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gst/: Make UDP and TCP elements use PushSrc.
Original commit message from CVS: * gst/rtsp/README: * gst/tcp/gsttcpclientsrc.c: (gst_tcpclientsrc_get_type), (gst_tcpclientsrc_base_init), (gst_tcpclientsrc_class_init), (gst_tcpclientsrc_init), (gst_tcpclientsrc_getcaps), (gst_tcpclientsrc_stop), (gst_tcpclientsrc_eos), (gst_tcpclientsrc_create), (gst_tcpclientsrc_start): * gst/tcp/gsttcpclientsrc.h: * gst/tcp/gsttcpserversrc.c: (gst_tcpserversrc_get_type), (gst_tcpserversrc_base_init), (gst_tcpserversrc_class_init), (gst_tcpserversrc_init), (gst_tcpserversrc_create), (gst_tcpserversrc_start), (gst_tcpserversrc_stop): * gst/tcp/gsttcpserversrc.h: * gst/tcp/gsttcpsrc.c: (gst_tcpsrc_get_type), (gst_tcpsrc_base_init), (gst_tcpsrc_class_init), (gst_tcpsrc_init), (gst_tcpsrc_create), (gst_tcpsrc_start), (gst_tcpsrc_stop): * gst/tcp/gsttcpsrc.h: * gst/udp/gstudpsink.c: (gst_udpsink_base_init), (gst_udpsink_init), (gst_udpsink_get_times), (gst_udpsink_render), (gst_udpsink_set_property), (gst_udpsink_get_property), (gst_udpsink_change_state): * gst/udp/gstudpsink.h: * gst/udp/gstudpsrc.c: (gst_udpsrc_get_type), (gst_udpsrc_base_init), (gst_udpsrc_class_init), (gst_udpsrc_init), (gst_udpsrc_create), (gst_udpsrc_set_uri), (gst_udpsrc_start), (gst_udpsrc_stop): * gst/udp/gstudpsrc.h: Make UDP and TCP elements use PushSrc.
This commit is contained in:
Wim Taymans
parent
99283f6e38
commit
943f0445a9
6 changed files with 123 additions and 170 deletions
31
ChangeLog
31
ChangeLog
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@ -1,3 +1,34 @@
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2005-05-12 Wim Taymans <wim@fluendo.com>
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* gst/rtsp/README:
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* gst/tcp/gsttcpclientsrc.c: (gst_tcpclientsrc_get_type),
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(gst_tcpclientsrc_base_init), (gst_tcpclientsrc_class_init),
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(gst_tcpclientsrc_init), (gst_tcpclientsrc_getcaps),
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(gst_tcpclientsrc_stop), (gst_tcpclientsrc_eos),
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(gst_tcpclientsrc_create), (gst_tcpclientsrc_start):
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* gst/tcp/gsttcpclientsrc.h:
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* gst/tcp/gsttcpserversrc.c: (gst_tcpserversrc_get_type),
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(gst_tcpserversrc_base_init), (gst_tcpserversrc_class_init),
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(gst_tcpserversrc_init), (gst_tcpserversrc_create),
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(gst_tcpserversrc_start), (gst_tcpserversrc_stop):
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* gst/tcp/gsttcpserversrc.h:
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* gst/tcp/gsttcpsrc.c: (gst_tcpsrc_get_type),
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(gst_tcpsrc_base_init), (gst_tcpsrc_class_init), (gst_tcpsrc_init),
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(gst_tcpsrc_create), (gst_tcpsrc_start), (gst_tcpsrc_stop):
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* gst/tcp/gsttcpsrc.h:
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* gst/udp/gstudpsink.c: (gst_udpsink_base_init),
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(gst_udpsink_init), (gst_udpsink_get_times), (gst_udpsink_render),
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(gst_udpsink_set_property), (gst_udpsink_get_property),
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(gst_udpsink_change_state):
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* gst/udp/gstudpsink.h:
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* gst/udp/gstudpsrc.c: (gst_udpsrc_get_type),
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(gst_udpsrc_base_init), (gst_udpsrc_class_init), (gst_udpsrc_init),
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(gst_udpsrc_create), (gst_udpsrc_set_uri), (gst_udpsrc_start),
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(gst_udpsrc_stop):
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* gst/udp/gstudpsrc.h:
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Make UDP and TCP elements use PushSrc.
