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- https://github.com/uclouvain/openjpeg/releases/tag/v2.3.1 - src/lib/openjp2 - readme files
152 lines
4.9 KiB
C
152 lines
4.9 KiB
C
/*
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* The copyright in this software is being made available under the 2-clauses
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* BSD License, included below. This software may be subject to other third
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* party and contributor rights, including patent rights, and no such rights
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* are granted under this license.
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*
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* Copyright (c) 2005, Herve Drolon, FreeImage Team
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* Copyright (c) 2008, 2011-2012, Centre National d'Etudes Spatiales (CNES), FR
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* Copyright (c) 2012, CS Systemes d'Information, France
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS `AS IS'
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
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* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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#include "opj_includes.h"
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/* ==========================================================
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Utility functions
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==========================================================*/
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#ifdef OPJ_CODE_NOT_USED
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#ifndef _WIN32
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static char*
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i2a(unsigned i, char *a, unsigned r)
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{
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if (i / r > 0) {
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a = i2a(i / r, a, r);
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}
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*a = "0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZ"[i % r];
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return a + 1;
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}
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/**
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Transforms integer i into an ascii string and stores the result in a;
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string is encoded in the base indicated by r.
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@param i Number to be converted
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@param a String result
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@param r Base of value; must be in the range 2 - 36
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@return Returns a
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*/
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static char *
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_itoa(int i, char *a, int r)
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{
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r = ((r < 2) || (r > 36)) ? 10 : r;
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if (i < 0) {
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*a = '-';
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*i2a(-i, a + 1, r) = 0;
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} else {
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*i2a(i, a, r) = 0;
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}
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return a;
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}
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#endif /* !_WIN32 */
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#endif
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/* ----------------------------------------------------------------------- */
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/**
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* Default callback function.
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* Do nothing.
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*/
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static void opj_default_callback(const char *msg, void *client_data)
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{
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OPJ_ARG_NOT_USED(msg);
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OPJ_ARG_NOT_USED(client_data);
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}
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/* ----------------------------------------------------------------------- */
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/* ----------------------------------------------------------------------- */
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OPJ_BOOL opj_event_msg(opj_event_mgr_t* p_event_mgr, OPJ_INT32 event_type,
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const char *fmt, ...)
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{
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#define OPJ_MSG_SIZE 512 /* 512 bytes should be more than enough for a short message */
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opj_msg_callback msg_handler = 00;
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void * l_data = 00;
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if (p_event_mgr != 00) {
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switch (event_type) {
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case EVT_ERROR:
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msg_handler = p_event_mgr->error_handler;
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l_data = p_event_mgr->m_error_data;
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break;
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case EVT_WARNING:
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msg_handler = p_event_mgr->warning_handler;
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l_data = p_event_mgr->m_warning_data;
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break;
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case EVT_INFO:
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msg_handler = p_event_mgr->info_handler;
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l_data = p_event_mgr->m_info_data;
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break;
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default:
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break;
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}
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if (msg_handler == 00) {
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return OPJ_FALSE;
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}
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} else {
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return OPJ_FALSE;
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}
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if ((fmt != 00) && (p_event_mgr != 00)) {
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va_list arg;
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char message[OPJ_MSG_SIZE];
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memset(message, 0, OPJ_MSG_SIZE);
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/* initialize the optional parameter list */
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va_start(arg, fmt);
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/* parse the format string and put the result in 'message' */
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vsnprintf(message, OPJ_MSG_SIZE, fmt, arg);
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/* force zero termination for Windows _vsnprintf() of old MSVC */
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message[OPJ_MSG_SIZE - 1] = '\0';
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/* deinitialize the optional parameter list */
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va_end(arg);
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/* output the message to the user program */
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msg_handler(message, l_data);
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}
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return OPJ_TRUE;
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}
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void opj_set_default_event_handler(opj_event_mgr_t * p_manager)
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{
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p_manager->m_error_data = 00;
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p_manager->m_warning_data = 00;
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p_manager->m_info_data = 00;
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p_manager->error_handler = opj_default_callback;
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p_manager->info_handler = opj_default_callback;
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p_manager->warning_handler = opj_default_callback;
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}
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