[Bug 712280] New: Unable to play audio stream with visualization plugin

[GStreamer (bugzilla.gnome.org)]

https://bugzilla.gnome.org/show_bug.cgi?id=712280
  GStreamer | gst-plugins-base | 1.2.1

           Summary: Unable to play audio stream with visualization plugin
    Classification: Platform
           Product: GStreamer
           Version: 1.2.1
        OS/Version: Linux
            Status: UNCONFIRMED
          Severity: normal
          Priority: Normal
         Component: gst-plugins-base
        AssignedTo: gstreamer-bugs at lists.freedesktop.org
        ReportedBy: ondrejj at salstar.sk
         QAContact: gstreamer-bugs at lists.freedesktop.org
     GNOME version: ---


When I enable visualization plugin, unable to play a stream. Example:

# gst-launch-1.0 playbin uri=http://85.248.7.162:8000/96.mp3 flags=0x41f
Setting pipeline to PAUSED ...
Pipeline is PREROLLING ...

(gst-launch-1.0:8651): GStreamer-CRITICAL **: gst_bin_add: assertion
`GST_IS_ELEMENT (element)' failed

(gst-launch-1.0:8651): GStreamer-CRITICAL **: gst_element_set_state: assertion
`GST_IS_ELEMENT (element)' failed

(gst-launch-1.0:8651): GStreamer-CRITICAL **: gst_element_get_static_pad:
assertion `GST_IS_ELEMENT (element)' failed

(gst-launch-1.0:8651): GStreamer-CRITICAL **: gst_element_get_static_pad:
assertion `GST_IS_ELEMENT (element)' failed

(gst-launch-1.0:8651): GStreamer-CRITICAL **: gst_pad_link_full: assertion
`GST_IS_PAD (sinkpad)' failed

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