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| Rev | Author | Line No. | Line |
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| 4758 | right-hear | 1 | /* |
| 2 | * Copyright (c) 2005, Hervé Drolon, FreeImage Team |
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| 3 | * All rights reserved. |
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| 4 | * |
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| 5 | * Redistribution and use in source and binary forms, with or without |
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| 6 | * modification, are permitted provided that the following conditions |
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| 7 | * are met: |
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| 8 | * 1. Redistributions of source code must retain the above copyright |
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| 9 | * notice, this list of conditions and the following disclaimer. |
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| 10 | * 2. Redistributions in binary form must reproduce the above copyright |
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| 11 | * notice, this list of conditions and the following disclaimer in the |
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| 12 | * documentation and/or other materials provided with the distribution. |
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| 13 | * |
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| 14 | * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS `AS IS' |
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| 15 | * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
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| 16 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
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| 17 | * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE |
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| 18 | * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
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| 19 | * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
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| 20 | * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS |
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| 21 | * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN |
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| 22 | * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
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| 23 | * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
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| 24 | * POSSIBILITY OF SUCH DAMAGE. |
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| 25 | */ |
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| 26 | |||
| 27 | #include "opj_includes.h" |
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| 28 | |||
| 29 | opj_image_t* opj_image_create0(void) { |
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| 30 | opj_image_t *image = (opj_image_t*)opj_calloc(1, sizeof(opj_image_t)); |
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| 31 | return image; |
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| 32 | } |
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| 33 | |||
| 34 | opj_image_t* OPJ_CALLCONV opj_image_create(int numcmpts, opj_image_cmptparm_t *cmptparms, OPJ_COLOR_SPACE clrspc) { |
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| 35 | int compno; |
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| 36 | opj_image_t *image = NULL; |
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| 37 | |||
| 38 | image = (opj_image_t*) opj_calloc(1, sizeof(opj_image_t)); |
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| 39 | if(image) { |
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| 40 | image->color_space = clrspc; |
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| 41 | image->numcomps = numcmpts; |
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| 42 | /* allocate memory for the per-component information */ |
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| 43 | image->comps = (opj_image_comp_t*)opj_malloc(image->numcomps * sizeof(opj_image_comp_t)); |
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| 44 | if(!image->comps) { |
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| 45 | fprintf(stderr,"Unable to allocate memory for image.\n"); |
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| 46 | opj_image_destroy(image); |
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| 47 | return NULL; |
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| 48 | } |
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| 49 | /* create the individual image components */ |
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| 50 | for(compno = 0; compno < numcmpts; compno++) { |
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| 51 | opj_image_comp_t *comp = &image->comps[compno]; |
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| 52 | comp->dx = cmptparms[compno].dx; |
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| 53 | comp->dy = cmptparms[compno].dy; |
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| 54 | comp->w = cmptparms[compno].w; |
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| 55 | comp->h = cmptparms[compno].h; |
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| 56 | comp->x0 = cmptparms[compno].x0; |
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| 57 | comp->y0 = cmptparms[compno].y0; |
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| 58 | comp->prec = cmptparms[compno].prec; |
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| 59 | comp->bpp = cmptparms[compno].bpp; |
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| 60 | comp->sgnd = cmptparms[compno].sgnd; |
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| 61 | comp->data = (int*) opj_calloc(comp->w * comp->h, sizeof(int)); |
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| 62 | if(!comp->data) { |
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| 63 | fprintf(stderr,"Unable to allocate memory for image.\n"); |
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| 64 | opj_image_destroy(image); |
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| 65 | return NULL; |
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| 66 | } |
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| 67 | } |
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| 68 | } |
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| 69 | |||
| 70 | return image; |
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| 71 | } |
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| 72 | |||
| 73 | void OPJ_CALLCONV opj_image_destroy(opj_image_t *image) { |
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| 74 | int i; |
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| 75 | if(image) { |
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| 76 | if(image->comps) { |
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| 77 | /* image components */ |
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| 78 | for(i = 0; i < image->numcomps; i++) { |
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| 79 | opj_image_comp_t *image_comp = &image->comps[i]; |
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| 80 | if(image_comp->data) { |
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| 81 | opj_free(image_comp->data); |
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| 82 | } |
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| 83 | } |
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| 84 | opj_free(image->comps); |
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| 85 | } |
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| 86 | opj_free(image); |
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| 87 | } |
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| 88 | } |
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| 89 |