--- /dev/null
+/*
+ * Copyright (c) 2002-2003 Michael David Adams.
+ * All rights reserved.
+ */
+
+/* __START_OF_JASPER_LICENSE__
+ *
+ * JasPer License Version 2.0
+ *
+ * Copyright (c) 2001-2006 Michael David Adams
+ * Copyright (c) 1999-2000 Image Power, Inc.
+ * Copyright (c) 1999-2000 The University of British Columbia
+ *
+ * All rights reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person (the
+ * "User") obtaining a copy of this software and associated documentation
+ * files (the "Software"), to deal in the Software without restriction,
+ * including without limitation the rights to use, copy, modify, merge,
+ * publish, distribute, and/or sell copies of the Software, and to permit
+ * persons to whom the Software is furnished to do so, subject to the
+ * following conditions:
+ *
+ * 1. The above copyright notices and this permission notice (which
+ * includes the disclaimer below) shall be included in all copies or
+ * substantial portions of the Software.
+ *
+ * 2. The name of a copyright holder shall not be used to endorse or
+ * promote products derived from the Software without specific prior
+ * written permission.
+ *
+ * THIS DISCLAIMER OF WARRANTY CONSTITUTES AN ESSENTIAL PART OF THIS
+ * LICENSE. NO USE OF THE SOFTWARE IS AUTHORIZED HEREUNDER EXCEPT UNDER
+ * THIS DISCLAIMER. THE SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS
+ * "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING
+ * BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A
+ * PARTICULAR PURPOSE AND NONINFRINGEMENT OF THIRD PARTY RIGHTS. IN NO
+ * EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, OR ANY SPECIAL
+ * INDIRECT OR CONSEQUENTIAL DAMAGES, OR ANY DAMAGES WHATSOEVER RESULTING
+ * FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT,
+ * NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION
+ * WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. NO ASSURANCES ARE
+ * PROVIDED BY THE COPYRIGHT HOLDERS THAT THE SOFTWARE DOES NOT INFRINGE
+ * THE PATENT OR OTHER INTELLECTUAL PROPERTY RIGHTS OF ANY OTHER ENTITY.
+ * EACH COPYRIGHT HOLDER DISCLAIMS ANY LIABILITY TO THE USER FOR CLAIMS
+ * BROUGHT BY ANY OTHER ENTITY BASED ON INFRINGEMENT OF INTELLECTUAL
+ * PROPERTY RIGHTS OR OTHERWISE. AS A CONDITION TO EXERCISING THE RIGHTS
+ * GRANTED HEREUNDER, EACH USER HEREBY ASSUMES SOLE RESPONSIBILITY TO SECURE
+ * ANY OTHER INTELLECTUAL PROPERTY RIGHTS NEEDED, IF ANY. THE SOFTWARE
+ * IS NOT FAULT-TOLERANT AND IS NOT INTENDED FOR USE IN MISSION-CRITICAL
+ * SYSTEMS, SUCH AS THOSE USED IN THE OPERATION OF NUCLEAR FACILITIES,
+ * AIRCRAFT NAVIGATION OR COMMUNICATION SYSTEMS, AIR TRAFFIC CONTROL
+ * SYSTEMS, DIRECT LIFE SUPPORT MACHINES, OR WEAPONS SYSTEMS, IN WHICH
+ * THE FAILURE OF THE SOFTWARE OR SYSTEM COULD LEAD DIRECTLY TO DEATH,
+ * PERSONAL INJURY, OR SEVERE PHYSICAL OR ENVIRONMENTAL DAMAGE ("HIGH
+ * RISK ACTIVITIES"). THE COPYRIGHT HOLDERS SPECIFICALLY DISCLAIM ANY
+ * EXPRESS OR IMPLIED WARRANTY OF FITNESS FOR HIGH RISK ACTIVITIES.
+ *
+ * __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 <jasper/jas_string.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;
+ }
+ }
+ if (sharedtagtabent) {
+ tagtabent->off = sharedtagtabent->off;
+ tagtabent->len = sharedtagtabent->len;
+ tagtabent->first = sharedtagtabent;
+ } else {
+ tagtabent->off = curoff;
+ tagtabent->len = (*attrval->ops->getsize)(attrval) + 8;
+ tagtabent->first = 0;
+ if (i < JAS_CAST(int, tagtab->numents - 1)) {
+ curoff = jas_iccpadtomult(curoff + tagtabent->len, 4);
+ } else {
+ curoff += tagtabent->len;
+ }
+ }
+ jas_iccattrval_destroy(attrval);
+ }
+ prof->hdr.size = curoff;
+ if (jas_iccprof_writehdr(out, &prof->hdr))
+ goto error;
+ if (jas_iccprof_puttagtab(out, &prof->tagtab))
+ goto error;
+ curoff = JAS_ICC_HDRLEN + 4 + 12 * tagtab->numents;
+ for (i = 0; i < JAS_CAST(int, tagtab->numents);) {
+ tagtabent = &tagtab->ents[i];
+ assert(curoff == JAS_CAST(long, tagtabent->off));
+ if (jas_iccattrtab_get(prof->attrtab, i, &attrname, &attrval))
+ goto error;
+ if (jas_iccputuint32(out, attrval->type) || jas_stream_pad(out,
+ 4, 0) != 4)
+ goto error;
+ if ((*attrval->ops->output)(attrval, out))
+ goto error;
+ jas_iccattrval_destroy(attrval);
+ curoff += tagtabent->len;
+ ++i;
+ while (i < JAS_CAST(int, tagtab->numents) &&
+ tagtab->ents[i].first)
+ ++i;
+ newoff = (i < JAS_CAST(int, tagtab->numents)) ?
