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- /*
- * Copyright (c) 1999-2000 Image Power, Inc. and the University of
- * British Columbia.
- * Copyright (c) 2001-2003 Michael David Adams.
- * All rights reserved.
- */
- /*
- * Modified by Andrey Kiselev <dron@remotesensing.org> to handle UUID
- * box properly.
- */
- /* __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__
- */
- /*
- * JP2 Library
- *
- * $Id: jp2_enc.c,v 1.2 2008-05-26 09:40:52 vp153 Exp $
- */
- /******************************************************************************\
- * Includes.
- \******************************************************************************/
- #include <assert.h>
- #include "jasper/jas_malloc.h"
- #include "jasper/jas_image.h"
- #include "jasper/jas_stream.h"
- #include "jasper/jas_cm.h"
- #include "jasper/jas_icc.h"
- #include "jp2_cod.h"
- static uint_fast32_t jp2_gettypeasoc(int colorspace, int ctype);
- static int clrspctojp2(jas_clrspc_t clrspc);
- /******************************************************************************\
- * Functions.
- \******************************************************************************/
- int jp2_write_header(jas_image_t *image, jas_stream_t *out)
- {
- jp2_box_t *box;
- jp2_ftyp_t *ftyp;
- jp2_ihdr_t *ihdr;
- jas_stream_t *tmpstream;
- int allcmptssame;
- jp2_bpcc_t *bpcc;
- long len;
- uint_fast16_t cmptno;
- jp2_colr_t *colr;
- jp2_cdefchan_t *cdefchanent;
- jp2_cdef_t *cdef;
- int i;
- uint_fast32_t typeasoc;
- jas_iccprof_t *iccprof;
- jas_stream_t *iccstream;
- int pos;
- int needcdef;
- int prec;
- int sgnd;
- box = 0;
- tmpstream = 0;
- allcmptssame = 1;
- sgnd = jas_image_cmptsgnd(image, 0);
- prec = jas_image_cmptprec(image, 0);
- for (i = 1; i < jas_image_numcmpts(image); ++i) {
- if (jas_image_cmptsgnd(image, i) != sgnd ||
- jas_image_cmptprec(image, i) != prec) {
- allcmptssame = 0;
- break;
- }
- }
- /* Output the signature box. */
- if (!(box = jp2_box_create(JP2_BOX_JP))) {
- goto error;
- }
- box->data.jp.magic = JP2_JP_MAGIC;
- if (jp2_box_put(box, out)) {
- goto error;
- }
- jp2_box_destroy(box);
- box = 0;
- /* Output the file type box. */
- if (!(box = jp2_box_create(JP2_BOX_FTYP))) {
- goto error;
- }
- ftyp = &box->data.ftyp;
- ftyp->majver = JP2_FTYP_MAJVER;
- ftyp->minver = JP2_FTYP_MINVER;
- ftyp->numcompatcodes = 1;
- ftyp->compatcodes[0] = JP2_FTYP_COMPATCODE;
- if (jp2_box_put(box, out)) {
- goto error;
- }
- jp2_box_destroy(box);
- box = 0;
- /*
- * Generate the data portion of the JP2 header box.
- * We cannot simply output the header for this box
- * since we do not yet know the correct value for the length
- * field.
- */
- if (!(tmpstream = jas_stream_memopen(0, 0))) {
- goto error;
- }
- /* Generate image header box. */
- if (!(box = jp2_box_create(JP2_BOX_IHDR))) {
- goto error;
- }
- ihdr = &box->data.ihdr;
- ihdr->width = jas_image_width(image);
- ihdr->height = jas_image_height(image);
- ihdr->numcmpts = jas_image_numcmpts(image);
- ihdr->bpc = allcmptssame ? JP2_SPTOBPC(jas_image_cmptsgnd(image, 0),
- jas_image_cmptprec(image, 0)) : JP2_IHDR_BPCNULL;
- ihdr->comptype = JP2_IHDR_COMPTYPE;
- ihdr->csunk = 0;
- ihdr->ipr = 0;
- if (jp2_box_put(box, tmpstream)) {
- goto error;
- }
- jp2_box_destroy(box);
- box = 0;
- /* Generate bits per component box. */
