jas_icc.c

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/*
 * Copyright (c) 2002-2003 Michael David Adams.
 * All rights reserved.
 */

/* __START_OF_JASPER_LICENSE__
 * 
 * JasPer Software License
 * 
 * IMAGE POWER JPEG-2000 PUBLIC LICENSE
 * ************************************
 * 
 * GRANT:
 * 
 * Permission is hereby granted, free of charge, to any person (the "User")
 * obtaining a copy of this software and associated documentation, to deal
 * in the JasPer Software without restriction, including without limitation
 * the right to use, copy, modify, merge, publish, distribute, sublicense,
 * and/or sell copies of the JasPer Software (in source and binary forms),
 * and to permit persons to whom the JasPer Software is furnished to do so,
 * provided further that the License Conditions below are met.
 * 
 * License Conditions
 * ******************
 * 
 * A.  Redistributions of source code must retain the above copyright notice,
 * and this list of conditions, and the following disclaimer.
 * 
 * B.  Redistributions in binary form must reproduce the above copyright
 * notice, and this list of conditions, and the following disclaimer in
 * the documentation and/or other materials provided with the distribution.
 * 
 * C.  Neither the name of Image Power, Inc. nor any other contributor
 * (including, but not limited to, the University of British Columbia and
 * Michael David Adams) may be used to endorse or promote products derived
 * from this software without specific prior written permission.
 * 
 * D.  User agrees that it shall not commence any action against Image Power,
 * Inc., the University of British Columbia, Michael David Adams, or any
 * other contributors (collectively "Licensors") for infringement of any
 * intellectual property rights ("IPR") held by the User in respect of any
 * technology that User owns or has a right to license or sublicense and
 * which is an element required in order to claim compliance with ISO/IEC
 * 15444-1 (i.e., JPEG-2000 Part 1).  "IPR" means all intellectual property
 * rights worldwide arising under statutory or common law, and whether
 * or not perfected, including, without limitation, all (i) patents and
 * patent applications owned or licensable by User; (ii) rights associated
 * with works of authorship including copyrights, copyright applications,
 * copyright registrations, mask work rights, mask work applications,
 * mask work registrations; (iii) rights relating to the protection of
 * trade secrets and confidential information; (iv) any right analogous
 * to those set forth in subsections (i), (ii), or (iii) and any other
 * proprietary rights relating to intangible property (other than trademark,
 * trade dress, or service mark rights); and (v) divisions, continuations,
 * renewals, reissues and extensions of the foregoing (as and to the extent
 * applicable) now existing, hereafter filed, issued or acquired.
 * 
 * E.  If User commences an infringement action against any Licensor(s) then
 * such Licensor(s) shall have the right to terminate User's license and
 * all sublicenses that have been granted hereunder by User to other parties.
 * 
