clip: Return the newly created TrackElement when adding an asset

This is a minor API change

diff --git a/ges/ges-clip.c b/ges/ges-clip.c
index 09a07b1..0c25dea 100644 (file)
--- a/ges/ges-clip.c
+++ b/ges/ges-clip.c
@@ -1417,16 +1417,23 @@ _trim (GESTimelineElement * element, GstClockTime start)
  *
  * Takes a reference on @track_element.
  *
- * Returns: %TRUE on success, %FALSE on failure.
+ * Returns: (transfer none)(allow-none): Created #GESTrackElement or NULL
+ * if an error happened
  */
-gboolean
+GESTrackElement *
 ges_clip_add_asset (GESClip * clip, GESAsset * asset)
 {
-  g_return_val_if_fail (GES_IS_CLIP (clip), FALSE);
-  g_return_val_if_fail (GES_IS_ASSET (asset), FALSE);
+  GESTrackElement *element;
+
+  g_return_val_if_fail (GES_IS_CLIP (clip), NULL);
+  g_return_val_if_fail (GES_IS_ASSET (asset), NULL);
   g_return_val_if_fail (g_type_is_a (ges_asset_get_extractable_type
-          (asset), GES_TYPE_TRACK_ELEMENT), FALSE);
+          (asset), GES_TYPE_TRACK_ELEMENT), NULL);
+
+  element = GES_TRACK_ELEMENT (ges_asset_extract (asset, NULL));
+
+  if (!ges_container_add (GES_CONTAINER (clip), GES_TIMELINE_ELEMENT (element)))
+    return NULL;
 
-  return ges_container_add (GES_CONTAINER (clip),
-      GES_TIMELINE_ELEMENT (ges_asset_extract (asset, NULL)));
+  return element;
 }

diff --git a/ges/ges-clip.h b/ges/ges-clip.h
index 26f35f5..5bafa91 100644 (file)
--- a/ges/ges-clip.h
+++ b/ges/ges-clip.h
@@ -144,7 +144,7 @@ GType ges_clip_get_type (void);
  ****************************************************/
 GESTrackType      ges_clip_get_supported_formats  (GESClip *clip);
 void              ges_clip_set_supported_formats  (GESClip *clip, GESTrackType       supportedformats);
-gboolean          ges_clip_add_asset              (GESClip *clip, GESAsset *asset);
+GESTrackElement*  ges_clip_add_asset              (GESClip *clip, GESAsset *asset);
 GESTrackElement*  ges_clip_find_track_element     (GESClip *clip, GESTrack *track,
                                                    GType type);