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2005-05-11 Tim-Philipp Müller <tim at centricular dot net>
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* ext/mad/gstmad.c: (gst_mad_init), (gst_mad_src_query),
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@ -137,7 +137,7 @@ An RTSP session is created as follows:
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+---------------------------------------------+
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| +------------+ |
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| | _loop() | +--------+ |
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| | ----- rtpdec --------------------
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| | ----- rtpses --------------------
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| | | | | |
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| | | | | +------------+ |
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| | ----- RTCP ---- udpsink | |
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@ -50,8 +50,7 @@ enum
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ARG_0,
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ARG_HOST,
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ARG_PORT,
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ARG_MTU
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/* FILL ME */
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/* FILL ME */
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};
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static void gst_udpsink_base_init (gpointer g_class);
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@ -146,7 +145,6 @@ gst_udpsink_init (GstUDPSink * udpsink)
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{
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udpsink->host = g_strdup (UDP_DEFAULT_HOST);
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udpsink->port = UDP_DEFAULT_PORT;
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udpsink->mtu = 1024;
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}
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static void
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@ -161,30 +159,31 @@ static GstFlowReturn
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gst_udpsink_render (GstBaseSink * sink, GstBuffer * buffer)
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{
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GstUDPSink *udpsink;
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gint tosend;
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gint ret, size;
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guint8 *data;
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udpsink = GST_UDPSINK (sink);
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tosend = GST_BUFFER_SIZE (buffer);
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size = GST_BUFFER_SIZE (buffer);
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data = GST_BUFFER_DATA (buffer);
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/* send in chunks of MTU */
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while (tosend > 0) {
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gint psize;
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while (TRUE) {
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ret = sendto (udpsink->sock, data, size, 0,
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(struct sockaddr *) &udpsink->theiraddr, sizeof (udpsink->theiraddr));
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psize = MIN (udpsink->mtu, tosend);
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if (sendto (udpsink->sock, data, psize, 0,
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(struct sockaddr *) &udpsink->theiraddr,
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sizeof (udpsink->theiraddr)) == -1) {
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perror ("sending");
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}
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data += psize;
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tosend -= psize;
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if (ret < 0) {
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if (errno != EINTR && errno != EAGAIN)
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goto send_error;
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} else
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break;
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}
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return GST_FLOW_OK;
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send_error:
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{
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GST_DEBUG ("got send error");
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return GST_FLOW_ERROR;
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}
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}
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static void
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@ -207,9 +206,6 @@ gst_udpsink_set_property (GObject * object, guint prop_id, const GValue * value,
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case ARG_PORT:
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udpsink->port = g_value_get_int (value);
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break;
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case ARG_MTU:
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udpsink->mtu = g_value_get_int (value);
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break;
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default:
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break;
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}
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@ -230,9 +226,6 @@ gst_udpsink_get_property (GObject * object, guint prop_id, GValue * value,
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case ARG_PORT:
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g_value_set_int (value, udpsink->port);
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break;
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case ARG_MTU:
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g_value_set_int (value, udpsink->mtu);
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break;
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default:
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G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
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break;
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@ -59,7 +59,6 @@ struct _GstUDPSink {
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gint port;
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gchar *host;
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guint mtu;
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};
