<div class="gmail_quote"><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">Thanks Omer & Punya.<div> </div><div>@ Punya,</div><div>How do I verify that?</div><div> When I run the test pipeline, it works:</div><div><pre style="padding:1em;border:1px dashed rgb(47,111,171);background-color:rgb(249,249,249);line-height:1.1em">fbset -disable gst-launch videotestsrc ! TIDmaiVideoSink</pre></div><div>but when I run any other example, it doesn't and gives me the error as mentioned before. I am working on composite input and hence I run this pipeline example:</div> <div> </div><div><pre style="padding:1em;border:1px dashed rgb(47,111,171);background-color:rgb(249,249,249);line-height:1.1em">gst-launch v4l2src chain-ipipe=true always-copy=false input-src=composite ! 'video/x-raw-yuv,format=(fourcc)NV12, width=736, height=480, framerate=(fraction)30000/1001' ! dmaiaccel ! dmaiperf ! TIDmaiVideoSink videoOutput=composite videoStd=D1_NTSC</pre> <div><div class="h5"> <div class="gmail_quote">On 31 July 2012 21:28, Punya Prakash [via Gstreamer-embedded] <<a href="mailto:ml-node+s2243851n7572535h52@n2.nabble.com" target="_blank">ml-node+s2243851n7572535h52@n2.nabble.com</a>> wrote: <blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"> <div> Maz – looks like your video device node is not created, verify the camera connection to the board and then the camera driver. Regards, Punya <div style="border:none;border-top:solid #b5c4df 1.0pt;padding:3.0pt 0in 0in 0in"> From: gstreamer-embedded-bounces+pprakash=<a href="http://user/SendEmail.jtp?type=node&node=7572535&i=0" rel="nofollow" link="external" target="_blank">[hidden email]</a> [mailto:<a href="mailto:gstreamer-embedded-bounces%2Bpprakash" target="_blank">gstreamer-embedded-bounces+pprakash</a>=<a href="http://user/SendEmail.jtp?type=node&node=7572535&i=1" rel="nofollow" link="external" target="_blank">[hidden email]</a>] On Behalf Of Omer Fux Sent: Tuesday, July 31, 2012 10:36 AM To: Discussions specific to using GStreamer on embedded systems Subject: Re: V4l2Src error </div><div><div> <div> <div> try adding the -v , -e , --gst-debug=0 "flags". </div> <div> </div> <div> for example : </div> <div> </div> <div> gst-launch v4l2src -v --gst-debug=0 always-copy=false num-buffers=100 ! video/x-raw-yuv,width=640,height=480,framerate=25/1 ! TIVidenc1 codecName=h264enc engineName=codecServer ! avimux ! filesink location=sample.h264 </div> <div> </div> <div> or ar the other end of v4l2src , like in this example </div> <div> </div> <div> gst-launch -v -e --gst-debug=0 v4l2src always-copy=false num-buffers=100 ! video/x-raw-yuv,width=640,height=480,framerate=25/1 ! TIVidenc1 codecName=h264enc engineName=codecServer ! avimux ! filesink location=sample.h264 </div> <div> </div> <div> </div> <div> this may help..not logical, but it works for me, on a different embedded device. </div> <div> </div> <div> <div> 2012/7/31 Mazahir Poonawalla <<a href="http://user/SendEmail.jtp?type=node&node=7572535&i=2" rel="nofollow" link="external" target="_blank">[hidden email]</a>> </div> <blockquote style="border-left:2px solid #cccccc;padding:0 1em"> <div> Hello, I am trying to run gstreamer examples for composite video input as well as for input from LI-5M03 board as mentioned in the following web-pages: <a href="https://www.ridgerun.com/developer/wiki/index.php/TVP5146_GStreamer_example_pipelines" rel="nofollow" link="external" target="_blank">https://www.ridgerun.com/developer/wiki/index.php/TVP5146_GStreamer_example_pipelines</a> <a href="https://www.ridgerun.com/developer/wiki/index.php/LeopardBoard_365_GStreamer_Pipelines_-_SDK_2011Q2" rel="nofollow" link="external" target="_blank">https://www.ridgerun.com/developer/wiki/index.php/LeopardBoard_365_GStreamer_Pipelines_-_SDK_2011Q2</a> <a href="http://designsomething.org/leopardboard/f/33/p/806/2827.aspx#2827" rel="nofollow" link="external" target="_blank">http://designsomething.org/leopardboard/f/33/p/806/2827.aspx#2827</a> The problem is that it runs the 1st time perfectly. But then when I try to run the 2nd time, I get the following error: Setting