forked from KolibriOS/kolibrios
uPDF: move libjbig2dec and libopenjpeg to sdk/sources
git-svn-id: svn://kolibrios.org@8619 a494cfbc-eb01-0410-851d-a64ba20cac60
This commit is contained in:
114
contrib/sdk/sources/libopenjpeg/tgt.h
Executable file
114
contrib/sdk/sources/libopenjpeg/tgt.h
Executable file
@@ -0,0 +1,114 @@
|
||||
/*
|
||||
* Copyright (c) 2002-2007, Communications and Remote Sensing Laboratory, Universite catholique de Louvain (UCL), Belgium
|
||||
* Copyright (c) 2002-2007, Professor Benoit Macq
|
||||
* Copyright (c) 2001-2003, David Janssens
|
||||
* Copyright (c) 2002-2003, Yannick Verschueren
|
||||
* Copyright (c) 2003-2007, Francois-Olivier Devaux and Antonin Descampe
|
||||
* Copyright (c) 2005, Herve Drolon, FreeImage Team
|
||||
* 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.
|
||||
*/
|
||||
|
||||
#ifndef __TGT_H
|
||||
#define __TGT_H
|
||||
/**
|
||||
@file tgt.h
|
||||
@brief Implementation of a tag-tree coder (TGT)
|
||||
|
||||
The functions in TGT.C have for goal to realize a tag-tree coder. The functions in TGT.C
|
||||
are used by some function in T2.C.
|
||||
*/
|
||||
|
||||
/** @defgroup TGT TGT - Implementation of a tag-tree coder */
|
||||
/*@{*/
|
||||
|
||||
/**
|
||||
Tag node
|
||||
*/
|
||||
typedef struct opj_tgt_node {
|
||||
struct opj_tgt_node *parent;
|
||||
int value;
|
||||
int low;
|
||||
int known;
|
||||
} opj_tgt_node_t;
|
||||
|
||||
/**
|
||||
Tag tree
|
||||
*/
|
||||
typedef struct opj_tgt_tree {
|
||||
int numleafsh;
|
||||
int numleafsv;
|
||||
int numnodes;
|
||||
opj_tgt_node_t *nodes;
|
||||
} opj_tgt_tree_t;
|
||||
|
||||
/** @name Exported functions */
|
||||
/*@{*/
|
||||
/* ----------------------------------------------------------------------- */
|
||||
/**
|
||||
Create a tag-tree
|
||||
@param numleafsh Width of the array of leafs of the tree
|
||||
@param numleafsv Height of the array of leafs of the tree
|
||||
@return Returns a new tag-tree if successful, returns NULL otherwise
|
||||
*/
|
||||
opj_tgt_tree_t *tgt_create(int numleafsh, int numleafsv);
|
||||
/**
|
||||
Destroy a tag-tree, liberating memory
|
||||
@param tree Tag-tree to destroy
|
||||
*/
|
||||
void tgt_destroy(opj_tgt_tree_t *tree);
|
||||
/**
|
||||
Reset a tag-tree (set all leaves to 0)
|
||||
@param tree Tag-tree to reset
|
||||
*/
|
||||
void tgt_reset(opj_tgt_tree_t *tree);
|
||||
/**
|
||||
Set the value of a leaf of a tag-tree
|
||||
@param tree Tag-tree to modify
|
||||
@param leafno Number that identifies the leaf to modify
|
||||
@param value New value of the leaf
|
||||
*/
|
||||
void tgt_setvalue(opj_tgt_tree_t *tree, int leafno, int value);
|
||||
/**
|
||||
Encode the value of a leaf of the tag-tree up to a given threshold
|
||||
@param bio Pointer to a BIO handle
|
||||
@param tree Tag-tree to modify
|
||||
@param leafno Number that identifies the leaf to encode
|
||||
@param threshold Threshold to use when encoding value of the leaf
|
||||
*/
|
||||
void tgt_encode(opj_bio_t *bio, opj_tgt_tree_t *tree, int leafno, int threshold);
|
||||
/**
|
||||
Decode the value of a leaf of the tag-tree up to a given threshold
|
||||
@param bio Pointer to a BIO handle
|
||||
@param tree Tag-tree to decode
|
||||
@param leafno Number that identifies the leaf to decode
|
||||
@param threshold Threshold to use when decoding value of the leaf
|
||||
@return Returns 1 if the node's value < threshold, returns 0 otherwise
|
||||
*/
|
||||
int tgt_decode(opj_bio_t *bio, opj_tgt_tree_t *tree, int leafno, int threshold);
|
||||
/* ----------------------------------------------------------------------- */
|
||||
/*@}*/
|
||||
|
||||
/*@}*/
|
||||
|
||||
#endif /* __TGT_H */
|
Reference in New Issue
Block a user