 * F.  This software is for use only in hardware or software products that
 * are compliant with ISO/IEC 15444-1 (i.e., JPEG-2000 Part 1).  No license
 * or right to this Software is granted for products that do not comply
 * with ISO/IEC 15444-1.  The JPEG-2000 Part 1 standard can be purchased
 * from the ISO.
 * 
 * THIS DISCLAIMER OF WARRANTY CONSTITUTES AN ESSENTIAL PART OF THIS LICENSE.
 * NO USE OF THE JASPER SOFTWARE IS AUTHORIZED HEREUNDER EXCEPT UNDER
 * THIS DISCLAIMER.  THE JASPER SOFTWARE IS PROVIDED BY THE LICENSORS AND
 * CONTRIBUTORS UNDER THIS LICENSE ON AN ``AS-IS'' BASIS, WITHOUT WARRANTY
 * OF ANY KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING, WITHOUT LIMITATION,
 * WARRANTIES THAT THE JASPER SOFTWARE IS FREE OF DEFECTS, IS MERCHANTABLE,
 * IS FIT FOR A PARTICULAR PURPOSE OR IS NON-INFRINGING.  THOSE INTENDING
 * TO USE THE JASPER SOFTWARE OR MODIFICATIONS THEREOF FOR USE IN HARDWARE
 * OR SOFTWARE PRODUCTS ARE ADVISED THAT THEIR USE MAY INFRINGE EXISTING
 * PATENTS, COPYRIGHTS, TRADEMARKS, OR OTHER INTELLECTUAL PROPERTY RIGHTS.
 * THE ENTIRE RISK AS TO THE QUALITY AND PERFORMANCE OF THE JASPER SOFTWARE
 * IS WITH THE USER.  SHOULD ANY PART OF THE JASPER SOFTWARE PROVE DEFECTIVE
 * IN ANY RESPECT, THE USER (AND NOT THE INITIAL DEVELOPERS, THE UNIVERSITY
 * OF BRITISH COLUMBIA, IMAGE POWER, INC., MICHAEL DAVID ADAMS, OR ANY
 * OTHER CONTRIBUTOR) SHALL ASSUME THE COST OF ANY NECESSARY SERVICING,
 * REPAIR OR CORRECTION.  UNDER NO CIRCUMSTANCES AND UNDER NO LEGAL THEORY,
 * WHETHER TORT (INCLUDING NEGLIGENCE), CONTRACT, OR OTHERWISE, SHALL THE
 * INITIAL DEVELOPER, THE UNIVERSITY OF BRITISH COLUMBIA, IMAGE POWER, INC.,
 * MICHAEL DAVID ADAMS, ANY OTHER CONTRIBUTOR, OR ANY DISTRIBUTOR OF THE
 * JASPER SOFTWARE, OR ANY SUPPLIER OF ANY OF SUCH PARTIES, BE LIABLE TO
 * THE USER OR ANY OTHER PERSON FOR ANY INDIRECT, SPECIAL, INCIDENTAL, OR
 * CONSEQUENTIAL DAMAGES OF ANY CHARACTER INCLUDING, WITHOUT LIMITATION,
 * DAMAGES FOR LOSS OF GOODWILL, WORK STOPPAGE, COMPUTER FAILURE OR
 * MALFUNCTION, OR ANY AND ALL OTHER COMMERCIAL DAMAGES OR LOSSES, EVEN IF
 * SUCH PARTY HAD BEEN INFORMED, OR OUGHT TO HAVE KNOWN, OF THE POSSIBILITY
 * OF SUCH DAMAGES.  THE JASPER SOFTWARE AND UNDERLYING TECHNOLOGY ARE NOT
 * FAULT-TOLERANT AND ARE NOT DESIGNED, MANUFACTURED OR INTENDED FOR USE OR
 * RESALE AS ON-LINE CONTROL EQUIPMENT IN HAZARDOUS ENVIRONMENTS REQUIRING
 * FAIL-SAFE PERFORMANCE, SUCH AS IN THE OPERATION OF NUCLEAR FACILITIES,
 * AIRCRAFT NAVIGATION OR COMMUNICATION SYSTEMS, AIR TRAFFIC CONTROL, DIRECT
 * LIFE SUPPORT MACHINES, OR WEAPONS SYSTEMS, IN WHICH THE FAILURE OF THE
 * JASPER SOFTWARE OR UNDERLYING TECHNOLOGY OR PRODUCT COULD LEAD DIRECTLY
 * TO DEATH, PERSONAL INJURY, OR SEVERE PHYSICAL OR ENVIRONMENTAL DAMAGE
 * ("HIGH RISK ACTIVITIES").  LICENSOR SPECIFICALLY DISCLAIMS ANY EXPRESS
 * OR IMPLIED WARRANTY OF FITNESS FOR HIGH RISK ACTIVITIES.  USER WILL NOT
 * KNOWINGLY USE, DISTRIBUTE OR RESELL THE JASPER SOFTWARE OR UNDERLYING
 * TECHNOLOGY OR PRODUCTS FOR HIGH RISK ACTIVITIES AND WILL ENSURE THAT ITS
 * CUSTOMERS AND END-USERS OF ITS PRODUCTS ARE PROVIDED WITH A COPY OF THE
 * NOTICE SPECIFIED IN THIS SECTION.
 * 
 * __END_OF_JASPER_LICENSE__
 */

