mirror of
https://github.com/opencv/opencv.git
synced 2024-12-22 14:47:59 +08:00
0c84b91dde
- https://github.com/uclouvain/openjpeg/releases/tag/v2.3.1 - src/lib/openjp2 - readme files
109 lines
3.9 KiB
C
109 lines
3.9 KiB
C
/*
|
|
* The copyright in this software is being made available under the 2-clauses
|
|
* BSD License, included below. This software may be subject to other third
|
|
* party and contributor rights, including patent rights, and no such rights
|
|
* are granted under this license.
|
|
*
|
|
* Copyright (c) 2005, Herve Drolon, FreeImage Team
|
|
* Copyright (c) 2008, 2011-2012, Centre National d'Etudes Spatiales (CNES), FR
|
|
* Copyright (c) 2012, CS Systemes d'Information, France
|
|
* All rights reserved.
|
|
*
|
|
* Redistribution and use in source and binary forms, with or without
|
|
* modification, are permitted provided that the following conditions
|
|
* are met:
|
|
* 1. Redistributions of source code must retain the above copyright
|
|
* notice, this list of conditions and the following disclaimer.
|
|
* 2. Redistributions in binary form must reproduce the above copyright
|
|
* notice, this list of conditions and the following disclaimer in the
|
|
* documentation and/or other materials provided with the distribution.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS `AS IS'
|
|
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
|
|
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
|
|
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
|
|
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
|
|
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
|
|
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
|
|
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
|
|
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
|
|
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
|
|
* POSSIBILITY OF SUCH DAMAGE.
|
|
*/
|
|
#ifndef OPJ_EVENT_H
|
|
#define OPJ_EVENT_H
|
|
/**
|
|
@file event.h
|
|
@brief Implementation of a event callback system
|
|
|
|
The functions in EVENT.C have for goal to send output messages (errors, warnings, debug) to the user.
|
|
*/
|
|
/**
|
|
Message handler object
|
|
used for
|
|
<ul>
|
|
<li>Error messages
|
|
<li>Warning messages
|
|
<li>Debugging messages
|
|
</ul>
|
|
*/
|
|
typedef struct opj_event_mgr {
|
|
/** Data to call the event manager upon */
|
|
void * m_error_data;
|
|
/** Data to call the event manager upon */
|
|
void * m_warning_data;
|
|
/** Data to call the event manager upon */
|
|
void * m_info_data;
|
|
/** Error message callback if available, NULL otherwise */
|
|
opj_msg_callback error_handler;
|
|
/** Warning message callback if available, NULL otherwise */
|
|
opj_msg_callback warning_handler;
|
|
/** Debug message callback if available, NULL otherwise */
|
|
opj_msg_callback info_handler;
|
|
} opj_event_mgr_t;
|
|
|
|
|
|
#define EVT_ERROR 1 /**< Error event type */
|
|
#define EVT_WARNING 2 /**< Warning event type */
|
|
#define EVT_INFO 4 /**< Debug event type */
|
|
|
|
/** @defgroup EVENT EVENT - Implementation of a event callback system */
|
|
/*@{*/
|
|
|
|
/** @name Exported functions (see also openjpeg.h) */
|
|
/*@{*/
|
|
/* ----------------------------------------------------------------------- */
|
|
|
|
|
|
/* ----------------------------------------------------------------------- */
|
|
|
|
/**
|
|
* Write formatted data to a string and send the string to a user callback.
|
|
*
|
|
* @param event_mgr Event handler
|
|
* @param event_type Event type or callback to use to send the message
|
|
* @param fmt Format-control string (plus optional arguments)
|
|
*
|
|
* @return Returns true if successful, returns false otherwise
|
|
*/
|
|
OPJ_BOOL opj_event_msg(opj_event_mgr_t* event_mgr, OPJ_INT32 event_type,
|
|
const char *fmt, ...);
|
|
/* ----------------------------------------------------------------------- */
|
|
|
|
/**
|
|
* Set the event manager with the default callback function for the 3 levels.
|
|
*/
|
|
void opj_set_default_event_handler(opj_event_mgr_t * p_manager);
|
|
|
|
/*
|
|
#ifdef __GNUC__
|
|
#pragma GCC poison printf fprintf
|
|
#endif
|
|
*/
|
|
|
|
/*@}*/
|
|
|
|
/*@}*/
|
|
|
|
#endif /* OPJ_EVENT_H */
|