/* * $Id: phix_manager.c,v 1.4 2014/03/16 12:29:52 drolon Exp $ * * Copyright (c) 2002-2011, Communications and Remote Sensing Laboratory, Universite catholique de Louvain (UCL), Belgium * Copyright (c) 2002-2011, Professor Benoit Macq * Copyright (c) 2003-2004, Yannick Verschueren * 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. */ /*! \file * \brief Modification of jpip.c from 2KAN indexer */ #include "opj_includes.h" /* * Write faix box of phix * * @param[in] coff offset of j2k codestream * @param[in] compno component number * @param[in] cstr_info codestream information * @param[in] EPHused true if if EPH option used * @param[in] j2klen length of j2k codestream * @param[in] cio file output handle * @return length of faix box */ int opj_write_phix( int coff, opj_codestream_info_t cstr_info, OPJ_BOOL EPHused, int j2klen, opj_stream_private_t *cio, opj_event_mgr_t * p_manager ) { OPJ_BYTE l_data_header [8]; OPJ_UINT32 len, compno, i; opj_jp2_box_t *box; OPJ_OFF_T lenp = 0; box = (opj_jp2_box_t *)opj_calloc( (size_t)cstr_info.numcomps, sizeof(opj_jp2_box_t)); for( i=0;i<2;i++){ if (i) opj_stream_seek( cio, lenp, p_manager); lenp = opj_stream_tell(cio); opj_stream_skip(cio, 4, p_manager); /* L [at the end] */ opj_write_bytes(l_data_header,JPIP_PHIX,4); /* PHIX */ opj_stream_write_data(cio,l_data_header,4,p_manager); opj_write_manf( (int)i, cstr_info.numcomps, box, cio, p_manager ); for( compno=0; compno<(OPJ_UINT32)cstr_info.numcomps; compno++){ box[compno].length = (OPJ_UINT32)opj_write_phixfaix( coff, (int)compno, cstr_info, EPHused, j2klen, cio,p_manager); box[compno].type = JPIP_FAIX; } len = (OPJ_UINT32)(opj_stream_tell(cio)-lenp); opj_stream_seek(cio, 4, p_manager); opj_write_bytes(l_data_header,len,4);/* L */ opj_stream_write_data(cio,l_data_header,4,p_manager); opj_stream_seek( cio, lenp+len,p_manager); } opj_free(box); return (int)len; } int opj_write_phixfaix( int coff, int compno, opj_codestream_info_t cstr_info, OPJ_BOOL EPHused, int j2klen, opj_stream_private_t *cio, opj_event_mgr_t * p_manager ) { OPJ_UINT32 tileno, version, i, nmax, size_of_coding; /* 4 or 8 */ opj_tile_info_t *tile_Idx; opj_packet_info_t packet; int resno, precno, layno; OPJ_UINT32 num_packet; int numOfres, numOfprec, numOflayers; OPJ_BYTE l_data_header [8]; OPJ_OFF_T lenp; OPJ_UINT32 len; packet.end_ph_pos = packet.start_pos = -1; (void)EPHused; /* unused ? */ if( j2klen > pow( 2, 32)){ size_of_coding = 8; version = 1; } else{ size_of_coding = 4; version = 0; } lenp = opj_stream_tell(cio); opj_stream_skip(cio, 4, p_manager); /* L [at the end] */ opj_write_bytes(l_data_header,JPIP_FAIX,4); /* FAIX */ opj_stream_write_data(cio,l_data_header,4,p_manager); opj_write_bytes(l_data_header,version,1); /* Version 0 = 4 bytes */ opj_stream_write_data(cio,l_data_header,1,p_manager); nmax = 0; for( i=0; i<=(OPJ_UINT32)cstr_info.numdecompos[compno]; i++) nmax += (OPJ_UINT32)(cstr_info.tile[0].ph[i] * cstr_info.tile[0].pw[i] * cstr_info.numlayers); opj_write_bytes(l_data_header,nmax,size_of_coding); /* NMAX */ opj_stream_write_data(cio,l_data_header,size_of_coding,p_manager); opj_write_bytes(l_data_header,(OPJ_UINT32)(cstr_info.tw*cstr_info.th),size_of_coding); /* M */ opj_stream_write_data(cio,l_data_header,size_of_coding,p_manager); for( tileno=0; tileno<(OPJ_UINT32)(cstr_info.tw*cstr_info.th); tileno++){ tile_Idx = &cstr_info.tile[ tileno]; num_packet = 0; numOfres = cstr_info.numdecompos[compno] + 1; for( resno=0; resnopw[resno]*tile_Idx->ph[resno]; for( precno=0; precnopacket[ ((layno*numOfres+resno)*cstr_info.numcomps+compno)*numOfprec+precno]; break; case OPJ_RLCP: packet = tile_Idx->packet[ ((resno*numOflayers+layno)*cstr_info.numcomps+compno)*numOfprec+precno]; break; case OPJ_RPCL: packet = tile_Idx->packet[ ((resno*numOfprec+precno)*cstr_info.numcomps+compno)*numOflayers+layno]; break; case OPJ_PCRL: packet = tile_Idx->packet[ ((precno*cstr_info.numcomps+compno)*numOfres+resno)*numOflayers + layno]; break; case OPJ_CPRL: packet = tile_Idx->packet[ ((compno*numOfprec+precno)*numOfres+resno)*numOflayers + layno]; break; default: fprintf( stderr, "failed to ppix indexing\n"); } opj_write_bytes(l_data_header,(OPJ_UINT32)(packet.start_pos-coff),size_of_coding); /* start position */ opj_stream_write_data(cio,l_data_header,size_of_coding,p_manager); opj_write_bytes(l_data_header,(OPJ_UINT32)(packet.end_ph_pos-packet.start_pos+1),size_of_coding); /* length */ opj_stream_write_data(cio,l_data_header,size_of_coding,p_manager); num_packet++; } } } /* PADDING */ while( num_packet < nmax){ opj_write_bytes(l_data_header,0,size_of_coding);/* start position */ opj_stream_write_data(cio,l_data_header,size_of_coding,p_manager); opj_write_bytes(l_data_header,0,size_of_coding);/* length */ opj_stream_write_data(cio,l_data_header,size_of_coding,p_manager); num_packet++; } } len = (OPJ_UINT32)(opj_stream_tell(cio)-lenp); opj_stream_seek(cio, lenp,p_manager); opj_write_bytes(l_data_header,len,4);/* L */ opj_stream_write_data(cio,l_data_header,4,p_manager); opj_stream_seek(cio, lenp+len,p_manager); return (int)len; }