source: libpipi/trunk/pipi/codec/opencv.c @ 2261

Last change on this file since 2261 was 2261, checked in by Sam Hocevar, 13 years ago
  • Split the image loaders into sdl.c, imlib.c and opencv.c. We'll do something far better, but later.
File size: 1.8 KB
Line 
1/*
2 *  libpipi       Proper image processing implementation library
3 *  Copyright (c) 2004-2008 Sam Hocevar <sam@zoy.org>
4 *                All Rights Reserved
5 *
6 *  $Id$
7 *
8 *  This library is free software. It comes without any warranty, to
9 *  the extent permitted by applicable law. You can redistribute it
10 *  and/or modify it under the terms of the Do What The Fuck You Want
11 *  To Public License, Version 2, as published by Sam Hocevar. See
12 *  http://sam.zoy.org/wtfpl/COPYING for more details.
13 */
14
15/*
16 * image.c: image I/O functions
17 */
18
19#include "config.h"
20#include "common.h"
21
22#include <stdio.h>
23#include <stdlib.h>
24#include <string.h>
25
26#include <cv.h>
27#include <highgui.h>
28
29#include "pipi.h"
30#include "pipi_internals.h"
31
32pipi_image_t *pipi_load_opencv(const char *name)
33{
34    pipi_image_t *img;
35    IplImage *priv = cvLoadImage(name, -1);
36
37    if(!priv)
38        return NULL;
39
40    img = (pipi_image_t *)malloc(sizeof(pipi_image_t));
41    img->width = priv->width;
42    img->height = priv->height;
43    img->pitch = priv->widthStep;
44    img->channels = priv->nChannels;
45    img->pixels = priv->imageData;
46    img->priv = (void *)priv;
47
48    return img;
49}
50
51pipi_image_t *pipi_new_opencv(int width, int height)
52{
53    pipi_image_t *img;
54    IplImage *priv = cvCreateImage(cvSize(width, height), IPL_DEPTH_8U, 3);
55
56    if(!priv)
57        return NULL;
58
59    img = (pipi_image_t *)malloc(sizeof(pipi_image_t));
60    img->width = priv->width;
61    img->height = priv->height;
62    img->pitch = priv->widthStep;
63    img->channels = priv->nChannels;
64    img->pixels = priv->imageData;
65    img->priv = (void *)priv;
66
67    return img;
68}
69
70void pipi_free_opencv(pipi_image_t *img)
71{
72    IplImage *iplimg;
73    iplimg = (IplImage *)img->priv;
74    cvReleaseImage(&iplimg);
75
76    free(img);
77}
78
79void pipi_save_opencv(pipi_image_t *img, const char *name)
80{
81    cvSaveImage(name, img->priv);
82}
83
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