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3
votes
1answer
337 views

Mounting USB camera on Ubuntu

I am quite new at Linux and I have to install this SwissRanger camera on Ubuntu. I am trying to follow their USB mounting instructions and I got stuck. From the instructions: Modify the usbdevfs ...
3
votes
1answer
404 views

How do I get my Logitech Quickcam 4000 up and running?

I've just installed Debian “Squeeze” and would love it if I could get my webcam up and running. I've Googled for a solution, and there's a package named pwc that I need to install to get it up and ...
1
vote
1answer
318 views

Capture raw image from V4L (webcam) device

I'm using a Raspberry pi to monitor a self-service fridge. When the door opens, a shell script is being executed to capture pictures until the door closes again. The problem, however, is the speed of ...
1
vote
1answer
448 views

Connection error for linux webcam driver for matlab

This might seem like a duplicate post, well yes it is, but I have a different problem compared with the duplicate version of it. My value for imaqhwinfo gives me: InstalledAdaptors: {'dcam' ...
1
vote
1answer
287 views

Why can't uvcdynctrl see my webcam?

I have added a Creative Labs Live! Optia webcam to my Debian Squeeze machine and can see it using lsusb. Unfortunately, when I use uvcdynctrl -l I get the message No Devices Found I am on Kernel ...
2
votes
0answers
141 views

Webcam Device Driver to support H.264

I have a Creative Live Cam Connect HD (id: 041e:4093) and this webcam has an on-board H.264 encoder. Unfortunately v4l2 only inputs the feed as MJPG. $ v4l2-ctl --list-formats ioctl: VIDIOC_ENUM_FMT ...
2
votes
0answers
1k views

internal webcam error: libv4l2: error turning on stream: Input/output error

Simple problem, not so simple solution as it seems to me. Whenever I try to start viewing my webcam, I get the following error: libv4l2: error turning on stream: Input/output error be it cheese, ...
2
votes
0answers
427 views

Howto reduce skype video outgoing traffic?

Issue background I'm having having problems with skype under linux. My video calls are all the time non-continuous and they're getting stuck. The situation is the same whether I use skype alone, or ...
2
votes
0answers
247 views

Is there a version of Wine that actually runs mainstream chat clients?

Is there a version of Wine that actually runs mainstream chat clients? I'm willing to consider commercial forks. I'd need it to support at least: Yahoo QQ Skype (yes there's a native client but it's ...
1
vote
0answers
392 views

uvcvideo - No space left on device

I'm trying to setup a camera (Swann ADW-200 wireless) in Zoneminder but having difficulties. Even when the camera is the only USB device hooked into the server it still errors with bandwidth problems ...
1
vote
0answers
240 views

Microsoft LifeCam VX-800 stopped working on Linux Mint

My Microsoft Lifecam VX-800 stopped working without any plausible reason. lsusb identifies the camera with the name "Z-Star Microelectronics Corp. Venus USB2.0 Camera". Another unusual thing is that ...
1
vote
0answers
178 views

How can I rotate one camera but not the other, in motion?

I have two webcams configured in motion. Due to the way I'm positioning one of these cameras, it needs to be rotated upside down (180 degrees). I tried putting this in it's tread.cfg file: rotate ...
1
vote
0answers
162 views

Why doesn't GoogleTalk plugin recognize my camera, even with v4l?

The thing is that I have GoogleTalk plugin, also used for Google+ hangouts, and it works in my netbook, on Ubuntu. But on my laptop, using the same Ubuntu (Oneric) and having used the camera on Cheese ...
1
vote
0answers
807 views

Matlab's Image acquisition toolbox doesn't recognize my webcam

I have to work with the image acquisition toolbox in Matlab and I find it quite disturbing to always change to windows. So I installed Matlab 2010b on my Linux machine (Arch, Kernel 39). Skype & ...
0
votes
0answers
24 views

fix webcam problem by changing its file in /dev/

At Ubuntu-Gnome 13.10, My webcam can be accessed by cheese; Also Skype determined the webcam, But it does not show any output for webcam at options window (Webcam also doesn't turn on). Skype ...
0
votes
0answers
22 views

Grab from a webcam

On Linux it is easy to use an audio or video grabbing device as input to FFmpeg: ffmpeg -f oss -i /dev/dsp -f video4linux2 -i /dev/video0 out.flv Today someone in kirupa forums said they ...
0
votes
0answers
32 views

dark image in Skype but without a problem in other apps

I've just moved to Linux Family. I installed Elementary OS 64bit (based on Ubuntu). I try to configure my Skype, but the video image is really dark. It is working, but it is low in contrast. I've ...
0
votes
0answers
164 views

How do I find out which process is using my V4L2 webcam?

I tried to run the following: $ vlc -I dummy v4l2:///dev/video0 --video-filter scene --no-audio --scene-path webcam.png --scene-prefix image_prefix --scene-format png vlc://quit --run-time=1 ...