+ tagtab->ents[i].off : prof->hdr.size;
+ reloff = newoff - curoff;
+ assert(reloff >= 0);
+ if (reloff > 0) {
+ if (jas_stream_pad(out, reloff, 0) != reloff)
+ goto error;
+ curoff += reloff;
+ }
+ }
+ return 0;
+error:
+ /* XXX - need to free some resources here */
+ return -1;
+}
+
+static int jas_iccprof_writehdr(jas_stream_t *out, jas_icchdr_t *hdr)
+{
+ if (jas_iccputuint32(out, hdr->size) ||
+ jas_iccputuint32(out, hdr->cmmtype) ||
+ jas_iccputuint32(out, hdr->version) ||
+ jas_iccputuint32(out, hdr->clas) ||
+ jas_iccputuint32(out, hdr->colorspc) ||
+ jas_iccputuint32(out, hdr->refcolorspc) ||
+ jas_iccputtime(out, &hdr->ctime) ||
+ jas_iccputuint32(out, hdr->magic) ||
+ jas_iccputuint32(out, hdr->platform) ||
+ jas_iccputuint32(out, hdr->flags) ||
+ jas_iccputuint32(out, hdr->maker) ||
+ jas_iccputuint32(out, hdr->model) ||
+ jas_iccputuint64(out, hdr->attr) ||
+ jas_iccputuint32(out, hdr->intent) ||
+ jas_iccputxyz(out, &hdr->illum) ||
+ jas_iccputuint32(out, hdr->creator) ||
+ jas_stream_pad(out, 44, 0) != 44)
+ return -1;
+ return 0;
+}
+
+static int jas_iccprof_puttagtab(jas_stream_t *out, jas_icctagtab_t *tagtab)
+{
+ int i;
+ jas_icctagtabent_t *tagtabent;
+ if (jas_iccputuint32(out, tagtab->numents))
+ goto error;
+ for (i = 0; i < JAS_CAST(int, tagtab->numents); ++i) {
+ tagtabent = &tagtab->ents[i];
+ if (jas_iccputuint32(out, tagtabent->tag) ||
+ jas_iccputuint32(out, tagtabent->off) ||
+ jas_iccputuint32(out, tagtabent->len))
+ goto error;
+ }
+ return 0;
+error:
+ return -1;
+}
+
+static int jas_iccprof_readhdr(jas_stream_t *in, jas_icchdr_t *hdr)
+{
+ if (jas_iccgetuint32(in, &hdr->size) ||
+ jas_iccgetuint32(in, &hdr->cmmtype) ||
+ jas_iccgetuint32(in, &hdr->version) ||
+ jas_iccgetuint32(in, &hdr->clas) ||
+ jas_iccgetuint32(in, &hdr->colorspc) ||
+ jas_iccgetuint32(in, &hdr->refcolorspc) ||
+ jas_iccgettime(in, &hdr->ctime) ||
+ jas_iccgetuint32(in, &hdr->magic) ||
+ jas_iccgetuint32(in, &hdr->platform) ||
+ jas_iccgetuint32(in, &hdr->flags) ||
+ jas_iccgetuint32(in, &hdr->maker) ||
+ jas_iccgetuint32(in, &hdr->model) ||
+ jas_iccgetuint64(in, &hdr->attr) ||
+ jas_iccgetuint32(in, &hdr->intent) ||
+ jas_iccgetxyz(in, &hdr->illum) ||
+ jas_iccgetuint32(in, &hdr->creator) ||
+ jas_stream_gobble(in, 44) != 44)
+ return -1;
+ return 0;
+}
+
+static int jas_iccprof_gettagtab(jas_stream_t *in, jas_icctagtab_t *tagtab)
+{
+ int i;
+ jas_icctagtabent_t *tagtabent;
+
+ if (tagtab->ents) {
+ jas_free(tagtab->ents);
+ tagtab->ents = 0;
+ }
+ if (jas_iccgetuint32(in, &tagtab->numents))
+ goto error;
+ if (!(tagtab->ents = jas_malloc(tagtab->numents *
+ sizeof(jas_icctagtabent_t))))
+ goto error;
+ tagtabent = tagtab->ents;
+ for (i = 0; i < JAS_CAST(long, tagtab->numents); ++i) {
+ if (jas_iccgetuint32(in, &tagtabent->tag) ||
+ jas_iccgetuint32(in, &tagtabent->off) ||
+ jas_iccgetuint32(in, &tagtabent->len))
+ goto error;
+ ++tagtabent;
+ }
+ return 0;
+error:
+ if (tagtab->ents) {
+ jas_free(tagtab->ents);
+ tagtab->ents = 0;
+ }
+ return -1;
+}
+
+jas_iccattrval_t *jas_iccprof_getattr(jas_iccprof_t *prof,
+ jas_iccattrname_t name)
+{
+ int i;
+ jas_iccattrval_t *attrval;
+ if ((i = jas_iccattrtab_lookup(prof->attrtab, name)) < 0)
+ goto error;
+ if (!(attrval = jas_iccattrval_clone(prof->attrtab->attrs[i].val)))
+ goto error;
+ return attrval;
+error:
+ return 0;
+}
+
+int jas_iccprof_setattr(jas_iccprof_t *prof, jas_iccattrname_t name,
+ jas_iccattrval_t *val)
+{
+ int i;
+ if ((i = jas_iccattrtab_lookup(prof->attrtab, name)) >= 0) {
+ if (val) {
+ if (jas_iccattrtab_replace(prof->attrtab, i, name, val))
+ goto error;
+ } else {
+ jas_iccattrtab_delete(prof->attrtab, i);
+ }
+ } else {
+ if (val) {
+ if (jas_iccattrtab_add(prof->attrtab, -1, name, val))
+ goto error;
+ } else {
+ /* NOP */
+ }
+ }
+ return 0;
+error:
+ return -1;
+}
+
+int jas_iccprof_gethdr(jas_iccprof_t *prof, jas_icchdr_t *hdr)
+{
+ *hdr = prof->hdr;
+ return 0;
+}
+
+int jas_iccprof_sethdr(jas_iccprof_t *prof, jas_icchdr_t *hdr)
+{
+ prof->hdr = *hdr;
+ return 0;
+}
+
+static void jas_iccprof_sorttagtab(jas_icctagtab_t *tagtab)
+{
+ qsort(tagtab->ents, tagtab->numents, sizeof(jas_icctagtabent_t),
+ jas_icctagtabent_cmp);
+}
+
+static int jas_icctagtabent_cmp(const void *src, const void *dst)
+{
+ jas_icctagtabent_t *srctagtabent = JAS_CAST(jas_icctagtabent_t *, src);
+ jas_icctagtabent_t *dsttagtabent = JAS_CAST(jas_icctagtabent_t *, dst);
+ if (srctagtabent->off > dsttagtabent->off) {
+ return 1;
+ } else if (srctagtabent->off < dsttagtabent->off) {
+ return -1;
+ }
+ return 0;
+}
+
+static jas_iccattrvalinfo_t *jas_iccattrvalinfo_lookup(jas_iccsig_t type)
+{
+ jas_iccattrvalinfo_t *info;
+ info = jas_iccattrvalinfos;
+ for (info = jas_iccattrvalinfos; info->type; ++info) {
+ if (info->type == type) {
