[gstreamer-bugs] [Bug 606616] New: Internal GStreamer error : negotiation problem

[GStreamer (bugzilla.gnome.org)]

https://bugzilla.gnome.org/show_bug.cgi?id=606616
  GStreamer | gstreamer (core) | unspecified

           Summary: Internal GStreamer error : negotiation problem
    Classification: Desktop
           Product: GStreamer
           Version: unspecified
        OS/Version: Linux
            Status: UNCONFIRMED
          Severity: major
          Priority: Normal
         Component: gstreamer (core)
        AssignedTo: gstreamer-bugs at lists.sourceforge.net
        ReportedBy: pandate at free.fr
         QAContact: gstreamer-bugs at lists.sourceforge.net
      GNOME target: ---
     GNOME version: ---


with error message :

gstqtmux.c(1091): gst_qt_mux_add_buffer (): /GstPipeline:project-Nouveau
projet/GstBin:encthread/GstMP4Mux:mux:
format wasn't negotiated before buffer flow on pad pad1

while trying to render video project using PiTiVi.
source video : OGV
target file : video x264enc audio lame

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