A webcam is a video camera that sends its video data to a computer in real time, as opposed to recording it first.

learn more… | top users | synonyms

51
votes
7answers
9k views

My webcam just came on “out of the blue”

I have a Microsoft LifeCam HD sitting atop my monitor. Today, completely out of the blue, its light came on -- I was simply browsing the web (in Chrome) when it happened. After about 5 minutes the ...
31
votes
7answers
186k views

How can I take a picture with my webcam in Windows 7?

I know it existed as sort of a folder in Windows Explorer in at least Windows XP, but I just can't seem to find it in Windows 7... How can I take a picture with my webcam in Windows 7 without using ...
28
votes
5answers
28k views

Greenscreen (aka chroma key) effect with a webcam?

This is not the blue screen of death I am speaking of, but the process called bluescreening (also known as green screen, or Chroma Key). It removes a particular colored background from an image so ...
20
votes
3answers
2k views

Small WiFi webcam for quasi-outdoor use

I’d like to have a webcam pointed toward my house, so that I can check (via Safari on iPhone) if I left the garage door open, if there’s a package on my doorstep when I’m off on a business trip, etc. ...
14
votes
4answers
24k views

Finding out which app is using the webcam

Yesterday I was working on my laptop. Suddenly I noticed that the indicator light of the webcam was on, despite the fact that I wasn't making a video call or using the webcam in any other way at the ...
11
votes
3answers
16k views

Windows 7 Webcam recording software [closed]

I want to record a video on my webcam on Lenovo T61 powered by Windows 7 Professional. I've noticed it's working differently from Windows XP. Can anyone care to recommend a decent webcam software that ...
11
votes
4answers
4k views

WebCam as a security camera

I am looking to mount a webcam to my laptop (which sits at home all day) to act as a security camera. I'd like to it to write the video to an external hard drive, which I can then review later. It ...
11
votes
1answer
11k views

Using multiple USB webcams in Linux

Running more than one USB webcam in Debian/Linux results in the the following error: libv4l2: error turning on stream: No space left on device VIDIOC_STREAMON: No space left on device What ...
11
votes
1answer
1k views

Baby monitor with netbook and smartphone

We're shopping for a baby monitor, but it seems like a waste to pay $150 for something when we already have both cameras/microphones (netbook with built-in webcam is the most mobile one) and remote ...
10
votes
2answers
3k views

50 USB webcams in a single computer. Is that really possible?

Theoretically an USB HD webcam working at 15 FPS consume a bandwidth nearing 18MB/s - 1280 (width) x 960(height) x 3(RGB channels) x 15(FPS) - without compression. An USB 2.0 controller have a ...
9
votes
3answers
9k views

OS X taking a photo with the iSight using a command-line tool?

Is there a utility that is able to run from the command line to capture a single frame of the iSight inbuilt (and external?) camera? This would save to an image file. I have searched on Google and ...
9
votes
3answers
4k views

Intranet video-streaming

What's a good option for home-video-streaming? For example, somebody may use a laptop webcam to stream their baby's crib allowing them to monitor it from the main home PC. In this case, I wouldn't ...
9
votes
3answers
201 views

Identifying USB devices

I have five USB cameras, same brand, same model(Canyon CNR-FWC120H). They are used to monitor different scenes 24/7. I need to somehow identify which camera is which from the Linux(Debian) console or ...
7
votes
6answers
7k views

Skype - Unable to use Webcam

This question might already exist the answer to be frank, wasn't very helpful and the only answer was a response to a comment the author made. As far as I am concerned it's not a duplicate of this ...
7
votes
5answers
784 views

More than 2 webcams on Windows

Well, for the project I envisioned I have MY software and want to attach 4 webcams to the PC. I dug deep down into development only to find out that... Windows won't work with more than 2 webcams?! ...
7
votes
2answers
3k views

How to know which USB port is 2.0?

