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1
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1answer
25 views

IP Camera with embedded Linux

I have purchased an IP Camera from Ebay (http://www.ebay.com/itm/151349669865). When I read the description of the camera, it said it has an embedded linux in it. I though that I will be able to ...
1
vote
0answers
17 views

Centos web camera, fast application for snapshot?

I'm using ffmpeg for taking snapshots / still images with web cameras. I'm going to use several web cameras to take photos at the same time or one after the other (timelapse). It's important for me ...
1
vote
0answers
20 views

Chroma key (green screen) live for a webcam?

Is there a way to apply chroma key live to a stream that's used in video conferencing. Webcam works fine though v4l (Cheese, Ekiga). This but in Linux.
0
votes
0answers
40 views

How can I mount the Logitech C270 in the zynq-7000 (with Linaro linux)?

I am doing camera control programming for a university project using zynq 7000. I want to mount the camera module that's for the Logitech C270 (like this ...
1
vote
0answers
11 views

How do you determine the capabilities of a WebCam?

I have a collection of WebCam's lying around. Some of them are new, some go back a decade (gotta love not having to "upgrade" devices in Linux :). Somehow I've developed the impression that ...
2
votes
1answer
41 views

How to create dummy webcam?

I would like to join some videoconference, but I don't own a webcam and the conference software requires one. So my question is, can I create a dummy one? I don't care what the cam will cast, I just ...
2
votes
0answers
62 views
+100

Motion command images are jibberish

It seems my motion command config will not take complete pictures. It used to take a few tiny ok images, and a garbled image, now after adjusting it to full resolution it takes a large image of ...
4
votes
1answer
61 views

Camera to check if I'm watching the computer?

Is there a program to do following: I have a webcam on my laptop. I would like that my computer starts a screensaver if I'm not watching my laptop and stop the saver when I'm watching the screen. Is ...
1
vote
1answer
57 views

How do I send RTSP video to a program that reads from a character device?

I have an IP-CAM that streams video over RTSP and I want to detect bar codes from it with zbarcam (from Ubuntu's zbar-tools package). According zbarcam's manual, it expects to be given a video4linux ...
5
votes
1answer
97 views

How can I get this proprietary low-vision camera working in Linux?

I am a visually impaired Computer Science student, and use a special USB camera to zoom in on the board/projector during lectures. The camera only officially supports Windows, and I've been using it ...
0
votes
0answers
79 views

Activate iSight in Linux Mint Qiana on a Virtual Machine

I'm trying to get the built-in iSight cam of my MacBook Pro 5,1 (running OS X 10.5.8 ) to run under the just-downloaded Linux Mint Qiana edition, which I have installed in Virtual Box (v.4.1.18, for ...
1
vote
0answers
134 views

How to record vfl webcam with ffmpeg? Cannot find a proper format for codec 'none'

Goal is to capture video from my old usb webcam (device 0733:0430). Trying to save video gives this error. (I've tried both ffmpeg and avconv.) Command ffmpeg -f v4l2 -i /dev/video2 -s 160x120 ...
2
votes
0answers
92 views

Building a Security System using Raspberry Pi [closed]

I have a spare USB webcam at home and I plan to order a Raspberry Pi Model B which will capture video and stream it live. This will be my first time handling a Raspberry Pi. Before oredring the ...
1
vote
0answers
128 views

cheese doesnt work in beagleboneblack installed with angstrom, using chipsee LCD

I am using chipsee LCD + beaglebone black and Logitech Webcam C270. I am using angstrome OS distribution provided by Chipsee. I wanted to use Cheese and see if webcam works fine or not. When i open ...
0
votes
0answers
45 views

Driverless Windows webcam supported by UVC under 3.10 kernel?

There are 'driverless' webcam that plug into Windows 7 and will work directly without driver, in same way as USB finger disk, just plug in and work automatically. Is it true that the mechanism works ...
0
votes
1answer
1k views

Raspberry Pi webcam server streaming via an IP?

I developed one webcam server using my Raspberry Pi and Logitech webcam and Motion library. I'm able to view the stream by using Raspberry Pi's IP. If I use an IP camera instead of a normal webcam, ...
0
votes
0answers
93 views

not able to access raspberry pi webcam server from chrome and ie9

I am trying to use my raspberry pi as a webcam server(using motion library). After tweaking I found this tutorial and implemented the same. I am able to access the webcam data using firefox. from ...
0
votes
1answer
76 views

Two Linux Mint 16 systems Skyping--one can see both parties on webcam, the other can see neither

I installed Linux Mint 16 32-bit edition on my netbook and a friend's laptop. When we Skype, I can see her live image, and I can see my own live image, so everything looks and sounds right on my end. ...
0
votes
0answers
128 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 ...
1
vote
2answers
216 views

Debian Wheezy vs Logitech Quickcam E2500

I've a bought a QBox-1000, I've installed Wheezy, and some services (SSH, Samba, Transmission, etc). Now I would like to step on a next level. I want to know what is what and how to do some advanced ...
0
votes
0answers
77 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
80 views

How can I use codecs etc. from one file to encode another with avconv?

I'm trying to use my camcorder as a portable TV, so I would like to use files from the camcorder (a Sony Handycam HDR-CX280) to encode my other video files in a format it will play. Here's the output ...
0
votes
1answer
252 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 ...
2
votes
1answer
249 views

How to copy files *to* a camera?

