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caugier@minitouf:~/build/gst_17mars$ ./player --gst-debug=rtp*:4,GST_CAPS:2,dynudpsink:5 This program is linked against GStreamer            (player:4483): GStreamer-CRITICAL **: gst_caps_get_structure: assertion `index < caps->structs->len' failed (player:4483): GStreamer-CRITICAL **: gst_structure_get_value: assertion `structure != NULL' failed(player:4483): GStreamer-CRITICAL **: gst_structure_get_value: assertion `structure != NULL' failedDEBUG (0x804e840 - 0:00:00.282003000)               rtpbin( 4483) gstrtpbin.c(299):gst_rtp_bin_request_new_pad: Pad 0x80dd618 (null) requested!Setting to PLAYINGRunning============#include<stdio.h>#include<stdlib.h>#include <gst/gst.h>GstElement *pipeline, *rtpbin, *rtppay, *alawenc, *audio, *play, *identity;GstCaps *caps;GstPad *pad;int main (int   argc, char *argv[]) {	guint major, minor, micro, nano;	GMainLoop *loop;	/* initialize GStreamer */	gst_init (&argc, &argv);	loop = g_main_loop_new (NULL, FALSE);	/* check input arguments	if (argc != 2) {		g_print ("Usage: %s <ip_dest:port>\n", argv[0]);		return -1;	}	*/	gst_version (&major, &minor, &micro, &nano);	printf ("This program is linked against GStreamer %d.%d.%d.%d\n",	  major, minor, micro, nano);	play = gst_element_factory_make ("playbin", "play");	g_object_set (G_OBJECT (play), "uri", "file:///home/caugier/test.wav", NULL);	pipeline = gst_bin_new("mypipe");	identity = gst_element_factory_make ("identity", "sync");	audio = gst_element_factory_make ("alsasink", "sink");	alawenc = gst_element_factory_make ("alawenc", "enc");	rtppay = gst_element_factory_make ("rtppcmapay", "pay");	rtpbin = gst_element_factory_make ("rtpbin", "netout");		//if (!rtpbin || !rtppay || !alawenc || !audiosrc) {	if (!rtpbin || !rtppay || !alawenc) {		g_print ("One element could not be created\n");	}	//g_object_set (identity, "sync", TRUE, NULL);	g_object_set (rtpbin, "localport", 7078,		       	"rtcp-support", FALSE,			"queue-delay", 0,		       	"destinations", "192.168.18.53:7078", NULL);	//g_object_set (G_OBJECT(rtpbin), "pt-map", self->pt_caps_table, NULL);	gst_bin_add_many( GST_BIN(pipeline), identity, alawenc, rtppay, rtpbin, NULL);	//gst_bin_add_many( GST_BIN(pipeline), identity, audio, NULL);	//if (!gst_element_link_many(identity, audio, NULL))	if (!gst_element_link_many(identity, alawenc, rtppay, rtpbin, NULL))		g_error ("link(alawenc, rtppay, rtpbin) failed!\n");	pad = gst_element_get_pad(identity, "sink");	gst_element_add_pad (GST_ELEMENT (pipeline), gst_ghost_pad_new ("sink", pad));		g_object_set (G_OBJECT (play), "audio-sink", pipeline, NULL);	/* Now set to playing and iterate. */	g_print ("Setting to PLAYING\n");	gst_element_set_state (play, GST_STATE_PLAYING);	g_print ("Running\n");	g_main_loop_run (loop);	return 0;}