My computer (running Windows XP) has 4 USB ports at the back. From the Device Manager window, I know that one of them is 2.0, and the rest are all 1.0. I have a webcam that I think will benefit from ...
6
votes
4answers
7k views

Take a webcam photo on login using Windows 7

How do I set up my webcam to capture an image on the sly each time my account (or any account) logs on? Is there some specific software that will do this? I have a Logitech QuickCam Fusion cam and ...
5
votes
3answers
2k views

Run Linux script at time 'n' on first day, 'n+15 mins' next day, and so on

I'm trying to take timelapse images using my webcam. What I want to do is run a script at midnight on 1st Jan, then 00:15 on 2nd Jan, 00:30, 3rd Jan and so on. This can keep running forever, I'll ...
5
votes
3answers
479 views

What free softtware (Windows 7) to use with a webcam [closed]

I got a web-cam and I feels it's a bit underused. So I'm wondering what free software I could use with it beside of the obvious Widows Messenger (or MSN or whatever it's name now) / Skype.
5
votes
2answers
4k views

Strange animated cat in place of webcam image

Tried doing video/webcam chat with some family back home, both of us via a built-in webcam in our notebook computers and both via the video chat built into GMails Google Talk (the web client, not the ...
5
votes
2answers
2k views

Implications of using many USB web cameras

I'm looking into connecting multiple low resolution USB webcams to a single computer. What implications might this have on performance? How does, for example, four 320x240 cameras fare against a ...
5
votes
4answers
879 views

Multicolor IR camera?

Most cheap USB webcams can see IR, especially if you remove any IR filters inside them. With the camera that I'm currently using, the IR from the LEDs that I'm playing with (wavelength unknown) shows ...
5
votes
1answer
3k views

Webcam as Ambient Light Sensor in Windows 7

Windows 7 introduces an Adaptive Brightness service that requires an Ambient Light Sensor doodad to work. Is there software that turns a webcam into a (periodic) ALS that is compatible with the ...
5
votes
0answers
82k views

How do I take a picture with my built-in web-cam? [closed]

Possible duplicate: How can I take a picture with my webcam in Windows 7? I've never used a web-cam before. I'm guessing that there is a some pre-installed program that allows me to take a ...
4
votes
4answers
3k views

Will lsusb and lspci list devices for which the system has no drivers?

I have been administering linux systems for years now, but usually they are commodity boxes and as a result I rarely have driver problems, short of needing to install some "restricted" or ...
4
votes
7answers
9k views

Lenovo T420 integrated camera is not working

Im using a Lenovo ThinkPad T420 with Windows 7 64-bit and my integrated webcam is not working. Skype settings always show an error (see below). I tried to install this driver but it didn't work. ...
4
votes
3answers
11k views

Time-lapse software for Windows 7 [closed]

Timershot was an excellent part of the PowerToys for Windows XP collection. But alas, it doesn't appear to work on Windows 7, even when run in XP SP3 compatibility mode. Can anyone recommend a ...
4
votes
3answers
258 views

Motion detection software

I have a WMV file that's 5 hours long. It's mostly just a camera focused on the entry door. Is there any software where I can throw this file at it and it would find time segments where there is ...
4
votes
2answers
4k views

What is a good webcam & audio chat software for low-bandwidth usage?

The Scenario I just moved away for university, and am living on campus. The internet is terribly slow. To further add to my troubles, I'm in a long-distance relationship with my girlfriend, whom ...
4
votes
2answers
378 views

how to close applications using webcam dell integrated webcam?

I am using Dell Latitude. I don't know from when the issue started. I am not able to use my integrated webcam. it is telling "Close any other video streaming application to start video.". I confirmed ...
4
votes
1answer
1k views

FFmpeg filter to rotate image through arbitrary angle

I need to produce timelapse video from a webcam that was mounted at a slightly off-vertical angle, and I need to rotate the image about 3 degrees counter-clockwise. (The webcam is in a virtually ...
4
votes
8answers
13k views

How to disable iSight auto adjustments?

The built-in iSight cam on my MacBook machine keeps re-adjusting the lighting (and focus I think). I need to manually set those, but I found nothing of any use in System Preferences or System ...
4
votes
1answer
11k views

Webcam automatically takes picture when the computer wakes up

Is it possible to have the webcam take a picture if my computer is woken from sleep mode? I have seen that there are some programs with motion detection, but I would prefer a method that takes a ...
4
votes
2answers
48k views

How to use built-in Webcam with Windows 8?