pipeline to PAUSED ... davinci_resizer davinci_resizer.2: RSZ_G_CONFIG:0:1:124 ERROR: Pipeline doesn't want to pause. ERROR: from element /GstPipeline:pipeline0/GstV4l2Src:v4l2src0: Cannot identify device '/dev/video0'. Additional debug info: ../../../src/sys/v4l2/v4l2_calls.c(573): gst_v4l2_open (): /GstPipeline:pipeline0/GstV4l2Src:v4l2src0: system error: No such file or directory Setting pipeline to NULL ... Freeing pipeline ... This happens all the time. I restarted the leopardboard, also reinserted the sd card but it just does not work. Can anyone please suggest as to what is going wrong? Thanks, Maz <div> </div> </div> _______________________________________________ gstreamer-embedded mailing list <a href="http://user/SendEmail.jtp?type=node&node=7572535&i=3" rel="nofollow" link="external" target="_blank">[hidden email]</a> <a href="http://lists.freedesktop.org/mailman/listinfo/gstreamer-embedded" rel="nofollow" link="external" target="_blank">http://lists.freedesktop.org/mailman/listinfo/gstreamer-embedded</a> </blockquote> </div> </div> </div></div></div><div><div> _______________________________________________ gstreamer-embedded mailing list <a href="http://user/SendEmail.jtp?type=node&node=7572535&i=4" rel="nofollow" link="external" target="_blank">[hidden email]</a> <a href="http://lists.freedesktop.org/mailman/listinfo/gstreamer-embedded" rel="nofollow" link="external" target="_blank">http://lists.freedesktop.org/mailman/listinfo/gstreamer-embedded</a> <hr noshade size="1" color="#cccccc"> </div></div><div style="color:#444;font:12px tahoma,geneva,helvetica,arial,sans-serif"><div><div> <div style="font-weight:bold">If you reply to this email, your message will be added to the discussion below:</div> </div></div><a href="http://gstreamer-embedded.2243851.n2.nabble.com/V4l2Src-error-tp7572533p7572535.html" target="_blank">http://gstreamer-embedded.2243851.n2.nabble.com/V4l2Src-error-tp7572533p7572535.html</a> </div><div><div> <div style="color:#666;font:11px tahoma,geneva,helvetica,arial,sans-serif;margin-top:.4em;line-height:1.5em"> To start a new topic under Gstreamer-embedded, email <a href="mailto:ml-node%2Bs2243851n2243851h48@n2.nabble.com" target="_blank">ml-node+s2243851n2243851h48@n2.nabble.com</a> To unsubscribe from Gstreamer-embedded, <a href="http://gstreamer-embedded.2243851.n2.nabble.com/template/NamlServlet.jtp?macro=unsubscribe_by_code&node=2243851&code=bWF6YWhpci5wb29uYXdhbGxhQGlkZWFmb3JnZS5jby5pbnwyMjQzODUxfC05Mjk2OTU2MQ==" target="_blank">click here</a>. <a href="http://gstreamer-embedded.2243851.n2.nabble.com/template/NamlServlet.jtp?macro=macro_viewer&id=instant_html%21nabble%3Aemail.naml&base=nabble.naml.namespaces.BasicNamespace-nabble.view.web.template.NabbleNamespace-nabble.naml.namespaces.BasicNamespace-nabble.view.web.template.NabbleNamespace-nabble.naml.namespaces.BasicNamespace-nabble.view.web.template.NabbleNamespace-nabble.view.web.template.NodeNamespace&breadcrumbs=notify_subscribers%21nabble%3Aemail.naml-instant_emails%21nabble%3Aemail.naml-send_instant_email%21nabble%3Aemail.naml" rel="nofollow" style="font:9px serif" target="_blank">NAML</a> </div></div></div></blockquote></div> <div> </div></div></div>-- Thank you & Regards, Mazahir Poonawalla ideaForge Technology Pvt. Ltd. | Board: +91 22 2767 0001; +91 22 2767 0707 | <a href="mailto:mazahir.poonawalla@ideaforge.co.in" style="color:rgb(17,85,204)" target="_blank">mazahir.poonawalla@ideaforge.co.in</a> |<a href="http://www.ideaforge.co.in/" style="color:rgb(17,85,204)" target="_blank">www.ideaforge.co.in</a> P Please consider the environment before printing this e-mail </div> </blockquote></div> <div> </div>-- Thank you & Regards, Mazahir Poonawalla ideaForge Technology Pvt. Ltd. | Board: +91 22 2767 0001; +91 22 2767 0707 | <a href="mailto:mazahir.poonawalla@ideaforge.co.in" style="color:rgb(17,85,204)" target="_blank">mazahir.poonawalla@ideaforge.co.in</a> |<a href="http://www.ideaforge.co.in/" style="color:rgb(17,85,204)" target="_blank">www.ideaforge.co.in</a> P Please consider the environment before printing this e-mail