<html xmlns:v="urn:schemas-microsoft-com:vml" xmlns:o="urn:schemas-microsoft-com:office:office" xmlns:w="urn:schemas-microsoft-com:office:word" xmlns:x="urn:schemas-microsoft-com:office:excel" xmlns:p="urn:schemas-microsoft-com:office:powerpoint" xmlns:a="urn:schemas-microsoft-com:office:access" xmlns:dt="uuid:C2F41010-65B3-11d1-A29F-00AA00C14882" xmlns:s="uuid:BDC6E3F0-6DA3-11d1-A2A3-00AA00C14882" xmlns:rs="urn:schemas-microsoft-com:rowset" xmlns:z="#RowsetSchema" xmlns:b="urn:schemas-microsoft-com:office:publisher" xmlns:ss="urn:schemas-microsoft-com:office:spreadsheet" xmlns:c="urn:schemas-microsoft-com:office:component:spreadsheet" xmlns:odc="urn:schemas-microsoft-com:office:odc" xmlns:oa="urn:schemas-microsoft-com:office:activation" xmlns:html="http://www.w3.org/TR/REC-html40" xmlns:q="http://schemas.xmlsoap.org/soap/envelope/" xmlns:rtc="http://microsoft.com/officenet/conferencing" xmlns:D="DAV:" xmlns:Repl="http://schemas.microsoft.com/repl/" xmlns:mt="http://schemas.microsoft.com/sharepoint/soap/meetings/" xmlns:x2="http://schemas.microsoft.com/office/excel/2003/xml" xmlns:ppda="http://www.passport.com/NameSpace.xsd" xmlns:ois="http://schemas.microsoft.com/sharepoint/soap/ois/" xmlns:dir="http://schemas.microsoft.com/sharepoint/soap/directory/" xmlns:ds="http://www.w3.org/2000/09/xmldsig#" xmlns:dsp="http://schemas.microsoft.com/sharepoint/dsp" xmlns:udc="http://schemas.microsoft.com/data/udc" xmlns:xsd="http://www.w3.org/2001/XMLSchema" xmlns:sub="http://schemas.microsoft.com/sharepoint/soap/2002/1/alerts/" xmlns:ec="http://www.w3.org/2001/04/xmlenc#" xmlns:sp="http://schemas.microsoft.com/sharepoint/" xmlns:sps="http://schemas.microsoft.com/sharepoint/soap/" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:udcs="http://schemas.microsoft.com/data/udc/soap" xmlns:udcxf="http://schemas.microsoft.com/data/udc/xmlfile" xmlns:udcp2p="http://schemas.microsoft.com/data/udc/parttopart" xmlns:wf="http://schemas.microsoft.com/sharepoint/soap/workflow/" xmlns:dsss="http://schemas.microsoft.com/office/2006/digsig-setup" xmlns:dssi="http://schemas.microsoft.com/office/2006/digsig" xmlns:mdssi="http://schemas.openxmlformats.org/package/2006/digital-signature" xmlns:mver="http://schemas.openxmlformats.org/markup-compatibility/2006" xmlns:m="http://schemas.microsoft.com/office/2004/12/omml" xmlns:mrels="http://schemas.openxmlformats.org/package/2006/relationships" xmlns:spwp="http://microsoft.com/sharepoint/webpartpages" xmlns:ex12t="http://schemas.microsoft.com/exchange/services/2006/types" xmlns:ex12m="http://schemas.microsoft.com/exchange/services/2006/messages" xmlns:pptsl="http://schemas.microsoft.com/sharepoint/soap/SlideLibrary/" xmlns:spsl="http://microsoft.com/webservices/SharePointPortalServer/PublishedLinksService" xmlns:Z="urn:schemas-microsoft-com:" xmlns:st="" xmlns="http://www.w3.org/TR/REC-html40"> <head> <meta http-equiv="Content-Type" content="text/html; charset=us-ascii"> <meta name="Generator" content="Microsoft Word 12 (filtered medium)"> <style></style> </head> <body lang="EN-US" link="blue" vlink="purple"> <div class="WordSection1"> <p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1E27E2">Maz – looks like your video device node is not created, verify the camera connection to the board and then the camera driver.