+ return info;
+ }
+ }
+ return 0;
+}
+
+static int jas_iccgettime(jas_stream_t *in, jas_icctime_t *time)
+{
+ if (jas_iccgetuint16(in, &time->year) ||
+ jas_iccgetuint16(in, &time->month) ||
+ jas_iccgetuint16(in, &time->day) ||
+ jas_iccgetuint16(in, &time->hour) ||
+ jas_iccgetuint16(in, &time->min) ||
+ jas_iccgetuint16(in, &time->sec)) {
+ return -1;
+ }
+ return 0;
+}
+
+static int jas_iccgetxyz(jas_stream_t *in, jas_iccxyz_t *xyz)
+{
+ if (jas_iccgetsint32(in, &xyz->x) ||
+ jas_iccgetsint32(in, &xyz->y) ||
+ jas_iccgetsint32(in, &xyz->z)) {
+ return -1;
+ }
+ return 0;
+}
+
+static int jas_iccputtime(jas_stream_t *out, jas_icctime_t *time)
+{
+ jas_iccputuint16(out, time->year);
+ jas_iccputuint16(out, time->month);
+ jas_iccputuint16(out, time->day);
+ jas_iccputuint16(out, time->hour);
+ jas_iccputuint16(out, time->min);
+ jas_iccputuint16(out, time->sec);
+ return 0;
+}
+
+static int jas_iccputxyz(jas_stream_t *out, jas_iccxyz_t *xyz)
+{
+ jas_iccputuint32(out, xyz->x);
+ jas_iccputuint32(out, xyz->y);
+ jas_iccputuint32(out, xyz->z);
+ return 0;
+}
+
+/******************************************************************************\
+* attribute table class
+\******************************************************************************/
+
+static jas_iccattrtab_t *jas_iccattrtab_create()
+{
+ jas_iccattrtab_t *tab;
+ tab = 0;
+ if (!(tab = jas_malloc(sizeof(jas_iccattrtab_t))))
+ goto error;
+ tab->maxattrs = 0;
+ tab->numattrs = 0;
+ tab->attrs = 0;
+ if (jas_iccattrtab_resize(tab, 32))
+ goto error;
+ return tab;
+error:
+ if (tab)
+ jas_iccattrtab_destroy(tab);
+ return 0;
+}
+
+static jas_iccattrtab_t *jas_iccattrtab_copy(jas_iccattrtab_t *attrtab)
+{
+ jas_iccattrtab_t *newattrtab;
+ int i;
+ if (!(newattrtab = jas_iccattrtab_create()))
+ goto error;
+ for (i = 0; i < attrtab->numattrs; ++i) {
+ if (jas_iccattrtab_add(newattrtab, i, attrtab->attrs[i].name,
+ attrtab->attrs[i].val))
+ goto error;
+ }
+ return newattrtab;
+error:
+ return 0;
+}
+
+static void jas_iccattrtab_destroy(jas_iccattrtab_t *tab)
+{
+ if (tab->attrs) {
+ while (tab->numattrs > 0) {
+ jas_iccattrtab_delete(tab, 0);
+ }
+ jas_free(tab->attrs);
+ }
+ jas_free(tab);
+}
+
+void jas_iccattrtab_dump(jas_iccattrtab_t *attrtab, FILE *out)
+{
+ int i;
+ jas_iccattr_t *attr;
+ jas_iccattrval_t *attrval;
+ jas_iccattrvalinfo_t *info;
+ char buf[16];
+ fprintf(out, "numattrs=%d\n", attrtab->numattrs);
+ fprintf(out, "---\n");
+ for (i = 0; i < attrtab->numattrs; ++i) {
+ attr = &attrtab->attrs[i];
+ attrval = attr->val;
+ info = jas_iccattrvalinfo_lookup(attrval->type);
+ if (!info) abort();
+ fprintf(out, "attrno=%d; attrname=\"%s\"(0x%08x); attrtype=\"%s\"(0x%08x)\n",
+ i,
+ jas_iccsigtostr(attr->name, &buf[0]),
+ attr->name,
+ jas_iccsigtostr(attrval->type, &buf[8]),
+ attrval->type
+ );
+ jas_iccattrval_dump(attrval, out);
+ fprintf(out, "---\n");
+ }
+}
+
+static int jas_iccattrtab_resize(jas_iccattrtab_t *tab, int maxents)
+{
+ jas_iccattr_t *newattrs;
+ assert(maxents >= tab->numattrs);
+ newattrs = tab->attrs ? jas_realloc(tab->attrs, maxents *
+ sizeof(jas_iccattr_t)) : jas_malloc(maxents * sizeof(jas_iccattr_t));
+ if (!newattrs)
+ return -1;
+ tab->attrs = newattrs;
+ tab->maxattrs = maxents;
+ return 0;
+}
+
+static int jas_iccattrtab_add(jas_iccattrtab_t *attrtab, int i,
+ jas_iccuint32_t name, jas_iccattrval_t *val)
+{
+ int n;
+ jas_iccattr_t *attr;
+ jas_iccattrval_t *tmpattrval;
+ tmpattrval = 0;
+ if (i < 0) {
+ i = attrtab->numattrs;
+ }
+ assert(i >= 0 && i <= attrtab->numattrs);
+ if (attrtab->numattrs >= attrtab->maxattrs) {
+ if (jas_iccattrtab_resize(attrtab, attrtab->numattrs + 32)) {
+ goto error;
+ }
+ }
+ if (!(tmpattrval = jas_iccattrval_clone(val)))
+ goto error;
+ n = attrtab->numattrs - i;
+ if (n > 0)
+ memmove(&attrtab->attrs[i + 1], &attrtab->attrs[i],
+ n * sizeof(jas_iccattr_t));
+ attr = &attrtab->attrs[i];
+ attr->name = name;
+ attr->val = tmpattrval;
+ ++attrtab->numattrs;
+ return 0;
+error:
+ if (tmpattrval)
+ jas_iccattrval_destroy(tmpattrval);
+ return -1;
+}
+
+static int jas_iccattrtab_replace(jas_iccattrtab_t *attrtab, int i,
+ jas_iccuint32_t name, jas_iccattrval_t *val)
+{
+ jas_iccattrval_t *newval;
+ jas_iccattr_t *attr;
+ if (!(newval = jas_iccattrval_clone(val)))
+ goto error;
+ attr = &attrtab->attrs[i];
+ jas_iccattrval_destroy(attr->val);
+ attr->name = name;
+ attr->val = newval;
+ return 0;
+error:
+ return -1;
+}
+
+static void jas_iccattrtab_delete(jas_iccattrtab_t *attrtab, int i)
+{
+ int n;
+ jas_iccattrval_destroy(attrtab->attrs[i].val);
+ if ((n = attrtab->numattrs - i - 1) > 0)
+ memmove(&attrtab->attrs[i], &attrtab->attrs[i + 1],
+ n * sizeof(jas_iccattr_t));
+ --attrtab->numattrs;
+}
+
+static int jas_iccattrtab_get(jas_iccattrtab_t *attrtab, int i,
