read(fd, buf2, scanlinesize);
				if (swab) {
					swapBytesInScanline(buf1, w, dtype);
					swapBytesInScanline(buf2, w, dtype);
				}
				tmp = (float) fabs(correlation(buf1, buf2,
							       w, dtype));
				if (tmp > cor_coef) {
					cor_coef = tmp;
					*width = w, *length = h;
				}

				_TIFFfree(buf1);
				_TIFFfree(buf2);
			}
		}

		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<(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;
	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();

                    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 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(void)
{
	char buf[BUFSIZ];
	int i;

	setbuf(stderr, buf);
        fprintf(stderr, "%s\n\n", TIFFGetVersion());
	for (i = 0; stuff[i] != NULL; i++)
		fprintf(stderr, "%s\n", stuff[i]);
	exit(-1);
}

/* vim: set ts=8 sts=8 sw=8 noet: */
/*
 * Local Variables:
 * mode: c
 * c-basic-offset: 8
 * fill-column: 78
 * End:
 */
Commit	Line	Data
8414a40c VZ	1	*
	2	* Project: libtiff tools
	3	* Purpose: Convert raw byte sequences in TIFF images
	4	* Author: Andrey Kiselev, dron@ak4719.spb.edu
	5	*
	6	******************************************************************************
	7	* Copyright (c) 2002, Andrey Kiselev <dron@ak4719.spb.edu>
	8	*
	9	* Permission to use, copy, modify, distribute, and sell this software and
	10	* its documentation for any purpose is hereby granted without fee, provided
	11	* that (i) the above copyright notices and this permission notice appear in
	12	* all copies of the software and related documentation, and (ii) the names of
	13	* Sam Leffler and Silicon Graphics may not be used in any advertising or
	14	* publicity relating to the software without the specific, prior written
	15	* permission of Sam Leffler and Silicon Graphics.
	16	*
	17	* THE SOFTWARE IS PROVIDED "AS-IS" AND WITHOUT WARRANTY OF ANY KIND,
	18	* EXPRESS, IMPLIED OR OTHERWISE, INCLUDING WITHOUT LIMITATION, ANY
	19	* WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE.
	20	*
	21	* IN NO EVENT SHALL SAM LEFFLER OR SILICON GRAPHICS BE LIABLE FOR
	22	* ANY SPECIAL, INCIDENTAL, INDIRECT OR CONSEQUENTIAL DAMAGES OF ANY KIND,
	23	* OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
	24	* WHETHER OR NOT ADVISED OF THE POSSIBILITY OF DAMAGE, AND ON ANY THEORY OF
	25	* LIABILITY, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
	26	* OF THIS SOFTWARE.
	27	*/
	28
	29	#include "tif_config.h"
	30
	31	#include <stdio.h>
	32	#include <stdlib.h>
	33	#include <string.h>
	34	#include <sys/stat.h>
	35	#include <sys/types.h>
	36	#include <math.h>
	37	#include <ctype.h>
	38
	39	#ifdef HAVE_UNISTD_H
	40	# include <unistd.h>
	41	#endif
	42
	43	#if HAVE_FCNTL_H
	44	# include <fcntl.h>
	45	#endif
	46
	47	#if HAVE_SYS_TYPES_H
	48	# include <sys/types.h>
	49	#endif
	50
	51	#if HAVE_IO_H
	52	# include <io.h>
	53	#endif
	54
80ed523f VZ	55	#ifdef NEED_LIBPORT
	56	# include "libport.h"
	57	#endif
	58
8414a40c VZ	59	#include "tiffio.h"
	60
	61	#ifndef HAVE_GETOPT
	62	extern int getopt(int, char*, char);
	63	#endif
	64
	65	#ifndef O_BINARY
	66	# define O_BINARY 0
	67	#endif
	68
	69	typedef enum {
	70	PIXEL,
	71	BAND
	72	} InterleavingType;
	73
	74	static uint16 compression = (uint16) -1;
	75	static int jpegcolormode = JPEGCOLORMODE_RGB;
