00001 /* 00002 * The copyright in this software is being made available under the 2-clauses 00003 * BSD License, included below. This software may be subject to other third 00004 * party and contributor rights, including patent rights, and no such rights 00005 * are granted under this license. 00006 * 00007 * Copyright (c) 2002-2014, Universite catholique de Louvain (UCL), Belgium 00008 * Copyright (c) 2002-2014, Professor Benoit Macq 00009 * Copyright (c) 2001-2003, David Janssens 00010 * Copyright (c) 2002-2003, Yannick Verschueren 00011 * Copyright (c) 2003-2007, Francois-Olivier Devaux 00012 * Copyright (c) 2003-2014, Antonin Descampe 00013 * Copyright (c) 2005, Herve Drolon, FreeImage Team 00014 * Copyright (c) 2008, Jerome Fimes, Communications & Systemes <jerome.fimes@c-s.fr> 00015 * Copyright (c) 2011-2012, Centre National d'Etudes Spatiales (CNES), France 00016 * Copyright (c) 2012, CS Systemes d'Information, France 00017 * All rights reserved. 00018 * 00019 * Redistribution and use in source and binary forms, with or without 00020 * modification, are permitted provided that the following conditions 00021 * are met: 00022 * 1. Redistributions of source code must retain the above copyright 00023 * notice, this list of conditions and the following disclaimer. 00024 * 2. Redistributions in binary form must reproduce the above copyright 00025 * notice, this list of conditions and the following disclaimer in the 00026 * documentation and/or other materials provided with the distribution. 00027 * 00028 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS `AS IS' 00029 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 00030 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 00031 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE 00032 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 00033 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 00034 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 00035 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 00036 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 00037 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 00038 * POSSIBILITY OF SUCH DAMAGE. 00039 */ 00040 00041 #ifndef __TGT_H 00042 #define __TGT_H 00043 00053 00057 typedef struct opj_tgt_node { 00058 struct opj_tgt_node *parent; 00059 OPJ_INT32 value; 00060 OPJ_INT32 low; 00061 OPJ_UINT32 known; 00062 } opj_tgt_node_t; 00063 00067 typedef struct opj_tgt_tree 00068 { 00069 OPJ_UINT32 numleafsh; 00070 OPJ_UINT32 numleafsv; 00071 OPJ_UINT32 numnodes; 00072 opj_tgt_node_t *nodes; 00073 OPJ_UINT32 nodes_size; /* maximum size taken by nodes */ 00074 } opj_tgt_tree_t; 00075 00076 00079 /* ----------------------------------------------------------------------- */ 00086 opj_tgt_tree_t *opj_tgt_create(OPJ_UINT32 numleafsh, OPJ_UINT32 numleafsv); 00087 00096 opj_tgt_tree_t *opj_tgt_init(opj_tgt_tree_t * p_tree, 00097 OPJ_UINT32 p_num_leafs_h, 00098 OPJ_UINT32 p_num_leafs_v); 00103 void opj_tgt_destroy(opj_tgt_tree_t *tree); 00108 void opj_tgt_reset(opj_tgt_tree_t *tree); 00115 void opj_tgt_setvalue(opj_tgt_tree_t *tree, 00116 OPJ_UINT32 leafno, 00117 OPJ_INT32 value); 00125 void opj_tgt_encode(opj_bio_t *bio, 00126 opj_tgt_tree_t *tree, 00127 OPJ_UINT32 leafno, 00128 OPJ_INT32 threshold); 00137 OPJ_UINT32 opj_tgt_decode(opj_bio_t *bio, 00138 opj_tgt_tree_t *tree, 00139 OPJ_UINT32 leafno, 00140 OPJ_INT32 threshold); 00141 /* ----------------------------------------------------------------------- */ 00145 00146 #endif /* __TGT_H */