4 * Copyright (c) 2002-2014, Universite catholique de Louvain (UCL), Belgium
5 * Copyright (c) 2002-2014, 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_
35 #include "byte_manager.h"
36 #include "cachemodel_manager.h"
37 #include "placeholder_manager.h"
39 #define PRECINCT_MSG 0
40 #define EXT_PRECINCT_MSG 1
41 #define TILE_HEADER_MSG 2
43 #define EXT_TILE_MSG 5
44 #define MAINHEADER_MSG 6
45 #define METADATA_MSG 8
47 /** message parameters */
48 typedef struct message_param {
50 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 OPJ_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(OPJ_BOOL stateless,
78 cachemodel_param_t *cachemodel);
81 * delete message queue
83 * @param[in] msgqueue address of the message queue pointer
85 void delete_msgqueue(msgqueue_param_t **msgqueue);
88 * delete a message in msgqueue
90 * @param[in] message address of the deleting message pointer
91 * @param[in] msgqueue message queue pointer
93 void delete_message_in_msgqueue(message_param_t **message,
94 msgqueue_param_t *msgqueue);
99 * @param[in] msgqueue message queue pointer
101 void print_msgqueue(msgqueue_param_t *msgqueue);
105 * enqueue main header data-bin into message queue
107 * @param[in,out] msgqueue message queue pointer
109 void enqueue_mainheader(msgqueue_param_t *msgqueue);
112 * enqueue tile headers data-bin into message queue
114 * @param[in] tile_id tile id starting from 0
115 * @param[in,out] msgqueue message queue pointer
117 void enqueue_tileheader(int tile_id, msgqueue_param_t *msgqueue);
120 * enqueue tile data-bin into message queue
122 * @param[in] tile_id tile id starting from 0
123 * @param[in] level decomposition level
124 * @param[in,out] msgqueue message queue pointer
126 void enqueue_tile(Byte4_t tile_id, int level, msgqueue_param_t *msgqueue);
129 * enqueue precinct data-bin into message queue
131 * @param[in] seq_id precinct sequence number within its tile
132 * @param[in] tile_id tile index
133 * @param[in] comp_id component number
134 * @param[in] layers num of layers
135 * @param[in,out] msgqueue message queue
137 void enqueue_precinct(int seq_id, int tile_id, int comp_id, int layers,
138 msgqueue_param_t *msgqueue);
142 * enqueue Metadata-bin into message queue
144 * @param[in] meta_id metadata-bin id
145 * @param[in,out] msgqueue message queue pointer
147 void enqueue_metadata(Byte8_t meta_id, msgqueue_param_t *msgqueue);
151 * reconstruct JPT/JPP-stream from message queue
153 * @param[in] msgqueue message queue pointer
154 * @param[in] tmpfd file discriptor to write JPT/JPP-stream
156 void recons_stream_from_msgqueue(msgqueue_param_t *msgqueue, int tmpfd);
160 * parse JPT- JPP- stream to message queue
162 * @param[in] JPIPstream JPT- JPP- stream data pointer
163 * @param[in] streamlen JPIPstream length
164 * @param[in] offset offset of the stream from the whole beginning
165 * @param[in,out] msgqueue adding message queue pointer
167 void parse_JPIPstream(Byte_t *JPIPstream, Byte8_t streamlen, OPJ_OFF_T offset,
168 msgqueue_param_t *msgqueue);
171 * parse JPT- JPP- stream to message queue
173 * @param[in] msgqueue reference message queue pointer
174 * @param[in] stream stream data pointer
175 * @param[in] streamlen stream length
176 * @param[in] metadatalist adding metadata list pointer
178 void parse_metamsg(msgqueue_param_t *msgqueue, Byte_t *stream,
179 Byte8_t streamlen, metadatalist_param_t *metadatalist);
182 * compute precinct ID A.3.2.1
184 * @param[in] t tile index
185 * @param[in] c component index
186 * @param[in] s sequence number
187 * @param[in] num_components total number of components
188 * @param[in] num_tiles total number of tiles
189 * @return precicnt id
191 Byte8_t comp_precinct_id(int t, int c, int s, int num_components,
194 #endif /* !MSGQUEUE_MANAGER_H_ */