aboutsummaryrefslogtreecommitdiffstatshomepage
path: root/libraries/openjpeg-libsl/libopenjpeg/t2.h
diff options
context:
space:
mode:
Diffstat (limited to '')
-rw-r--r--libraries/openjpeg-libsl/libopenjpeg/t2.h102
1 files changed, 102 insertions, 0 deletions
diff --git a/libraries/openjpeg-libsl/libopenjpeg/t2.h b/libraries/openjpeg-libsl/libopenjpeg/t2.h
new file mode 100644
index 0000000..87ed2d2
--- /dev/null
+++ b/libraries/openjpeg-libsl/libopenjpeg/t2.h
@@ -0,0 +1,102 @@
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#ifndef __T2_H
32#define __T2_H
33/**
34@file t2.h
35@brief Implementation of a tier-2 coding (packetization of code-block data) (T2)
36
37*/
38
39/** @defgroup T2 T2 - Implementation of a tier-2 coding */
40/*@{*/
41
42/**
43Tier-2 coding
44*/
45typedef struct opj_t2 {
46 /** codec context */
47 opj_common_ptr cinfo;
48
49 /** Encoding: pointer to the src image. Decoding: pointer to the dst image. */
50 opj_image_t *image;
51 /** pointer to the image coding parameters */
52 opj_cp_t *cp;
53} opj_t2_t;
54
55/** @name Exported functions */
56/*@{*/
57/* ----------------------------------------------------------------------- */
58
59/**
60Encode the packets of a tile to a destination buffer
61@param t2 T2 handle
62@param tileno number of the tile encoded
63@param tile the tile for which to write the packets
64@param maxlayers maximum number of layers
65@param dest the destination buffer
66@param len the length of the destination buffer
67@param image_info structure to create an index file
68@param tpnum Tile part number of the current tile
69@param tppos The position of the tile part flag in the progression order
70@param t2_mode If == 0 In Threshold calculation ,If == 1 Final pass
71*/
72int t2_encode_packets(opj_t2_t* t2,int tileno, opj_tcd_tile_t *tile, int maxlayers, unsigned char *dest, int len, opj_image_info_t *image_info,int tpnum, int tppos,int pino,J2K_T2_MODE t2_mode);
73/**
74Decode the packets of a tile from a source buffer
75@param t2 T2 handle
76@param src the source buffer
77@param len length of the source buffer
78@param tileno number that identifies the tile for which to decode the packets
79@param tile tile for which to decode the packets
80 */
81int t2_decode_packets(opj_t2_t *t2, unsigned char *src, int len, int tileno, opj_tcd_tile_t *tile);
82
83/**
84Create a T2 handle
85@param cinfo Codec context info
86@param image Source or destination image
87@param cp Image coding parameters
88@return Returns a new T2 handle if successful, returns NULL otherwise
89*/
90opj_t2_t* t2_create(opj_common_ptr cinfo, opj_image_t *image, opj_cp_t *cp);
91/**
92Destroy a T2 handle
93@param t2 T2 handle to destroy
94*/
95void t2_destroy(opj_t2_t *t2);
96
97/* ----------------------------------------------------------------------- */
98/*@}*/
99
100/*@}*/
101
102#endif /* __T2_H */