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struct _GstUDPSinkClass {
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@ -63,9 +63,9 @@ static void gst_udpsrc_init (GstUDPSrc * udpsrc);
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static void gst_udpsrc_uri_handler_init (gpointer g_iface, gpointer iface_data);
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static void gst_udpsrc_loop (GstPad * pad);
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static GstElementStateReturn gst_udpsrc_change_state (GstElement * element);
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static gboolean gst_udpsrc_activate (GstPad * pad, GstActivateMode mode);
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static GstFlowReturn gst_udpsrc_create (GstPushSrc * psrc, GstBuffer ** buf);
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static gboolean gst_udpsrc_start (GstBaseSrc * bsrc);
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static gboolean gst_udpsrc_stop (GstBaseSrc * bsrc);
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static void gst_udpsrc_set_property (GObject * object, guint prop_id,
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const GValue * value, GParamSpec * pspec);
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@ -101,7 +101,7 @@ gst_udpsrc_get_type (void)
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};
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udpsrc_type =
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g_type_register_static (GST_TYPE_ELEMENT, "GstUDPSrc", &udpsrc_info, 0);
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g_type_register_static (GST_TYPE_PUSHSRC, "GstUDPSrc", &udpsrc_info, 0);
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g_type_add_interface_static (udpsrc_type, GST_TYPE_URI_HANDLER,
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&urihandler_info);
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@ -125,11 +125,15 @@ gst_udpsrc_class_init (GstUDPSrc * klass)
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{
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GObjectClass *gobject_class;
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GstElementClass *gstelement_class;
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GstBaseSrcClass *gstbasesrc_class;
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GstPushSrcClass *gstpushsrc_class;
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gobject_class = (GObjectClass *) klass;
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gstelement_class = (GstElementClass *) klass;
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gstbasesrc_class = (GstBaseSrcClass *) klass;
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gstpushsrc_class = (GstPushSrcClass *) klass;
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parent_class = g_type_class_ref (GST_TYPE_ELEMENT);
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parent_class = g_type_class_ref (GST_TYPE_PUSHSRC);
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gobject_class->set_property = gst_udpsrc_set_property;
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gobject_class->get_property = gst_udpsrc_get_property;
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@ -147,27 +151,22 @@ gst_udpsrc_class_init (GstUDPSrc * klass)
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"URI in the form of udp://hostname:port", UDP_DEFAULT_URI,
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G_PARAM_READWRITE));
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gstelement_class->change_state = gst_udpsrc_change_state;
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gstbasesrc_class->start = gst_udpsrc_start;
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gstbasesrc_class->stop = gst_udpsrc_stop;
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gstpushsrc_class->create = gst_udpsrc_create;
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}
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static void
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gst_udpsrc_init (GstUDPSrc * udpsrc)
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{
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/* create the src and src pads */
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udpsrc->srcpad = gst_pad_new_from_template
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(gst_static_pad_template_get (&src_template), "src");
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gst_pad_set_activate_function (udpsrc->srcpad, gst_udpsrc_activate);
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gst_pad_set_loop_function (udpsrc->srcpad, gst_udpsrc_loop);
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gst_element_add_pad (GST_ELEMENT (udpsrc), udpsrc->srcpad);
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udpsrc->port = UDP_DEFAULT_PORT;
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udpsrc->sock = -1;
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udpsrc->multi_group = g_strdup (UDP_DEFAULT_MULTICAST_GROUP);
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udpsrc->uri = g_strdup (UDP_DEFAULT_URI);
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}
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static void
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gst_udpsrc_loop (GstPad * pad)
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static GstFlowReturn
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gst_udpsrc_create (GstPushSrc * psrc, GstBuffer ** buf)
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{
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GstUDPSrc *udpsrc;
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GstBuffer *outbuf;
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@ -176,55 +175,51 @@ gst_udpsrc_loop (GstPad * pad)
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gint numbytes;
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fd_set read_fds;
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guint max_sock;
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gchar *pktdata;
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gint pktsize;
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udpsrc = GST_UDPSRC (GST_OBJECT_PARENT (pad));
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udpsrc = GST_UDPSRC (psrc);
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FD_ZERO (&read_fds);
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FD_SET (udpsrc->sock, &read_fds);
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max_sock = udpsrc->sock;
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GST_STREAM_LOCK (pad);
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/* FIXME, add another socket to unblock */
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if (select (max_sock + 1, &read_fds, NULL, NULL, NULL) < 0)
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goto select_error;