#include <assert.h>
#include <jasper/jas_config.h>
#include <jasper/jas_types.h>
#include <jasper/jas_malloc.h>
#include <jasper/jas_debug.h>
#include <jasper/jas_icc.h>
#include <jasper/jas_cm.h>
#include <jasper/jas_stream.h>

#include <stdlib.h>
#include <ctype.h>

#define	jas_iccputuint8(out, val)	jas_iccputuint(out, 1, val)
#define	jas_iccputuint16(out, val)	jas_iccputuint(out, 2, val)
#define	jas_iccputsint32(out, val)	jas_iccputsint(out, 4, val)
#define	jas_iccputuint32(out, val)	jas_iccputuint(out, 4, val)
#define	jas_iccputuint64(out, val)	jas_iccputuint(out, 8, val)

static jas_iccattrval_t *jas_iccattrval_create0(void);

static int jas_iccgetuint(jas_stream_t *in, int n, ulonglong *val);
static int jas_iccgetuint8(jas_stream_t *in, jas_iccuint8_t *val);
static int jas_iccgetuint16(jas_stream_t *in, jas_iccuint16_t *val);
static int jas_iccgetsint32(jas_stream_t *in, jas_iccsint32_t *val);
static int jas_iccgetuint32(jas_stream_t *in, jas_iccuint32_t *val);
static int jas_iccgetuint64(jas_stream_t *in, jas_iccuint64_t *val);
static int jas_iccputuint(jas_stream_t *out, int n, ulonglong val);
static int jas_iccputsint(jas_stream_t *out, int n, longlong val);
static jas_iccprof_t *jas_iccprof_create(void);
static int jas_iccprof_readhdr(jas_stream_t *in, jas_icchdr_t *hdr);
static int jas_iccprof_writehdr(jas_stream_t *out, jas_icchdr_t *hdr);
static int jas_iccprof_gettagtab(jas_stream_t *in, jas_icctagtab_t *tagtab);
static void jas_iccprof_sorttagtab(jas_icctagtab_t *tagtab);
static int jas_iccattrtab_lookup(jas_iccattrtab_t *attrtab, jas_iccuint32_t name);
static jas_iccattrtab_t *jas_iccattrtab_copy(jas_iccattrtab_t *attrtab);
static jas_iccattrvalinfo_t *jas_iccattrvalinfo_lookup(jas_iccsig_t name);
static int jas_iccgettime(jas_stream_t *in, jas_icctime_t *time);
static int jas_iccgetxyz(jas_stream_t *in, jas_iccxyz_t *xyz);
static int jas_icctagtabent_cmp(const void *src, const void *dst);

static void jas_icccurv_destroy(jas_iccattrval_t *attrval);
static int jas_icccurv_copy(jas_iccattrval_t *attrval,
  jas_iccattrval_t *othattrval);
static int jas_icccurv_input(jas_iccattrval_t *attrval, jas_stream_t *in,
  int cnt);
static int jas_icccurv_getsize(jas_iccattrval_t *attrval);
static int jas_icccurv_output(jas_iccattrval_t *attrval, jas_stream_t *out);
static void jas_icccurv_dump(jas_iccattrval_t *attrval, FILE *out);

