tools: Fix relative track switching

I have no idea where that "-2" came from, but it was obviously wrong.
Just use modulo "total number of streams" to get the proper track id.

diff --git a/validate/tools/gst-validate.c b/validate/tools/gst-validate.c
index 98f4856..8a76937 100644 (file)
--- a/validate/tools/gst-validate.c
+++ b/validate/tools/gst-validate.c
@@ -321,9 +321,7 @@ _execute_switch_track (GstValidateScenario * scenario,
   }
 
   if (relative) {               /* We are changing track relatively to current track */
-    index = current + index;
-    if (current >= n)
-      index = -2;
+    index = (current + index) % n;
   }
 
   if (!disabling) {