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outbuf = gst_buffer_new ();
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GST_BUFFER_DATA (outbuf) = g_malloc (24000);
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GST_BUFFER_SIZE (outbuf) = 24000;
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pktdata = g_malloc (24000);
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pktsize = 24000;
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len = sizeof (struct sockaddr);
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if ((numbytes = recvfrom (udpsrc->sock, GST_BUFFER_DATA (outbuf),
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GST_BUFFER_SIZE (outbuf), 0, (struct sockaddr *) &tmpaddr,
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&len)) == -1)
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goto receive_error;
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while (TRUE) {
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numbytes = recvfrom (udpsrc->sock, pktdata, pktsize,
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0, (struct sockaddr *) &tmpaddr, &len);
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if (numbytes < 0) {
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if (errno != EAGAIN && errno != EINTR)
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goto receive_error;
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} else
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break;
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}
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outbuf = gst_buffer_new ();
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GST_BUFFER_DATA (outbuf) = pktdata;
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GST_BUFFER_SIZE (outbuf) = numbytes;
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if (gst_pad_push (udpsrc->srcpad, outbuf) != GST_FLOW_OK)
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goto need_pause;
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GST_STREAM_UNLOCK (pad);
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*buf = outbuf;
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return;
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return GST_FLOW_OK;
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select_error:
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{
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GST_STREAM_UNLOCK (pad);
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GST_DEBUG ("got select error");
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return;
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return GST_FLOW_ERROR;
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}
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receive_error:
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{
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GST_STREAM_UNLOCK (pad);
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gst_buffer_unref (outbuf);
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GST_DEBUG ("got receive error");
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return;
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}
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need_pause:
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{
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gst_task_pause (GST_RPAD_TASK (pad));
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GST_STREAM_UNLOCK (pad);
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return;
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return GST_FLOW_ERROR;
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}
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}
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@ -315,12 +310,15 @@ gst_udpsrc_get_property (GObject * object, guint prop_id, GValue * value,
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/* create a socket for sending to remote machine */
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static gboolean
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gst_udpsrc_init_receive (GstUDPSrc * src)
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gst_udpsrc_start (GstBaseSrc * bsrc)
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{
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guint bc_val;
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gint reuse = 1;
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struct sockaddr_in my_addr;
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int len, port;
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GstUDPSrc *src;
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src = GST_UDPSRC (bsrc);
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memset (&src->myaddr, 0, sizeof (src->myaddr));
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src->myaddr.sin_family = AF_INET; /* host byte order */
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@ -328,15 +326,15 @@ gst_udpsrc_init_receive (GstUDPSrc * src)
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src->myaddr.sin_addr.s_addr = INADDR_ANY;
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if ((src->sock = socket (AF_INET, SOCK_DGRAM, 0)) < 0)
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goto error;
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goto no_socket;
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if (setsockopt (src->sock, SOL_SOCKET, SO_REUSEADDR, &reuse,
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sizeof (reuse)) < 0)
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goto error;
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goto setsockopt_error;
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if (bind (src->sock, (struct sockaddr *) &src->myaddr,
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sizeof (src->myaddr)) < 0)
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goto error;
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goto bind_error;
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if (inet_aton (src->multi_group, &(src->multi_addr.imr_multiaddr))) {
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if (src->multi_addr.imr_multiaddr.s_addr) {
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@ -347,7 +345,9 @@ gst_udpsrc_init_receive (GstUDPSrc * src)
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}
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len = sizeof (my_addr);
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getsockname (src->sock, (struct sockaddr *) &my_addr, &len);
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if (getsockname (src->sock, (struct sockaddr *) &my_addr, &len) < 0)
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goto getsockname_error;
|
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port = ntohs (my_addr.sin_port);
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if (port != src->port) {
