/* $Id: short_tag.c,v 1.8 2008/04/15 14:20:30 dron Exp $ */

/*

 * Copyright (c) 2004, Andrey Kiselev  <dron@ak4719.spb.edu></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.

 */

/*

 * TIFF Library

 *

 * Module to test SHORT tags read/write functions.

 */

#include "tif_config.h"

#include <stdio.h></stdio.h>

#ifdef HAVE_UNISTD_H 

# include <unistd.h> </unistd.h>

#endif 

#include "tiffio.h"

#include "tifftest.h"

static const char filename[] = "short_test.tiff";

#define	SPP	3		/* Samples per pixel */

const uint16	width = 1;

const uint16	length = 1;

const uint16	bps = 8;

const uint16	photometric = PHOTOMETRIC_RGB;

const uint16	rows_per_strip = 1;

const uint16	planarconfig = PLANARCONFIG_CONTIG;

static const struct {

	const ttag_t	tag;

	const uint16	value;

} short_single_tags[] = {

	{ TIFFTAG_COMPRESSION, COMPRESSION_NONE },

	{ TIFFTAG_FILLORDER, FILLORDER_MSB2LSB },

	{ TIFFTAG_ORIENTATION, ORIENTATION_BOTRIGHT },

	{ TIFFTAG_RESOLUTIONUNIT, RESUNIT_INCH },

	{ TIFFTAG_MINSAMPLEVALUE, 23 },

	{ TIFFTAG_MAXSAMPLEVALUE, 241 },

	{ TIFFTAG_INKSET, INKSET_MULTIINK },

	{ TIFFTAG_NUMBEROFINKS, SPP },

	{ TIFFTAG_SAMPLEFORMAT, SAMPLEFORMAT_UINT }

};

#define NSINGLETAGS   (sizeof(short_single_tags) / sizeof(short_single_tags[0]))

static const struct {

	const ttag_t	tag;

	const uint16	values[2];

} short_paired_tags[] = {

	{ TIFFTAG_PAGENUMBER, {1, 1} },

	{ TIFFTAG_HALFTONEHINTS, {0, 255} },

	{ TIFFTAG_DOTRANGE, {8, 16} },

	{ TIFFTAG_YCBCRSUBSAMPLING, {2, 1} }

};

#define NPAIREDTAGS   (sizeof(short_paired_tags) / sizeof(short_paired_tags[0]))

int

main()

{

	TIFF		*tif;

	size_t		i;

	unsigned char	buf[SPP] = { 0, 127, 255 };

	/* Test whether we can write tags. */

	tif = TIFFOpen(filename, "w");

	if (!tif) {

		fprintf (stderr, "Can't create test TIFF file %s.\n", filename);

		return 1;

	}

	if (!TIFFSetField(tif, TIFFTAG_IMAGEWIDTH, width)) {

		fprintf (stderr, "Can't set ImageWidth tag.\n");

		goto failure;

	}

	if (!TIFFSetField(tif, TIFFTAG_IMAGELENGTH, length)) {

		fprintf (stderr, "Can't set ImageLength tag.\n");

		goto failure;

	}

	if (!TIFFSetField(tif, TIFFTAG_BITSPERSAMPLE, bps)) {

		fprintf (stderr, "Can't set BitsPerSample tag.\n");

		goto failure;

	}

	if (!TIFFSetField(tif, TIFFTAG_SAMPLESPERPIXEL, SPP)) {

		fprintf (stderr, "Can't set SamplesPerPixel tag.\n");

		goto failure;

	}

	if (!TIFFSetField(tif, TIFFTAG_ROWSPERSTRIP, rows_per_strip)) {

		fprintf (stderr, "Can't set SamplesPerPixel tag.\n");

		goto failure;

	}

	if (!TIFFSetField(tif, TIFFTAG_PLANARCONFIG, planarconfig)) {

		fprintf (stderr, "Can't set PlanarConfiguration tag.\n");

		goto failure;

	}

	if (!TIFFSetField(tif, TIFFTAG_PHOTOMETRIC, photometric)) {

		fprintf (stderr, "Can't set PhotometricInterpretation tag.\n");

		goto failure;

	}

	for (i = 0; i < NSINGLETAGS; i++) {

		if (!TIFFSetField(tif, short_single_tags[i].tag,

				  short_single_tags[i].value)) {

			fprintf(stderr, "Can't set tag %lu.\n",

				(unsigned long)short_single_tags[i].tag);

			goto failure;

		}

	}

	for (i = 0; i < NPAIREDTAGS; i++) {

		if (!TIFFSetField(tif, short_paired_tags[i].tag,

				  short_paired_tags[i].values[0],

				  short_paired_tags[i].values[1])) {

			fprintf(stderr, "Can't set tag %lu.\n",

				(unsigned long)short_paired_tags[i].tag);

			goto failure;

		}

	}

	/* Write dummy pixel data. */

	if (!TIFFWriteScanline(tif, buf, 0, 0) < 0) {

		fprintf (stderr, "Can't write image data.\n");

		goto failure;

	}

	TIFFClose(tif);

	/* Ok, now test whether we can read written values. */

	tif = TIFFOpen(filename, "r");

	if (!tif) {

		fprintf (stderr, "Can't open test TIFF file %s.\n", filename);

		return 1;

	}

	if (CheckLongField(tif, TIFFTAG_IMAGEWIDTH, width) < 0)

		goto failure;

	if (CheckLongField(tif, TIFFTAG_IMAGELENGTH, length) < 0)

		goto failure;

	if (CheckShortField(tif, TIFFTAG_BITSPERSAMPLE, bps) < 0)

		goto failure;

	if (CheckShortField(tif, TIFFTAG_PHOTOMETRIC, photometric) < 0)

		goto failure;

	if (CheckShortField(tif, TIFFTAG_SAMPLESPERPIXEL, SPP) < 0)

		goto failure;

	if (CheckLongField(tif, TIFFTAG_ROWSPERSTRIP, rows_per_strip) < 0)

		goto failure;

	if (CheckShortField(tif, TIFFTAG_PLANARCONFIG, planarconfig) < 0)

		goto failure;

	for (i = 0; i < NSINGLETAGS; i++) {

		if (CheckShortField(tif, short_single_tags[i].tag,

				    short_single_tags[i].value) < 0)

			goto failure;

	}

	for (i = 0; i < NPAIREDTAGS; i++) {

		if (CheckShortPairedField(tif, short_paired_tags[i].tag,

					  short_paired_tags[i].values) < 0)

			goto failure;

	}

	TIFFClose(tif);

	/* All tests passed; delete file and exit with success status. */

	unlink(filename);

	return 0;

failure:

	/* 

	 * Something goes wrong; close file and return unsuccessful status.

	 * Do not remove the file for further manual investigation.

	 */

	TIFFClose(tif);

	return 1;

}

/* vim: set ts=8 sts=8 sw=8 noet: */