I'd like to copy a firmware update file to my Canon 7D camera. After it was auto-mounted by thunar + thunar-volman + gvfs-gphoto2 I tried the following: $ cp eos7d-v205-win/7D000205.FIR ...
2
votes
1answer
468 views

Understanding webcam 's Linux device drivers

As far as I know, device driver is a part of SW that is able to communicate with a particular type of device that is attached to a computer. In case of a USB webcam, the responsible driver is UVC ...
0
votes
3answers
71 views

How does one install a camera driver from a c file, and what is this driver doing?

I need to install a driver for a MT9M032 CMOS Image Sensor USB machine vision camera made by Aptina (formerly Micron). I am working on a Macintosh running OS X 10.9.1 and am new to Linux/Unix when it ...
2
votes
1answer
2k 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 ...
1
vote
1answer
489 views

Trying to make my default selection for USB c920 webcam work in Gstreamer, but still opens laptop internal cam

For the past week I have been trying to get my Logitech c920 to act as my default webcam. Despite everything seeming to be in order, it's just not working. I have GUVCview and V4L installed. I have ...
2
votes
1answer
644 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 ...
0
votes
1answer
236 views

Capturing image from webcam

I want to capture a image through webcam in Linux. So I searched on the Internet and found out it's can be done using mplayer or vlc. Following is the command for capturing image by mplayer and its ...
2
votes
1answer
827 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' ...
2
votes
1answer
585 views

ffmpeg webcam to device driver , output 8 bit grayscale

With the following command i'm trying to capture 10fps and send them the device driver. Now i want 8 bit gray raw frames (640x480= 307200 bytes per frame) to be send to the device driver. I can't ...
1
vote
1answer
173 views

Connecting a wireless webcam and wireless dongle

I must create a wireless connection between a USB wireless dongle (DLink wireless-N USB Mini Adapter DWA-140) and a wireless webcam (DLink DCS-932L). I.e. point to point connection without Internet. ...
1
vote
1answer
723 views

Recording a webcam using ffmpeg

I'm struggling with ffmpeg. My webcam can do 720p at 30fps, but only when using the MJPEG codec: ~> v4l2-ctl --list-formats-ext ioctl: VIDIOC_ENUM_FMT Index : 0 Type : ...
1
vote
0answers
628 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 ...
0
votes
1answer
458 views

Webcam on Openbsd

# dmesg ... uaudio0 at uhub1 port 2 configuration 1 interface 1 "vendor 0x093a product 0x2622" rev 1.10/1.00 addr 2 uaudio0: audio rev 1.00, 2 mixer controls audio1 at uaudio0 ugen0 at uhub1 port 2 ...
1
vote
0answers
315 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 ...
2
votes
0answers
190 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 ...
6
votes
1answer
2k views

Skype webcam upside down but v4l1compat missing

I am running Linux Mint, but i think this issue will be mutual with Ubuntu. My webcam in Skype is upside down (in Cheese it's ok). There are a lot of topics dealing with this coming up with fix like ...
5
votes
2answers
4k views

Trouble getting VLC to record from the webcam via command line

my ~/.bashrc contains the following function webcamrecord () { vlc v4l2:// :v4l-vdev="/dev/video0" :v4l-adev="/dev/audio2" :v4l-norm=3 :v4l-frequency=-1 :v4l-caching=300 :v4l-chroma="" ...
3
votes
2answers
1k views

Getting linux webcam state via command line or API

I would, preferably, like to know of a command I can run that will let me know whether a webcam is on/off or recording/not recording, etc. Maybe a way to see if any programs are currently accessing it ...
2
votes
1answer
188 views

How to record a flash movie from a live cam on the Internet?

I am watching some webcams live from the Internet, showing some big cities around the world. I'd like to record some to show to my friends at home. Is it possible?
3
votes
2answers
422 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 ...
1
vote
1answer
357 views

Camera capture is too slow

I had being conducting some experimentation with my Beagleboard and camera. The camera was working perfectly well initially. Later I extended my experiments by disabling the 'auto-exposure' and ...
3
votes
2answers
1k views

Capture and broadcast video from web cam

I have server on Debian 6, without Desktop Environment and I have simple web camera. Web camera is defined like /dev/video0, so I can use cat /dev/video0 > ~/photo to get image from it (of course ...
2
votes
1answer
2k views

Getting webcam to work in Raspberry Pi

I am trying to get a HAMA webcam to work with my raspberry pi with the raspbian os. When I type usb-devices I get: pi@raspberrypi ~ $ usb-devices T: Bus=01 Lev=00 Prnt=00 Port=00 Cnt=00 Dev#= 1 ...
10
votes
2answers
838 views

Deny flash plugin access to (a particular) webcam

I recently bought an external webcam to play around with OpenCV. It works great out of the box in Debian, but I realized that when I browse any site that contain flash content (youtube, soundcloud), ...
2
votes
1answer
4k views

How can I install my webcam on Debian?

I'm trying to install the webcam driver for my Logitech C210. After some googling Linux UVC driver seems to be what I need. I followed their typical use in hope to get it installed: git clone ...
2
votes
1answer
575 views

Having Cheese automatically take a pic and quit

I use Cheese as my webcam software. I am trying to figure out a way to have it : Start Click a pic Exit when a script is executed. The script should not be asking for permissions and there ...
3
votes
1answer
570 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 ...