openjpeg/applications/jpip/tools/indexer/idxjp2_manager.c

101 lines
3.5 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) 2001-2003, David Janssens
* Copyright (c) 2002-2003, Yannick Verschueren
* Copyright (c) 2003-2007, Francois-Olivier Devaux and Antonin Descampe
* Copyright (c) 2005, Herve Drolon, FreeImage Team
* 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.
*/
/*! \file
* \brief Copy of some jp2.c functions, and modification of jpip.h from 2KAN indexer
*/
#include <stdio.h>
#include "ext_openjpeg.h"
#include "j2k_to_idxjp2.h"
#include "event_mgr_handler.h"
void fwrite_idxjp2( char filename[], unsigned char *j2kstream, int j2klen, opj_image_t *image, opj_codestream_info_t cstr_info)
{
int codestream_length;
opj_cio_t *cio = NULL;
FILE *fp = NULL;
opj_cinfo_t *cinfo;
opj_cparameters_t parameters; /* compression parameters */
opj_event_mgr_t event_mgr;
opj_bool encSuccess;
/* set encoding parameters to default values */
opj_set_default_encoder_parameters(&parameters);
/* get a JP2 compressor handle */
cinfo = opj_create_compress(CODEC_JP2);
event_mgr = set_default_event_mgr();
/* catch events using our callbacks and give a local context */
opj_set_event_mgr((opj_common_ptr)cinfo, &event_mgr, stderr);
/* setup the encoder parameters using the current image and using user parameters */
opj_setup_encoder(cinfo, &parameters, image);
/* open a byte stream for writing */
/* allocate memory for all tiles */
cio = opj_cio_open((opj_common_ptr)cinfo, NULL, 0);
encSuccess = idxjp2_encode( cinfo, cio, j2kstream, j2klen, cstr_info, image);
if (!encSuccess){
opj_cio_close(cio);
fprintf(stderr, "failed to encode image\n");
return;
}
codestream_length = cio_tell(cio);
/* write the buffer to disk */
fp = fopen( filename, "wb");
if (!fp) {
fprintf(stderr, "failed to open %s for writing\n", filename);
return;
}
fwrite(cio->buffer, 1, codestream_length, fp);
fclose(fp);
fprintf(stderr,"Generated outfile %s\n", filename);
/* close and free the byte stream */
opj_cio_close(cio);
/* free remaining compression structures */
opj_destroy_compress(cinfo);
opj_destroy_cstr_info(&cstr_info);
}