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

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Switch Flash Player / HTML5 to use front camera

I have a Lenovo Helix which has 2 cameras, front and rear. I need to take a picture of myself for a security verification on a site with a Flash player object to perform the capture. It's a similar ...
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3answers
5k views

Automatically disable integrated webcam when an external one is connected?

I use my laptop as a desktop quite often, about 75% of the time. As a desktop setup, it has a monitor, speakers, keyboard, mouse and webcam connected externally—the latter three over USB. It is then ...
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181 views

Dell Studio One - Integrated WebCam driver

I have a Dell Studio One with service tag: 1NBQWH1. The webcam on it doesn't work. I checked Device Manager, and under Imaging Devices, there's no webcam. There is an unknown device under Unknown ...
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1answer
142 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 ...
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418 views

Using multiple instances of webcam without thirdparty applications in windows

I want to show my webcam out in an swf file. That is in a webpage. At the same time, i need to record the stream using FFmpeg or Vlc. But the problem is the webcam cant be accessed by two applications ...
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266 views

My integrated webcam on my Inspiron 1750 is not working, and Imaging devices doesn't appear under Device Manager

My webcam was working a few days ago, but when I tried to open it today it said to plug in a supported device. I've tried to look for the webcam in Device Manager, but I cant find imaging devices on ...
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4answers
26k views

Webcam is in Device Manager, but software doesn't detect it

I have webcam (Lenovo EasyCamera and USB Video Device (External)) that doesn't detect my PC, but the device is enabled in Device Manager. Both of them are enabled. If I remove the other webcam it ...
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1answer
7k views

Google Chrome not able to identify my webcam

Chrome has suddenly stopped accessing my camera. Whenever I go to a website that tries to use my camera, I see a text that says camera : none available When I go to media settings, I see that Chrome ...
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1answer
641 views

Hama m360 Wireless IP Cam Setup Nightmare

I have set up IP Cams before, although it has been a while. Recently a friend of mine wants me to help him set up a Hama m360 IP Camera. I have read the instruction for so many times I could even ...
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150 views

Skype can't use the webcam because Skype is using it

I can answer a call with audio or make a call with audio, but when I try to enable video, Skype complains that something else is using the webcam. I track that down with Process Explorer only to find ...
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232 views

How to capture Nth frame of a webcam in VLC?

I'd like to take a picture with my webcam on the command line with VLC. The camera is a Microsoft XBox Live Vision camera that I picked up on a whim (it was $5) and it miraculously worked ...
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1answer
143 views

How can I receive images from a webcam? [duplicate]

I was given a spare webcam, but all I've gotten right so far is to load a driver and plug it in. It is an Isonic IS-W001B. I assume I need some software to operate it, but that web site offers nothing ...
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525 views

Ffmpeg dropping frames, but not using more the 10-20% of cpu

I have some old hardware so I'm not expecting miracles. I want to stream from a webcam to ustream at standard quality. I'm using a code like sudo ffmpeg -re -f v4l2 -i /dev/video1 -f flv ...
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2answers
1k views

Dell Inspiron 1764 will not start

Lappy's screen was flickering and the webcam was working only intermittently. There was a lot of ping pong sounds which I narrowed down to device disconnect events, presumably the screen or webcam. So ...
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1answer
529 views

Do wired ethernet cameras exist?

Do wired ethernet (i.e. rj45) cameras exist. Cameras which have a single rj45 cable which connect into a network card, from which they can be used to record/view video?
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183 views

Webcam driver that uses an image or video file as the video source

Does anyone know of software that is recognized as a webcam/video device in Windows and lets you pick an image (JPEG, etc) or video (MPEG/AVI) as the video source? Idea being that you could do ...
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1answer
4k views

ffmpeg/avconv async is not working - unsync audio

I have a javascript that records video from a webcam as webm and audio from microphone as wav together. I am encoding these webm and wave files to generate a mp4 file using ffmpeg/avconv. But i've ...
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2answers
5k 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 ...
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0answers
737 views

New OS and WebCam black and white only?

I have a Lenovo ThinkPad Edge E520 (1143) which I bought without an operating system. Back then I installed Windows Vista and then Ubuntu...I don't remember exactly in which OS I did it, but I changed ...
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0answers
305 views

Default Webcam Driver Issues

I'm having troubles getting my monitor-attached webcam (ASUS VK248H) to install on my new computer. On the old computer, it was a matter of not using a USB 3.0 port, but I can't get anything to work ...
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2k views

Is the raw output of a webcam not always RGB or YUV?

