gstreamer/tests/old/examples/xml/createxml.c

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C
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#include <stdlib.h>
#include <gst/gst.h>
gboolean playing;
xmlNsPtr ns;
static void
object_saved (GstObject *object, xmlNodePtr parent, gpointer data)
{
xmlNodePtr child;
child = xmlNewChild(parent, ns, "comment", NULL);
xmlNewChild(child, ns, "text", (gchar *)data);
}
int main(int argc,char *argv[])
{
GstElement *disksrc, *audiosink, *queue, *queue2, *parse, *decode;
GstElement *bin;
GstElement *thread, *thread2;
ns = xmlNewNs (NULL, "http://gstreamer.net/gst-test/1.0/", "test");
gst_init(&argc,&argv);
if (argc != 2) {
g_print("usage: %s <filename>\n", argv[0]);
exit(-1);
}
/* create a new thread to hold the elements */
//thread = gst_thread_new("thread");
thread = gst_elementfactory_make("thread", "thread");
g_assert(thread != NULL);
gtk_signal_connect (GTK_OBJECT (thread), "object_saved", object_saved, g_strdup ("decoder thread"));
thread2 = gst_elementfactory_make("thread", "thread2");
//thread2 = gst_thread_new("thread2");
g_assert(thread2 != NULL);
gtk_signal_connect (GTK_OBJECT (thread2), "object_saved", object_saved, g_strdup ("render thread"));
/* create a new bin to hold the elements */
bin = gst_bin_new("bin");
g_assert(bin != NULL);
/* create a disk reader */
disksrc = gst_elementfactory_make("disksrc", "disk_source");
g_assert(disksrc != NULL);
gtk_object_set(GTK_OBJECT(disksrc),"location", argv[1],NULL);
queue = gst_elementfactory_make("queue", "queue");
queue2 = gst_elementfactory_make("queue", "queue2");
/* and an audio sink */
audiosink = gst_elementfactory_make("audiosink", "play_audio");
g_assert(audiosink != NULL);
parse = gst_elementfactory_make("mp3parse", "parse");
decode = gst_elementfactory_make("mpg123", "decode");
/* add objects to the main bin */
gst_bin_add(GST_BIN(bin), disksrc);
gst_bin_add(GST_BIN(bin), queue);
gst_bin_add(GST_BIN(thread), parse);
gst_bin_add(GST_BIN(thread), decode);
gst_bin_add(GST_BIN(thread), queue2);
gst_bin_add(GST_BIN(thread2), audiosink);
gst_pad_connect(gst_element_get_pad(disksrc,"src"),
gst_element_get_pad(queue,"sink"));
gst_pad_connect(gst_element_get_pad(queue,"src"),
gst_element_get_pad(parse,"sink"));
gst_pad_connect(gst_element_get_pad(parse,"src"),
gst_element_get_pad(decode,"sink"));
gst_pad_connect(gst_element_get_pad(decode,"src"),
gst_element_get_pad(queue2,"sink"));
gst_pad_connect(gst_element_get_pad(queue2,"src"),
gst_element_get_pad(audiosink,"sink"));
gst_bin_add(GST_BIN(bin), thread);
gst_bin_add(GST_BIN(bin), thread2);
xmlSaveFile("xmlTest.gst", gst_xml_write(GST_ELEMENT(bin)));
exit(0);
}