4 * Copyright (c) 2002-2011, Communications and Remote Sensing Laboratory, Universite catholique de Louvain (UCL), Belgium
5 * Copyright (c) 2002-2011, Professor Benoit Macq
6 * Copyright (c) 2010-2011, Kaori Hagihara
7 * Copyright (c) 2011, Lucian Corlaciu, GSoC
10 * Redistribution and use in source and binary forms, with or without
11 * modification, are permitted provided that the following conditions
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.
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.
32 #ifndef MSGQUEUE_MANAGER_H_
33 # define MSGQUEUE_MANAGER_H_
36 #include "byte_manager.h"
37 #include "cachemodel_manager.h"
38 #include "placeholder_manager.h"
40 #define PRECINCT_MSG 0
41 #define EXT_PRECINCT_MSG 1
42 #define TILE_HEADER_MSG 2
44 #define EXT_TILE_MSG 5
45 #define MAINHEADER_MSG 6
46 #define METADATA_MSG 8
48 /** message parameters */
49 typedef struct message_param{
50 bool last_byte; /**< if message contains the last byte of the data-bin*/
51 Byte8_t in_class_id; /**< in-class identifier A.2.3*/
52 Byte8_t class_id; /**< class identifiers */
53 Byte8_t csn; /**< index of the codestream*/
54 Byte8_t bin_offset; /**< offset of the data in this message from the start of the data-bin*/
55 Byte8_t length; /**< message byte length*/
57 OPJ_OFF_T res_offset; /**< offset in the resource*/
58 placeholder_param_t *phld; /**< placeholder pointer in index*/
59 struct message_param *next; /**< pointer to the next message*/
62 /** message queue parameters */
63 typedef struct msgqueue_param{
64 message_param_t *first; /**< first message pointer of the list*/
65 message_param_t *last; /**< last message pointer of the list*/
66 bool stateless; /**< if this is a stateless message queue*/
67 cachemodel_param_t *cachemodel; /**< reference cachemodel pointer*/
71 * generate message queue
73 * @param[in] stateless if this is a stateless message queue
74 * @param[in] cachemodel cachemodel pointer
75 * @return generated message queue pointer
77 msgqueue_param_t * gene_msgqueue( bool stateless, cachemodel_param_t *cachemodel);
80 * delete message queue
82 * @param[in] msgqueue address of the message queue pointer
84 void delete_msgqueue( msgqueue_param_t **msgqueue);
87 * delete a message in msgqueue
89 * @param[in] message address of the deleting message pointer
90 * @param[in] msgqueue message queue pointer
92 void delete_message_in_msgqueue( message_param_t **message, msgqueue_param_t *msgqueue);
97 * @param[in] msgqueue message queue pointer
99 void print_msgqueue( msgqueue_param_t *msgqueue);
103 * enqueue main header data-bin into message queue
105 * @param[in,out] msgqueue message queue pointer
107 void enqueue_mainheader( msgqueue_param_t *msgqueue);
110 * enqueue tile headers data-bin into message queue
112 * @param[in] tile_id tile id starting from 0
113 * @param[in,out] msgqueue message queue pointer
115 void enqueue_tileheader( int tile_id, msgqueue_param_t *msgqueue);
118 * enqueue tile data-bin into message queue
120 * @param[in] tile_id tile id starting from 0
121 * @param[in] level decomposition level
122 * @param[in,out] msgqueue message queue pointer
124 void enqueue_tile( Byte4_t tile_id, int level, msgqueue_param_t *msgqueue);
127 * enqueue precinct data-bin into message queue
129 * @param[in] seq_id precinct sequence number within its tile
130 * @param[in] tile_id tile index
131 * @param[in] comp_id component number
132 * @param[in] layers num of layers
133 * @param[in,out] msgqueue message queue
135 void enqueue_precinct( int seq_id, int tile_id, int comp_id, int layers, msgqueue_param_t *msgqueue);
139 * enqueue Metadata-bin into message queue
141 * @param[in] meta_id metadata-bin id
142 * @param[in,out] msgqueue message queue pointer
144 void enqueue_metadata( Byte8_t meta_id, msgqueue_param_t *msgqueue);
148 * reconstruct JPT/JPP-stream from message queue
150 * @param[in] msgqueue message queue pointer
151 * @param[in] tmpfd file discriptor to write JPT/JPP-stream
153 void recons_stream_from_msgqueue( msgqueue_param_t *msgqueue, int tmpfd);
157 * parse JPT- JPP- stream to message queue
159 * @param[in] JPIPstream JPT- JPP- stream data pointer
160 * @param[in] streamlen JPIPstream length
161 * @param[in] offset offset of the stream from the whole beginning
162 * @param[in,out] msgqueue adding message queue pointer
164 void parse_JPIPstream( Byte_t *JPIPstream, Byte8_t streamlen, OPJ_OFF_T offset, msgqueue_param_t *msgqueue);
167 * parse JPT- JPP- stream to message queue
169 * @param[in] msgqueue reference message queue pointer
170 * @param[in] stream stream data pointer
171 * @param[in] streamlen stream length
172 * @param[in] metadatalist adding metadata list pointer
174 void parse_metamsg( msgqueue_param_t *msgqueue, Byte_t *stream, Byte8_t streamlen, metadatalist_param_t *metadatalist);
177 * compute precinct ID A.3.2.1
179 * @param[in] t tile index
180 * @param[in] c component index
181 * @param[in] s sequence number
182 * @param[in] num_components total number of components
183 * @param[in] num_tiles total number of tiles
184 * @return precicnt id
186 Byte8_t comp_precinct_id( int t, int c, int s, int num_components, int num_tiles);
188 #endif /* !MSGQUEUE_MANAGER_H_ */