	76	static int quality = 75; /* JPEG quality */
	77	static uint16 predictor = 0;
	78
	79	static void swapBytesInScanline(void *, uint32, TIFFDataType);
	80	static int guessSize(int, TIFFDataType, off_t, uint32, int,
	81	uint32 , uint32 );
	82	static double correlation(void , void , uint32, TIFFDataType);
	83	static void usage(void);
	84	static int processCompressOptions(char*);
	85
	86	int
	87	main(int argc, char* argv[])
	88	{
	89	uint32 width = 0, length = 0, linebytes, bufsize;
	90	uint32 nbands = 1; /* number of bands in input image*/
	91	off_t hdr_size = 0; /* size of the header to skip */
	92	TIFFDataType dtype = TIFF_BYTE;
	93	int16 depth = 1; /* bytes per pixel in input image */
	94	int swab = 0; /* byte swapping flag */
	95	InterleavingType interleaving = 0; /* interleaving type flag */
	96	uint32 rowsperstrip = (uint32) -1;
	97	uint16 photometric = PHOTOMETRIC_MINISBLACK;
	98	uint16 config = PLANARCONFIG_CONTIG;
	99	uint16 fillorder = FILLORDER_LSB2MSB;
	100	int fd;
	101	char *outfilename = NULL;
	102	TIFF *out;
	103
	104	uint32 row, col, band;
	105	int c;
	106	unsigned char buf = NULL, buf1 = NULL;
	107	extern int optind;
	108	extern char* optarg;
	109
	110	while ((c = getopt(argc, argv, "c:r:H:w:l:b:d:LMp:si:o:h")) != -1) {
	111	switch (c) {
	112	case 'c': /* compression scheme */
	113	if (!processCompressOptions(optarg))
	114	usage();
	115	break;
	116	case 'r': /* rows/strip */
	117	rowsperstrip = atoi(optarg);
	118	break;
	119	case 'H': /* size of input image file header */
	120	hdr_size = atoi(optarg);
	121	break;
	122	case 'w': /* input image width */
123	width = atoi(optarg);
124	break;
125	case 'l': /* input image length */
126	length = atoi(optarg);
127	break;
128	case 'b': /* number of bands in input image */
129	nbands = atoi(optarg);
130	break;
131	case 'd': /* type of samples in input image */
132	if (strncmp(optarg, "byte", 4) == 0)
133	dtype = TIFF_BYTE;
134	else if (strncmp(optarg, "short", 5) == 0)
135	dtype = TIFF_SHORT;
136	else if (strncmp(optarg, "long", 4) == 0)
137	dtype = TIFF_LONG;
138	else if (strncmp(optarg, "sbyte", 5) == 0)
139	dtype = TIFF_SBYTE;
140	else if (strncmp(optarg, "sshort", 6) == 0)
141	dtype = TIFF_SSHORT;
142	else if (strncmp(optarg, "slong", 5) == 0)
143	dtype = TIFF_SLONG;
144	else if (strncmp(optarg, "float", 5) == 0)
145	dtype = TIFF_FLOAT;
146	else if (strncmp(optarg, "double", 6) == 0)
147	dtype = TIFF_DOUBLE;
148	else
149	dtype = TIFF_BYTE;
150	depth = TIFFDataWidth(dtype);
151	break;
152	case 'L': /* input has lsb-to-msb fillorder */
153	fillorder = FILLORDER_LSB2MSB;
154	break;
155	case 'M': /* input has msb-to-lsb fillorder */
156	fillorder = FILLORDER_MSB2LSB;
157	break;
158	case 'p': /* photometric interpretation */
159	if (strncmp(optarg, "miniswhite", 10) == 0)
160	photometric = PHOTOMETRIC_MINISWHITE;
161	else if (strncmp(optarg, "minisblack", 10) == 0)
162	photometric = PHOTOMETRIC_MINISBLACK;
163	else if (strncmp(optarg, "rgb", 3) == 0)
164	photometric = PHOTOMETRIC_RGB;
165	else if (strncmp(optarg, "cmyk", 4) == 0)
166	photometric = PHOTOMETRIC_SEPARATED;
167	else if (strncmp(optarg, "ycbcr", 5) == 0)
168	photometric = PHOTOMETRIC_YCBCR;
169	else if (strncmp(optarg, "cielab", 6) == 0)
170	photometric = PHOTOMETRIC_CIELAB;
171	else if (strncmp(optarg, "icclab", 6) == 0)
