openjpeg/applications/jpip/libopenjpip/mhixbox_manager.c

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/*
* $Id: mhixbox_manager.c 44 2011-02-15 12:32:29Z kaori $
*
* Copyright (c) 2002-2011, Communications and Remote Sensing Laboratory, Universite catholique de Louvain (UCL), Belgium
* Copyright (c) 2002-2011, Professor Benoit Macq
* Copyright (c) 2010-2011, Kaori Hagihara
* 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.
*/
#include <stdio.h>
#include <stdlib.h>
#include "mhixbox_manager.h"
#include "opj_inttypes.h"
#ifdef SERVER
#include "fcgi_stdio.h"
#define logstream FCGI_stdout
#else
#define FCGI_stdout stdout
#define FCGI_stderr stderr
#define logstream stderr
#endif /*SERVER */
mhixbox_param_t * gene_mhixbox( box_param_t *box)
{
mhixbox_param_t *mhix;
markeridx_param_t *mkridx, *lastmkidx;
OPJ_OFF_T pos = 0;
mhix = ( mhixbox_param_t *)malloc( sizeof( mhixbox_param_t));
mhix->tlen = fetch_DBox8bytebigendian( box, (pos+=8)-8);
mhix->first = lastmkidx = NULL;
while( (OPJ_SIZE_T)pos < get_DBoxlen( box)){
mkridx = ( markeridx_param_t *)malloc( sizeof( markeridx_param_t));
mkridx->code = fetch_DBox2bytebigendian( box, (pos+=2)-2);
mkridx->num_remain = fetch_DBox2bytebigendian( box, (pos+=2)-2);
mkridx->offset = (OPJ_OFF_T)fetch_DBox8bytebigendian( box, (pos+=8)-8);
mkridx->length = fetch_DBox2bytebigendian( box, (pos+=2)-2);
mkridx->next = NULL;
if( mhix->first)
lastmkidx->next = mkridx;
else
mhix->first = mkridx;
lastmkidx = mkridx;
}
return mhix;
}
markeridx_param_t * search_markeridx( Byte2_t code, mhixbox_param_t *mhix)
{
markeridx_param_t *found;
found = mhix->first;
while( found != NULL){
if( code == found->code)
return found;
found = found->next;
}
fprintf( FCGI_stderr, "Error: Marker index %#x not found\n", code);
return NULL;
}
void print_mhixbox( mhixbox_param_t *mhix)
{
markeridx_param_t *ptr;
fprintf( logstream, "mhix box info:\n");
fprintf( logstream, "\t tlen: %#" PRIx64 "\n", mhix->tlen);
ptr = mhix->first;
while( ptr != NULL){
fprintf( logstream, "marker index info:\n"
"\t code: %#x\n"
"\t num_remain: %#x\n"
"\t offset: %#" PRIx64 "\n"
"\t length: %#x\n", ptr->code, ptr->num_remain, ptr->offset, ptr->length);
ptr=ptr->next;
}
}
void print_markeridx( markeridx_param_t *markeridx)
{
fprintf( logstream, "marker index info:\n"
"\t code: %#x\n"
"\t num_remain: %#x\n"
"\t offset: %#" PRIx64 "\n"
"\t length: %#x\n", markeridx->code, markeridx->num_remain, markeridx->offset, markeridx->length);
}
void delete_mhixbox( mhixbox_param_t **mhix)
{
markeridx_param_t *mkPtr, *mkNext;
mkPtr = (*mhix)->first;
while( mkPtr != NULL){
mkNext=mkPtr->next;
#ifndef SERVER
/* fprintf( logstream, "local log: marker index %#x deleted!\n", mkPtr->code); */
#endif
free(mkPtr);
mkPtr=mkNext;
}
free(*mhix);
}