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Diffstat (limited to 'libraries/openjpeg-libsl/libopenjpeg/tgt.h')
-rw-r--r-- | libraries/openjpeg-libsl/libopenjpeg/tgt.h | 114 |
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diff --git a/libraries/openjpeg-libsl/libopenjpeg/tgt.h b/libraries/openjpeg-libsl/libopenjpeg/tgt.h deleted file mode 100644 index c08c8da..0000000 --- a/libraries/openjpeg-libsl/libopenjpeg/tgt.h +++ /dev/null | |||
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1 | /* | ||
2 | * Copyright (c) 2002-2007, Communications and Remote Sensing Laboratory, Universite catholique de Louvain (UCL), Belgium | ||
3 | * Copyright (c) 2002-2007, Professor Benoit Macq | ||
4 | * Copyright (c) 2001-2003, David Janssens | ||
5 | * Copyright (c) 2002-2003, Yannick Verschueren | ||
6 | * Copyright (c) 2003-2007, Francois-Olivier Devaux and Antonin Descampe | ||
7 | * Copyright (c) 2005, Herve Drolon, FreeImage Team | ||
8 | * All rights reserved. | ||
9 | * | ||
10 | * Redistribution and use in source and binary forms, with or without | ||
11 | * modification, are permitted provided that the following conditions | ||
12 | * are met: | ||
13 | * 1. Redistributions of source code must retain the above copyright | ||
14 | * notice, this list of conditions and the following disclaimer. | ||
15 | * 2. Redistributions in binary form must reproduce the above copyright | ||
16 | * notice, this list of conditions and the following disclaimer in the | ||
17 | * documentation and/or other materials provided with the distribution. | ||
18 | * | ||
19 | * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS `AS IS' | ||
20 | * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | ||
21 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE | ||
22 | * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE | ||
23 | * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR | ||
24 | * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF | ||
25 | * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS | ||
26 | * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN | ||
27 | * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) | ||
28 | * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE | ||
29 | * POSSIBILITY OF SUCH DAMAGE. | ||
30 | */ | ||
31 | |||
32 | #ifndef __TGT_H | ||
33 | #define __TGT_H | ||
34 | /** | ||
35 | @file tgt.h | ||
36 | @brief Implementation of a tag-tree coder (TGT) | ||
37 | |||
38 | The functions in TGT.C have for goal to realize a tag-tree coder. The functions in TGT.C | ||
39 | are used by some function in T2.C. | ||
40 | */ | ||
41 | |||
42 | /** @defgroup TGT TGT - Implementation of a tag-tree coder */ | ||
43 | /*@{*/ | ||
44 | |||
45 | /** | ||
46 | Tag node | ||
47 | */ | ||
48 | typedef struct opj_tgt_node { | ||
49 | struct opj_tgt_node *parent; | ||
50 | int value; | ||
51 | int low; | ||
52 | int known; | ||
53 | } opj_tgt_node_t; | ||
54 | |||
55 | /** | ||
56 | Tag tree | ||
57 | */ | ||
58 | typedef struct opj_tgt_tree { | ||
59 | int numleafsh; | ||
60 | int numleafsv; | ||
61 | int numnodes; | ||
62 | opj_tgt_node_t *nodes; | ||
63 | } opj_tgt_tree_t; | ||
64 | |||
65 | /** @name Exported functions */ | ||
66 | /*@{*/ | ||
67 | /* ----------------------------------------------------------------------- */ | ||
68 | /** | ||
69 | Create a tag-tree | ||
70 | @param numleafsh Width of the array of leafs of the tree | ||
71 | @param numleafsv Height of the array of leafs of the tree | ||
72 | @return Returns a new tag-tree if successful, returns NULL otherwise | ||
73 | */ | ||
74 | opj_tgt_tree_t *tgt_create(int numleafsh, int numleafsv); | ||
75 | /** | ||
76 | Destroy a tag-tree, liberating memory | ||
77 | @param tree Tag-tree to destroy | ||
78 | */ | ||
79 | void tgt_destroy(opj_tgt_tree_t *tree); | ||
80 | /** | ||
81 | Reset a tag-tree (set all leaves to 0) | ||
82 | @param tree Tag-tree to reset | ||
83 | */ | ||
84 | void tgt_reset(opj_tgt_tree_t *tree); | ||
85 | /** | ||
86 | Set the value of a leaf of a tag-tree | ||
87 | @param tree Tag-tree to modify | ||
88 | @param leafno Number that identifies the leaf to modify | ||
89 | @param value New value of the leaf | ||
90 | */ | ||
91 | void tgt_setvalue(opj_tgt_tree_t *tree, int leafno, int value); | ||
92 | /** | ||
93 | Encode the value of a leaf of the tag-tree up to a given threshold | ||
94 | @param bio Pointer to a BIO handle | ||
95 | @param tree Tag-tree to modify | ||
96 | @param leafno Number that identifies the leaf to encode | ||
97 | @param threshold Threshold to use when encoding value of the leaf | ||
98 | */ | ||
99 | void tgt_encode(opj_bio_t *bio, opj_tgt_tree_t *tree, int leafno, int threshold); | ||
100 | /** | ||
101 | Decode the value of a leaf of the tag-tree up to a given threshold | ||
102 | @param bio Pointer to a BIO handle | ||
103 | @param tree Tag-tree to decode | ||
104 | @param leafno Number that identifies the leaf to decode | ||
105 | @param threshold Threshold to use when decoding value of the leaf | ||
106 | @return Returns 1 if the node's value < threshold, returns 0 otherwise | ||
107 | */ | ||
108 | int tgt_decode(opj_bio_t *bio, opj_tgt_tree_t *tree, int leafno, int threshold); | ||
109 | /* ----------------------------------------------------------------------- */ | ||
110 | /*@}*/ | ||
111 | |||
112 | /*@}*/ | ||
113 | |||
114 | #endif /* __TGT_H */ | ||