| 0,0 → 1,89 |
|---|
| /* |
| * Copyright (c) 2005, Hervé 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(void) { |
| opj_image_t *image = (opj_image_t*)opj_calloc(1, 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_calloc(1, 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) { |
| fprintf(stderr,"Unable to allocate memory for image.\n"); |
| 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_calloc(comp->w * comp->h, sizeof(int)); |
| if(!comp->data) { |
| fprintf(stderr,"Unable to allocate memory for image.\n"); |
| 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); |
| } |
| } |
| |