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/*
* Copyright (c) 2005, Herv Drolon, FreeImage Team
* 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 "opj_includes.h"
opj_image_t* opj_image_create0() {
opj_image_t *image = (opj_image_t*)opj_malloc(sizeof(opj_image_t));
return image;
}
opj_image_t* OPJ_CALLCONV opj_image_create(int numcmpts, opj_image_cmptparm_t *cmptparms, OPJ_COLOR_SPACE clrspc) {
int compno;
opj_image_t *image = NULL;
image = (opj_image_t*)opj_malloc(sizeof(opj_image_t));
if(image) {
image->color_space = clrspc;
image->numcomps = numcmpts;
/* allocate memory for the per-component information */
image->comps = (opj_image_comp_t*)opj_malloc(image->numcomps * sizeof(opj_image_comp_t));
if(!image->comps) {
opj_image_destroy(image);
return NULL;
}
/* create the individual image components */
for(compno = 0; compno < numcmpts; compno++) {
opj_image_comp_t *comp = &image->comps[compno];
comp->dx = cmptparms[compno].dx;
comp->dy = cmptparms[compno].dy;
comp->w = cmptparms[compno].w;
comp->h = cmptparms[compno].h;
comp->x0 = cmptparms[compno].x0;
comp->y0 = cmptparms[compno].y0;
comp->prec = cmptparms[compno].prec;
comp->bpp = cmptparms[compno].bpp;
comp->sgnd = cmptparms[compno].sgnd;
comp->data = (int*)opj_malloc(comp->w * comp->h * sizeof(int));
if(!comp->data) {
opj_image_destroy(image);
return NULL;
}
}
}
return image;
}
void OPJ_CALLCONV opj_image_destroy(opj_image_t *image) {
int i;
if(image) {
if(image->comps) {
/* image components */
for(i = 0; i < image->numcomps; i++) {
opj_image_comp_t *image_comp = &image->comps[i];
if(image_comp->data) {
opj_free(image_comp->data);
}
}
opj_free(image->comps);
}
opj_free(image);
}
}
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