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