2
votes
0answers
83 views

Unable to use webcams

I have 3 webcams attached to my laptop for a c++/opencv project and my program crashed. Now it keeps giving warnings that "device or resource busy". I suspect this is a OS level error. Is there any ...
0
votes
0answers
28 views

USB Camera stops being recognized by OS

On boot a clean boot after first seating the camera the OS will recognize my web cam but after accessing it and releasing it numerous times over the up time of the system(through v4l, specifically ...
1
vote
2answers
235 views

Lenovo g510 webcam not detected

I have lenvo g510. Cheese and guvcview don't detect my webcam. Its my lsubs: Bus 002 Device 002: ID 8087:8000 Intel Corp. Bus 002 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub Bus 001 ...
2
votes
0answers
91 views

Getting two USB devices to run on different buses

My objective is to get two webcams streaming simultaneously on my computer. Because of bandwidth limitations of the uvcvideo driver (or see bottom of UVC faq), I need the two webcams to be on ...
0
votes
1answer
50 views

Need to disable USB device

My laptop has a built in camera. Ubuntu detects this as a pluged in USB device and turns on the power. One, I don't want the camera on all the time, feel like some one is watching me. Two, it starts ...
1
vote
1answer
129 views

Missing USB devices on ThinkPad X1

I've been running Ubuntu 13.10 on my ThinkPad X1 Carbon for 6 months. A couple of months ago the camera spontaneously stopped working; I'm not sure what the trigger was, but it could have been an ...
0
votes
1answer
239 views

No control over USB mic input/output level, or other external devices while mic plugged in

I'm running Ubuntu 12.04 with a Logitech C920 webcam and a brand new Blue Yeti usb mic. My intent was to run through all the input and output devices and settings while plugged in to my laptop, and ...
1
vote
2answers
168 views

Disabled my built in laptop camera, but it re-enables after reboot

I'm on 12.04LTS. I have an external USB HD cam that I run as default (preferably). To do this, after every reboot I have to run sudo su -c 'echo "0" > ...
1
vote
0answers
632 views

libv4l2 error when using webcam with USB 3.0

I'm experiencing a problem when trying to use a webcam with my USB 3.0 ports. I have no problem using the USB 2.0 ports. I get the following error in guvcview or cheese: libv4l2: error turning on ...
0
votes
0answers
74 views

Can anyone explain or walk me through this posted answer on a thread I found regarding my problem?

I'm having trouble making my usb camera my default webcam. I have it selected in Multimedia selector as default, yet my laptop camera is activated when I open guvcview or G+ Hangouts, and when I ran ...
0
votes
3answers
1k views

Cheese doesn't record video from my webcam

Cheese doesn't record video from my webcam... the picture freezes when I press the 'Record a Video' button. If I stop the records, then try and click the record button again it crashes the ...
1
vote
0answers
251 views

ZC0301 webcam Driver problem with Ubuntu distributions after 11.10

I'm having problem with Webcam and fed up with this search in Google for answers. So I've connected webcam to my computer having Ubuntu 13.10, and i tried to run luvcview program to simply see the ...
7
votes
5answers
19k views

12.04 Virtualbox not seeing any usb devices in the usb filters settings

I was following this question but found a problem. Use my webcam with Ubuntu running in VirtualBox I used guvcview to test the camera, it works. I installed the 12.04 virtualbox release from their ...
1
vote
1answer
125 views

how to detect the number of usb devices picking up video

Please help. If I have multiple devices connected via usb to my computer, is it possible to detect which of those devices are web cameras and count them?
2
votes
1answer
402 views

Virtual Machine Windows 7 USB webcam connection lost when switching back to Ubuntu

I am relatively new to Ubuntu, willing to learn, but don't have a ton of experience with command line interfaces (so go easy on me please if possible tech-wise!)... I have xubuntu installed on my ...
1
vote
1answer
2k views

Set webcam on different USB bus

my objective is to capture from two webcams simultaneously at a resolution of 640x480. I am currently experiencing a problem where my two webcams are plugged in different USB ports but are using the ...
1
vote
1answer
4k views

USB plugin webcam with Skype 2.2 beta

I have a pretty generic USB webcam (it is a generic sphere shaped webcam i got from IBM, it says IBM on it) that I want to work with skype. In past installations of ubuntu, I could get this webcam ...
6
votes
1answer
1k views

How to force Empathy Internet Messaging to change default webcam?

I just recently bought a new webcam. It is USB powered. For personal reasons, I wish to not use the built in webcam that came with my netbook. I want to use this new one. I love empathy, it is a ...
2
votes
0answers
316 views

Microsoft LifeCam NX-6000 not working in Ubuntu 11.10 64 bit [duplicate]

Possible Duplicate: How do I get Microsoft LifeCam NX-6000 video to work? I am facing some issues with my webcam and I need some help because I have tried everything but I can't get it ...
6
votes
1answer
447 views

USB Device No Longer 'Powering' Up In Ubuntu [closed]

I've run across a weird issue that I was wondering if anyone had seen before. We run a custom version of Ubuntu 10.04 at work and we've been testing some software that uses webcams recently, which 90% ...
3
votes
0answers
127 views

How to get webcam to automatically remount after being dumped? [closed]

I have a webcam (Logitech C250h) that periodically gets dumped (automatically disconnected without being unplugged), which then means I have to unplug it and then plug back in to get it to work again. ...