+ jas_iccattrname_t *name, jas_iccattrval_t **val)
+{
+ jas_iccattr_t *attr;
+ if (i < 0 || i >= attrtab->numattrs)
+ goto error;
+ attr = &attrtab->attrs[i];
+ *name = attr->name;
+ if (!(*val = jas_iccattrval_clone(attr->val)))
+ goto error;
+ return 0;
+error:
+ return -1;
+}
+
+static int jas_iccattrtab_lookup(jas_iccattrtab_t *attrtab,
+ jas_iccuint32_t name)
+{
+ int i;
+ jas_iccattr_t *attr;
+ for (i = 0; i < attrtab->numattrs; ++i) {
+ attr = &attrtab->attrs[i];
+ if (attr->name == name)
+ return i;
+ }
+ return -1;
+}
+
+/******************************************************************************\
+* attribute value class
+\******************************************************************************/
+
+jas_iccattrval_t *jas_iccattrval_create(jas_iccuint32_t type)
+{
+ jas_iccattrval_t *attrval;
+ jas_iccattrvalinfo_t *info;
+
+ if (!(info = jas_iccattrvalinfo_lookup(type)))
+ goto error;
+ if (!(attrval = jas_iccattrval_create0()))
+ goto error;
+ attrval->ops = &info->ops;
+ attrval->type = type;
+ ++attrval->refcnt;
+ memset(&attrval->data, 0, sizeof(attrval->data));
+ return attrval;
+error:
+ return 0;
+}
+
+jas_iccattrval_t *jas_iccattrval_clone(jas_iccattrval_t *attrval)
+{
+ ++attrval->refcnt;
+ return attrval;
+}
+
+void jas_iccattrval_destroy(jas_iccattrval_t *attrval)
+{
+#if 0
+jas_eprintf("refcnt=%d\n", attrval->refcnt);
+#endif
+ if (--attrval->refcnt <= 0) {
+ if (attrval->ops->destroy)
+ (*attrval->ops->destroy)(attrval);
+ jas_free(attrval);
+ }
+}
+
+void jas_iccattrval_dump(jas_iccattrval_t *attrval, FILE *out)
+{
+ char buf[8];
+ jas_iccsigtostr(attrval->type, buf);
+ fprintf(out, "refcnt = %d; type = 0x%08x %s\n", attrval->refcnt,
+ attrval->type, jas_iccsigtostr(attrval->type, &buf[0]));
+ if (attrval->ops->dump) {
+ (*attrval->ops->dump)(attrval, out);
+ }
+}
+
+int jas_iccattrval_allowmodify(jas_iccattrval_t **attrvalx)
+{
+ jas_iccattrval_t *newattrval;
+ jas_iccattrval_t *attrval = *attrvalx;
+ newattrval = 0;
+ if (attrval->refcnt > 1) {
+ if (!(newattrval = jas_iccattrval_create0()))
+ goto error;
+ newattrval->ops = attrval->ops;
+ newattrval->type = attrval->type;
+ ++newattrval->refcnt;
+ if (newattrval->ops->copy) {
+ if ((*newattrval->ops->copy)(newattrval, attrval))
+ goto error;
+ } else {
+ memcpy(&newattrval->data, &attrval->data,
+ sizeof(newattrval->data));
+ }
+ *attrvalx = newattrval;
+ }
+ return 0;
+error:
+ if (newattrval) {
+ jas_free(newattrval);
+ }
+ return -1;
+}
+
+static jas_iccattrval_t *jas_iccattrval_create0()
+{
+ jas_iccattrval_t *attrval;
+ if (!(attrval = jas_malloc(sizeof(jas_iccattrval_t))))
+ return 0;
+ memset(attrval, 0, sizeof(jas_iccattrval_t));
+ attrval->refcnt = 0;
+ attrval->ops = 0;
+ attrval->type = 0;
+ return attrval;
+}
+
+/******************************************************************************\
+*
+\******************************************************************************/
+
+static int jas_iccxyz_input(jas_iccattrval_t *attrval, jas_stream_t *in,
+ int len)
+{
+ if (len != 4 * 3) abort();
+ return jas_iccgetxyz(in, &attrval->data.xyz);
+}
+
+static int jas_iccxyz_output(jas_iccattrval_t *attrval, jas_stream_t *out)
+{
+ jas_iccxyz_t *xyz = &attrval->data.xyz;
+ if (jas_iccputuint32(out, xyz->x) ||
+ jas_iccputuint32(out, xyz->y) ||
+ jas_iccputuint32(out, xyz->z))
+ return -1;
+ return 0;
+}
+
+static int jas_iccxyz_getsize(jas_iccattrval_t *attrval)
+{
+ /* Avoid compiler warnings about unused parameters. */
+ attrval = 0;
+
+ return 12;
+}
+
+static void jas_iccxyz_dump(jas_iccattrval_t *attrval, FILE *out)
+{
+ jas_iccxyz_t *xyz = &attrval->data.xyz;
+ fprintf(out, "(%f, %f, %f)\n", xyz->x / 65536.0, xyz->y / 65536.0, xyz->z / 65536.0);
+}
+
+/******************************************************************************\
+* attribute table class
+\******************************************************************************/
+
+static void jas_icccurv_destroy(jas_iccattrval_t *attrval)
+{
+ jas_icccurv_t *curv = &attrval->data.curv;
+ if (curv->ents)
+ jas_free(curv->ents);
+}
+
+static int jas_icccurv_copy(jas_iccattrval_t *attrval,
+ jas_iccattrval_t *othattrval)
+{
+ /* Avoid compiler warnings about unused parameters. */
+ attrval = 0;
+ othattrval = 0;
+
+ /* Not yet implemented. */
+ abort();
+ return -1;
+}
+
+static int jas_icccurv_input(jas_iccattrval_t *attrval, jas_stream_t *in,
+ int cnt)
+{
+ jas_icccurv_t *curv = &attrval->data.curv;
+ unsigned int i;
+
+ curv->numents = 0;
+ curv->ents = 0;
+
+ if (jas_iccgetuint32(in, &curv->numents))
+ goto error;
+ if (!(curv->ents = jas_malloc(curv->numents * sizeof(jas_iccuint16_t))))
+ goto error;
+ for (i = 0; i < curv->numents; ++i) {
+ if (jas_iccgetuint16(in, &curv->ents[i]))
+ goto error;
+ }
+
