1 /* GStreamer
2  * Copyright (C) 2010 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_SEGMENT_CLIP_H__
21 #define __GST_SEGMENT_CLIP_H__
22 
23 #include <gst/gst.h>
24 
25 G_BEGIN_DECLS
26 
27 #define GST_TYPE_SEGMENT_CLIP \
28   (gst_segment_clip_get_type())
29 #define GST_SEGMENT_CLIP(obj) \
30   (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_SEGMENT_CLIP,GstSegmentClip))
31 #define GST_SEGMENT_CLIP_CLASS(klass) \
32   (G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_SEGMENT_CLIP,GstSegmentClipClass))
33 #define GST_SEGMENT_CLIP_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj),GST_TYPE_SEGMENT_CLIP,GstSegmentClipClass))
34 #define GST_IS_SEGMENT_CLIP(obj) \
35   (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_SEGMENT_CLIP))
36 #define GST_IS_SEGMENT_CLIP_CLASS(klass) \
37   (G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_SEGMENT_CLIP))
38 
39 typedef struct _GstSegmentClip GstSegmentClip;
40 typedef struct _GstSegmentClipClass GstSegmentClipClass;
41 
42 struct _GstSegmentClip
43 {
44   GstElement parent;
45 
46   /* < private > */
47   GstPad *sinkpad;
48   GstPad *srcpad;
49 
50   GstSegment segment;
51 };
52 
53 struct _GstSegmentClipClass
54 {
55   GstElementClass parent_class;
56 
57   gboolean      (*set_caps)    (GstSegmentClip *self, GstCaps *caps);
58   GstFlowReturn (*clip_buffer) (GstSegmentClip *self, GstBuffer *buffer, GstBuffer **outbuf);
59   void          (*reset)       (GstSegmentClip *self);
60 };
61 
62 GType gst_segment_clip_get_type (void);
63 
64 G_END_DECLS
65 
66 #endif /* __GST_SEGMENT_CLIP_H__ */
67