From 0e2c3ffc0befb6a2d4c6323fab53a08162f0f1d6 Mon Sep 17 00:00:00 2001
From: David Corvoysier <david.corvoysier@orange.com>
Date: Tue, 16 Oct 2012 11:39:18 +0200
Subject: [PATCH] Try queries upstream if we cannot process them

---
 ext/dash/gstdashdemux.c | 16 ++++++++++++----
 1 file changed, 12 insertions(+), 4 deletions(-)

diff --git a/ext/dash/gstdashdemux.c b/ext/dash/gstdashdemux.c
index 71348b7499..3736c5964e 100644
--- a/ext/dash/gstdashdemux.c
+++ b/ext/dash/gstdashdemux.c
@@ -764,11 +764,19 @@ gst_dash_demux_src_query (GstPad * pad, GstQuery * query)
       }
       break;
     }
-    default:
-      /* Don't fordward queries upstream because of the special nature of this
-       * "demuxer", which relies on the upstream element only to be fed with the
-       * manifest file */
+    default:{
+      GstPad *peer;
+
+      if ((peer = gst_pad_get_peer (dashdemux->sinkpad))) {
+        /* Try to query upstream */
+        ret = gst_pad_query (peer, query);
+        gst_object_unref (peer);
+      } else {
+        /* no peer, we don't know */
+        ret = FALSE;
+      }
       break;
+    }
   }
 
   return ret;