+ if (JAS_CAST(int, 4 + 2 * curv->numents) != cnt)
+ goto error;
+ return 0;
+
+error:
+ jas_icccurv_destroy(attrval);
+ return -1;
+}
+
+static int jas_icccurv_getsize(jas_iccattrval_t *attrval)
+{
+ jas_icccurv_t *curv = &attrval->data.curv;
+ return 4 + 2 * curv->numents;
+}
+
+static int jas_icccurv_output(jas_iccattrval_t *attrval, jas_stream_t *out)
+{
+ jas_icccurv_t *curv = &attrval->data.curv;
+ unsigned int i;
+
+ if (jas_iccputuint32(out, curv->numents))
+ goto error;
+ for (i = 0; i < curv->numents; ++i) {
+ if (jas_iccputuint16(out, curv->ents[i]))
+ goto error;
+ }
+ return 0;
+error:
+ return -1;
+}
+
+static void jas_icccurv_dump(jas_iccattrval_t *attrval, FILE *out)
+{
+ int i;
+ jas_icccurv_t *curv = &attrval->data.curv;
+ fprintf(out, "number of entires = %d\n", curv->numents);
+ if (curv->numents == 1) {
+ fprintf(out, "gamma = %f\n", curv->ents[0] / 256.0);
+ } else {
+ for (i = 0; i < JAS_CAST(int, curv->numents); ++i) {
+ if (i < 3 || i >= JAS_CAST(int, curv->numents) - 3) {
+ fprintf(out, "entry[%d] = %f\n", i, curv->ents[i] / 65535.0);
+ }
+ }
+ }
+}
+
+/******************************************************************************\
+*
+\******************************************************************************/
+
+static void jas_icctxtdesc_destroy(jas_iccattrval_t *attrval)
+{
+ jas_icctxtdesc_t *txtdesc = &attrval->data.txtdesc;
+ if (txtdesc->ascdata)
+ jas_free(txtdesc->ascdata);
+ if (txtdesc->ucdata)
+ jas_free(txtdesc->ucdata);
+}
+
+static int jas_icctxtdesc_copy(jas_iccattrval_t *attrval,
+ jas_iccattrval_t *othattrval)
+{
+ jas_icctxtdesc_t *txtdesc = &attrval->data.txtdesc;
+
+ /* Avoid compiler warnings about unused parameters. */
+ attrval = 0;
+ othattrval = 0;
+ txtdesc = 0;
+
+ /* Not yet implemented. */
+ abort();
+ return -1;
+}
+
+static int jas_icctxtdesc_input(jas_iccattrval_t *attrval, jas_stream_t *in,
+ int cnt)
+{
+ int n;
+ int c;
+ jas_icctxtdesc_t *txtdesc = &attrval->data.txtdesc;
+ txtdesc->ascdata = 0;
+ txtdesc->ucdata = 0;
+ if (jas_iccgetuint32(in, &txtdesc->asclen))
+ goto error;
+ if (!(txtdesc->ascdata = jas_malloc(txtdesc->asclen)))
+ goto error;
+ if (jas_stream_read(in, txtdesc->ascdata, txtdesc->asclen) !=
+ JAS_CAST(int, txtdesc->asclen))
+ goto error;
+ txtdesc->ascdata[txtdesc->asclen - 1] = '\0';
+ if (jas_iccgetuint32(in, &txtdesc->uclangcode) ||
+ jas_iccgetuint32(in, &txtdesc->uclen))
+ goto error;
+ if (!(txtdesc->ucdata = jas_malloc(txtdesc->uclen * 2)))
+ goto error;
+ if (jas_stream_read(in, txtdesc->ucdata, txtdesc->uclen * 2) !=
+ JAS_CAST(int, txtdesc->uclen * 2))
+ goto error;
+ if (jas_iccgetuint16(in, &txtdesc->sccode))
+ goto error;
+ if ((c = jas_stream_getc(in)) == EOF)
+ goto error;
+ txtdesc->maclen = c;
+ if (jas_stream_read(in, txtdesc->macdata, 67) != 67)
+ goto error;
+ txtdesc->asclen = strlen(txtdesc->ascdata) + 1;
+#define WORKAROUND_BAD_PROFILES
+#ifdef WORKAROUND_BAD_PROFILES
+ n = txtdesc->asclen + txtdesc->uclen * 2 + 15 + 67;
+ if (n > cnt) {
+ return -1;
+ }
+ if (n < cnt) {
+ if (jas_stream_gobble(in, cnt - n) != cnt - n)
+ goto error;
+ }
+#else
+ if (txtdesc->asclen + txtdesc->uclen * 2 + 15 + 67 != cnt)
+ return -1;
+#endif
+ return 0;
+error:
+ jas_icctxtdesc_destroy(attrval);
+ return -1;
+}
+
+static int jas_icctxtdesc_getsize(jas_iccattrval_t *attrval)
+{
+ jas_icctxtdesc_t *txtdesc = &attrval->data.txtdesc;
+ return strlen(txtdesc->ascdata) + 1 + txtdesc->uclen * 2 + 15 + 67;
+}
+
+static int jas_icctxtdesc_output(jas_iccattrval_t *attrval, jas_stream_t *out)
+{
+ jas_icctxtdesc_t *txtdesc = &attrval->data.txtdesc;
+ if (jas_iccputuint32(out, txtdesc->asclen) ||
+ jas_stream_puts(out, txtdesc->ascdata) ||
+ jas_stream_putc(out, 0) == EOF ||
+ jas_iccputuint32(out, txtdesc->uclangcode) ||
+ jas_iccputuint32(out, txtdesc->uclen) ||
+ jas_stream_write(out, txtdesc->ucdata, txtdesc->uclen * 2) != JAS_CAST(int, txtdesc->uclen * 2) ||
+ jas_iccputuint16(out, txtdesc->sccode) ||
+ jas_stream_putc(out, txtdesc->maclen) == EOF)
+ goto error;
+ if (txtdesc->maclen > 0) {
+ if (jas_stream_write(out, txtdesc->macdata, 67) != 67)
+ goto error;
+ } else {
+ if (jas_stream_pad(out, 67, 0) != 67)
+ goto error;
+ }
+ return 0;
+error:
+ return -1;
+}
+
+static void jas_icctxtdesc_dump(jas_iccattrval_t *attrval, FILE *out)
+{
+ jas_icctxtdesc_t *txtdesc = &attrval->data.txtdesc;
+ fprintf(out, "ascii = \"%s\"\n", txtdesc->ascdata);
+ fprintf(out, "uclangcode = %d; uclen = %d\n", txtdesc->uclangcode,
+ txtdesc->uclen);
+ fprintf(out, "sccode = %d\n", txtdesc->sccode);
+ fprintf(out, "maclen = %d\n", txtdesc->maclen);
+}
+
+/******************************************************************************\
+*
+\******************************************************************************/
+