static void jas_icctxtdesc_destroy(jas_iccattrval_t *attrval);
static int jas_icctxtdesc_copy(jas_iccattrval_t *attrval,
  jas_iccattrval_t *othattrval);
static int jas_icctxtdesc_input(jas_iccattrval_t *attrval, jas_stream_t *in,
  int cnt);
static int jas_icctxtdesc_getsize(jas_iccattrval_t *attrval);
static int jas_icctxtdesc_output(jas_iccattrval_t *attrval, jas_stream_t *out);
static void jas_icctxtdesc_dump(jas_iccattrval_t *attrval, FILE *out);

static void jas_icctxt_destroy(jas_iccattrval_t *attrval);
static int jas_icctxt_copy(jas_iccattrval_t *attrval,
  jas_iccattrval_t *othattrval);
static int jas_icctxt_input(jas_iccattrval_t *attrval, jas_stream_t *in,
  int cnt);
static int jas_icctxt_getsize(jas_iccattrval_t *attrval);
static int jas_icctxt_output(jas_iccattrval_t *attrval, jas_stream_t *out);
static void jas_icctxt_dump(jas_iccattrval_t *attrval, FILE *out);

static int jas_iccxyz_input(jas_iccattrval_t *attrval, jas_stream_t *in,
  int cnt);
static int jas_iccxyz_getsize(jas_iccattrval_t *attrval);
static int jas_iccxyz_output(jas_iccattrval_t *attrval, jas_stream_t *out);
static void jas_iccxyz_dump(jas_iccattrval_t *attrval, FILE *out);

static jas_iccattrtab_t *jas_iccattrtab_create(void);
static void jas_iccattrtab_destroy(jas_iccattrtab_t *tab);
static int jas_iccattrtab_resize(jas_iccattrtab_t *tab, int maxents);
static int jas_iccattrtab_add(jas_iccattrtab_t *attrtab, int i,
  jas_iccuint32_t name, jas_iccattrval_t *val);
static int jas_iccattrtab_replace(jas_iccattrtab_t *attrtab, int i,
  jas_iccuint32_t name, jas_iccattrval_t *val);
static void jas_iccattrtab_delete(jas_iccattrtab_t *attrtab, int i);
static long jas_iccpadtomult(long x, long y);
static int jas_iccattrtab_get(jas_iccattrtab_t *attrtab, int i,
  jas_iccattrname_t *name, jas_iccattrval_t **val);
static int jas_iccprof_puttagtab(jas_stream_t *out, jas_icctagtab_t *tagtab);

static void jas_icclut16_destroy(jas_iccattrval_t *attrval);
static int jas_icclut16_copy(jas_iccattrval_t *attrval,
  jas_iccattrval_t *othattrval);
static int jas_icclut16_input(jas_iccattrval_t *attrval, jas_stream_t *in,
  int cnt);
static int jas_icclut16_getsize(jas_iccattrval_t *attrval);
static int jas_icclut16_output(jas_iccattrval_t *attrval, jas_stream_t *out);
static void jas_icclut16_dump(jas_iccattrval_t *attrval, FILE *out);

static void jas_icclut8_destroy(jas_iccattrval_t *attrval);
static int jas_icclut8_copy(jas_iccattrval_t *attrval,
  jas_iccattrval_t *othattrval);
static int jas_icclut8_input(jas_iccattrval_t *attrval, jas_stream_t *in,
  int cnt);
static int jas_icclut8_getsize(jas_iccattrval_t *attrval);
static int jas_icclut8_output(jas_iccattrval_t *attrval, jas_stream_t *out);
static void jas_icclut8_dump(jas_iccattrval_t *attrval, FILE *out);

static int jas_iccputtime(jas_stream_t *out, jas_icctime_t *ctime);
static int jas_iccputxyz(jas_stream_t *out, jas_iccxyz_t *xyz);

static long jas_iccpowi(int x, int n);

static char *jas_iccsigtostr(int sig, char *buf);


