Well the driver is installed, the camera is connected to the board as well. It works maybe 1 out of 10 times which is weird. The rest of the times it shows up this error. On 27 July 2012 19:21, Chuck Crisler <ccrisler at mutualink.net> wrote: > Video for Linux (V4L) is not able to recognise whatever (if anything) you > have connected to /dev/video0. If you have some input video device > connected, maybe you don't have a V4L driver. > > On Fri, Jul 27, 2012 at 7:17 AM, Mazahir Poonawalla < > mazahir.poonawalla at ideaforge.co.in> wrote: > >> Hi, >> >> I tried running an example plugin on leopardboard: >> >> gst-launch -v -e v4l2src always-copy=FALSE input-src=composite >> chain-ipipe=true ! video/x-raw-yuv,format=\(fourcc\)NV12, width=1280, >> height=720 ! queue ! dmaiaccel ! dmaienc_h264 encodingpreset=2 >> ratecontrol=2 intraframeinterval=23 idrinterval=46 targetbitrate=3000000 ! >> rtph264pay ! udpsink port=$PORT host=$HOST_ADDR sync=false >> enable-last-buffer=false >> >> I also tried the example mentioned in >> www.ridgerun.com/.../LeopardBoard_365_GStreamer_Pipelines_-_SDK_2011Q2<https://www.ridgerun.com/developer/wiki/index.php/LeopardBoard_365_GStreamer_Pipelines_-_SDK_2011Q2> >> : >> >> gst-launch -e v4l2src always-copy=FALSE input-src=composite >> chain-ipipe=true ! video/x-raw-yuv,format=\(fourcc\)NV12, width=1280, >> height=720, framerate=\(fraction\)23/1 ! queue ! dmaiaccel ! dmaienc_h264 >> encodingpreset=2 ratecontrol=2 intraframeinterval=23 idrinterval=46 >> targetbitrate=3000000 ! rtph264pay ! udpsink port=$PORT host=$HOST_ADDR >> sync=false enable-last-buffer=false & >> >> But I keep getting the error as below: >> >> 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 ... >> >> Can someone please help as to what is going wrong? >> >> -- >> >> Thank you & Regards,**** >> >> *Mazahir Poonawalla***** >> >> >> >> _______________________________________________ >> gstreamer-devel mailing list >> gstreamer-devel at lists.freedesktop.org >> http://lists.freedesktop.org/mailman/listinfo/gstreamer-devel >> >> > > _______________________________________________ > gstreamer-devel mailing list > gstreamer-devel at lists.freedesktop.org > http://lists.freedesktop.org/mailman/listinfo/gstreamer-devel > > -- Thank you & Regards,**** *Mazahir Poonawalla***** ideaForge Technology Pvt. Ltd. | Board: +91 22 2767 0001; +91 22 2767 0707 | mazahir.poonawalla at ideaforge.co.in |www.ideaforge.co.in**** *P** **Please consider the environment before printing this e-mail* -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.freedesktop.org/archives/gstreamer-embedded/attachments/20120730/02dbf051/attachment.html>