/* * $Id$ * * Copyright (c) 2002-2011, Communications and Remote Sensing Laboratory, Universite catholique de Louvain (UCL), Belgium * Copyright (c) 2002-2011, Professor Benoit Macq * Copyright (c) 2010-2011, Kaori Hagihara * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS `AS IS' * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE * POSSIBILITY OF SUCH DAMAGE. */ #include #include "ext_openjpeg.h" #include "cio.h" #include "cio_ext.h" #include "cidx_manager.h" #include "indexbox_manager.h" /* * Write JP box * copy from jp2.c * * @param[in] cio file output handler */ void jp2_write_jp(opj_cio_t *cio); /* * Write FTYP box - File type box * copy from jp2.c * * @param[in] jp2 JP2 handle * @param[in] cio file output handle */ void jp2_write_ftyp(opj_jp2_t *jp2, opj_cio_t *cio); /* * Write file Index (superbox) * * @param[in] offset_jp2c offset of jp2c box * @param[in] length_jp2c length of jp2c box * @param[in] offset_idx offset of cidx box * @param[in] length_idx length of cidx box * @param[in] cio file output handle * @return length of fidx box */ int write_fidx( int offset_jp2c, int length_jp2c, int offset_idx, int length_idx, opj_cio_t *cio); /* * Write index Finder box * * @param[in] offset offset of fidx box * @param[in] length length of fidx box * @param[in] cio file output handle */ void write_iptr( int offset, int length, opj_cio_t *cio); opj_bool idxjp2_encode( opj_cinfo_t *cinfo, opj_cio_t *cio, unsigned char *j2kstream, int j2klen, opj_codestream_info_t cstr_info, opj_image_t *image) { opj_jp2_t *jp2; int pos_iptr, pos_cidx, pos_jp2c, end_pos, pos_fidx, len_fidx; int i; jp2 = cinfo->jp2_handle; /* JP2 encoding */ /* JPEG 2000 Signature box */ jp2_write_jp(cio); /* File Type box */ jp2_write_ftyp(jp2, cio); /* JP2 Header box */ jp2_write_jp2h(jp2, cio); pos_iptr = cio_tell( cio); cio_skip( cio, 24); /* IPTR further ! */ pos_jp2c = cio_tell( cio); cio_write( cio, j2klen+8, 4); // L NOTICE: modify for the extended box cio_write( cio, JP2_JP2C, 4); // JP2C for( i=0; ibrand, 4); /* BR */ cio_write(cio, jp2->minversion, 4); /* MinV */ for (i = 0; i < jp2->numcl; i++) { cio_write(cio, jp2->cl[i], 4); /* CL */ } box.length = cio_tell(cio) - box.init_pos; cio_seek(cio, box.init_pos); cio_write(cio, box.length, 4); /* L */ cio_seek(cio, box.init_pos + box.length); } /* * Write proxy box * * @param[in] offset_jp2c offset of jp2c box * @param[in] length_jp2c length of jp2c box * @param[in] offset_idx offset of cidx box * @param[in] length_idx length of cidx box * @param[in] cio file output handle */ void write_prxy( int offset_jp2c, int length_jp2c, int offset_idx, int length_idx, opj_cio_t *cio); int write_fidx( int offset_jp2c, int length_jp2c, int offset_idx, int length_idx, opj_cio_t *cio) { int len, lenp; lenp = cio_tell( cio); cio_skip( cio, 4); /* L [at the end] */ cio_write( cio, JPIP_FIDX, 4); /* IPTR */ write_prxy( offset_jp2c, length_jp2c, offset_idx, offset_jp2c, cio); len = cio_tell( cio)-lenp; cio_seek( cio, lenp); cio_write( cio, len, 4); /* L */ cio_seek( cio, lenp+len); return len; } void write_prxy( int offset_jp2c, int length_jp2c, int offset_idx, int length_idx, opj_cio_t *cio) { int len, lenp; lenp = cio_tell( cio); cio_skip( cio, 4); /* L [at the end] */ cio_write( cio, JPIP_PRXY, 4); /* IPTR */ cio_ext_write( cio, offset_jp2c, 8); /* OOFF */ cio_write( cio, length_jp2c, 4); /* OBH part 1 */ cio_write( cio, JP2_JP2C, 4); /* OBH part 2 */ cio_write( cio, 1,1); /* NI */ cio_ext_write( cio, offset_idx, 8); /* IOFF */ cio_write( cio, length_idx, 4); /* IBH part 1 */ cio_write( cio, JPIP_CIDX, 4); /* IBH part 2 */ len = cio_tell( cio)-lenp; cio_seek( cio, lenp); cio_write( cio, len, 4); /* L */ cio_seek( cio, lenp+len); } void write_iptr( int offset, int length, opj_cio_t *cio) { int len, lenp; lenp = cio_tell( cio); cio_skip( cio, 4); /* L [at the end] */ cio_write( cio, JPIP_IPTR, 4); /* IPTR */ cio_ext_write( cio, offset, 8); cio_ext_write( cio, length, 8); len = cio_tell( cio)-lenp; cio_seek( cio, lenp); cio_write( cio, len, 4); /* L */ cio_seek( cio, lenp+len); }