172	photometric = PHOTOMETRIC_ICCLAB;
173	else if (strncmp(optarg, "itulab", 6) == 0)
174	photometric = PHOTOMETRIC_ITULAB;
175	else
176	photometric = PHOTOMETRIC_MINISBLACK;
177	break;
178	case 's': /* do we need to swap bytes? */
179	swab = 1;
180	break;
181	case 'i': /* type of interleaving */
182	if (strncmp(optarg, "pixel", 4) == 0)
183	interleaving = PIXEL;
184	else if (strncmp(optarg, "band", 6) == 0)
185	interleaving = BAND;
186	else
187	interleaving = 0;
188	break;
189	case 'o':
190	outfilename = optarg;
191	break;
192	case 'h':
193	usage();
194	default:
195	break;
196	}
197	}
198
199	if (argc - optind < 2)
200	usage();
201
202	fd = open(argv[optind], O_RDONLY\|O_BINARY, 0);
203	if (fd < 0) {
204	fprintf(stderr, "%s: %s: Cannot open input file.\n",
205	argv[0], argv[optind]);
206	return (-1);
207	}
208
209	if (guessSize(fd, dtype, hdr_size, nbands, swab, &width, &length) < 0)
210	return 1;
211
212	if (outfilename == NULL)
213	outfilename = argv[optind+1];
214	out = TIFFOpen(outfilename, "w");
215	if (out == NULL) {
216	fprintf(stderr, "%s: %s: Cannot open file for output.\n",
217	argv[0], outfilename);
218	return (-1);
219	}
220	TIFFSetField(out, TIFFTAG_IMAGEWIDTH, width);
221	TIFFSetField(out, TIFFTAG_IMAGELENGTH, length);
222	TIFFSetField(out, TIFFTAG_ORIENTATION, ORIENTATION_TOPLEFT);
223	TIFFSetField(out, TIFFTAG_SAMPLESPERPIXEL, nbands);
224	TIFFSetField(out, TIFFTAG_BITSPERSAMPLE, depth * 8);
225	TIFFSetField(out, TIFFTAG_FILLORDER, fillorder);
226	TIFFSetField(out, TIFFTAG_PLANARCONFIG, config);
227	TIFFSetField(out, TIFFTAG_PHOTOMETRIC, photometric);
228	switch (dtype) {
229	case TIFF_BYTE:
230	case TIFF_SHORT:
231	case TIFF_LONG:
232	TIFFSetField(out, TIFFTAG_SAMPLEFORMAT, SAMPLEFORMAT_UINT);
233	break;
234	case TIFF_SBYTE:
235	case TIFF_SSHORT:
236	case TIFF_SLONG:
237	TIFFSetField(out, TIFFTAG_SAMPLEFORMAT, SAMPLEFORMAT_INT);
238	break;
239	case TIFF_FLOAT:
240	case TIFF_DOUBLE:
241	TIFFSetField(out, TIFFTAG_SAMPLEFORMAT, SAMPLEFORMAT_IEEEFP);
242	break;
243	default:
244	TIFFSetField(out, TIFFTAG_SAMPLEFORMAT, SAMPLEFORMAT_VOID);
245	break;
246	}
247	if (compression == (uint16) -1)
248	compression = COMPRESSION_PACKBITS;
249	TIFFSetField(out, TIFFTAG_COMPRESSION, compression);
250	switch (compression) {
251	case COMPRESSION_JPEG:
252	if (photometric == PHOTOMETRIC_RGB
253	&& jpegcolormode == JPEGCOLORMODE_RGB)
254	photometric = PHOTOMETRIC_YCBCR;
255	TIFFSetField(out, TIFFTAG_JPEGQUALITY, quality);
256	TIFFSetField(out, TIFFTAG_JPEGCOLORMODE, jpegcolormode);
257	break;
258	case COMPRESSION_LZW:
259	case COMPRESSION_DEFLATE:
260	if (predictor != 0)
261	TIFFSetField(out, TIFFTAG_PREDICTOR, predictor);
262	break;
263	}
264	switch(interleaving) {
265	case BAND: /* band interleaved data */
266	linebytes = width * depth;
267	buf = (unsigned char *)_TIFFmalloc(linebytes);
268	break;
269	case PIXEL: /* pixel interleaved data */
270	default:
271	linebytes = width * nbands * depth;
272	break;
273	}
274	bufsize = width * nbands * depth;
275	buf1 = (unsigned char *)_TIFFmalloc(bufsize);
276
277	rowsperstrip = TIFFDefaultStripSize(out, rowsperstrip);
278	if (rowsperstrip > length) {
279	rowsperstrip = length;
280	}
281	TIFFSetField(out, TIFFTAG_ROWSPERSTRIP, rowsperstrip );
282
283	lseek(fd, hdr_size, SEEK_SET); /* Skip the file header */
