openjpeg/applications/jpip/libopenjpip/dec_clientmsg_handler.c

190 lines
5.9 KiB
C

/*
* $Id$
*
* 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 <unistd.h>
#include "dec_clientmsg_handler.h"
#include "ihdrbox_manager.h"
#include "jpipstream_manager.h"
#include "jp2k_encoder.h"
//! maximum length of channel identifier
#define MAX_LENOFCID 30
void handle_JPIPstreamMSG( SOCKET connected_socket, cachelist_param_t *cachelist,
Byte_t **jpipstream, int *streamlen, msgqueue_param_t *msgqueue)
{
Byte_t *newjpipstream;
int newstreamlen = 0;
cache_param_t *cache;
char target[MAX_LENOFTARGET], tid[MAX_LENOFTID], cid[MAX_LENOFCID];
metadatalist_param_t *metadatalist;
newjpipstream = receive_JPIPstream( connected_socket, target, tid, cid, &newstreamlen);
parse_JPIPstream( newjpipstream, newstreamlen, *streamlen, msgqueue);
*jpipstream = update_JPIPstream( newjpipstream, newstreamlen, *jpipstream, streamlen);
free( newjpipstream);
metadatalist = gene_metadatalist();
parse_metamsg( msgqueue, *jpipstream, *streamlen, metadatalist);
// cid registration
if( target[0] != 0){
if((cache = search_cache( target, cachelist))){
if( tid[0] != 0)
update_cachetid( tid, cache);
if( cid[0] != 0)
add_cachecid( cid, cache);
}
else{
cache = gene_cache( target, msgqueue->last->csn, tid, cid);
insert_cache_into_list( cache, cachelist);
}
}
else
cache = search_cacheBycsn( msgqueue->last->csn, cachelist);
if( cache->metadatalist)
delete_metadatalist( &cache->metadatalist);
cache->metadatalist = metadatalist;
response_signal( connected_socket, true);
}
void handle_PNMreqMSG( SOCKET connected_socket, Byte_t *jpipstream, msgqueue_param_t *msgqueue, cachelist_param_t *cachelist)
{
Byte_t *pnmstream;
ihdrbox_param_t *ihdrbox;
char cid[MAX_LENOFCID], tmp[10];
cache_param_t *cache;
int fw, fh;
receive_line( connected_socket, cid);
if(!(cache = search_cacheBycid( cid, cachelist)))
if(!(cache = search_cacheBytid( cid, cachelist)))
return;
receive_line( connected_socket, tmp);
fw = atoi( tmp);
receive_line( connected_socket, tmp);
fh = atoi( tmp);
pnmstream = jpipstream_to_pnm( jpipstream, msgqueue, cache->csn, fw, fh, &cache->ihdrbox);
ihdrbox = cache->ihdrbox;
send_PNMstream( connected_socket, pnmstream, ihdrbox->width, ihdrbox->height, ihdrbox->nc, ihdrbox->bpc > 8 ? 255 : (1 << ihdrbox->bpc) - 1);
free( pnmstream);
}
void handle_XMLreqMSG( SOCKET connected_socket, Byte_t *jpipstream, cachelist_param_t *cachelist)
{
char cid[MAX_LENOFCID];
cache_param_t *cache;
receive_line( connected_socket, cid);
if(!(cache = search_cacheBycid( cid, cachelist)))
return;
boxcontents_param_t *boxcontents = cache->metadatalist->last->boxcontents;
Byte_t *xmlstream = (Byte_t *)malloc( boxcontents->length);
memcpy( xmlstream, jpipstream+boxcontents->offset, boxcontents->length);
send_XMLstream( connected_socket, xmlstream, boxcontents->length);
free( xmlstream);
}
void handle_TIDreqMSG( SOCKET connected_socket, cachelist_param_t *cachelist)
{
char target[MAX_LENOFTARGET], *tid = NULL;
cache_param_t *cache;
int tidlen = 0;
receive_line( connected_socket, target);
cache = search_cache( target, cachelist);
if( cache){
tid = cache->tid;
tidlen = strlen(tid);
}
send_TIDstream( connected_socket, tid, tidlen);
}
void handle_CIDreqMSG( SOCKET connected_socket, cachelist_param_t *cachelist)
{
char target[MAX_LENOFTARGET], *cid = NULL;
cache_param_t *cache;
int cidlen = 0;
receive_line( connected_socket, target);
cache = search_cache( target, cachelist);
if( cache){
if( cache->numOfcid > 0){
cid = cache->cid[ cache->numOfcid-1];
cidlen = strlen(cid);
}
}
send_CIDstream( connected_socket, cid, cidlen);
}
void handle_dstCIDreqMSG( SOCKET connected_socket, cachelist_param_t *cachelist)
{
char cid[MAX_LENOFCID];
receive_line( connected_socket, cid);
remove_cachecid( cid, cachelist);
response_signal( connected_socket, true);
}
void handle_JP2saveMSG( SOCKET connected_socket, cachelist_param_t *cachelist, msgqueue_param_t *msgqueue, Byte_t *jpipstream)
{
char cid[MAX_LENOFCID];
cache_param_t *cache;
Byte_t *jp2stream;
Byte8_t jp2len;
receive_line( connected_socket, cid);
if(!(cache = search_cacheBycid( cid, cachelist)))
return;
jp2stream = recons_jp2( msgqueue, jpipstream, cache->csn, &jp2len);
if( jp2stream){
save_codestream( jp2stream, jp2len, "jp2");
free( jp2stream);
}
}