+static void jas_icctxt_destroy(jas_iccattrval_t *attrval)
+{
+ jas_icctxt_t *txt = &attrval->data.txt;
+ if (txt->string)
+ jas_free(txt->string);
+}
+
+static int jas_icctxt_copy(jas_iccattrval_t *attrval,
+ jas_iccattrval_t *othattrval)
+{
+ jas_icctxt_t *txt = &attrval->data.txt;
+ jas_icctxt_t *othtxt = &othattrval->data.txt;
+ if (!(txt->string = jas_strdup(othtxt->string)))
+ return -1;
+ return 0;
+}
+
+static int jas_icctxt_input(jas_iccattrval_t *attrval, jas_stream_t *in,
+ int cnt)
+{
+ jas_icctxt_t *txt = &attrval->data.txt;
+ txt->string = 0;
+ if (!(txt->string = jas_malloc(cnt)))
+ goto error;
+ if (jas_stream_read(in, txt->string, cnt) != cnt)
+ goto error;
+ txt->string[cnt - 1] = '\0';
+ if (JAS_CAST(int, strlen(txt->string)) + 1 != cnt)
+ goto error;
+ return 0;
+error:
+ if (txt->string)
+ jas_free(txt->string);
+ return -1;
+}
+
+static int jas_icctxt_getsize(jas_iccattrval_t *attrval)
+{
+ jas_icctxt_t *txt = &attrval->data.txt;
+ return strlen(txt->string) + 1;
+}
+
+static int jas_icctxt_output(jas_iccattrval_t *attrval, jas_stream_t *out)
+{
+ jas_icctxt_t *txt = &attrval->data.txt;
+ if (jas_stream_puts(out, txt->string) ||
+ jas_stream_putc(out, 0) == EOF)
+ return -1;
+ return 0;
+}
+
+static void jas_icctxt_dump(jas_iccattrval_t *attrval, FILE *out)
+{
+ jas_icctxt_t *txt = &attrval->data.txt;
+ fprintf(out, "string = \"%s\"\n", txt->string);
+}
+
+/******************************************************************************\
+*
+\******************************************************************************/
+
+static void jas_icclut8_destroy(jas_iccattrval_t *attrval)
+{
+ jas_icclut8_t *lut8 = &attrval->data.lut8;
+ if (lut8->clut)
+ jas_free(lut8->clut);
+ if (lut8->intabs)
+ jas_free(lut8->intabs);
+ if (lut8->intabsbuf)
+ jas_free(lut8->intabsbuf);
+ if (lut8->outtabs)
+ jas_free(lut8->outtabs);
+ if (lut8->outtabsbuf)
+ jas_free(lut8->outtabsbuf);
+}
+
+static int jas_icclut8_copy(jas_iccattrval_t *attrval,
+ jas_iccattrval_t *othattrval)
+{
+ jas_icclut8_t *lut8 = &attrval->data.lut8;
+ /* Avoid compiler warnings about unused parameters. */
+ attrval = 0;
+ othattrval = 0;
+ lut8 = 0;
+ abort();
+ return -1;
+}
+
+static int jas_icclut8_input(jas_iccattrval_t *attrval, jas_stream_t *in,
+ int cnt)
+{
+ int i;
+ int j;
+ int clutsize;
+ jas_icclut8_t *lut8 = &attrval->data.lut8;
+ lut8->clut = 0;
+ lut8->intabs = 0;
+ lut8->intabsbuf = 0;
+ lut8->outtabs = 0;
+ lut8->outtabsbuf = 0;
+ if (jas_iccgetuint8(in, &lut8->numinchans) ||
+ jas_iccgetuint8(in, &lut8->numoutchans) ||
+ jas_iccgetuint8(in, &lut8->clutlen) ||
+ jas_stream_getc(in) == EOF)
+ goto error;
+ for (i = 0; i < 3; ++i) {
+ for (j = 0; j < 3; ++j) {
+ if (jas_iccgetsint32(in, &lut8->e[i][j]))
+ goto error;
+ }
+ }
+ if (jas_iccgetuint16(in, &lut8->numintabents) ||
+ jas_iccgetuint16(in, &lut8->numouttabents))
+ goto error;
+ clutsize = jas_iccpowi(lut8->clutlen, lut8->numinchans) * lut8->numoutchans;
+ if (!(lut8->clut = jas_malloc(clutsize * sizeof(jas_iccuint8_t))) ||
+ !(lut8->intabsbuf = jas_malloc(lut8->numinchans *
+ lut8->numintabents * sizeof(jas_iccuint8_t))) ||
+ !(lut8->intabs = jas_malloc(lut8->numinchans *
+ sizeof(jas_iccuint8_t *))))
+ goto error;
+ for (i = 0; i < lut8->numinchans; ++i)
+ lut8->intabs[i] = &lut8->intabsbuf[i * lut8->numintabents];
+ if (!(lut8->outtabsbuf = jas_malloc(lut8->numoutchans *
+ lut8->numouttabents * sizeof(jas_iccuint8_t))) ||
+ !(lut8->outtabs = jas_malloc(lut8->numoutchans *
+ sizeof(jas_iccuint8_t *))))
+ goto error;
+ for (i = 0; i < lut8->numoutchans; ++i)
+ lut8->outtabs[i] = &lut8->outtabsbuf[i * lut8->numouttabents];
+ for (i = 0; i < lut8->numinchans; ++i) {
+ for (j = 0; j < JAS_CAST(int, lut8->numintabents); ++j) {
+ if (jas_iccgetuint8(in, &lut8->intabs[i][j]))
+ goto error;
+ }
+ }
+ for (i = 0; i < lut8->numoutchans; ++i) {
+ for (j = 0; j < JAS_CAST(int, lut8->numouttabents); ++j) {
+ if (jas_iccgetuint8(in, &lut8->outtabs[i][j]))
+ goto error;
+ }
+ }
+ for (i = 0; i < clutsize; ++i) {
+ if (jas_iccgetuint8(in, &lut8->clut[i]))
+ goto error;
+ }
+ if (JAS_CAST(int, 44 + lut8->numinchans * lut8->numintabents +
+ lut8->numoutchans * lut8->numouttabents +
+ jas_iccpowi(lut8->clutlen, lut8->numinchans) * lut8->numoutchans) !=
+ cnt)
+ goto error;
+ return 0;
+error:
+ jas_icclut8_destroy(attrval);
+ return -1;
+}
+
+static int jas_icclut8_getsize(jas_iccattrval_t *attrval)
+{
+ jas_icclut8_t *lut8 = &attrval->data.lut8;
+ return 44 + lut8->numinchans * lut8->numintabents +
+ lut8->numoutchans * lut8->numouttabents +
+ jas_iccpowi(lut8->clutlen, lut8->numinchans) * lut8->numoutchans;
+}
+
+static int jas_icclut8_output(jas_iccattrval_t *attrval, jas_stream_t *out)
+{
+ jas_icclut8_t *lut8 = &attrval->data.lut8;
+ int i;
+ int j;