- if (!allcmptssame) {
- if (!(box = jp2_box_create(JP2_BOX_BPCC))) {
- goto error;
- }
- bpcc = &box->data.bpcc;
- bpcc->numcmpts = jas_image_numcmpts(image);
- if (!(bpcc->bpcs = jas_alloc2(bpcc->numcmpts,
- sizeof(uint_fast8_t)))) {
- goto error;
- }
- for (cmptno = 0; cmptno < bpcc->numcmpts; ++cmptno) {
- bpcc->bpcs[cmptno] = JP2_SPTOBPC(jas_image_cmptsgnd(image,
- cmptno), jas_image_cmptprec(image, cmptno));
- }
- if (jp2_box_put(box, tmpstream)) {
- goto error;
- }
- jp2_box_destroy(box);
- box = 0;
- }
- /* Generate color specification box. */
- if (!(box = jp2_box_create(JP2_BOX_COLR))) {
- goto error;
- }
- colr = &box->data.colr;
- switch (jas_image_clrspc(image)) {
- case JAS_CLRSPC_SRGB:
- case JAS_CLRSPC_SYCBCR:
- case JAS_CLRSPC_SGRAY:
- colr->method = JP2_COLR_ENUM;
- colr->csid = clrspctojp2(jas_image_clrspc(image));
- colr->pri = JP2_COLR_PRI;
- colr->approx = 0;
- break;
- default:
- colr->method = JP2_COLR_ICC;
- colr->pri = JP2_COLR_PRI;
- colr->approx = 0;
- iccprof = jas_iccprof_createfromcmprof(jas_image_cmprof(image));
- assert(iccprof);
- iccstream = jas_stream_memopen(0, 0);
- assert(iccstream);
- if (jas_iccprof_save(iccprof, iccstream))
- abort();
- if ((pos = jas_stream_tell(iccstream)) < 0)
- abort();
- colr->iccplen = pos;
- colr->iccp = jas_malloc(pos);
- assert(colr->iccp);
- jas_stream_rewind(iccstream);
- if (jas_stream_read(iccstream, colr->iccp, colr->iccplen) != colr->iccplen)
- abort();
- jas_stream_close(iccstream);
- jas_iccprof_destroy(iccprof);
- break;
- }
- if (jp2_box_put(box, tmpstream)) {
- goto error;
- }
- jp2_box_destroy(box);
- box = 0;
- needcdef = 1;
- switch (jas_clrspc_fam(jas_image_clrspc(image))) {
- case JAS_CLRSPC_FAM_RGB:
- if (jas_image_cmpttype(image, 0) ==
- JAS_IMAGE_CT_COLOR(JAS_CLRSPC_CHANIND_RGB_R) &&
- jas_image_cmpttype(image, 1) ==
- JAS_IMAGE_CT_COLOR(JAS_CLRSPC_CHANIND_RGB_G) &&
- jas_image_cmpttype(image, 2) ==
- JAS_IMAGE_CT_COLOR(JAS_CLRSPC_CHANIND_RGB_B))
- needcdef = 0;
- break;
- case JAS_CLRSPC_FAM_YCBCR:
- if (jas_image_cmpttype(image, 0) ==
- JAS_IMAGE_CT_COLOR(JAS_CLRSPC_CHANIND_YCBCR_Y) &&
- jas_image_cmpttype(image, 1) ==
- JAS_IMAGE_CT_COLOR(JAS_CLRSPC_CHANIND_YCBCR_CB) &&
- jas_image_cmpttype(image, 2) ==
- JAS_IMAGE_CT_COLOR(JAS_CLRSPC_CHANIND_YCBCR_CR))
- needcdef = 0;
- break;
- case JAS_CLRSPC_FAM_GRAY:
- if (jas_image_cmpttype(image, 0) ==
- JAS_IMAGE_CT_COLOR(JAS_IMAGE_CT_GRAY_Y))
- needcdef = 0;
- break;
- default:
- abort();
- break;
- }
- if (needcdef) {
- if (!(box = jp2_box_create(JP2_BOX_CDEF))) {
- goto error;
- }
- cdef = &box->data.cdef;
- cdef->numchans = jas_image_numcmpts(image);
- cdef->ents = jas_alloc2(cdef->numchans, sizeof(jp2_cdefchan_t));
- for (i = 0; i < jas_image_numcmpts(image); ++i) {
- cdefchanent = &cdef->ents[i];
- cdefchanent->channo = i;
- typeasoc = jp2_gettypeasoc(jas_image_clrspc(image), jas_image_cmpttype(image, i));
- cdefchanent->type = typeasoc >> 16;
- cdefchanent->assoc = typeasoc & 0x7fff;
- }
- if (jp2_box_put(box, tmpstream)) {
- goto error;
- }
- jp2_box_destroy(box);
- box = 0;
- }
- /* Determine the total length of the JP2 header box. */
- len = jas_stream_tell(tmpstream);
- jas_stream_rewind(tmpstream);
- /*
- * Output the JP2 header box and all of the boxes which it contains.
