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Diffstat (limited to 'libraries/openjpeg-libsl/libopenjpeg/t2.h')
-rw-r--r-- | libraries/openjpeg-libsl/libopenjpeg/t2.h | 102 |
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 | |||
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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 | #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 | /** | ||
43 | Tier-2 coding | ||
44 | */ | ||
45 | typedef 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 | /** | ||
60 | Encode 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 | */ | ||
72 | int 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 | /** | ||
74 | Decode 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 | */ | ||
81 | int t2_decode_packets(opj_t2_t *t2, unsigned char *src, int len, int tileno, opj_tcd_tile_t *tile); | ||
82 | |||
83 | /** | ||
84 | Create 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 | */ | ||
90 | opj_t2_t* t2_create(opj_common_ptr cinfo, opj_image_t *image, opj_cp_t *cp); | ||
91 | /** | ||
92 | Destroy a T2 handle | ||
93 | @param t2 T2 handle to destroy | ||
94 | */ | ||
95 | void t2_destroy(opj_t2_t *t2); | ||
96 | |||
97 | /* ----------------------------------------------------------------------- */ | ||
98 | /*@}*/ | ||
99 | |||
100 | /*@}*/ | ||
101 | |||
102 | #endif /* __T2_H */ | ||