OpenJPEG  2.4.0
Data Structures | Typedefs
tgt.h File Reference

Implementation of a tag-tree coder (TGT) More...

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Data Structures

struct  opj_tgt_node
 Tag node. More...
 
struct  opj_tgt_tree
 Tag tree. More...
 

Typedefs

typedef struct opj_tgt_node opj_tgt_node_t
 Tag node. More...
 
typedef struct opj_tgt_tree opj_tgt_tree_t
 Tag tree. More...
 

Functions

Exported functions
opj_tgt_tree_topj_tgt_create (OPJ_UINT32 numleafsh, OPJ_UINT32 numleafsv, opj_event_mgr_t *p_manager)
 Create a tag-tree. More...
 
opj_tgt_tree_topj_tgt_init (opj_tgt_tree_t *p_tree, OPJ_UINT32 p_num_leafs_h, OPJ_UINT32 p_num_leafs_v, opj_event_mgr_t *p_manager)
 Reinitialises a tag-tree from an exixting one. More...
 
void opj_tgt_destroy (opj_tgt_tree_t *tree)
 Destroy a tag-tree, liberating memory. More...
 
void opj_tgt_reset (opj_tgt_tree_t *tree)
 Reset a tag-tree (set all leaves to 0) More...
 
void opj_tgt_setvalue (opj_tgt_tree_t *tree, OPJ_UINT32 leafno, OPJ_INT32 value)
 Set the value of a leaf of a tag-tree. More...
 
void opj_tgt_encode (opj_bio_t *bio, opj_tgt_tree_t *tree, OPJ_UINT32 leafno, OPJ_INT32 threshold)
 Encode the value of a leaf of the tag-tree up to a given threshold. More...
 
OPJ_UINT32 opj_tgt_decode (opj_bio_t *bio, opj_tgt_tree_t *tree, OPJ_UINT32 leafno, OPJ_INT32 threshold)
 Decode the value of a leaf of the tag-tree up to a given threshold. More...
 

Detailed Description

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.