- */
- if (!(box = jp2_box_create(JP2_BOX_JP2H))) {
- goto error;
- }
- box->len = len + JP2_BOX_HDRLEN(false);
- if (jp2_box_put(box, out)) {
- goto error;
- }
- jp2_box_destroy(box);
- box = 0;
- if (jas_stream_copy(out, tmpstream, len)) {
- goto error;
- }
- jas_stream_close(tmpstream);
- tmpstream = 0;
- return 0;
- abort();
- error:
- if (box) {
- jp2_box_destroy(box);
- }
- if (tmpstream) {
- jas_stream_close(tmpstream);
- }
- return -1;
- }
- int jp2_write_codestream(jas_image_t *image, jas_stream_t *out, char *optstr)
- {
- jp2_box_t *box;
- char buf[4096];
- uint_fast32_t overhead;
- /*
- * Output the contiguous code stream box.
- */
- if (!(box = jp2_box_create(JP2_BOX_JP2C))) {
- goto error;
- }
- box->len = 0;
- if (jp2_box_put(box, out)) {
- goto error;
- }
- jp2_box_destroy(box);
- box = 0;
- /* Output the JPEG-2000 code stream. */
- overhead = jas_stream_getrwcount(out);
- sprintf(buf, "%s\n_jp2overhead=%lu\n", (optstr ? optstr : ""),
- (unsigned long) overhead);
- if (jpc_encode(image, out, buf)) {
- goto error;
- }
- return 0;
- abort();
- error:
- if (box) {
- jp2_box_destroy(box);
- }
- return -1;
- }
- int jp2_encode(jas_image_t *image, jas_stream_t *out, char *optstr)
- {
- if (jp2_write_header(image, out) < 0)
- return -1;
- if (jp2_write_codestream(image, out, optstr) < 0)
- return -1;
- return 0;
- }
- int jp2_encode_uuid(jas_image_t *image, jas_stream_t *out,
- char *optstr, jp2_box_t *uuid)
- {
- if (jp2_write_header(image, out) < 0)
- return -1;
- if (uuid) {
- if (jp2_box_put(uuid, out))
- return -1;
- }
- if (jp2_write_codestream(image, out, optstr) < 0)
- return -1;
- return 0;
- }
- static uint_fast32_t jp2_gettypeasoc(int colorspace, int ctype)
- {
- int type;
- int asoc;
- if (ctype & JAS_IMAGE_CT_OPACITY) {
- type = JP2_CDEF_TYPE_OPACITY;
- asoc = JP2_CDEF_ASOC_ALL;
- goto done;
- }
- type = JP2_CDEF_TYPE_UNSPEC;
- asoc = JP2_CDEF_ASOC_NONE;
- switch (jas_clrspc_fam(colorspace)) {
- case JAS_CLRSPC_FAM_RGB:
- switch (JAS_IMAGE_CT_COLOR(ctype)) {
- case JAS_IMAGE_CT_RGB_R:
- type = JP2_CDEF_TYPE_COLOR;
- asoc = JP2_CDEF_RGB_R;
- break;
- case JAS_IMAGE_CT_RGB_G:
- type = JP2_CDEF_TYPE_COLOR;
- asoc = JP2_CDEF_RGB_G;
- break;
- case JAS_IMAGE_CT_RGB_B:
- type = JP2_CDEF_TYPE_COLOR;
- asoc = JP2_CDEF_RGB_B;
- break;
- }
- break;
- case JAS_CLRSPC_FAM_YCBCR:
- switch (JAS_IMAGE_CT_COLOR(ctype)) {
- case JAS_IMAGE_CT_YCBCR_Y:
- type = JP2_CDEF_TYPE_COLOR;
- asoc = JP2_CDEF_YCBCR_Y;
- break;
- case JAS_IMAGE_CT_YCBCR_CB:
- type = JP2_CDEF_TYPE_COLOR;
- asoc = JP2_CDEF_YCBCR_CB;
- break;
- case JAS_IMAGE_CT_YCBCR_CR:
- type = JP2_CDEF_TYPE_COLOR;
- asoc = JP2_CDEF_YCBCR_CR;
- break;
- }
- break;
- case JAS_CLRSPC_FAM_GRAY:
- type = JP2_CDEF_TYPE_COLOR;
- asoc = JP2_CDEF_GRAY_Y;
- break;
- }
- done:
- return (type << 16) | asoc;
- }
- static int clrspctojp2(jas_clrspc_t clrspc)
- {
- switch (clrspc) {
- case JAS_CLRSPC_SRGB:
- return JP2_COLR_SRGB;
- case JAS_CLRSPC_SYCBCR:
- return JP2_COLR_SYCC;
- case JAS_CLRSPC_SGRAY:
- return JP2_COLR_SGRAY;
- default:
- abort();
- break;
- }
- }
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