jas_iccattrvalinfo_t jas_iccattrvalinfos[] = {
	{JAS_ICC_TYPE_CURV, {jas_icccurv_destroy, jas_icccurv_copy,
	  jas_icccurv_input, jas_icccurv_output, jas_icccurv_getsize,
	  jas_icccurv_dump}},
	{JAS_ICC_TYPE_XYZ, {0, 0, jas_iccxyz_input, jas_iccxyz_output,
	  jas_iccxyz_getsize, jas_iccxyz_dump}},
	{JAS_ICC_TYPE_TXTDESC, {jas_icctxtdesc_destroy,
	  jas_icctxtdesc_copy, jas_icctxtdesc_input, jas_icctxtdesc_output,
	  jas_icctxtdesc_getsize, jas_icctxtdesc_dump}},
	{JAS_ICC_TYPE_TXT, {jas_icctxt_destroy, jas_icctxt_copy,
	  jas_icctxt_input, jas_icctxt_output, jas_icctxt_getsize,
	  jas_icctxt_dump}},
	{JAS_ICC_TYPE_LUT8, {jas_icclut8_destroy, jas_icclut8_copy,
	  jas_icclut8_input, jas_icclut8_output, jas_icclut8_getsize,
	  jas_icclut8_dump}},
	{JAS_ICC_TYPE_LUT16, {jas_icclut16_destroy, jas_icclut16_copy,
	  jas_icclut16_input, jas_icclut16_output, jas_icclut16_getsize,
	  jas_icclut16_dump}},
	{0, {0, 0, 0, 0, 0, 0}}
};

typedef struct {
	jas_iccuint32_t tag;
	char *name;
} jas_icctaginfo_t;

/******************************************************************************\
* profile class
\******************************************************************************/

static jas_iccprof_t *jas_iccprof_create()
{
	jas_iccprof_t *prof;
	prof = 0;
	if (!(prof = jas_malloc(sizeof(jas_iccprof_t)))) {
		goto error;
	}
	if (!(prof->attrtab = jas_iccattrtab_create()))
		goto error;
	memset(&prof->hdr, 0, sizeof(jas_icchdr_t));
	prof->tagtab.numents = 0;
	prof->tagtab.ents = 0;
	return prof;
error:
	if (prof)
		jas_iccprof_destroy(prof);
	return 0;
}

jas_iccprof_t *jas_iccprof_copy(jas_iccprof_t *prof)
{
	jas_iccprof_t *newprof;
	newprof = 0;
	if (!(newprof = jas_iccprof_create()))
		goto error;
	newprof->hdr = prof->hdr;
	newprof->tagtab.numents = 0;
	newprof->tagtab.ents = 0;
	assert(newprof->attrtab);
	jas_iccattrtab_destroy(newprof->attrtab);
	if (!(newprof->attrtab = jas_iccattrtab_copy(prof->attrtab)))
		goto error;
	return newprof;
error:
	if (newprof)
		jas_iccprof_destroy(newprof);
	return 0;
}

void jas_iccprof_destroy(jas_iccprof_t *prof)
{
	if (prof->attrtab)
		jas_iccattrtab_destroy(prof->attrtab);
	if (prof->tagtab.ents)
		jas_free(prof->tagtab.ents);
	jas_free(prof);
}

void jas_iccprof_dump(jas_iccprof_t *prof, FILE *out)
{
	jas_iccattrtab_dump(prof->attrtab, out);
}

jas_iccprof_t *jas_iccprof_load(jas_stream_t *in)
{
	jas_iccprof_t *prof;
	int numtags;
	long curoff;
	long reloff;
	long prevoff;
	jas_iccsig_t type;
	jas_iccattrval_t *attrval;
	jas_iccattrval_t *prevattrval;
	jas_icctagtabent_t *tagtabent;
	jas_iccattrvalinfo_t *attrvalinfo;
	int i;
	int len;

	prof = 0;
	attrval = 0;

