2 * Copyright (C) <2005> Philippe Khalaf <burger@speedy.org>
3 * Copyright (C) <2005> Nokia Corporation <kai.vehmanen@nokia.com>
4 * Copyright (C) <2006> Joni Valtanen <joni.valtanen@movial.fi>
6 * This library is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU Library General Public
8 * License as published by the Free Software Foundation; either
9 * version 2 of the License, or (at your option) any later version.
11 * This library is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 * Library General Public License for more details.
16 * You should have received a copy of the GNU Library General Public
17 * License along with this library; if not, write to the
18 * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
19 * Boston, MA 02111-1307, USA.
25 #include "gstudp-marshal.h"
26 #include "gstdynudpsink.h"
35 #ifdef HAVE_SYS_TIME_H
38 #include <sys/types.h>
39 #include <gst/netbuffer/gstnetbuffer.h>
41 GST_DEBUG_CATEGORY_STATIC (dynudpsink_debug);
42 #define GST_CAT_DEFAULT (dynudpsink_debug)
44 static GstStaticPadTemplate sink_template = GST_STATIC_PAD_TEMPLATE ("sink",
49 /* DynUDPSink signals and args */
61 #define UDP_DEFAULT_SOCKFD -1
62 #define UDP_DEFAULT_CLOSEFD TRUE
71 #define CLOSE_IF_REQUESTED(udpctx) \
73 if ((!udpctx->externalfd) || (udpctx->externalfd && udpctx->closefd)) { \
74 CLOSE_SOCKET(udpctx->sock); \
75 if (udpctx->sock == udpctx->sockfd) \
76 udpctx->sockfd = UDP_DEFAULT_SOCKFD; \
81 static void gst_dynudpsink_finalize (GObject * object);
83 static GstFlowReturn gst_dynudpsink_render (GstBaseSink * sink,
85 static void gst_dynudpsink_close (GstDynUDPSink * sink);
86 static GstStateChangeReturn gst_dynudpsink_change_state (GstElement * element,
87 GstStateChange transition);
89 static void gst_dynudpsink_set_property (GObject * object, guint prop_id,
90 const GValue * value, GParamSpec * pspec);
91 static void gst_dynudpsink_get_property (GObject * object, guint prop_id,
92 GValue * value, GParamSpec * pspec);
94 static guint gst_dynudpsink_signals[LAST_SIGNAL] = { 0 };
96 #define gst_dynudpsink_parent_class parent_class
97 G_DEFINE_TYPE (GstDynUDPSink, gst_dynudpsink, GST_TYPE_BASE_SINK);
100 gst_dynudpsink_class_init (GstDynUDPSinkClass * klass)
102 GObjectClass *gobject_class;
103 GstElementClass *gstelement_class;
104 GstBaseSinkClass *gstbasesink_class;
106 gobject_class = (GObjectClass *) klass;
107 gstelement_class = (GstElementClass *) klass;
108 gstbasesink_class = (GstBaseSinkClass *) klass;
110 parent_class = g_type_class_peek_parent (klass);
112 gobject_class->set_property = gst_dynudpsink_set_property;
113 gobject_class->get_property = gst_dynudpsink_get_property;
114 gobject_class->finalize = gst_dynudpsink_finalize;
116 gst_dynudpsink_signals[SIGNAL_GET_STATS] =
117 g_signal_new ("get-stats", G_TYPE_FROM_CLASS (klass), G_SIGNAL_RUN_LAST,
118 G_STRUCT_OFFSET (GstDynUDPSinkClass, get_stats),
119 NULL, NULL, gst_udp_marshal_BOXED__STRING_INT, G_TYPE_VALUE_ARRAY, 2,
120 G_TYPE_STRING, G_TYPE_INT);
122 g_object_class_install_property (gobject_class, PROP_SOCKFD,
123 g_param_spec_int ("sockfd", "socket handle",
124 "Socket to use for UDP sending. (-1 == allocate)",
125 -1, G_MAXINT16, UDP_DEFAULT_SOCKFD,
126 G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
127 g_object_class_install_property (gobject_class, PROP_CLOSEFD,
128 g_param_spec_boolean ("closefd", "Close sockfd",
129 "Close sockfd if passed as property on state change",
130 UDP_DEFAULT_CLOSEFD, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
132 gstelement_class->change_state = gst_dynudpsink_change_state;
134 gst_element_class_add_pad_template (gstelement_class,
135 gst_static_pad_template_get (&sink_template));
137 gst_element_class_set_details_simple (gstelement_class, "UDP packet sender",
