1 /* GStreamer 2 * Copyright (C) <2005> Wim Taymans <wim@fluendo.com> 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_MULTIUDPSINK_H__ 21 #define __GST_MULTIUDPSINK_H__ 22 23 #include <gst/gst.h> 24 #include <gst/base/gstbasesink.h> 25 #include <gio/gio.h> 26 27 G_BEGIN_DECLS 28 29 #include "gstudpnetutils.h" 30 31 #define GST_TYPE_MULTIUDPSINK (gst_multiudpsink_get_type()) 32 #define GST_MULTIUDPSINK(obj) (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_MULTIUDPSINK,GstMultiUDPSink)) 33 #define GST_MULTIUDPSINK_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_MULTIUDPSINK,GstMultiUDPSinkClass)) 34 #define GST_IS_MULTIUDPSINK(obj) (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_MULTIUDPSINK)) 35 #define GST_IS_MULTIUDPSINK_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_MULTIUDPSINK)) 36 #define GST_MULTIUDPSINK_CAST(obj) ((GstMultiUDPSink*)(obj)) 37 38 typedef struct _GstMultiUDPSink GstMultiUDPSink; 39 typedef struct _GstMultiUDPSinkClass GstMultiUDPSinkClass; 40 41 typedef GOutputMessage GstOutputMessage; 42 43 typedef struct { 44 gint ref_count; /* for memory management */ 45 gint add_count; /* how often this address has been added */ 46 47 GSocketAddress *addr; 48 gchar *host; 49 gint port; 50 51 /* Per-client stats */ 52 guint64 bytes_sent; 53 guint64 packets_sent; 54 guint64 connect_time; 55 guint64 disconnect_time; 56 } GstUDPClient; 57 58 /* sends udp packets to multiple host/port pairs. 59 */ 60 struct _GstMultiUDPSink { 61 GstBaseSink parent; 62 63 GSocket *used_socket, *used_socket_v6; 64 65 GCancellable *cancellable; 66 gboolean made_cancel_fd; 67 68 /* client management */ 69 GMutex client_lock; 70 GList *clients; 71 guint num_v4_unique; /* number IPv4 clients (excluding duplicates) */ 72 guint num_v4_all; /* number IPv4 clients (including duplicates) */ 73 guint num_v6_unique; /* number IPv6 clients (excluding duplicates) */ 74 guint num_v6_all; /* number IPv6 clients (including duplicates) */ 75 GList *clients_to_be_removed; 76 77 /* pre-allocated scrap space for render function */ 78 GOutputVector *vecs; 79 guint n_vecs; 80 GstMapInfo *maps; 81 guint n_maps; 82 GstOutputMessage *messages; 83 guint n_messages; 84 85 /* properties */ 86 guint64 bytes_to_serve; 87 guint64 bytes_served; 88 GSocket *socket, *socket_v6; 89 gboolean close_socket; 90 91 gboolean external_socket; 92 93 gboolean auto_multicast; 94 gchar *multi_iface; 95 gint ttl; 96 gint ttl_mc; 97 gboolean loop; 98 gboolean force_ipv4; 99 gint qos_dscp; 100 101 gboolean send_duplicates; 102 gint buffer_size; 103 gchar *bind_address; 104 gint bind_port; 105 }; 106 107 struct _GstMultiUDPSinkClass { 108 GstBaseSinkClass parent_class; 109 110 /* element methods */ 111 void (*add) (GstMultiUDPSink *sink, const gchar *host, gint port); 112 void (*remove) (GstMultiUDPSink *sink, const gchar *host, gint port); 113 void (*clear) (GstMultiUDPSink *sink); 114 GstStructure* (*get_stats) (GstMultiUDPSink *sink, const gchar *host, gint port); 115 116 /* signals */ 117 void (*client_added) (GstElement *element, const gchar *host, gint port); 118 void (*client_removed) (GstElement *element, const gchar *host, gint port); 119 }; 120 121 GType gst_multiudpsink_get_type(void); 122 123 void gst_multiudpsink_add (GstMultiUDPSink *sink, const gchar *host, gint port); 124 void gst_multiudpsink_remove (GstMultiUDPSink *sink, const gchar *host, gint port); 125 void gst_multiudpsink_clear (GstMultiUDPSink *sink); 126 GstStructure* gst_multiudpsink_get_stats (GstMultiUDPSink *sink, const gchar *host, gint port); 127 128 G_END_DECLS 129 130 #endif /* __GST_MULTIUDPSINK_H__ */ 131