Try to use gst-debug-level=5 to see all debug information, it helped me a lot on such situations. Without knowing better my_wma_decoder and my_sink is hard to help more.<br><br><a href="http://gstreamer.freedesktop.org/data/doc/gstreamer/head/manual/html/section-checklist-debug.html">http://gstreamer.freedesktop.org/data/doc/gstreamer/head/manual/html/section-checklist-debug.html</a><br> <br><div class="gmail_quote">On Wed, Sep 23, 2009 at 5:18 PM, Sitanshu Nanavati <span dir="ltr"><<a href="mailto:sitanshu@gmail.com">sitanshu@gmail.com</a>></span> wrote:<br><blockquote class="gmail_quote" style="border-left: 1px solid rgb(204, 204, 204); margin: 0pt 0pt 0pt 0.8ex; padding-left: 1ex;"> <div>Are you looking for the pipeline construction command-line?</div> <div>$ gst-launch filesrc location=/my/home/audio.wma ! ffdemux_asf ! my_wma_decoder ! my_sink<br><br></div><div><div></div><div class="h5"> <div class="gmail_quote">On Thu, Sep 24, 2009 at 1:43 AM, Tiago Katcipis <span dir="ltr"><<a href="mailto:katcipis@inf.ufsc.br" target="_blank">katcipis@inf.ufsc.br</a>></span> wrote:<br> <blockquote class="gmail_quote" style="border-left: 1px solid rgb(204, 204, 204); margin: 0px 0px 0px 0.8ex; padding-left: 1ex;">can you specify better the pipeline?<br><br> <div class="gmail_quote"> <div> <div></div> <div>On Wed, Sep 23, 2009 at 4:57 PM, Sitanshu Nanavati <span dir="ltr"><<a href="mailto:sitanshu@gmail.com" target="_blank">sitanshu@gmail.com</a>></span> wrote:<br></div></div> <blockquote class="gmail_quote" style="border-left: 1px solid rgb(204, 204, 204); margin: 0pt 0pt 0pt 0.8ex; padding-left: 1ex;"> <div> <div></div> <div> <div>Updated the subject line.</div> <div>Please ignore the earlier message.<br><br></div> <div class="gmail_quote"> <blockquote class="gmail_quote" style="border-left: 1px solid rgb(204, 204, 204); margin: 0px 0px 0px 0.8ex; padding-left: 1ex;"> <div>Hello All,</div> <div> </div> <div>I am trying to run audio thru pipeline. The control stalls at PREROLLING.</div> <div>I see a warning and an error prior to prerolling state. I am not sure from where they are popping and why. </div> <div> </div> <div>Can someone please let me know</div> <div>1) what is the root cause of below warning and error. Would it harm the audio playback?</div> <div>2) what i should be checking for the pipeline stalling at PREROLL.</div> <div> </div> <div>Thanks in advance.</div> <div>-s</div> <div> </div> <div>.....</div> <div>......</div> <div>(gst-launch-0.10:19809): GLib-GObject-WARNING **: specified class size for type<br>`MyAudio' is smaller than the parent type's `GObject' class size</div> <p>(gst-launch-0.10:19809): GLib-CRITICAL **: g_once_init_leave: assertion `initial<br>ization_value != 0' failed<br>Pipeline is PREROLLING ...</p></blockquote></div><br><br></div></div>------------------------------------------------------------------------------<br> Come build with us! 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