139 "Send data over the network via UDP",
140 "Philippe Khalaf <burger@speedy.org>");
142 gstbasesink_class->render = gst_dynudpsink_render;
144 GST_DEBUG_CATEGORY_INIT (dynudpsink_debug, "dynudpsink", 0, "UDP sink");
148 gst_dynudpsink_init (GstDynUDPSink * sink)
152 sink->sockfd = UDP_DEFAULT_SOCKFD;
153 sink->closefd = UDP_DEFAULT_CLOSEFD;
154 sink->externalfd = FALSE;
160 gst_dynudpsink_finalize (GObject * object)
162 GstDynUDPSink *udpsink;
164 udpsink = GST_DYNUDPSINK (object);
166 if (udpsink->sockfd >= 0 && udpsink->closefd)
167 CLOSE_SOCKET (udpsink->sockfd);
169 G_OBJECT_CLASS (parent_class)->finalize (object);
171 WSA_CLEANUP (object);
175 gst_dynudpsink_render (GstBaseSink * bsink, GstBuffer * buffer)
181 GstMetaNetAddress *meta;
182 struct sockaddr_in theiraddr;
186 memset (&theiraddr, 0, sizeof (theiraddr));
188 meta = gst_buffer_get_meta_net_address (buffer);
191 GST_DEBUG ("Received buffer is not a GstNetBuffer, skipping");
195 sink = GST_DYNUDPSINK (bsink);
197 data = gst_buffer_map (buffer, &size, NULL, GST_MAP_READ);
199 GST_DEBUG ("about to send %d bytes", size);
201 /* let's get the address from the metaata */
202 gst_netaddress_get_ip4_address (&meta->naddr, &destaddr, &destport);
204 GST_DEBUG ("sending %d bytes to client %d port %d", size, destaddr, destport);
206 theiraddr.sin_family = AF_INET;
207 theiraddr.sin_addr.s_addr = destaddr;
208 theiraddr.sin_port = destport;
210 ret = sendto (sink->sock, (char *) data, size, 0,
212 ret = sendto (sink->sock, data, size, 0,
214 (struct sockaddr *) &theiraddr, sizeof (theiraddr));
216 gst_buffer_unmap (buffer, data, size);
219 if (errno != EINTR && errno != EAGAIN) {
224 GST_DEBUG ("sent %d bytes", size);
230 GST_DEBUG ("got send error %s (%d)", g_strerror (errno), errno);
231 return GST_FLOW_ERROR;
236 gst_dynudpsink_set_property (GObject * object, guint prop_id,
237 const GValue * value, GParamSpec * pspec)
239 GstDynUDPSink *udpsink;
241 udpsink = GST_DYNUDPSINK (object);
245 if (udpsink->sockfd >= 0 && udpsink->sockfd != udpsink->sock &&
247 CLOSE_SOCKET (udpsink->sockfd);
248 udpsink->sockfd = g_value_get_int (value);
249 GST_DEBUG ("setting SOCKFD to %d", udpsink->sockfd);
252 udpsink->closefd = g_value_get_boolean (value);
256 G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
262 gst_dynudpsink_get_property (GObject * object, guint prop_id, GValue * value,
265 GstDynUDPSink *udpsink;
267 udpsink = GST_DYNUDPSINK (object);
271 g_value_set_int (value, udpsink->sockfd);
274 g_value_set_boolean (value, udpsink->closefd);
277 G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
283 /* create a socket for sending to remote machine */
285 gst_dynudpsink_init_send (GstDynUDPSink * sink)
289 if (sink->sockfd == -1) {
290 /* create sender socket if none available */
291 if ((sink->sock = socket (AF_INET, SOCK_DGRAM, 0)) < 0)
295 if (setsockopt (sink->sock, SOL_SOCKET, SO_BROADCAST, &bc_val,
296 sizeof (bc_val)) < 0)
299 sink->externalfd = TRUE;
301 sink->sock = sink->sockfd;
302 sink->externalfd = TRUE;
314 perror ("setsockopt");
315 CLOSE_IF_REQUESTED (sink);
321 gst_dynudpsink_get_stats (GstDynUDPSink * sink, const gchar * host, gint port)
327 gst_dynudpsink_close (GstDynUDPSink * sink)
329 CLOSE_IF_REQUESTED (sink);
332 static GstStateChangeReturn
333 gst_dynudpsink_change_state (GstElement * element, GstStateChange transition)
335 GstStateChangeReturn ret;
338 sink = GST_DYNUDPSINK (element);
340 switch (transition) {
341 case GST_STATE_CHANGE_READY_TO_PAUSED:
342 if (!gst_dynudpsink_init_send (sink))
349 ret = GST_ELEMENT_CLASS (parent_class)->change_state (element, transition);
351 switch (transition) {
352 case GST_STATE_CHANGE_PAUSED_TO_READY:
353 gst_dynudpsink_close (sink);
363 return GST_STATE_CHANGE_FAILURE;