1 /* GStreamer
2  * Copyright (C) 2009 Sebastian Dröge <sebastian.droege@collabora.co.uk>
3  *
4  * This library is free software; you can redistribute it and/or
5  * modify it under the terms of the GNU Library General Public
6  * License as published by the Free Software Foundation; either
7  * version 2 of the License, or (at your option) any later version.
8  *
9  * This library is distributed in the hope that it will be useful,
10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
12  * Library General Public License for more details.
13  *
14  * You should have received a copy of the GNU Library General Public
15  * License along with this library; if not, write to the
16  * Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
17  * Boston, MA 02110-1301, USA.
18  */
19 
20 #ifndef __GST_FREI0R_MIXER_H__
21 #define __GST_FREI0R_MIXER_H__
22 
23 #include <gst/gst.h>
24 #include <gst/video/video.h>
25 #include <gst/base/gstcollectpads.h>
26 
27 #include "frei0r.h"
28 #include "gstfrei0r.h"
29 
30 G_BEGIN_DECLS
31 
32 #define GST_FREI0R_MIXER(obj) \
33   ((GstFrei0rMixer *) obj)
34 #define GST_FREI0R_MIXER_CLASS(klass) \
35   ((GstFrei0rMixerClass *) klass)
36 #define GST_FREI0R_MIXER_GET_CLASS(obj) \
37   ((GstFrei0rMixerClass *) g_type_class_peek (G_TYPE_FROM_INSTANCE (obj)))
38 
39 typedef struct _GstFrei0rMixer GstFrei0rMixer;
40 typedef struct _GstFrei0rMixerClass GstFrei0rMixerClass;
41 
42 struct _GstFrei0rMixer {
43   GstElement parent;
44 
45   GstCollectPads *collect;
46   GstPad *src;
47   GstPad *sink0, *sink1, *sink2;
48 
49   GstCaps *caps;
50   GstVideoInfo info;
51 
52   GstEvent *segment_event;
53 
54   GstPadEventFunction collect_event;
55 
56   f0r_instance_t *f0r_instance;
57   GstFrei0rPropertyValue *property_cache;
58 };
59 
60 struct _GstFrei0rMixerClass {
61   GstElementClass parent;
62 
63   f0r_plugin_info_t *info;
64   GstFrei0rFuncTable *ftable;
65 
66   GstFrei0rProperty *properties;
67   gint n_properties;
68 };
69 
70 GstFrei0rPluginRegisterReturn gst_frei0r_mixer_register (GstPlugin *plugin, const gchar * vendor, const f0r_plugin_info_t *info, const GstFrei0rFuncTable *ftable);
71 
72 G_END_DECLS
73 
74 #endif /* __GST_FREI0R_MIXER_H__ */
75