I've upgraded my laptop to Windows 8 and almost everything is working great. The one notable exception is the built-in webcam, while it works perfectly from a number of Windows 7 applications ...
4
votes
2answers
1k views

Open source software for web cam surveillance

I want to find a cheap solution for video surveillance, and I'm considering web cams. However, there's tons of software for web cams out there, and I have no clue what is good and what is not. Here ...
4
votes
3answers
411 views

Simple software for working with webcam

Is there some simple software, that can only take pictures (or take pictures and shoot video) from webcam? I'm looking for single-purpose simple application, not some complicated ...
4
votes
2answers
2k views

Ubuntu screen as “webcam”

I want to enable my screen as a video capture drive, so I can share (stream) my desktop screen instead my webcam. I'm using Mint 12 (based on Ubuntu).
4
votes
1answer
6k views

How can I use my iSight camera as an IP camera?

Is there any kind of software that can convert the built-in iSight camera on a Mac OS X into an IP camera and serving it to a localhost? Preferably as static images, but any kind of stream is also ...
4
votes
2answers
2k views

The webcam is recognized by Windows 8, but no application can use it

I have a webcam without signed drivers (that kind of cheap/old webcam that's not plug and play and requires a driver, otherwise it shows in device manager as a yellow question mark) After I installed ...
4
votes
2answers
5k views

Use canon camera as webcam

Can I use my Canon SX 30 as my web cam? I have come along a lot of tutorials and videos telling us how to do this using ZoomBrowser that is shipped along with the camera. But it seems that canon sx ...
3
votes
5answers
725 views

Are there any webcams which can take camera-quality photos? [closed]

Some cameras allow what is called 'tethered shooting' whereby you can preview the camera image on your computer monitor, giving a much better impression of what the final photo will look like than on ...
3
votes
2answers
37k views

How do I reset an USB device without unplugging it in Linux?

Every now and then there might come a need to reset a USB device, is there a way to perform the reset in software without unplugging the device itself and then pluggin it back in? More specifically I ...
3
votes
3answers
452 views

Good WebCam Recording Application

I'm looking for a freeware/opensource application which allows me to: access my webcam record directly from my webcam (including sound!) Editing is not necessary, I'll do it with VirtualDub.
3
votes
7answers
6k views

Simple webcam server [closed]

I am looking for a simple solution to turn a standard webcam on a Windows or Linux PC into a source for webcam images in a website hosted on another machine. Ideally it implements a minimal web ...
3
votes
2answers
7k views

How can I view my webcam in vista?

I have a cheep Logitech webcam that works fine in Skype and flash applications. In windows xp I could open the webcam in my computer and view though it and save pictures. Does Vista do that as well? ...
3
votes
4answers
982 views

Webcam nightmare on LINUX

I have a computer relatively new with Fedora 10. I have bought a webcam, plugged it in, run cheese and the webcam works perfectly. So, it is supported by the kernel. Than, the hard part... I have ...
3
votes
2answers
709 views

What is a good program to record from a webcam in Linux? [closed]

I've found luvcview, but it's not that good for recording. It doesn't get audio from the mic input of either the webcam or just the regular computer microphones. Also, in my case with the Logitech ...
3
votes
1answer
80 views

Is it possible to plug 50 webcam on a computer for a 3d scanner?

I want to make a 3D scanner, at first I used a Lumix TZ20 and got good result, then a Coolpix L27 (50€) and got the same result. Then my phone's camera, which were good too. Now I'd like to try ...
3
votes
3answers
3k views

windows 7 capture image from webcam [closed]

i've been searching to no avail I just need a FREE(no demo) program to capture an image from a webcam in windows 7. The webcam is built in, it works fine, but I have no programs to capture. MovieMaker ...
3
votes
3answers
7k views

Disable Blue Record Light on Microsoft LifeCam Cinema

I have the Microsoft LifeCam Cinema web cam. I've noticed that all of the images taken by the camera have a slight blue tint to them. Further research has shown that the light from the blue LED is ...