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author | giraffedata <giraffedata@9d0c8265-081b-0410-96cb-a4ca84ce46f8> | 2006-08-19 03:12:28 +0000 |
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committer | giraffedata <giraffedata@9d0c8265-081b-0410-96cb-a4ca84ce46f8> | 2006-08-19 03:12:28 +0000 |
commit | 1fd361a1ea06e44286c213ca1f814f49306fdc43 (patch) | |
tree | 64c8c96cf54d8718847339a403e5e67b922e8c3f /converter/other/jpeg2000/libjasper/jp2/jp2_enc.c | |
download | netpbm-mirror-1fd361a1ea06e44286c213ca1f814f49306fdc43.tar.gz netpbm-mirror-1fd361a1ea06e44286c213ca1f814f49306fdc43.tar.xz netpbm-mirror-1fd361a1ea06e44286c213ca1f814f49306fdc43.zip |
Create Subversion repository
git-svn-id: http://svn.code.sf.net/p/netpbm/code/trunk@1 9d0c8265-081b-0410-96cb-a4ca84ce46f8
Diffstat (limited to 'converter/other/jpeg2000/libjasper/jp2/jp2_enc.c')
-rw-r--r-- | converter/other/jpeg2000/libjasper/jp2/jp2_enc.c | 414 |
1 files changed, 414 insertions, 0 deletions
diff --git a/converter/other/jpeg2000/libjasper/jp2/jp2_enc.c b/converter/other/jpeg2000/libjasper/jp2/jp2_enc.c new file mode 100644 index 00000000..12538248 --- /dev/null +++ b/converter/other/jpeg2000/libjasper/jp2/jp2_enc.c @@ -0,0 +1,414 @@ +/* + * Copyright (c) 1999-2000 Image Power, Inc. and the University of + * British Columbia. + * Copyright (c) 2001-2002 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__ + */ + +/* + * JP2 Library + * + * $Id$ + */ + +/******************************************************************************\ +* Includes. +\******************************************************************************/ + +#include "jasper/jas_malloc.h" +#include "jasper/jas_image.h" +#include "jasper/jas_stream.h" + +#include "jp2_cod.h" + +static uint_fast32_t jp2_gettypeasoc(int colorspace, int ctype); + +/******************************************************************************\ +* Functions. +\******************************************************************************/ + +int jp2_encode(jas_image_t *image, jas_stream_t *out, char *optstr) +{ + 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; + char buf[4096]; + uint_fast32_t overhead; + jp2_cdefchan_t *cdefchanent; + jp2_cdef_t *cdef; + int i; + uint_fast32_t typeasoc; + + box = 0; + tmpstream = 0; + + /* 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); + allcmptssame = 0; + 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_malloc(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; + colr->method = JP2_COLR_ENUM; + colr->pri = JP2_COLR_PRI; + colr->approx = 0; + colr->csid = (jas_image_colorspace(image) == JAS_IMAGE_CS_RGB) ? JP2_COLR_SRGB : + JP2_COLR_SGRAY; + if (jp2_box_put(box, tmpstream)) { + goto error; + } + jp2_box_destroy(box); + box = 0; + + if (!(jas_image_colorspace(image) == JAS_IMAGE_CS_RGB && + jas_image_numcmpts(image) == 3 && + jas_image_getcmptbytype(image, 0) == + JAS_IMAGE_CT_COLOR(JAS_IMAGE_CT_RGB_R) && + jas_image_getcmptbytype(image, 1) == + JAS_IMAGE_CT_COLOR(JAS_IMAGE_CT_RGB_G) && + jas_image_getcmptbytype(image, 2) == + JAS_IMAGE_CT_COLOR(JAS_IMAGE_CT_RGB_B)) && + !(jas_image_colorspace(image) == JAS_IMAGE_CS_YCBCR && + jas_image_numcmpts(image) != 3 && + jas_image_getcmptbytype(image, 0) == + JAS_IMAGE_CT_COLOR(JAS_IMAGE_CT_YCBCR_Y) && + jas_image_getcmptbytype(image, 1) == + JAS_IMAGE_CT_COLOR(JAS_IMAGE_CT_YCBCR_CB) && + jas_image_getcmptbytype(image, 2) == + JAS_IMAGE_CT_COLOR(JAS_IMAGE_CT_YCBCR_CR)) && + !(jas_image_colorspace(image) == JAS_IMAGE_CS_GRAY && + jas_image_numcmpts(image) == 1 && + jas_image_getcmptbytype(image, 0) == + JAS_IMAGE_CT_COLOR(JAS_IMAGE_CT_GRAY_Y))) { + + if (!(box = jp2_box_create(JP2_BOX_CDEF))) { + goto error; + } + cdef = &box->data.cdef; + cdef->numchans = jas_image_numcmpts(image); + cdef->ents = jas_malloc(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_colorspace(image), jas_image_cmpttype(image, i)); + cdefchanent->type = typeasoc >> 16; + cdefchanent->assoc = typeasoc & 0x7fff; + } + 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; + 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; + + /* + * 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); + } + if (tmpstream) { + jas_stream_close(tmpstream); + } + return -1; +} + + +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 (colorspace) { + case JAS_IMAGE_CS_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_IMAGE_CS_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_IMAGE_CS_GRAY: + type = JP2_CDEF_TYPE_COLOR; + asoc = JP2_CDEF_GRAY_Y; + break; + } + +done: + return (type << 16) | asoc; +} + |