1 /* RTP muxer element for GStreamer
2  *
3  * gstrtpmux.h:
4  *
5  * Copyright (C) <2007> Nokia Corporation.
6  *   Contact: Zeeshan Ali <zeeshan.ali@nokia.com>
7  * Copyright (C) 1999,2000 Erik Walthinsen <omega@cse.ogi.edu>
8  *               2000,2005 Wim Taymans <wim@fluendo.com>
9  *
10  * This library is free software; you can redistribute it and/or
11  * modify it under the terms of the GNU Library General Public
12  * License as published by the Free Software Foundation; either
13  * version 2 of the License, or (at your option) any later version.
14  *
15  * This library is distributed in the hope that it will be useful,
16  * but WITHOUT ANY WARRANTY; without even the implied warranty of
17  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
18  * Library General Public License for more details.
19  *
20  * You should have received a copy of the GNU Library General Public
21  * License along with this library; if not, write to the
22  * Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
23  * Boston, MA 02110-1301, USA.
24  */
25 
26 #ifndef __GST_RTP_RTX_QUEUE_H__
27 #define __GST_RTP_RTX_QUEUE_H__
28 
29 #include <gst/gst.h>
30 #include <gst/rtp/gstrtpbuffer.h>
31 
32 G_BEGIN_DECLS
33 #define GST_TYPE_RTP_RTX_QUEUE (gst_rtp_rtx_queue_get_type())
34 #define GST_RTP_RTX_QUEUE(obj) (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_RTP_RTX_QUEUE, GstRTPRtxQueue))
35 #define GST_RTP_RTX_QUEUE_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_RTP_RTX_QUEUE, GstRTPRtxQueueClass))
36 #define GST_RTP_RTX_QUEUE_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), GST_TYPE_RTP_RTX_QUEUE, GstRTPRtxQueueClass))
37 #define GST_IS_RTP_RTX_QUEUE(obj) (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_RTP_RTX_QUEUE))
38 #define GST_IS_RTP_RTX_QUEUE_CLASS(obj) (G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_RTP_RTX_QUEUE))
39 typedef struct _GstRTPRtxQueue GstRTPRtxQueue;
40 typedef struct _GstRTPRtxQueueClass GstRTPRtxQueueClass;
41 
42 /**
43  * GstRTPRtxQueue:
44  *
45  * The opaque #GstRTPRtxQueue structure.
46  */
47 struct _GstRTPRtxQueue
48 {
49   GstElement element;
50 
51   /* pad */
52   GstPad *sinkpad;
53   GstPad *srcpad;
54 
55   GMutex lock;
56   GQueue *queue;
57   GList *pending;
58 
59   guint max_size_time;
60   guint max_size_packets;
61 
62   GstSegment head_segment;
63   GstSegment tail_segment;
64 
65   /* Statistics */
66   guint n_requests;
67   guint n_fulfilled_requests;
68 };
69 
70 struct _GstRTPRtxQueueClass
71 {
72   GstElementClass parent_class;
73 };
74 
75 
76 GType gst_rtp_rtx_queue_get_type (void);
77 gboolean gst_rtp_rtx_queue_plugin_init (GstPlugin * plugin);
78 
79 G_END_DECLS
80 #endif /* __GST_RTP_RTX_QUEUE_H__ */
81