<o:p></o:p></span></p> <p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1E27E2"><o:p> </o:p></span></p> <p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1E27E2">Regards,<o:p></o:p></span></p> <p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1E27E2">Punya<o:p></o:p></span></p> <p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1E27E2"><o:p> </o:p></span></p> <div style="border:none;border-top:solid #B5C4DF 1.0pt;padding:3.0pt 0in 0in 0in"> <p class="MsoNormal"><b><span style="font-size:10.0pt;font-family:"Tahoma","sans-serif"">From:</span></b><span style="font-size:10.0pt;font-family:"Tahoma","sans-serif""> gstreamer-embedded-bounces+pprakash=ti.com@lists.freedesktop.org [mailto:gstreamer-embedded-bounces+pprakash=ti.com@lists.freedesktop.org] <b>On Behalf Of </b>Omer Fux<br> <b>Sent:</b> Tuesday, July 31, 2012 10:36 AM<br> <b>To:</b> Discussions specific to using GStreamer on embedded systems<br> <b>Subject:</b> Re: V4l2Src error<o:p></o:p></span></p> </div> <p class="MsoNormal"><o:p> </o:p></p> <div> <div> <p class="MsoNormal">try adding the -v , -e , --gst-debug=0 "flags".<o:p></o:p></p> </div> <div> <p class="MsoNormal"> <o:p></o:p></p> </div> <div> <p class="MsoNormal">for example :<o:p></o:p></p> </div> <div> <p class="MsoNormal"> <o:p></o:p></p> </div> <div> <p class="MsoNormal">gst-launch v4l2src <span style="color:#CC0000">-v --gst-debug=0</span> 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<o:p></o:p></p> </div> <div> <p class="MsoNormal"> <o:p></o:p></p> </div> <div> <p class="MsoNormal">or ar the other end of v4l2src , like in this example<o:p></o:p></p> </div> <div> <p class="MsoNormal"> <o:p></o:p></p> </div> <div> <p class="MsoNormal">gst-launch <span style="color:#CC0000">-v -e --gst-debug=0</span> 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<o:p></o:p></p> </div> <div> <p class="MsoNormal"> <o:p></o:p></p> </div> <div> <p class="MsoNormal"> <o:p></o:p></p> </div> <div> <p class="MsoNormal">this may help..not logical, but it works for me, on a different embedded device.<o:p></o:p></p> </div> <div> <p class="MsoNormal"><br> <br> <o:p></o:p></p> </div> <div> <div> <p class="MsoNormal">2012/7/31 Mazahir Poonawalla <<a href="mailto:mazahir.poonawalla@ideaforge.co.in" target="_blank">mazahir.poonawalla@ideaforge.co.in</a>><o:p></o:p></p> </div> <blockquote style="border:none;border-left:solid #CCCCCC 1.0pt;padding:0in 0in 0in 6.0pt;margin-left:4.8pt;margin-right:0in"> <div> <p><span style="font-size:9.0pt;font-family:"Arial","sans-serif";color:#333333">Hello,<o:p></o:p></span></p> <p><span style="font-size:9.0pt;font-family:"Arial","sans-serif";color:#333333">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:<o:p></o:p></span></p> <p><span style="font-size:9.0pt;font-family:"Arial","sans-serif";color:#333333"><a href="https://www.ridgerun.com/developer/wiki/index.php/TVP5146_GStreamer_example_pipelines" target="_blank"><span style="color:#DC972E;text-decoration:none">https://www.ridgerun.com/developer/wiki/index.php/TVP5146_GStreamer_example_pipelines</span></a><o:p></o:p></span></p> <p><span style="font-size:9.0pt;font-family:"Arial","sans-serif";color:#333333"><a href="https://www.ridgerun.com/developer/wiki/index.php/LeopardBoard_365_GStreamer_Pipelines_-_SDK_2011Q2" target="_blank"><span style="color:#DC972E;text-decoration:none">https://www.ridgerun.com/developer/wiki/index.php/LeopardBoard_365_GStreamer_Pipelines_-_SDK_2011Q2</span></a><o:p></o:p></span></p> <p><span style="font-size:9.0pt;font-family:"Arial","sans-serif";color:#333333"><a href="http://designsomething.org/leopardboard/f/33/p/806/2827.aspx#2827" target="_blank"><span style="color:#DC972E;text-decoration:none">http://designsomething.org/leopardboard/f/33/p/806/2827.aspx#2827</span></a><o:p></o:p></span></p> <p><span style="font-size:9.0pt;font-family:"Arial","sans-serif";color:#333333">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:<o:p></o:p></span></p> <p><span style="font-size:9.0pt;font-family:"Arial","sans-serif";color:navy">Setting pipeline to PAUSED ...