+ int n;
+ lut8->clut = 0;
+ lut8->intabs = 0;
+ lut8->intabsbuf = 0;
+ lut8->outtabs = 0;
+ lut8->outtabsbuf = 0;
+ if (jas_stream_putc(out, lut8->numinchans) == EOF ||
+ jas_stream_putc(out, lut8->numoutchans) == EOF ||
+ jas_stream_putc(out, lut8->clutlen) == EOF ||
+ jas_stream_putc(out, 0) == EOF)
+ goto error;
+ for (i = 0; i < 3; ++i) {
+ for (j = 0; j < 3; ++j) {
+ if (jas_iccputsint32(out, lut8->e[i][j]))
+ goto error;
+ }
+ }
+ if (jas_iccputuint16(out, lut8->numintabents) ||
+ jas_iccputuint16(out, lut8->numouttabents))
+ goto error;
+ n = lut8->numinchans * lut8->numintabents;
+ for (i = 0; i < n; ++i) {
+ if (jas_iccputuint8(out, lut8->intabsbuf[i]))
+ goto error;
+ }
+ n = lut8->numoutchans * lut8->numouttabents;
+ for (i = 0; i < n; ++i) {
+ if (jas_iccputuint8(out, lut8->outtabsbuf[i]))
+ goto error;
+ }
+ n = jas_iccpowi(lut8->clutlen, lut8->numinchans) * lut8->numoutchans;
+ for (i = 0; i < n; ++i) {
+ if (jas_iccputuint8(out, lut8->clut[i]))
+ goto error;
+ }
+ return 0;
+error:
+ return -1;
+}
+
+static void jas_icclut8_dump(jas_iccattrval_t *attrval, FILE *out)
+{
+ jas_icclut8_t *lut8 = &attrval->data.lut8;
+ int i;
+ int j;
+ fprintf(out, "numinchans=%d, numoutchans=%d, clutlen=%d\n",
+ lut8->numinchans, lut8->numoutchans, lut8->clutlen);
+ for (i = 0; i < 3; ++i) {
+ for (j = 0; j < 3; ++j) {
+ fprintf(out, "e[%d][%d]=%f ", i, j, lut8->e[i][j] / 65536.0);
+ }
+ fprintf(out, "\n");
+ }
+ fprintf(out, "numintabents=%d, numouttabents=%d\n",
+ lut8->numintabents, lut8->numouttabents);
+}
+
+/******************************************************************************\
+*
+\******************************************************************************/
+
+static void jas_icclut16_destroy(jas_iccattrval_t *attrval)
+{
+ jas_icclut16_t *lut16 = &attrval->data.lut16;
+ if (lut16->clut)
+ jas_free(lut16->clut);
+ if (lut16->intabs)
+ jas_free(lut16->intabs);
+ if (lut16->intabsbuf)
+ jas_free(lut16->intabsbuf);
+ if (lut16->outtabs)
+ jas_free(lut16->outtabs);
+ if (lut16->outtabsbuf)
+ jas_free(lut16->outtabsbuf);
+}
+
+static int jas_icclut16_copy(jas_iccattrval_t *attrval,
+ jas_iccattrval_t *othattrval)
+{
+ /* Avoid compiler warnings about unused parameters. */
+ attrval = 0;
+ othattrval = 0;
+ /* Not yet implemented. */
+ abort();
+ return -1;
+}
+
+static int jas_icclut16_input(jas_iccattrval_t *attrval, jas_stream_t *in,
+ int cnt)
+{
+ int i;
+ int j;
+ int clutsize;
+ jas_icclut16_t *lut16 = &attrval->data.lut16;
+ lut16->clut = 0;
+ lut16->intabs = 0;
+ lut16->intabsbuf = 0;
+ lut16->outtabs = 0;
+ lut16->outtabsbuf = 0;
+ if (jas_iccgetuint8(in, &lut16->numinchans) ||
+ jas_iccgetuint8(in, &lut16->numoutchans) ||
+ jas_iccgetuint8(in, &lut16->clutlen) ||
+ jas_stream_getc(in) == EOF)
+ goto error;
+ for (i = 0; i < 3; ++i) {
+ for (j = 0; j < 3; ++j) {
+ if (jas_iccgetsint32(in, &lut16->e[i][j]))
+ goto error;
+ }
+ }
+ if (jas_iccgetuint16(in, &lut16->numintabents) ||
+ jas_iccgetuint16(in, &lut16->numouttabents))
+ goto error;
+ clutsize = jas_iccpowi(lut16->clutlen, lut16->numinchans) * lut16->numoutchans;
+ if (!(lut16->clut = jas_malloc(clutsize * sizeof(jas_iccuint16_t))) ||
+ !(lut16->intabsbuf = jas_malloc(lut16->numinchans *
+ lut16->numintabents * sizeof(jas_iccuint16_t))) ||
+ !(lut16->intabs = jas_malloc(lut16->numinchans *
+ sizeof(jas_iccuint16_t *))))
+ goto error;
+ for (i = 0; i < lut16->numinchans; ++i)
+ lut16->intabs[i] = &lut16->intabsbuf[i * lut16->numintabents];
+ if (!(lut16->outtabsbuf = jas_malloc(lut16->numoutchans *
+ lut16->numouttabents * sizeof(jas_iccuint16_t))) ||
+ !(lut16->outtabs = jas_malloc(lut16->numoutchans *
+ sizeof(jas_iccuint16_t *))))
+ goto error;
+ for (i = 0; i < lut16->numoutchans; ++i)
+ lut16->outtabs[i] = &lut16->outtabsbuf[i * lut16->numouttabents];
+ for (i = 0; i < lut16->numinchans; ++i) {
+ for (j = 0; j < JAS_CAST(int, lut16->numintabents); ++j) {
+ if (jas_iccgetuint16(in, &lut16->intabs[i][j]))
+ goto error;
+ }
+ }
+ for (i = 0; i < lut16->numoutchans; ++i) {
+ for (j = 0; j < JAS_CAST(int, lut16->numouttabents); ++j) {
+ if (jas_iccgetuint16(in, &lut16->outtabs[i][j]))
+ goto error;
+ }
+ }
+ for (i = 0; i < clutsize; ++i) {
+ if (jas_iccgetuint16(in, &lut16->clut[i]))
+ goto error;
+ }
+ if (JAS_CAST(int, 44 + 2 * (lut16->numinchans * lut16->numintabents +
+ lut16->numoutchans * lut16->numouttabents +
+ jas_iccpowi(lut16->clutlen, lut16->numinchans) *
+ lut16->numoutchans)) != cnt)
+ goto error;
+ return 0;
+error:
+ jas_icclut16_destroy(attrval);
+ return -1;
+}
+
+static int jas_icclut16_getsize(jas_iccattrval_t *attrval)
+{
+ jas_icclut16_t *lut16 = &attrval->data.lut16;
+ return 44 + 2 * (lut16->numinchans * lut16->numintabents +
+ lut16->numoutchans * lut16->numouttabents +
