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validate: scenario: call _element_added_cb() on existing children

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Summary:
We want to have a chance to set property on all the elements of the pipelines,
including the existing children when the element is added.

Reviewers: thiblahute

Differential Revision: http://phabricator.freedesktop.org/D138
This commit is contained in:
Guillaume Desmottes 2015-04-30 15:39:23 +02:00
parent db366e0a37
commit d0a02df6e5
1 changed files with 42 additions and 0 deletions
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42
validate/gst/validate/gst-validate-scenario.c
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@ -2310,6 +2310,45 @@ gst_validate_scenario_finalize (GObject * object)
G_OBJECT_CLASS (gst_validate_scenario_parent_class)->finalize (object);
}
static void _element_added_cb (GstBin * bin, GstElement * element,
GstValidateScenario * scenario);
static void
iterate_children (GstValidateScenario * scenario, GstBin * bin)
{
GstIterator *it;
GValue v = G_VALUE_INIT;
gboolean done = FALSE;
GHashTable *called; /* set of GstElement on which we already called _element_added_cb() */
called = g_hash_table_new (NULL, NULL);
it = gst_bin_iterate_elements (bin);
while (!done) {
switch (gst_iterator_next (it, &v)) {
case GST_ITERATOR_OK:{
GstElement *child = g_value_get_object (&v);
if (g_hash_table_lookup (called, child) == NULL) {
_element_added_cb (bin, child, scenario);
g_hash_table_add (called, child);
}
g_value_reset (&v);
}
break;
case GST_ITERATOR_RESYNC:
gst_iterator_resync (it);
break;
case GST_ITERATOR_ERROR:
case GST_ITERATOR_DONE:
done = TRUE;
}
}
g_value_reset (&v);
gst_iterator_free (it);
g_hash_table_unref (called);
}
static void
_element_added_cb (GstBin * bin, GstElement * element,
GstValidateScenario * scenario)
@ -2356,6 +2395,7 @@ _element_added_cb (GstBin * bin, GstElement * element,
if (GST_IS_BIN (element)) {
g_signal_connect (element, "element-added", (GCallback) _element_added_cb,
scenario);
iterate_children (scenario, GST_BIN (element));
}
}
@ -2391,6 +2431,8 @@ gst_validate_scenario_factory_create (GstValidateRunner *
g_signal_connect (pipeline, "element-added", (GCallback) _element_added_cb,
scenario);
iterate_children (scenario, GST_BIN (pipeline));
scenario->priv->bus = gst_element_get_bus (pipeline);
gst_bus_add_signal_watch (scenario->priv->bus);
g_signal_connect (scenario->priv->bus, "message", (GCallback) message_cb,