</span><span style="font-size:9.0pt;font-family:"Arial","sans-serif";color:#333333"><br> </span><span style="font-size:9.0pt;font-family:"Arial","sans-serif";color:navy">davinci_resizer davinci_resizer.2: RSZ_G_CONFIG:0:1:124</span><span style="font-size:9.0pt;font-family:"Arial","sans-serif";color:#333333"><br> </span><span style="font-size:9.0pt;font-family:"Arial","sans-serif";color:navy">ERROR: Pipeline doesn't want to pause.</span><span style="font-size:9.0pt;font-family:"Arial","sans-serif";color:#333333"><br> </span><span style="font-size:9.0pt;font-family:"Arial","sans-serif";color:navy">ERROR: from element /GstPipeline:pipeline0/GstV4l2Src:v4l2src0: Cannot identify device '/dev/video0'.</span><span style="font-size:9.0pt;font-family:"Arial","sans-serif";color:#333333"><br> </span><span style="font-size:9.0pt;font-family:"Arial","sans-serif";color:navy">Additional debug info:</span><span style="font-size:9.0pt;font-family:"Arial","sans-serif";color:#333333"><br> </span><span style="font-size:9.0pt;font-family:"Arial","sans-serif";color:navy">../../../src/sys/v4l2/v4l2_calls.c(573): gst_v4l2_open (): /GstPipeline:pipeline0/GstV4l2Src:v4l2src0:</span><span style="font-size:9.0pt;font-family:"Arial","sans-serif";color:#333333"><br> </span><span style="font-size:9.0pt;font-family:"Arial","sans-serif";color:navy">system error: No such file or directory</span><span style="font-size:9.0pt;font-family:"Arial","sans-serif";color:#333333"><br> </span><span style="font-size:9.0pt;font-family:"Arial","sans-serif";color:navy">Setting pipeline to NULL ...</span><span style="font-size:9.0pt;font-family:"Arial","sans-serif";color:#333333"><br> </span><span style="font-size:9.0pt;font-family:"Arial","sans-serif";color:navy">Freeing pipeline ...</span><span style="font-size:9.0pt;font-family:"Arial","sans-serif";color:#333333"><o:p></o:p></span></p> <p><span style="font-size:9.0pt;font-family:"Arial","sans-serif";color:#333333">This happens all the time. I restarted the leopardboard, also reinserted the sd card but it just does not work. <o:p></o:p></span></p> <p><span style="font-size:9.0pt;font-family:"Arial","sans-serif";color:#333333">Can anyone please suggest as to what is going wrong?<o:p></o:p></span></p> <p><span style="font-size:9.0pt;font-family:"Arial","sans-serif";color:#333333"><br> Thanks,<o:p></o:p></span></p> <p><span style="font-size:9.0pt;font-family:"Arial","sans-serif";color:#333333">Maz<o:p></o:p></span></p> <div> <p class="MsoNormal"><o:p> </o:p></p> </div> <p class="MsoNormal"><o:p> </o:p></p> </div> <p class="MsoNormal" dir="RTL" style="margin-bottom:12.0pt;text-align:right;direction:rtl;unicode-bidi:embed"> <span lang="AR-SA"><br> _______________________________________________<br> gstreamer-embedded mailing list<br> <a href="mailto:gstreamer-embedded@lists.freedesktop.org">gstreamer-embedded@lists.freedesktop.org</a><br> <a href="http://lists.freedesktop.org/mailman/listinfo/gstreamer-embedded" target="_blank">http://lists.freedesktop.org/mailman/listinfo/gstreamer-embedded</a></span><span dir="LTR"><o:p></o:p></span></p> </blockquote> </div> <p class="MsoNormal" dir="RTL" style="text-align:right;direction:rtl;unicode-bidi:embed"> <span lang="AR-SA"><o:p> </o:p></span></p> </div> </div> </body> </html>