+ jas_iccpowi(lut16->clutlen, lut16->numinchans) * lut16->numoutchans);
+}
+
+static int jas_icclut16_output(jas_iccattrval_t *attrval, jas_stream_t *out)
+{
+ jas_icclut16_t *lut16 = &attrval->data.lut16;
+ int i;
+ int j;
+ int n;
+ if (jas_stream_putc(out, lut16->numinchans) == EOF ||
+ jas_stream_putc(out, lut16->numoutchans) == EOF ||
+ jas_stream_putc(out, lut16->clutlen) == EOF ||
+ jas_stream_putc(out, 0) == EOF)
+ goto error;
+ for (i = 0; i < 3; ++i) {
+ for (j = 0; j < 3; ++j) {
+ if (jas_iccputsint32(out, lut16->e[i][j]))
+ goto error;
+ }
+ }
+ if (jas_iccputuint16(out, lut16->numintabents) ||
+ jas_iccputuint16(out, lut16->numouttabents))
+ goto error;
+ n = lut16->numinchans * lut16->numintabents;
+ for (i = 0; i < n; ++i) {
+ if (jas_iccputuint16(out, lut16->intabsbuf[i]))
+ goto error;
+ }
+ n = lut16->numoutchans * lut16->numouttabents;
+ for (i = 0; i < n; ++i) {
+ if (jas_iccputuint16(out, lut16->outtabsbuf[i]))
+ goto error;
+ }
+ n = jas_iccpowi(lut16->clutlen, lut16->numinchans) * lut16->numoutchans;
+ for (i = 0; i < n; ++i) {
+ if (jas_iccputuint16(out, lut16->clut[i]))
+ goto error;
+ }
+ return 0;
+error:
+ return -1;
+}
+
+static void jas_icclut16_dump(jas_iccattrval_t *attrval, FILE *out)
+{
+ jas_icclut16_t *lut16 = &attrval->data.lut16;
+ int i;
+ int j;
+ fprintf(out, "numinchans=%d, numoutchans=%d, clutlen=%d\n",
+ lut16->numinchans, lut16->numoutchans, lut16->clutlen);
+ for (i = 0; i < 3; ++i) {
+ for (j = 0; j < 3; ++j) {
+ fprintf(out, "e[%d][%d]=%f ", i, j, lut16->e[i][j] / 65536.0);
+ }
+ fprintf(out, "\n");
+ }
+ fprintf(out, "numintabents=%d, numouttabents=%d\n",
+ lut16->numintabents, lut16->numouttabents);
+}
+
+/******************************************************************************\
+*
+\******************************************************************************/
+
+static int jas_iccgetuint(jas_stream_t *in, int n, ulonglong *val)
+{
+ int i;
+ int c;
+ ulonglong v;
+ v = 0;
+ for (i = n; i > 0; --i) {
+ if ((c = jas_stream_getc(in)) == EOF)
+ return -1;
+ v = (v << 8) | c;
+ }
+ *val = v;
+ return 0;
+}
+
+static int jas_iccgetuint8(jas_stream_t *in, jas_iccuint8_t *val)
+{
+ int c;
+ if ((c = jas_stream_getc(in)) == EOF)
+ return -1;
+ *val = c;
+ return 0;
+}
+
+static int jas_iccgetuint16(jas_stream_t *in, jas_iccuint16_t *val)
+{
+ ulonglong tmp;
+ if (jas_iccgetuint(in, 2, &tmp))
+ return -1;
+ *val = tmp;
+ return 0;
+}
+
+static int jas_iccgetsint32(jas_stream_t *in, jas_iccsint32_t *val)
+{
+ ulonglong tmp;
+ if (jas_iccgetuint(in, 4, &tmp))
+ return -1;
+ *val = (tmp & 0x80000000) ? (-JAS_CAST(longlong, (((~tmp) &
+ 0x7fffffff) + 1))) : JAS_CAST(longlong, tmp);
+ return 0;
+}
+
+static int jas_iccgetuint32(jas_stream_t *in, jas_iccuint32_t *val)
+{
+ ulonglong tmp;
+ if (jas_iccgetuint(in, 4, &tmp))
+ return -1;
+ *val = tmp;
+ return 0;
+}
+
+static int jas_iccgetuint64(jas_stream_t *in, jas_iccuint64_t *val)
+{
+ ulonglong tmp;
+ if (jas_iccgetuint(in, 8, &tmp))
+ return -1;
+ *val = tmp;
+ return 0;
+}
+
+static int jas_iccputuint(jas_stream_t *out, int n, ulonglong val)
+{
+ int i;
+ int c;
+ for (i = n; i > 0; --i) {
+ c = (val >> (8 * (i - 1))) & 0xff;
+ if (jas_stream_putc(out, c) == EOF)
+ return -1;
+ }
+ return 0;
+}
+
+static int jas_iccputsint(jas_stream_t *out, int n, longlong val)
+{
+ ulonglong tmp;
+ tmp = (val < 0) ? (abort(), 0) : val;
+ return jas_iccputuint(out, n, tmp);
+}
+
+/******************************************************************************\
+*
+\******************************************************************************/
+
+static char *jas_iccsigtostr(int sig, char *buf)
+{
+ int n;
+ int c;
+ char *bufptr;
+ bufptr = buf;
+ for (n = 4; n > 0; --n) {
+ c = (sig >> 24) & 0xff;
+ if (isalpha(c) || isdigit(c)) {
+ *bufptr++ = c;
+ }
+ sig <<= 8;
+ }
+ *bufptr = '\0';
+ return buf;
+}
+
+static long jas_iccpadtomult(long x, long y)
+{
+ return ((x + y - 1) / y) * y;
+}
+
+static long jas_iccpowi(int x, int n)
+{
+ long y;
+ y = 1;
+ while (--n >= 0)
+ y *= x;
+ return y;
+}
+
+
+jas_iccprof_t *jas_iccprof_createfrombuf(uchar *buf, int len)
+{
+ jas_stream_t *in;
+ jas_iccprof_t *prof;
+ if (!(in = jas_stream_memopen(JAS_CAST(char *, buf), len)))
+ goto error;
+ if (!(prof = jas_iccprof_load(in)))
+ goto error;
+ jas_stream_close(in);
+ return prof;
+error:
+ return 0;
+}
+
+jas_iccprof_t *jas_iccprof_createfromclrspc(int clrspc)
+{
+ jas_iccprof_t *prof;
+ switch (clrspc) {
+ case JAS_CLRSPC_SRGB:
+ prof = jas_iccprof_createfrombuf(jas_iccprofdata_srgb,
+ jas_iccprofdata_srgblen);
+ break;
+ case JAS_CLRSPC_SGRAY:
+ prof = jas_iccprof_createfrombuf(jas_iccprofdata_sgray,
+ jas_iccprofdata_sgraylen);
+ break;
+ default:
+ prof = 0;
+ break;
+ }
+ return prof;
+}
projects / opencv / blobdiff