OpenJPEG 2.5.0

event.h
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1/*
2 * The copyright in this software is being made available under the 2-clauses
3 * BSD License, included below. This software may be subject to other third
4 * party and contributor rights, including patent rights, and no such rights
5 * are granted under this license.
6 *
7 * Copyright (c) 2005, Herve Drolon, FreeImage Team
8 * Copyright (c) 2008, 2011-2012, Centre National d'Etudes Spatiales (CNES), FR
9 * Copyright (c) 2012, CS Systemes d'Information, France
10 * All rights reserved.
11 *
12 * Redistribution and use in source and binary forms, with or without
13 * modification, are permitted provided that the following conditions
14 * are met:
15 * 1. Redistributions of source code must retain the above copyright
16 * notice, this list of conditions and the following disclaimer.
17 * 2. Redistributions in binary form must reproduce the above copyright
18 * notice, this list of conditions and the following disclaimer in the
19 * documentation and/or other materials provided with the distribution.
20 *
21 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS `AS IS'
22 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
23 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
24 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
25 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
26 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
27 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
28 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
29 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
30 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
31 * POSSIBILITY OF SUCH DAMAGE.
32 */
33#ifndef OPJ_EVENT_H
34#define OPJ_EVENT_H
50 typedef struct opj_event_mgr {
52 void * m_error_data;
54 void * m_warning_data;
56 void * m_info_data;
58 opj_msg_callback error_handler;
60 opj_msg_callback warning_handler;
62 opj_msg_callback info_handler;
63} opj_event_mgr_t;
64
65
66#define EVT_ERROR 1
67#define EVT_WARNING 2
68#define EVT_INFO 4
72
75/* ----------------------------------------------------------------------- */
76
77
78/* ----------------------------------------------------------------------- */
79
89 OPJ_BOOL opj_event_msg(opj_event_mgr_t* event_mgr, OPJ_INT32 event_type,
90 const char *fmt, ...);
91/* ----------------------------------------------------------------------- */
92
96 void opj_set_default_event_handler(opj_event_mgr_t * p_manager);
97
98/*
99#ifdef __GNUC__
100#pragma GCC poison printf fprintf
101#endif
102*/
103
107
108#endif /* OPJ_EVENT_H */
opj_set_default_event_handler
void opj_set_default_event_handler(opj_event_mgr_t *p_manager)
Set the event manager with the default callback function for the 3 levels.
Definition: event.c:142
opj_event_msg
OPJ_BOOL opj_event_msg(opj_event_mgr_t *event_mgr, OPJ_INT32 event_type, const char *fmt,...)
Write formatted data to a string and send the string to a user callback.
Definition: event.c:91
opj_event_mgr_t
struct opj_event_mgr opj_event_mgr_t
Message handler object used for.
OPJ_INT32
int32_t OPJ_INT32
Definition: openjpeg.h:131
OPJ_BOOL
int OPJ_BOOL
Definition: openjpeg.h:116
opj_msg_callback
void(* opj_msg_callback)(const char *msg, void *client_data)
Callback function prototype for events.
Definition: openjpeg.h:349
opj_event_mgr
Message handler object used for.
Definition: event.h:50
opj_event_mgr::m_error_data
void * m_error_data
Data to call the event manager upon.
Definition: event.h:52
opj_event_mgr::m_info_data
void * m_info_data
Data to call the event manager upon.
Definition: event.h:56
opj_event_mgr::error_handler
opj_msg_callback error_handler
Error message callback if available, NULL otherwise.
Definition: event.h:58
opj_event_mgr::info_handler
opj_msg_callback info_handler
Debug message callback if available, NULL otherwise.
Definition: event.h:62
opj_event_mgr::m_warning_data
void * m_warning_data
Data to call the event manager upon.
Definition: event.h:54
opj_event_mgr::warning_handler
opj_msg_callback warning_handler
Warning message callback if available, NULL otherwise.
Definition: event.h:60