Date: Wed, 24 Feb 2016 08:28:23 +0100 From: Hans Petter Selasky <hps@selasky.org> To: Miguel C <miguelmclara@gmail.com>, freebsd-current <freebsd-current@freebsd.org> Subject: Re: pwcview and cheese - Device not configured / Invalid argument erros Message-ID: <56CD5B97.6000102@selasky.org> In-Reply-To: <CADGo8CWrT-dGkg0pe9iok7Qmp8K6WstB4jPMmmd81nOUwMzRWg@mail.gmail.com> References: <CADGo8CWrT-dGkg0pe9iok7Qmp8K6WstB4jPMmmd81nOUwMzRWg@mail.gmail.com>
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On 02/24/16 00:58, Miguel C wrote: > I just noticed the last messages were never CC'ed to the list > > On Wed, Feb 10, 2016 at 8:56 PM, Otacílio <otacilio.neto@bsd.com.br> wrote: > >> Miguel, I have noted that on my system, sometime I get a file not found >> error, like your problem. So, I unplugged the webcam and plug it again and >> it works. It is no frequently but occurs. Your camera is fixed or you can >> try something like this? >> > > Nah its fixed :P > > Its an acer ultrabook, the devices is conencted as a usb but its not like I > can plug it of unless I remove the LCD or something :P > > I was jsut think that this might be driver related, which seems to be uvc: > > % v4l2-dbg -D > Driver info: > Driver name : uvcvideo > Card type : 1.3M HD WebCam > Bus info : usb-/dev/usb-/dev/usb > Driver version: 2.6.38 > Capabilities : 0x84200001 > Video Capture > Streaming > Extended Pix Format > Device Capabilities > > maybe its a bug in the driver that presenting something unexpected to > /dev/video, I was just tried with ffpmeg, recompiled with v4l support and > get the same error using -i /dev/video > > [video4linux2,v4l2 @ 0x80ac6f000] ioctl(VIDIOC_STREAMON): Device not > configured > /dev/video0: Device not configured > Hi, Can you try to get a newer version of webcamd: pkg install -f webcamd Need to run the command below to make webamd re-attach. Further, try "usbconfig -d ugenX.1 reset", where X is the bus number for your webcam device. Else it is possible to compile webcamd with debugging on, and run it in the foreground to see what the error is about. --HPS
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