1 /*
2  * GStreamer
3  * Copyright (C) 2005 Thomas Vander Stichele <thomas@apestaart.org>
4  * Copyright (C) 2005 Ronald S. Bultje <rbultje@ronald.bitfreak.net>
5  * Copyright (C) 2008 Michael Sheldon <mike@mikeasoft.com>
6  *
7  * Permission is hereby granted, free of charge, to any person obtaining a
8  * copy of this software and associated documentation files (the "Software"),
9  * to deal in the Software without restriction, including without limitation
10  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
11  * and/or sell copies of the Software, and to permit persons to whom the
12  * Software is furnished to do so, subject to the following conditions:
13  *
14  * The above copyright notice and this permission notice shall be included in
15  * all copies or substantial portions of the Software.
16  *
17  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
18  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
19  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
20  * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
21  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
22  * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
23  * DEALINGS IN THE SOFTWARE.
24  *
25  * Alternatively, the contents of this file may be used under the
26  * GNU Lesser General Public License Version 2.1 (the "LGPL"), in
27  * which case the following provisions apply instead of the ones
28  * mentioned above:
29  *
30  * This library is free software; you can redistribute it and/or
31  * modify it under the terms of the GNU Library General Public
32  * License as published by the Free Software Foundation; either
33  * version 2 of the License, or (at your option) any later version.
34  *
35  * This library is distributed in the hope that it will be useful,
36  * but WITHOUT ANY WARRANTY; without even the implied warranty of
37  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
38  * Library General Public License for more details.
39  *
40  * You should have received a copy of the GNU Library General Public
41  * License along with this library; if not, write to the
42  * Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
43  * Boston, MA 02110-1301, USA.
44  */
45 
46 #ifndef __GST_EDGE_DETECT_H__
47 #define __GST_EDGE_DETECT_H__
48 
49 #include <gst/opencv/gstopencvvideofilter.h>
50 #include <opencv2/core.hpp>
51 
52 G_BEGIN_DECLS
53 /* #defines don't like whitespacey bits */
54 #define GST_TYPE_EDGE_DETECT \
55   (gst_edge_detect_get_type())
56 #define GST_EDGE_DETECT(obj) \
57   (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_EDGE_DETECT,GstEdgeDetect))
58 #define GST_EDGE_DETECT_CLASS(klass) \
59   (G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_EDGE_DETECT,GstEdgeDetectClass))
60 #define GST_IS_EDGE_DETECT(obj) \
61   (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_EDGE_DETECT))
62 #define GST_IS_EDGE_DETECT_CLASS(klass) \
63   (G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_EDGE_DETECT))
64 
65 typedef struct _GstEdgeDetect GstEdgeDetect;
66 typedef struct _GstEdgeDetectClass GstEdgeDetectClass;
67 
68 struct _GstEdgeDetect
69 {
70   GstOpencvVideoFilter element;
71 
72   gboolean mask;
73 
74   int threshold1;
75   int threshold2;
76   int aperture;
77 
78   cv::Mat cvEdge;
79   cv::Mat cvGray;
80 };
81 
82 struct _GstEdgeDetectClass
83 {
84   GstOpencvVideoFilterClass parent_class;
85 };
86 
87 GType gst_edge_detect_get_type (void);
88 
89 gboolean gst_edge_detect_plugin_init (GstPlugin * plugin);
90 
91 G_END_DECLS
92 #endif /* __GST_EDGE_DETECT_H__ */
93