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make gst-launch property aware

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Original commit message from CVS:
make gst-launch property aware
This commit is contained in:
Benjamin Otte 2002-02-06 07:10:37 +00:00
parent 5efa475181
commit 7e4e644d51
1 changed files with 44 additions and 1 deletions
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45
tools/gst-launch.c
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@ -42,13 +42,54 @@ idle_func (gpointer data)
return busy;
}
/* TODO: write more outputs for ParamSpecs*/
static void
property_change_callback (GObject *object, GstObject *orig, GParamSpec *pspec)
{
#ifdef USE_GLIB2
if (G_IS_PARAM_SPEC_STRING (pspec))
{
gchar *str = NULL;
g_object_get (orig, pspec->name, &str, NULL);
g_print ("%s: %s = \"%s\"\n", GST_OBJECT_NAME (orig), pspec->name, str);
g_free (str);
} else if (G_IS_PARAM_SPEC_CHAR (pspec)) {
gchar str;
g_object_get (orig, pspec->name, &str, NULL);
g_print ("%s: %s = \"%c\"\n", GST_OBJECT_NAME (orig), pspec->name, str);
} else if (G_IS_PARAM_SPEC_INT (pspec) || G_IS_PARAM_SPEC_INT64 (pspec)) {
gint64 i;
g_object_get (orig, pspec->name, &i, NULL);
g_print ("%s: %s = %lld\n", GST_OBJECT_NAME (orig), pspec->name, i);
} else if (G_IS_PARAM_SPEC_UINT (pspec) || G_IS_PARAM_SPEC_UINT64 (pspec)) {
guint64 i;
g_object_get (orig, pspec->name, &i, NULL);
g_print ("%s: %s = %llu\n", GST_OBJECT_NAME (orig), pspec->name, i);
} else if (G_IS_PARAM_SPEC_ENUM (pspec)) {
guint64 i;
g_object_get (orig, pspec->name, &i, NULL);
g_print ("%s: %s = \"%llu\"\n", GST_OBJECT_NAME (orig), pspec->name, i);
} else if (G_IS_PARAM_SPEC_FLOAT (pspec)) {
gfloat i;
g_object_get (orig, pspec->name, &i, NULL);
g_print ("%s: %s = %f\n", GST_OBJECT_NAME (orig), pspec->name, i);
} else if (G_IS_PARAM_SPEC_DOUBLE (pspec)) {
gdouble i;
g_object_get (orig, pspec->name, &i, NULL);
g_print ("%s: %s = %f\n", GST_OBJECT_NAME (orig), pspec->name, i);
} else {
g_print ("%s: changed \"%s\"\n", GST_OBJECT_NAME (orig), pspec->name);
}
#endif /* USE_GLIB2 */
}
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_print ("deprecated: %s: %s: ", gst_element_get_name (element),
g_quark_to_string (entry->propid));
switch (entry->propstype) {
case GST_PROPS_INT_ID:
@ -187,6 +228,8 @@ main(int argc, char *argv[])
g_signal_connect (G_OBJECT (pipeline), "event", G_CALLBACK (event_func), NULL);
g_signal_connect (pipeline, "deep_notify", G_CALLBACK (property_change_callback), NULL);
#ifndef GST_DISABLE_LOADSAVE
if (save_pipeline) {
gst_xml_write_file (GST_ELEMENT (pipeline), fopen (savefile, "w"));