gstghostpad: Forward queries in both direction

Use the peer of the internal pad to forward them, instead of the
target which only exists for the ghostpad (and not the internal
proxy pad).

diff --git a/gst/gstghostpad.c b/gst/gstghostpad.c
index bf6060f..4f73194 100644 (file)
--- a/gst/gstghostpad.c
+++ b/gst/gstghostpad.c
@@ -191,38 +191,36 @@ gst_proxy_pad_query_default (GstPad * pad, GstObject * parent, GstQuery * query)
   g_return_val_if_fail (GST_IS_PROXY_PAD (pad), FALSE);
   g_return_val_if_fail (GST_IS_QUERY (query), FALSE);
 
-
   switch (GST_QUERY_TYPE (query)) {
-    case GST_QUERY_ACCEPT_CAPS:
+    case GST_QUERY_CAPS:
     {
-      target = gst_proxy_pad_get_target (pad);
-      if (target) {
-        res = gst_pad_query (target, query);
-        gst_object_unref (target);
-      } else {
-        GST_DEBUG_OBJECT (pad, "no target");
-        /* We don't have a target, we return TRUE and we assume that any future
-         * target will be able to deal with any configured caps. */
-        gst_query_set_accept_caps_result (query, TRUE);
-        res = TRUE;
-      }
+      if (GST_IS_GHOST_PAD (pad))
+        res = gst_proxy_pad_query_caps (pad, query);
+      else
+        res = gst_pad_peer_query (GST_PROXY_PAD_INTERNAL (pad), query);
       break;
     }
-    case GST_QUERY_CAPS:
+    case GST_QUERY_ACCEPT_CAPS:
     {
-      res = gst_proxy_pad_query_caps (pad, query);
-      break;
+      if (GST_IS_GHOST_PAD (pad)) {
+        target = gst_proxy_pad_get_target (pad);
+        if (target) {
+          res = gst_pad_query (target, query);
+          gst_object_unref (target);
+        } else {
+          GST_DEBUG_OBJECT (pad, "no target");
+          /* We don't have a target, we return TRUE and we assume that any future
+           * target will be able to deal with any configured caps. */
+          gst_query_set_accept_caps_result (query, TRUE);
+          res = TRUE;
+        }
+        break;
+      }
+      /* passthrough */
     }
     default:
     {
-      target = gst_proxy_pad_get_target (pad);
-      if (target) {
-        res = gst_pad_query (target, query);
-        gst_object_unref (target);
-      } else {
-        GST_DEBUG_OBJECT (pad, "no target pad");
-        res = FALSE;
-      }
+      res = gst_pad_peer_query (GST_PROXY_PAD_INTERNAL (pad), query);
       break;
     }
   }