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-   -   ms lifecam cinema on centos 6 not working (https://www.linuxquestions.org/questions/linux-hardware-18/ms-lifecam-cinema-on-centos-6-not-working-4175551335/)

tonj 08-21-2015 05:12 AM

ms lifecam cinema on centos 6 not working
 
I'm running centos 6.7 64bit and I have a ms lifecam cinema webcam connected, I've installed v4l-utils-1.6.3 but the webcam won't work with it. The blue light is on on the webcam, the cam works fine in windows 7 so it's not the hardware. I'm doing everything as root.
lsusb gives:
Bus 001 Device 002: ID 045e:075d Microsoft Corp. LifeCam Cinema
I have /dev/video0 when I connect the camera.

This is what I get in /var/log/messages when the camera is plugged in:
Code:

Aug 21 12:38:44 <my-machine> kernel: usb 1-1: new full speed USB device number 3 using ohci_hcd
Aug 21 12:38:44 <my-machine> kernel: usb 1-1: New USB device found, idVendor=045e, idProduct=075d
Aug 21 12:38:44 <my-machine> kernel: usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=0
Aug 21 12:38:44 <my-machine> kernel: usb 1-1: Product: Microsoft® LifeCam Cinema(TM)
Aug 21 12:38:44 <my-machine> kernel: usb 1-1: Manufacturer: Microsoft
Aug 21 12:38:44 <my-machine> kernel: usb 1-1: configuration #1 chosen from 1 choice
Aug 21 12:38:44 <my-machine> kernel: uvcvideo: Found UVC 1.00 device Microsoft® LifeCam Cinema(TM) (045e:075d)
Aug 21 12:38:44 <my-machine> kernel: input: Microsoft® LifeCam Cinema(TM) as /devices/pci0000:00/0000:00:06.0/usb1/1-1/1-1:1.0/input/input7
Aug 21 12:38:49 <my-machine> kernel: usb 1-1: 3:1: cannot get freq at ep 0x82

Here's what I get with some v4l2 commands:

v4l2-ctl -I
Video input : 0 (Camera 1: ok)

v4l2-ctl -O
VIDIOC_G_OUTPUT: failed: Invalid argument

v4l2-ctl -l gives nothing, the cursor just drops to the next line.

I've been trawling google but nothing seems to work.
If I run ffmpeg on the cam I get /dev/video0: Input/output error. What am I missing? thanks for any pointers.

ardvark71 08-21-2015 10:09 PM

Hi...

From what little I've found online concerning your webcam, there doesn't seem to be much of a solution to your issue. I did find one (for the HD-3000) that suggested disabling the "snd-usb-audio" module but that doesn't seem to me that good of workaround. :(

The only other two things I can suggest is to post your issue on the CentOS forums and see if anyone there might know what to do or even if your cam is supported in CentOS (if no one here can help.) Or you can purchase a cam that is known to be compatible with CentOS. Please see here for a list. :)

If this a driver issue, I also noticed the site for the ElRepo project. It might (or might not) have have the appropriate driver for your Lifecam. You would need to find out if that's the case before you install it.

Regards...

tonj 08-22-2015 03:35 AM

thanks for your response ardvark71, after struggling with this for hours I think you're right, a centos-supported webcam is the way to go.

ardvark71 08-22-2015 02:42 PM

Quote:

Originally Posted by tonj (Post 5409437)
thanks for your response ardvark71, after struggling with this for hours I think you're right, a centos-supported webcam is the way to go.

You're welcome :)

Let us know how it goes...

Regards...


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