GESTrackObject: add a ges_track_object_set_child_property_method

test: Test the new method

docs/libs/ges-sections.txt

@@ -83,6 +83,7 @@ ges_track_object_get_inpoint
 ges_track_object_get_duration
 ges_track_object_get_priority
 ges_track_object_is_active
+ges_track_object_set_child_property
 <SUBSECTION Standard>
 GES_TRACK_OBJECT_DURATION
 GES_TRACK_OBJECT_INPOINT

ges/ges-track-object.c

@@ -920,3 +920,35 @@ ges_track_object_is_active (GESTrackObject * object)
   else
     return object->active;
 }
+
+/**
+ * ges_track_object_set_child_property:
+ * @object: a #GESTrackObject
+ * @property_name: The name of the property to set
+ * @value: the value
+ *
+ * Sets a property of a child of @object. The property name
+ * should look like ClasseName-property-name
+ */
+void
+ges_track_object_set_child_property (GESTrackObject * object,
+    const gchar * property_name, GValue * value)
+{
+  GESTrackObjectPrivate *priv = object->priv;
+
+  if (priv->properties_hashtable) {
+    GstElement *element;
+    gchar **prop_name;
+
+    element = g_hash_table_lookup (priv->properties_hashtable, property_name);
+    if (element) {
+      prop_name = g_strsplit (property_name, "-", 2);
+      g_object_set_property (G_OBJECT (element), prop_name[1], value);
+      g_strfreev (prop_name);
+    } else {
+      GST_ERROR ("The %s property doesn't exist", property_name);
+    }
+  } else {
+    GST_DEBUG ("The child properties haven't been set on %p", object);
+  }
+}

ges/ges-track-object.h

@@ -152,6 +152,7 @@ void ges_track_object_set_start (GESTrackObject * object, guint64 start);
 void ges_track_object_set_inpoint (GESTrackObject * object, guint64 inpoint);
 void ges_track_object_set_duration (GESTrackObject * object, guint64 duration);
 void ges_track_object_set_priority (GESTrackObject * object, guint32 priority);
+gboolean ges_track_object_set_active (GESTrackObject * object, gboolean active);
 
 guint64 ges_track_object_get_start (GESTrackObject * object);
 guint64 ges_track_object_get_inpoint (GESTrackObject * object);
@@ -159,7 +160,7 @@ guint64 ges_track_object_get_duration (GESTrackObject * object);
 guint32 ges_track_object_get_priority (GESTrackObject * object);
 gboolean ges_track_object_is_active (GESTrackObject * object);
 
-gboolean ges_track_object_set_active (GESTrackObject * object, gboolean active);
+void ges_track_object_set_child_property (GESTrackObject * object,
+    const gchar * property_name, GValue * value);
 G_END_DECLS
-
 #endif /* _GES_TRACK_OBJECT */

tests/check/ges/effects.c

@@ -218,8 +218,8 @@ GST_START_TEST (test_tl_effect)
         GES_TRACK_OPERATION (tmp->data));
     fail_unless (priority > effect_prio);
     fail_unless (GES_IS_TRACK_EFFECT (tmp->data));
-    fail_unless (ges_track_object_get_track (GES_TRACK_OBJECT (tmp->data))->
-        type == track_type[i]);
+    fail_unless (ges_track_object_get_track (GES_TRACK_OBJECT (tmp->
+                data))->type == track_type[i]);
     effect_prio = priority;
 
     g_object_unref (tmp->data);
@@ -313,6 +313,51 @@ GST_START_TEST (test_priorities_tl_object)
 
 GST_END_TEST;
 
+GST_START_TEST (test_track_effect_set_properties)
+{
+  GESTimeline *timeline;
+  GESTimelineLayer *layer;
+  GESTrack *track_video;
+  GESTimelineEffect *tl_effect;
+  GESTrackEffect *tck_effect;
+  GValue value = { 0 };
+
+  ges_init ();
+
+  timeline = ges_timeline_new ();
+  layer = (GESTimelineLayer *) ges_simple_timeline_layer_new ();
+  track_video = ges_track_video_raw_new ();
+
+  ges_timeline_add_track (timeline, track_video);
+  ges_timeline_add_layer (timeline, layer);
+
+  GST_DEBUG ("Create effect");
+  tl_effect = ges_timeline_effect_new_from_bin_desc ("agingtv", NULL);
+
+  g_object_set (tl_effect, "duration", 25 * GST_SECOND, NULL);
+
+  ges_simple_timeline_layer_add_object ((GESSimpleTimelineLayer *) (layer),
+      (GESTimelineObject *) tl_effect, 0);
+
+  tck_effect = ges_track_effect_new_from_bin_desc ("agingtv");
+  fail_unless (ges_timeline_object_add_track_object (GES_TIMELINE_OBJECT
+          (tl_effect), GES_TRACK_OBJECT (tck_effect)));
+  fail_unless (ges_track_add_object (track_video,
+          GES_TRACK_OBJECT (tck_effect)));
+
+  g_value_init (&value, G_TYPE_UINT);
+  g_value_set_uint (&value, 17);
+
+  ges_track_object_set_child_property (GES_TRACK_OBJECT (tck_effect),
+      "GstAgingTV-scratch-lines", &value);
+
+  ges_timeline_layer_remove_object (layer, (GESTimelineObject *) tl_effect);
+
+  g_object_unref (timeline);
+}
+
+GST_END_TEST;
+
 static Suite *
 ges_suite (void)
 {
@@ -326,6 +371,7 @@ ges_suite (void)
   tcase_add_test (tc_chain, test_get_effects_from_tl);
   tcase_add_test (tc_chain, test_tl_effect);
   tcase_add_test (tc_chain, test_priorities_tl_object);
+  tcase_add_test (tc_chain, test_track_effect_set_properties);
 
   return s;
 }