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src->port = port;
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|
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@ -360,102 +360,41 @@ gst_udpsrc_init_receive (GstUDPSrc * src)
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|
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return TRUE;
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|
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error:
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/* ERRORS */
|
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no_socket:
|
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{
|
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perror ("open");
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GST_DEBUG ("no_socket");
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return FALSE;
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}
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setsockopt_error:
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{
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GST_DEBUG ("setsockopt failed");
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return FALSE;
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}
|
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bind_error:
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{
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GST_DEBUG ("bind failed");
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return FALSE;
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}
|
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getsockname_error:
|
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{
|
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GST_DEBUG ("getsockname failed");
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return FALSE;
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}
|
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}
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|
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static void
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gst_udpsrc_close (GstUDPSrc * src)
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static gboolean
|
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gst_udpsrc_stop (GstBaseSrc * bsrc)
|
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{
|
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GstUDPSrc *src;
|
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|
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src = GST_UDPSRC (bsrc);
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|
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if (src->sock != -1) {
|
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close (src->sock);
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src->sock = -1;
|
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}
|
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}
|
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|
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static gboolean
|
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gst_udpsrc_activate (GstPad * pad, GstActivateMode mode)
|
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{
|
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gboolean result;
|
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GstUDPSrc *udpsrc;
|
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|
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udpsrc = GST_UDPSRC (GST_OBJECT_PARENT (pad));
|
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|
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switch (mode) {
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case GST_ACTIVATE_PUSH:
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/* if we have a scheduler we can start the task */
|
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if (GST_ELEMENT_SCHEDULER (udpsrc)) {
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GST_STREAM_LOCK (pad);
|
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GST_RPAD_TASK (pad) =
|
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gst_scheduler_create_task (GST_ELEMENT_SCHEDULER (udpsrc),
|
||||
(GstTaskFunction) gst_udpsrc_loop, pad);
|
||||
|
||||
gst_task_start (GST_RPAD_TASK (pad));
|
||||
GST_STREAM_UNLOCK (pad);
|
||||
result = TRUE;
|
||||
}
|
||||
break;
|
||||
case GST_ACTIVATE_PULL:
|
||||
result = FALSE;
|
||||
break;
|
||||
case GST_ACTIVATE_NONE:
|
||||
/* step 1, unblock clock sync (if any) */
|
||||
|
||||
/* step 2, make sure streaming finishes */
|
||||
GST_STREAM_LOCK (pad);
|
||||
gst_udpsrc_close (udpsrc);
|
||||
|
||||
/* step 3, stop the task */
|
||||
if (GST_RPAD_TASK (pad)) {
|
||||
gst_task_stop (GST_RPAD_TASK (pad));
|
||||
gst_object_unref (GST_OBJECT (GST_RPAD_TASK (pad)));
|
||||
GST_RPAD_TASK (pad) = NULL;
|
||||
}
|
||||
GST_STREAM_UNLOCK (pad);
|
||||
|
||||
result = TRUE;
|
||||
break;
|
||||
}
|
||||
return result;
|
||||
}
|
||||
|
||||
static GstElementStateReturn
|
||||
gst_udpsrc_change_state (GstElement * element)
|
||||
{
|
||||
GstElementStateReturn ret;
|
||||
GstUDPSrc *src;
|
||||
gint transition;
|
||||
|
||||
src = GST_UDPSRC (element);
|
||||
|
||||
transition = GST_STATE_TRANSITION (element);
|
||||
|
||||
switch (transition) {
|
||||
case GST_STATE_READY_TO_PAUSED:
|
||||
if (!gst_udpsrc_init_receive (src))
|
||||
goto no_init;
|
||||
break;
|
||||
default:
|
||||
break;
|
||||
}
|
||||
|
||||
ret = GST_ELEMENT_CLASS (parent_class)->change_state (element);
|
||||
|
||||
switch (transition) {
|
||||
default:
|
||||
break;
|
||||
}
|
||||
|
||||
return ret;
|
||||
|
||||
no_init:
|
||||
{
|
||||
GST_DEBUG ("could not init udp socket");
|
||||
return GST_STATE_FAILURE;
|
||||
}
|
||||
return TRUE;
|
||||
}
|
||||
|
||||
/*** GSTURIHANDLER INTERFACE *************************************************/
|
||||
|
|
|
|||
|
|
@ -22,10 +22,9 @@
|
|||
#define __GST_UDPSRC_H__
|
||||
|
||||
#include <gst/gst.h>
|
||||
#include <gst/base/gstpushsrc.h>
|
||||
|
||||
#ifdef __cplusplus
|
||||
extern "C" {
|
||||
#endif /* __cplusplus */
|
||||
G_BEGIN_DECLS
|
||||
|
||||
#include <errno.h>
|
||||
#include <string.h>
|
||||
|
|
@ -53,14 +52,9 @@ typedef struct _GstUDPSrc GstUDPSrc;
|
|||
typedef struct _GstUDPSrcClass GstUDPSrcClass;
|
||||
|
||||
struct _GstUDPSrc {
|
||||
GstElement element;
|
||||
|
||||
/* pads */
|
||||
GstPad *sinkpad,
|
||||
*srcpad;
|
||||
GstPushSrc parent;
|
||||
|
||||
gchar *uri;
|
||||
|
||||
int port;
|
||||
int sock;
|
||||
gchar *multi_group;
|
||||
|
|
@ -74,15 +68,12 @@ struct _GstUDPSrc {
|
|||
};
|
||||
|
||||
struct _GstUDPSrcClass {
|
||||
GstElementClass parent_class;
|
||||
GstPushSrcClass parent_class;
|
||||
};
|
||||
|
||||
GType gst_udpsrc_get_type(void);
|
||||
|
||||
|
||||
#ifdef __cplusplus
|
||||
}
|
||||
#endif /* __cplusplus */
|
||||
G_END_DECLS
|
||||
|
||||
|
||||
#endif /* __GST_UDPSRC_H__ */
|
||||
|
|
|
|||
Loading…
Reference in a new issue