284	for (row = 0; row < length; row++) {
285	switch(interleaving) {
286	case BAND: /* band interleaved data */
287	for (band = 0; band < nbands; band++) {
288	lseek(fd,
289	hdr_size + (lengthband+row)linebytes,
290	SEEK_SET);
291	if (read(fd, buf, linebytes) < 0) {
292	fprintf(stderr,
293	"%s: %s: scanline %lu: Read error.\n",
294	argv[0], argv[optind],
295	(unsigned long) row);
296	break;
297	}
298	if (swab) /* Swap bytes if needed */
299	swapBytesInScanline(buf, width, dtype);
300	for (col = 0; col < width; col++)
301	memcpy(buf1 + (colnbands+band)depth,
302	buf + col * depth, depth);
303	}
304	break;
305	case PIXEL: /* pixel interleaved data */
306	default:
307	if (read(fd, buf1, bufsize) < 0) {
308	fprintf(stderr,
309	"%s: %s: scanline %lu: Read error.\n",
310	argv[0], argv[optind],
311	(unsigned long) row);
312	break;
313	}
314	if (swab) /* Swap bytes if needed */
315	swapBytesInScanline(buf1, width, dtype);
316	break;
317	}
318
319	if (TIFFWriteScanline(out, buf1, row, 0) < 0) {
320	fprintf(stderr, "%s: %s: scanline %lu: Write error.\n",
321	argv[0], outfilename, (unsigned long) row);
322	break;
323	}
324	}
325	if (buf)
326	_TIFFfree(buf);
327	if (buf1)
328	_TIFFfree(buf1);
329	TIFFClose(out);
330	return (0);
331	}
332
333	static void
334	swapBytesInScanline(void *buf, uint32 width, TIFFDataType dtype)
335	{
336	switch (dtype) {
337	case TIFF_SHORT:
338	case TIFF_SSHORT:
339	TIFFSwabArrayOfShort((uint16*)buf,
340	(unsigned long)width);
341	break;
342	case TIFF_LONG:
343	case TIFF_SLONG:
344	TIFFSwabArrayOfLong((uint32*)buf,
345	(unsigned long)width);
346	break;
347	/* case TIFF_FLOAT: / / FIXME */
348	case TIFF_DOUBLE:
349	TIFFSwabArrayOfDouble((double*)buf,
350	(unsigned long)width);
351	break;
352	default:
353	break;
354	}
355	}
356
357	static int
358	guessSize(int fd, TIFFDataType dtype, off_t hdr_size, uint32 nbands,
359	int swab, uint32 width, uint32 length)
360	{
361	const float longt = 40.0; /* maximum possible height/width ratio */
362	char buf1, buf2;
363	struct stat filestat;
364	uint32 w, h, scanlinesize, imagesize;
365	uint32 depth = TIFFDataWidth(dtype);
366	float cor_coef = 0, tmp;
367
368	fstat(fd, &filestat);
369
370	if (filestat.st_size < hdr_size) {
371	fprintf(stderr, "Too large header size specified.\n");
372	return -1;
373	}
374
375	imagesize = (filestat.st_size - hdr_size) / nbands / depth;
376
377	if (width != 0 && length == 0) {
378	fprintf(stderr, "Image height is not specified.\n");
379
380	length = imagesize / width;
381
382	fprintf(stderr, "Height is guessed as %lu.\n",
383	(unsigned long)*length);
384
385	return 1;
386	} else if (width == 0 && length != 0) {
387	fprintf(stderr, "Image width is not specified.\n");
388
389	width = imagesize / length;
390
391	fprintf(stderr, "Width is guessed as %lu.\n",
392	(unsigned long)*width);
393
394	return 1;
395	} else if (width == 0 && length == 0) {
396	fprintf(stderr, "Image width and height are not specified.\n");
397
398	for (w = (uint32) sqrt(imagesize / longt);
399	w < sqrt(imagesize * longt);
400	w++) {
401	if (imagesize % w == 0) {
402	scanlinesize = w * depth;
403	buf1 = _TIFFmalloc(scanlinesize);
404	buf2 = _TIFFmalloc(scanlinesize);
405	h = imagesize / w;
406	lseek(fd, hdr_size + (int)(h/2)*scanlinesize,
407	SEEK_SET);
