1 /*
2  * GStreamer
3  * Copyright (C) 2018 Sebastian Dröge <sebastian@centricular.com>
4  *
5  * This library is free software; you can redistribute it and/or
6  * modify it under the terms of the GNU Library General Public
7  * License as published by the Free Software Foundation; either
8  * version 2 of the License, or (at your option) any later version.
9  *
10  * This library is distributed in the hope that it will be useful,
11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
13  * Library General Public License for more details.
14  *
15  * You should have received a copy of the GNU Library General Public
16  * License along with this library; if not, write to the
17  * Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
18  * Boston, MA 02110-1301, USA.
19  */
20 
21 #ifndef __GST_CCCOMBINER_H__
22 #define __GST_CCCOMBINER_H__
23 
24 #include <gst/gst.h>
25 #include <gst/base/base.h>
26 #include <gst/video/video.h>
27 
28 G_BEGIN_DECLS
29 #define GST_TYPE_CCCOMBINER \
30   (gst_cc_combiner_get_type())
31 #define GST_CCCOMBINER(obj) \
32   (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_CCCOMBINER,GstCCCombiner))
33 #define GST_CCCOMBINER_CLASS(klass) \
34   (G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_CCCOMBINER,GstCCCombinerClass))
35 #define GST_IS_CCCOMBINER(obj) \
36   (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_CCCOMBINER))
37 #define GST_IS_CCCOMBINER_CLASS(klass) \
38   (G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_CCCOMBINER))
39 
40 typedef struct _GstCCCombiner GstCCCombiner;
41 typedef struct _GstCCCombinerClass GstCCCombinerClass;
42 
43 struct _GstCCCombiner
44 {
45   GstAggregator parent;
46 
47   gint video_fps_n, video_fps_d;
48   GstClockTime current_video_running_time;
49   GstClockTime current_video_running_time_end;
50   GstBuffer *current_video_buffer;
51   GstCaps *video_caps;
52 
53   GArray *current_frame_captions;
54   GstVideoCaptionType current_caption_type;
55 };
56 
57 struct _GstCCCombinerClass
58 {
59   GstAggregatorClass parent_class;
60 };
61 
62 GType gst_cc_combiner_get_type (void);
63 
64 G_END_DECLS
65 #endif /* __GST_CCCOMBINER_H__ */
66