Hi Rafael, On Friday 12 August 2011 09:28:55 Alexey Fisher wrote: > On 10.08.2011 16:06, Rafael Piazenski wrote: > > Thanks again, for your help! > > > > The file is attached! > > I receiver this output (sorry this is in portuguese, but I'll try to > > translate): > > > > gst-launch-0.10 v4l2src num-buffers=3 ! autovideosink > > > > Definindo a fila de processamento para PAUSADO... > > ERRO: A fila do processamento não quer pausar. > > ERRO: do elemento /GstPipeline:pipeline0/GstV4l2Src:v4l2src0: O > > dispositivo "/dev/video0" não pôde ser identificado. > > Informação adicional de depuração: > > v4l2_calls.c(493): gst_v4l2_open (): > > /GstPipeline:pipeline0/GstV4l2Src:v4l2src0: system error: Arquivo ou > > diretório não encontrado > > Definindo a fila de processamento para NULO... > > Liberando a fila de processamento... > > > > Setting the queue processing to PAUSED ... > > ERROR: The queue does not want to pause processing. > > ERROR: from element / GstPipeline: pipeline0/GstV4l2Src: v4l2src0: > > Device "/ dev/video0" could not be identified. > > Additional information for debugging: > > v4l2_calls.c (493): gst_v4l2_open (): / GstPipeline: > > pipeline0/GstV4l2Src: v4l2src0: > > system error: File or directory not found > > Setting the processing queue to NULL ... > > Releasing the queue processing ... > > > > Hope this can help! > > Rafael > > > > 2011/8/10 Alexey Fisher <bug-tr...@fisher-privat.net>: > >> On 10.08.2011 15:11, Rafael Piazenski wrote: > >>> Hello people! > >>> First of all, thanks for your help! > >>> I have this webcam on my ubuntu 11.04 in a HP TX2500 (2540br). > >>> My webcam is recognized, but there is no /dev/video0 for it. > >>> Can you help me solve this issue? > >>> Thanks a lot! > >>> Rafael Piazenski > >>> > >>> Bus 002 Device 004: ID 0c45:6310 Microdia Sonix USB 2.0 Camera > >>> > >>> lsusb -d 0c45:6310 -v | grep "14 Video" > >>> can't get device qualifier: Operation not permitted > >>> can't get debug descriptor: Operation not permitted > >>> cannot read device status, Operation not permitted (1) > >>> > >>> bFunctionClass 14 Video > >> > >> Please attach complete lsusb output. > >> Use: sudo lsusb -vd 0c45:6310 > lsusb > >> > >> Then reload uvc module with debug options: > >> sudo rmmod uvcvideo && sudo modpprobe uvcvideo trace=0xfff > >> > >> play some thing, for example: > >> gst-launch-0.10 v4l2src num-buffers=3 ! autovideosink > >> > >> this will capture only 3 frames. And after this attach dmesg output as > >> well. > >> > >> Regards, > >> > >> Alexey > > In dmesg you can see this part: > [11459.512425] uvcvideo: UVC non compliance - GET_DEF(PROBE) not > supported. Enabling workaround. > [11459.512829] uvcvideo: Failed to query (129) UVC probe control : -32 > (exp. 26). > [11459.512837] uvcvideo: Failed to initialize the device (-5). > > May be your can is really not uvc compliant. > > I currently can't help you, if you able to compile kernel and wont to > try some hacks then you are wellkome, but most of the time you should > think and hack by your self.
Could you try to load the uvcvideo module with quirks=0x100 ? -- Regards, Laurent Pinchart _______________________________________________ Linux-uvc-devel mailing list Linux-uvc-devel@lists.berlios.de https://lists.berlios.de/mailman/listinfo/linux-uvc-devel