408	read(fd, buf1, scanlinesize);
409	read(fd, buf2, scanlinesize);
410	if (swab) {
411	swapBytesInScanline(buf1, w, dtype);
412	swapBytesInScanline(buf2, w, dtype);
413	}
414	tmp = (float) fabs(correlation(buf1, buf2,
415	w, dtype));
416	if (tmp > cor_coef) {
417	cor_coef = tmp;
418	width = w, length = h;
419	}
420
421	_TIFFfree(buf1);
422	_TIFFfree(buf2);
423	}
424	}
425
426	fprintf(stderr,
427	"Width is guessed as %lu, height is guessed as %lu.\n",
428	(unsigned long)width, (unsigned long)length);
429
430	return 1;
431	} else {
432	if (filestat.st_size<(off_t)(hdr_size+(width)(length)nbands*depth)) {
433	fprintf(stderr, "Input file too small.\n");
434	return -1;
435	}
436	}
437
438	return 1;
439	}
440
441	/* Calculate correlation coefficient between two numeric vectors */
442	static double
443	correlation(void buf1, void buf2, uint32 n_elem, TIFFDataType dtype)
444	{
445	double X, Y, M1 = 0.0, M2 = 0.0, D1 = 0.0, D2 = 0.0, K = 0.0;
446	uint32 i;
447
448	switch (dtype) {
449	case TIFF_BYTE:
450	default:
451	for (i = 0; i < n_elem; i++) {
452	X = ((unsigned char *)buf1)[i];
453	Y = ((unsigned char *)buf2)[i];
454	M1 += X, M2 += Y;
455	D1 += X * X, D2 += Y * Y;
456	K += X * Y;
457	}
458	break;
459	case TIFF_SBYTE:
460	for (i = 0; i < n_elem; i++) {
461	X = ((signed char *)buf1)[i];
462	Y = ((signed char *)buf2)[i];
463	M1 += X, M2 += Y;
464	D1 += X * X, D2 += Y * Y;
465	K += X * Y;
466	}
467	break;
468	case TIFF_SHORT:
469	for (i = 0; i < n_elem; i++) {
470	X = ((uint16 *)buf1)[i];
471	Y = ((uint16 *)buf2)[i];
472	M1 += X, M2 += Y;
473	D1 += X * X, D2 += Y * Y;
474	K += X * Y;
475	}
476	break;
477	case TIFF_SSHORT:
478	for (i = 0; i < n_elem; i++) {
479	X = ((int16 *)buf1)[i];
480	Y = ((int16 *)buf2)[i];
481	M1 += X, M2 += Y;
482	D1 += X * X, D2 += Y * Y;
483	K += X * Y;
484	}
485	break;
486	case TIFF_LONG:
487	for (i = 0; i < n_elem; i++) {
488	X = ((uint32 *)buf1)[i];
489	Y = ((uint32 *)buf2)[i];
490	M1 += X, M2 += Y;
491	D1 += X * X, D2 += Y * Y;
492	K += X * Y;
493	}
494	break;
495	case TIFF_SLONG:
496	for (i = 0; i < n_elem; i++) {
497	X = ((int32 *)buf1)[i];
498	Y = ((int32 *)buf2)[i];
499	M1 += X, M2 += Y;
500	D1 += X * X, D2 += Y * Y;
501	K += X * Y;
502	}
503	break;
504	case TIFF_FLOAT:
505	for (i = 0; i < n_elem; i++) {
506	X = ((float *)buf1)[i];
507	Y = ((float *)buf2)[i];
508	M1 += X, M2 += Y;
509	D1 += X * X, D2 += Y * Y;
510	K += X * Y;
511	}
512	break;
513	case TIFF_DOUBLE:
514	for (i = 0; i < n_elem; i++) {
515	X = ((double *)buf1)[i];
516	Y = ((double *)buf2)[i];
517	M1 += X, M2 += Y;
518	D1 += X * X, D2 += Y * Y;
519	K += X * Y;
520	}
521	break;
522	}
523
524	M1 /= n_elem;
525	M2 /= n_elem;
526	D1 -= M1 * M1 * n_elem;
527	D2 -= M2 * M2 * n_elem;
528	K = (K - M1 * M2 * n_elem) / sqrt(D1 * D2);
529
530	return K;
531	}
532
533	static int
534	processCompressOptions(char* opt)
535	{
536	if (strcmp(opt, "none") == 0)
537	compression = COMPRESSION_NONE;
538	else if (strcmp(opt, "packbits") == 0)
539	compression = COMPRESSION_PACKBITS;
540	else if (strncmp(opt, "jpeg", 4) == 0) {
541	char* cp = strchr(opt, ':');
542
543	compression = COMPRESSION_JPEG;
544	while( cp )
545	{
546	if (isdigit((int)cp[1]))
547	quality = atoi(cp+1);
548	else if (cp[1] == 'r' )
549	jpegcolormode = JPEGCOLORMODE_RAW;
550	else
551	usage();
