<div dir="ltr">Thank you I tried.. and I attached the log file..<div><br></div><div>maybe the camera module depends on the computer.. </div><div>But I don't know what is difference between general computer and Odroid about v4l2src</div> <div><br></div><div>Thank you in advance</div><div><br></div><div>Best Regards,</div><div>SungTae Moon</div><div><br></div><div><br></div></div><div class="gmail_extra"><br><br><div class="gmail_quote">2014-08-25 23:44 GMT+09:30 Nicolas Dufresne-3 [via GStreamer-devel] <span dir="ltr"><<a href="/user/SendEmail.jtp?type=node&node=4668413&i=0" target="_top" rel="nofollow" link="external">[hidden email]</a>></span>:<br> <blockquote style='border-left:2px solid #CCCCCC;padding:0 1em' class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"> You could trace a bit more, e.g. GST_DEBUG="v4l2*:7" and try to find <br>more details. Note that from the following trace, it says that the <br>driver refuse to start streaming with generic i/o error. Last time I had <br>this generic error, I found that the USB bandwidth was not sufficient. <br>Lowering resolution or framerate was the only solution. <br><br>Nicolas <br><br>Le jeudi 21 août 2014 à 01:13 -0700, stmoon a écrit : <div><div><div class="h5"><div class='shrinkable-quote'><br>> I attach some result for ximagesink <br>> <br>> ------------------------------- <br>> <br>> <br>> odroid@odroid:/media/odroid/Data$ gst-launch-1.0 v4l2src device=/dev/video0 <br>> ! videorate ! video/x-raw,format=YUY2,width=640,height=480,framerate=30/1 ! <br>> videoconvert ! ximagesink --gst-debug-level=2 <br>> Setting pipeline to PAUSED ... <br>> Pipeline is live and does not need PREROLL ... <br>> Setting pipeline to PLAYING ... <br>> New clock: GstSystemClock <br>> 0:00:01.154448726 5363 0x153720 ERROR v4l2 <br>> gstv4l2bufferpool.c:551:gst_v4l2_buffer_pool_streamon:<v4l2src0:pool:src> <br>> error with STREAMON 5 (Input/output error) <br>> 0:00:01.154687726 5363 0x153720 WARN v4l2 <br>> gstv4l2bufferpool.c:994:gst_v4l2_buffer_pool_poll:<v4l2src0> error: poll <br>> error 1: Input/output error (5) <br>> 0:00:01.154904017 5363 0x153720 WARN v4l2src <br>> gstv4l2src.c:749:gst_v4l2src_create:<v4l2src0> error: Failed to allocate a <br>> buffer <br>> ERROR: from element /GstPipeline:pipeline0/GstV4l2Src:v4l2src0: Could not <br>> read from resource. <br>> Additional debug info: <br>> gstv4l2bufferpool.c(994): gst_v4l2_buffer_pool_poll (): <br>> /GstPipeline:pipeline0/GstV4l2Src:v4l2src0: <br>> poll error 1: Input/output error (5) <br>> Execution ended after 0:00:01.056890996 <br>> Setting pipeline to PAUSED ... <br>> 0:00:01.155083017 5363 0x153720 WARN basesrc <br>> gstbasesrc.c:2933:gst_base_src_loop:<v4l2src0> error: Internal data flow <br>> error. <br>> 0:00:01.155333684 5363 0x153720 WARN basesrc <br>> gstbasesrc.c:2933:gst_base_src_loop:<v4l2src0> error: streaming task paused, <br>> reason error (-5) <br>> Setting pipeline to READY ... <br>> Setting pipeline to NULL ... <br>> Freeing pipeline ... <br>> <br>> <br>> <br>> </div></div></div>> -- <br>> View this message in context: <a href="http://gstreamer-devel.966125.n4.nabble.com/error-with-STREAMON-5-Input-output-error-tp4668367p4668368.html" rel="nofollow" link="external" target="_blank">http://gstreamer-devel.966125.n4.nabble.com/error-with-STREAMON-5-Input-output-error-tp4668367p4668368.html</a><br> > Sent from the GStreamer-devel mailing list archive at Nabble.com. <br>> _______________________________________________ <br>> gstreamer-devel mailing list <br>> <a href="http://user/SendEmail.jtp?type=node&node=4668407&i=0" rel="nofollow" link="external" target="_blank">[hidden email]</a> <br>> <a href="http://lists.freedesktop.org/mailman/listinfo/gstreamer-devel" rel="nofollow" link="external" target="_blank">http://lists.freedesktop.org/mailman/listinfo/gstreamer-devel</a></div><br><br>_______________________________________________ <br>gstreamer-devel mailing list <br><a href="http://user/SendEmail.jtp?type=node&node=4668407&i=1" rel="nofollow" link="external" target="_blank">[hidden email]</a> <br><a href="http://lists.freedesktop.org/mailman/listinfo/gstreamer-devel" rel="nofollow" link="external" target="_blank">http://lists.freedesktop.org/mailman/listinfo/gstreamer-devel</a><br> <br> <br> <hr noshade size="1" color="#cccccc"> <div style="color:#444;font:12px tahoma,geneva,helvetica,arial,sans-serif"><div class=""> <div style="font-weight:bold">If you reply to this email, your message will be added to the discussion below:</div> </div><a href="http://gstreamer-devel.966125.n4.nabble.com/error-with-STREAMON-5-Input-output-error-tp4668367p4668407.html" target="_blank" rel="nofollow" link="external">http://gstreamer-devel.966125.n4.nabble.com/error-with-STREAMON-5-Input-output-error-tp4668367p4668407.html</a> </div><div class="HOEnZb"><div class="h5"> <div style="color:#666;font:11px tahoma,geneva,helvetica,arial,sans-serif;margin-top:.4em;line-height:1.5em"> To unsubscribe from error with STREAMON 5 (Input/output error), <a href="" target="_blank" rel="nofollow" link="external">click here</a>.<br> <a href="http://gstreamer-devel.966125.n4.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.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" link="external">NAML</a> </div></div></div></blockquote></div><br></div> <div class="small"><br/><img src="http://gstreamer-devel.966125.n4.nabble.com/images/icon_attachment.gif" > <strong>result</strong> (65K) <a href="http://gstreamer-devel.966125.n4.nabble.com/attachment/4668413/0/result" target="_top" rel="nofollow" link="external">Download Attachment</a></div> <br/><hr align="left" width="300" /> View this message in context: <a href="http://gstreamer-devel.966125.n4.nabble.com/error-with-STREAMON-5-Input-output-error-tp4668367p4668413.html">Re: error with STREAMON 5 (Input/output error)</a><br/> Sent from the <a href="http://gstreamer-devel.966125.n4.nabble.com/">GStreamer-devel mailing list archive</a> at Nabble.com.<br/>