openjpeg/applications/jpip/opj_client/opj_dec_server/jptstream_manager.c

92 lines
3.2 KiB
C

/*
* $Id: jptstream_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 <string.h>
#include <time.h>
#include "jptstream_manager.h"
#include "jp2k_decoder.h"
#include "imgreg_manager.h"
Byte_t * update_JPTstream( Byte_t *newjptstream, int newjptlen, Byte_t *cache_jptstream, int *jptlen)
{
Byte_t *jptstream = (Byte_t *)malloc( (*jptlen)+newjptlen);
if( *jptlen > 0)
memcpy( jptstream, cache_jptstream, *jptlen);
memcpy( jptstream+(*jptlen), newjptstream, newjptlen);
*jptlen += newjptlen;
if(cache_jptstream)
free( cache_jptstream);
return jptstream;
}
Byte_t * jpt_to_pnm( Byte_t *jptstream, msgqueue_param_t *msgqueue, Byte8_t csn, int fw, int fh, ihdrbox_param_t **ihdrbox)
{
Byte_t *pnmstream;
Byte_t *j2kstream; // j2k or jp2 codestream
Byte8_t j2klen;
int level = 0;
if( *ihdrbox){
// infinit value is set for maxmum level
int fx = fw, fy = fh;
int xmin = 0, ymin = 0;
int xmax = (*ihdrbox)->width, ymax = (*ihdrbox)->height;
find_level( 1000, &level, &fx, &fy, &xmin, &ymin, &xmax, &ymax);
}
j2kstream = recons_j2k( msgqueue, jptstream, csn, level+1, &j2klen);
pnmstream = j2k_to_pnm( j2kstream, j2klen, ihdrbox);
free( j2kstream);
return pnmstream;
}
void save_codestream( Byte_t *codestream, Byte8_t streamlen, char *fmt)
{
time_t timer;
struct tm *t_st;
char filename[20];
FILE *fp;
time(&timer);
t_st = localtime( &timer);
sprintf( filename, "%4d%02d%02d%02d%02d%02d.%.3s", t_st->tm_year+1900, t_st->tm_mon+1, t_st->tm_mday, t_st->tm_hour, t_st->tm_min, t_st->tm_sec, fmt);
fp = fopen( filename, "wb");
fwrite( codestream, streamlen, 1, fp);
fclose( fp);
}