Hi pavan, Thanks for you reply but I am not able to locate this document at mentioned path. I was trying to find out this in latest gstreamer-plugin-base code available on the gstreamer website. Regards, Sanjay On Thu, 21 Dec 2006 Pavan Patale wrote : >see gst-plugins-base/docs/design/design-decodebin.txt. >It might be helpful. > >Thanks, >Pavan. > > >> From: "sanjay kumar gupta" <sanjay417@rediffmail.com> >>Reply-To: sanjay kumar gupta <sanjay417@rediffmail.com> >>To: gstreamer-devel@lists.sourceforge.net >>Subject: [gst-devel] problem playing video file with this sample code >>Date: 20 Dec 2006 13:22:05 -0000 >>MIME-Version: 1.0 >>Received: from lists-outbound.sourceforge.net ([66.35.250.225]) by bay0-mc10-f3.bay0.hotmail.com with Microsoft SMTPSVC(6.0.3790.2444); Wed, 20 Dec 2006 05:28:28 -0800 >>Received: from sc8-sf-list2-new.sourceforge.net (sc8-sf-list2-new-b.sourceforge.net [10.3.1.94])by sc8-sf-spam2.sourceforge.net (Postfix) with ESMTPid 2554BF9CB; Wed, 20 Dec 2006 05:28:27 -0800 (PST) >>Received: from sc8-sf-mx2-b.sourceforge.net ([10.3.1.92]helo=mail.sourceforge.net)by sc8-sf-list2-new.sourceforge.net with esmtp (Exim 4.43)id 1Gx1Sl-0002BJ-77 for gstreamer-devel@lists.sourceforge.net;Wed, 20 Dec 2006 05:26:27 -0800 >>Received: from [59.160.240.215] (helo=rediffmail.com)by mail.sourceforge.net with smtp (Exim 4.44) id 1Gx1Sj-0001YL-Mcfor gstreamer-devel@lists.sourceforge.net;Wed, 20 Dec 2006 05:26:28 -0800 >>Received: (qmail 4593 invoked by uid 510); 20 Dec 2006 13:22:05 -0000 >>Received: from unknown (220.227.246.153) by rediffmail.com via HTTP;20 dec 2006 13:22:05 -0000 >>X-Message-Info: LsUYwwHHNt0ibdDomkT83f9CoH6dJeyqEMiFBs+f07Q= >>Comment: DomainKeys? See http://antispam.yahoo.com/domainkeys >>X-Spam-Score: 0.8 (/) >>X-Spam-Report: Spam Filtering performed by sourceforge.net.See http://spamassassin.org/tag/ for more details.Report problems tohttp://sf.net/tracker/?func=add&group_id=1&atid=2000010.5 FROM_ENDS_IN_NUMS      From: ends in numbers0.0 HTML_MESSAGE          BODY: HTML included in message0.3 HTML_10_20            BODY: Message is 10% to 20% HTML0.0 MSGID_FROM_MTA_HEADER  Message-Id was added by a relay >>X-BeenThere: gstreamer-devel@lists.sourceforge.net >>X-Mailman-Version: 2.1.8 >>Precedence: list >>List-Id: Discussion of the development of GStreamer<gstreamer-devel.lists.sourceforge.net> >>List-Unsubscribe: <https://lists.sourceforge.net/lists/listinfo/gstreamer-devel>, <mailto:gstreamer-devel-request@lists.sourceforge.net?subject=unsubscribe> >>List-Archive: <http://sourceforge.net/mailarchive/forum.php?forum=gstreamer-devel> >>List-Post: <mailto:gstreamer-devel@lists.sourceforge.net> >>List-Help: <mailto:gstreamer-devel-request@lists.sourceforge.net?subject=help> >>List-Subscribe: <https://lists.sourceforge.net/lists/listinfo/gstreamer-devel>, <mailto:gstreamer-devel-request@lists.sourceforge.net?subject=subscribe> >>Errors-To: gstreamer-devel-bounces@lists.sourceforge.net >>Return-Path: gstreamer-devel-bounces@lists.sourceforge.net >>X-OriginalArrivalTime: 20 Dec 2006 13:28:29.0278 (UTC) FILETIME=[BC8367E0:01C7243A] >> >>Hi all, >>  I have written the simple code for playing audio/video files using decodebin. >>Idea of creating the pipeline is as follows: >>/----------------------- >>1. created the elements filesrc and decodebin. Added & Linked these elements to pipeline and subscribed for callback cb_newpad() with decodebin element. >>2. created the elements audioconvert and alsasink and added these elements to audio bin with ghostpad. (this audio bin is not yet added in the pipeline) >>3. created the element xvimagesink and added this element to video bin with ghostpad. (this video bin is not yet added in the pipeline) >>4. Now setting the pipeline (with partial elements in step 1) to running state. >>4. When getting callback cb_newpad() for pad with mime type "audio/*" then adding the audio bin to pipeline, linking the ghostpad of audio bin with this new pad. >>  Once it is added and linked in pipeline, I am synchronizing the state of audio bin with pipeline state using following function: >>  gst_element_sync_state_with_parent (audiobin); >>4. When getting callback cb_newpad() for pad for mime type "video/*" then adding the video bin to pipeline, linking the ghostpad of video bin with this new pad. >>  Once it is added and linked in pipeline, I am synchronizing the state of video bin with pipeline (parent of video bin) state using following function: >>  gst_element_sync_state_with_parent (videobin); >>/------------------------------ >> >>When  I am trying to play audio file (only audio stream) or video file without audio (only video stream) then this code is perfectly working. >>but facing problem when file contain both audio and video stream. >>It sometime plays perfectly but sometime I am getting EOS (end of stream) notification immediately. >>what is the reason for this behavior. >>I tried to use the following pipeline from command line. it always worked fine: >>$gst-launch-0.10 filesrc location=soccer.avi ! decodebin name="decodebin" decodebin.! xvimagesink decodebin.! audioconvert ! alsasink >>Code is attached in this mail. >>Can someone please point out where could be the problem & please suggest the necessary changes needed? >>Any help would be appreciated. >>Thanks in advance. >> >>Regards, >>Sanjay >> >>********************************* >>  Sanjay Kumar Gupta >>  Motorola India Elecronics Ltd., >>  "TSR Towers",H.No. 6-3-1090, >>  Somajiguda, Raj Bhavan Road, >>  Hyderabad-500082. >>  Email: sanjayg@motorola.com >>********************************* > > >><< tmp.c >> > > >>------------------------------------------------------------------------- >>Take Surveys. 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