	if (!(prof = jas_iccprof_create())) {
		goto error;
	}

	if (jas_iccprof_readhdr(in, &prof->hdr)) {
		jas_eprintf("cannot get header\n");
		goto error;
	}
	if (jas_iccprof_gettagtab(in, &prof->tagtab)) {
		jas_eprintf("cannot get tab table\n");
		goto error;
	}
	jas_iccprof_sorttagtab(&prof->tagtab);

	numtags = prof->tagtab.numents;
	curoff = JAS_ICC_HDRLEN + 4 + 12 * numtags;
	prevoff = 0;
	prevattrval = 0;
	for (i = 0; i < numtags; ++i) {
		tagtabent = &prof->tagtab.ents[i];
		if (tagtabent->off == JAS_CAST(jas_iccuint32_t, prevoff)) {
			if (prevattrval) {
				if (!(attrval = jas_iccattrval_clone(prevattrval)))
					goto error;
				if (jas_iccprof_setattr(prof, tagtabent->tag, attrval))
					goto error;
				jas_iccattrval_destroy(attrval);
			} else {
#if 0
				jas_eprintf("warning: skipping unknown tag type\n");
#endif
			}
			continue;
		}
		reloff = tagtabent->off - curoff;
		if (reloff > 0) {
			if (jas_stream_gobble(in, reloff) != reloff)
				goto error;
			curoff += reloff;
		} else if (reloff < 0) {
			/* This should never happen since we read the tagged
			element data in a single pass. */
			abort();
		}
		prevoff = curoff;
		if (jas_iccgetuint32(in, &type)) {
			goto error;
		}
		if (jas_stream_gobble(in, 4) != 4) {
			goto error;
		}
		curoff += 8;
		if (!(attrvalinfo = jas_iccattrvalinfo_lookup(type))) {
#if 0
			jas_eprintf("warning: skipping unknown tag type\n");
#endif
			prevattrval = 0;
			continue;
		}
		if (!(attrval = jas_iccattrval_create(type))) {
			goto error;
		}
		len = tagtabent->len - 8;
		if ((*attrval->ops->input)(attrval, in, len)) {
			goto error;
		}
		curoff += len;
		if (jas_iccprof_setattr(prof, tagtabent->tag, attrval)) {
			goto error;
		}
		prevattrval = attrval; /* This is correct, but slimey. */
		jas_iccattrval_destroy(attrval);
		attrval = 0;
	}

	return prof;

error:
	if (prof)
		jas_iccprof_destroy(prof);
	if (attrval)
		jas_iccattrval_destroy(attrval);
	return 0;
}

int jas_iccprof_save(jas_iccprof_t *prof, jas_stream_t *out)
{
	long curoff;
	long reloff;
	long newoff;
	int i;
	int j;
	jas_icctagtabent_t *tagtabent;
	jas_icctagtabent_t *sharedtagtabent;
	jas_icctagtabent_t *tmptagtabent;
	jas_iccuint32_t attrname;
	jas_iccattrval_t *attrval;
	jas_icctagtab_t *tagtab;

	tagtab = &prof->tagtab;
	if (!(tagtab->ents = jas_malloc(prof->attrtab->numattrs *
	  sizeof(jas_icctagtabent_t))))
		goto error;
	tagtab->numents = prof->attrtab->numattrs;
	curoff = JAS_ICC_HDRLEN + 4 + 12 * tagtab->numents;
	for (i = 0; i < JAS_CAST(int, tagtab->numents); ++i) {
		tagtabent = &tagtab->ents[i];
		if (jas_iccattrtab_get(prof->attrtab, i, &attrname, &attrval))
			goto error;
		assert(attrval->ops->output);
		tagtabent->tag = attrname;
		tagtabent->data = &attrval->data;
		sharedtagtabent = 0;
		for (j = 0; j < i; ++j) {
			tmptagtabent = &tagtab->ents[j];
			if (tagtabent->data == tmptagtabent->data) {
				sharedtagtabent = tmptagtabent;
				break;
			}
		}