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Make launch catch pipeline events and print them out.

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Original commit message from CVS:
Make launch catch pipeline events and print them out.
This commit is contained in:
Wim Taymans 2001-12-18 19:07:06 +00:00
parent 56d3cdf64a
commit b9e1c437bb
1 changed files with 42 additions and 0 deletions
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42
tools/gstreamer-launch.c
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@ -3,6 +3,7 @@
#include <gst/gstparse.h>
#include <string.h>
#include <stdlib.h>
#include <gst/gstpropsprivate.h>
static int launch_argc;
static char **launch_argv;
@ -100,6 +101,44 @@ xid_handler (GstElement *element, gint xid, void *priv)
#endif
}
static void
print_props (gpointer data, gpointer user_data)
{
GstPropsEntry *entry = (GstPropsEntry *)data;
GstElement *element = GST_ELEMENT (user_data);
g_print ("%s: %s :", gst_element_get_name (element),
g_quark_to_string (entry->propid));
switch (entry->propstype) {
case GST_PROPS_INT_ID:
g_print ("%d\n", entry->data.int_data);
break;
case GST_PROPS_STRING_ID:
g_print ("%s\n", entry->data.string_data.string);
break;
case GST_PROPS_FLOAT_ID:
g_print ("%f\n", entry->data.float_data);
break;
default:
g_print ("unknown\n");
}
}
static void
event_func (GstElement *element, GstEvent *event)
{
GstProps *props;
if (event == NULL)
return;
if (GST_EVENT_TYPE (event) == GST_EVENT_INFO) {
props = GST_EVENT_INFO_PROPS (event);
g_list_foreach (props->properties, print_props, GST_EVENT_SRC (event));
}
}
int
main(int argc, char *argv[])
{
@ -129,6 +168,7 @@ main(int argc, char *argv[])
pipeline = gst_pipeline_new ("launch");
g_signal_connect (G_OBJECT (pipeline), "event", G_CALLBACK (event_func), NULL);
/* make a null-terminated version of argv */
argvn = g_new0 (char *,argc);
memcpy (argvn, argv+1, sizeof (char*) * (argc-1));
@ -176,7 +216,9 @@ main(int argc, char *argv[])
gst_main ();
gst_element_set_state (pipeline, GST_STATE_NULL);
}
gst_object_unref (GST_OBJECT (pipeline));
return 0;
}