1 /* GStreamer
2  * Copyright (C) <1999> Erik Walthinsen <omega@cse.ogi.edu>
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 
21 #ifndef __GST_UDPSRC_H__
22 #define __GST_UDPSRC_H__
23 
24 #include <gst/gst.h>
25 #include <gst/base/gstpushsrc.h>
26 #include <gio/gio.h>
27 
28 G_BEGIN_DECLS
29 
30 #include "gstudpnetutils.h"
31 
32 #define GST_TYPE_UDPSRC \
33   (gst_udpsrc_get_type())
34 #define GST_UDPSRC(obj) \
35   (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_UDPSRC,GstUDPSrc))
36 #define GST_UDPSRC_CLASS(klass) \
37   (G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_UDPSRC,GstUDPSrcClass))
38 #define GST_IS_UDPSRC(obj) \
39   (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_UDPSRC))
40 #define GST_IS_UDPSRC_CLASS(klass) \
41   (G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_UDPSRC))
42 #define GST_UDPSRC_CAST(obj) ((GstUDPSrc *)(obj))
43 
44 typedef struct _GstUDPSrc GstUDPSrc;
45 typedef struct _GstUDPSrcClass GstUDPSrcClass;
46 
47 struct _GstUDPSrc {
48   GstPushSrc parent;
49 
50   /* our sockets */
51   GSocket   *used_socket;	/* hot */
52   GInetSocketAddress *addr;	/* hot */
53 
54   GCancellable *cancellable;	/* hot */
55 
56   /* properties */
57   gint       skip_first_bytes;	/* hot */
58   guint64    timeout;	/* hot */
59   gboolean   retrieve_sender_address;	/* hot */
60   gchar     *address;
61   gint       port;
62   gchar     *multi_iface;
63   GstCaps   *caps;
64   gint       buffer_size;
65   GSocket   *socket;
66   gboolean   close_socket;
67   gboolean   auto_multicast;
68   gboolean   reuse;
69   gboolean   loop;
70 
71   /* stats */
72   guint      max_size;
73 
74   gboolean   external_socket;
75   gboolean   made_cancel_fd;
76 
77   /* Initial size of buffers in the buffer pool */
78   guint mtu;
79 
80   /* Extra memory for buffers with a size superior to max_packet_size */
81   GstMemory *extra_mem;
82 
83   gchar     *uri;
84 };
85 
86 struct _GstUDPSrcClass {
87   GstPushSrcClass parent_class;
88 };
89 
90 GType gst_udpsrc_get_type(void);
91 
92 G_END_DECLS
93 
94 
95 #endif /* __GST_UDPSRC_H__ */
96