112 lines
3.6 KiB
C
112 lines
3.6 KiB
C
/*
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* $Id$
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*
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* Copyright (c) 2002-2011, Communications and Remote Sensing Laboratory, Universite catholique de Louvain (UCL), Belgium
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* Copyright (c) 2002-2011, Professor Benoit Macq
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* Copyright (c) 2010-2011, Kaori Hagihara
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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 <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <time.h>
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#include "jpipstream_manager.h"
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#include "jp2k_encoder.h"
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#include "jp2k_decoder.h"
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#include "ihdrbox_manager.h"
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#include "j2kheader_manager.h"
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Byte_t * update_JPIPstream( Byte_t *newstream, int newstreamlen, Byte_t *cache_stream, int *streamlen)
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{
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Byte_t *stream = (Byte_t *)malloc( (*streamlen)+newstreamlen);
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if( *streamlen > 0)
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memcpy( stream, cache_stream, *streamlen);
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memcpy( stream+(*streamlen), newstream, newstreamlen);
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*streamlen += newstreamlen;
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if(cache_stream)
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free( cache_stream);
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return stream;
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}
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void save_codestream( Byte_t *codestream, Byte8_t streamlen, char *fmt)
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{
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time_t timer;
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struct tm *t_st;
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char filename[20];
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FILE *fp;
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time(&timer);
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t_st = localtime( &timer);
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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);
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fp = fopen( filename, "wb");
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if( fwrite( codestream, streamlen, 1, fp) != 1)
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fprintf( stderr, "Error: failed to write codestream to file %s\n", filename);
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fclose( fp);
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}
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Byte_t * jpipstream_to_pnm( Byte_t *jpipstream, msgqueue_param_t *msgqueue, Byte8_t csn, int fw, int fh, ihdrbox_param_t **ihdrbox)
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{
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Byte_t *pnmstream;
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Byte_t *j2kstream; // j2k or jp2 codestream
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Byte8_t j2klen;
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j2kstream = recons_j2k( msgqueue, jpipstream, csn, fw, fh, &j2klen);
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pnmstream = j2k_to_pnm( j2kstream, j2klen, ihdrbox);
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free( j2kstream);
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return pnmstream;
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}
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ihdrbox_param_t * get_SIZ_from_jpipstream( Byte_t *jpipstream, msgqueue_param_t *msgqueue, Byte8_t csn)
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{
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ihdrbox_param_t *ihdrbox;
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Byte_t *j2kstream;
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Byte8_t j2klen;
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SIZmarker_param_t SIZ;
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j2kstream = recons_j2kmainhead( msgqueue, jpipstream, csn, &j2klen);
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if( !get_mainheader_from_j2kstream( j2kstream, &SIZ, NULL)){
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free( j2kstream);
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return NULL;
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}
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ihdrbox = (ihdrbox_param_t *)malloc( sizeof(ihdrbox_param_t));
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ihdrbox->width = SIZ.Xsiz;
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ihdrbox->height = SIZ.Ysiz;
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ihdrbox->nc = SIZ.Csiz;
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ihdrbox->bpc = SIZ.Ssiz[0];
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free( j2kstream);
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return ihdrbox;
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}
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