552
553	cp = strchr(cp+1,':');
554	}
555	} else if (strncmp(opt, "lzw", 3) == 0) {
556	char* cp = strchr(opt, ':');
557	if (cp)
558	predictor = atoi(cp+1);
559	compression = COMPRESSION_LZW;
560	} else if (strncmp(opt, "zip", 3) == 0) {
561	char* cp = strchr(opt, ':');
562	if (cp)
563	predictor = atoi(cp+1);
564	compression = COMPRESSION_DEFLATE;
565	} else
566	return (0);
567	return (1);
568	}
569
570	static char* stuff[] = {
571	"raw2tiff --- tool for converting raw byte sequences in TIFF images",
572	"usage: raw2tiff [options] input.raw output.tif",
573	"where options are:",
574	" -L input data has LSB2MSB bit order (default)",
575	" -M input data has MSB2LSB bit order",
576	" -r # make each strip have no more than # rows",
577	" -H # size of input image file header in bytes (0 by default)",
578	" -w # width of input image in pixels",
579	" -l # length of input image in lines",
580	" -b # number of bands in input image (1 by default)",
581	"",
582	" -d data_type type of samples in input image",
583	"where data_type may be:",
584	" byte 8-bit unsigned integer (default)",
585	" short 16-bit unsigned integer",
586	" long 32-bit unsigned integer",
587	" sbyte 8-bit signed integer",
588	" sshort 16-bit signed integer",
589	" slong 32-bit signed integer",
590	" float 32-bit IEEE floating point",
591	" double 64-bit IEEE floating point",
592	"",
593	" -p photo photometric interpretation (color space) of the input image",
594	"where photo may be:",
595	" miniswhite white color represented with 0 value",
596	" minisblack black color represented with 0 value (default)",
597	" rgb image has RGB color model",
598	" cmyk image has CMYK (separated) color model",
599	" ycbcr image has YCbCr color model",
600	" cielab image has CIE Lab color model",
601	" icclab image has ICC Lab color model",
602	" itulab image has ITU Lab color model",
603	"",
604	" -s swap bytes fetched from input file",
605	"",
606	" -i config type of samples interleaving in input image",
607	"where config may be:",
608	" pixel pixel interleaved data (default)",
609	" band band interleaved data",
610	"",
611	" -c lzw[:opts] compress output with Lempel-Ziv & Welch encoding",
612	" -c zip[:opts] compress output with deflate encoding",
613	" -c jpeg[:opts] compress output with JPEG encoding",
614	" -c packbits compress output with packbits encoding",
615	" -c none use no compression algorithm on output",
616	"",
617	"JPEG options:",
618	" # set compression quality level (0-100, default 75)",
619	" r output color image as RGB rather than YCbCr",
620	"For example, -c jpeg:r:50 to get JPEG-encoded RGB data with 50% comp. quality",
621	"",
622	"LZW and deflate options:",
623	" # set predictor value",
624	"For example, -c lzw:2 to get LZW-encoded data with horizontal differencing",
625	" -o out.tif write output to out.tif",
626	" -h this help message",
627	NULL
628	};
629
630	static void
631	usage(void)
632	{
633	char buf[BUFSIZ];
634	int i;
635
636	setbuf(stderr, buf);
637	fprintf(stderr, "%s\n\n", TIFFGetVersion());
638	for (i = 0; stuff[i] != NULL; i++)
639	fprintf(stderr, "%s\n", stuff[i]);
640	exit(-1);
641	}
642
643	/* vim: set ts=8 sts=8 sw=8 noet: */
80ed523f VZ	644	/*
	645	* Local Variables:
	646	* mode: c
	647	* c-basic-offset: 8
	648	* fill-column: 78
	649	* End:
	650	*/