[Actual question is in the last paragraph, I've posted my assumptions and thought process just in case it makes things cleared] This all started when I wanted to see what happened when too many ...
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185 views

Reducing CPU load to absolute minimum

I have had a couple of things gone missing I believe stolen in my shared apartment and want to run my laptop constantly with a webcam attached, running webcam surveillance software to record/ take ...
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1answer
442 views

Is it possible to programmatically query for current USB controller bandwidth usage?

I am using three Logitech C920 webcams with mjpg-streamer. The setup works extremely well, but I just realised that it doesn't scale. I began encountering bandwidth issues when bumping the frame rate ...
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1answer
4k views

How to manage USB devices between host and guest with VirtualBox on Windows

I would like to make my host computer’s webcam available to my guest OS under VirtualBox. Having never shared USB devices between the two before, though, I am a bit skittish about the language in the ...
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1answer
698 views

How to block access to web camera for any programs including all Java applets?

There is need to deny interaction and access for built-in web camera from any application including trusted Java applications. For example, deny access to webcam for Skype etc. How to make it ...
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4answers
38k views

How do I get my built-in webcam on my Windows 8 laptop to work again?

When I first got my Windows 8 laptop, my webcam (which was built into my Gateway laptop) worked perfectly. I stopped going on my webcam for a little period of time. I do not remember uninstalling it ...
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67 views

Is there any way to modify a webcam from command prompt

I got a life cam HD 5000 webcam and I want it to be used for programming stuff , In Ubuntu terminal you have the ability to change the webcams settings (after installing something) , because my code ...
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2answers
2k views

pipe webcam video stream data for processing

I found that in linux you can use video4linux2 and ffmpeg to read the data from /dev/video0 and grab the video from webcam. ffmpeg output the data to a video file, which has a limited length. My ...
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6answers
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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 ...
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2answers
2k views

How to make an Axis network camera appear as a local webcam camera?

I am trying to interface with an Axis 210 network camera. I can access it through web browser or some video stream URL. But I really want it to appear as a local webcam since many tools support that ...
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2answers
585 views

Accessing Webcam Streams Through Shell

I am writing an app (running on ARM Ubuntu) that needs to be able to do image processing on the video stream from a webcam. The easiest way that I can get the data is through the output stream on a ...
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3answers
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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 ...
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1answer
337 views

How can I acquire decent quality audio with my webcam?

Whenever I try to record a video with my webcam (I haven't tried, but I suppose that it won't work also for programs like Skype) I can correctly capture the video, but they are silent, the audio is ...
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1answer
5k views

Webcam not working with Ubuntu 12.04.2 LTS 64-bit

I have installed Cheese Webcam Booth from ubuntu software center but my when I run this software I am getting following message/error. "No device found" I also installed Camorama Webcam viewer but ...
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2answers
13k views

How can I list the available video modes for a USB webcam in Linux?

I faintly recall that once upon a time, I found a command-line tool (something involving "UVC") to list the supported resolutions & modes of a USB webcam camera (e.g. PAL, 640x480) in Linux, but ...
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2answers
3k views

How to port forward a webcam server through two routers?

I set up a Raspberry Pi webcam server (running Raspbian) to be available publicly. I can see it internally when I go to its internal IP and port in a web browser. I can't get to it via the public IP, ...
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1answer
4k views

Dell Inspiron 15 3521 Webcam not working

I have windows 8 installed on dell Inspiron 15 3521. I did not find any drivers for windows 8 webcam. Do I need some drivers for it or not? I have windows 8 pro 9200 build.
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538 views

Skype video turns off

I've been having a problem with Skype on a Mac System running 10.8. Whenever I start a video call with a contact, my video feed turns itself off after various amounts of time. The option to turn the ...
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1answer
243 views

Windows 7 has intermittent USB problems, and some permanent ones

I bought a 5M USB extenstion cable, which is powers so there is no lack of speed. However it is essentially a USB Hub with just one port. It wouldn't work on any of the rear ports, saying no driver ...
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1answer
235 views

Take photos in rapid succession on Mac OS X

I have a MacBook with running Snow Leopard. Is there a way that allows me to take rapid fire photos with the camera? PhotoBooth sort of has this feature, but it only takes 4, and they are combined ...
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8k views

How can I set the webcam to a mirror effect?

Hello :) I just got the new Windows 8 MIU (I think that's what it's called) where the main page has all the apps and such , instead of the normal desktop. I hope you understand what I mean . But ...
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187 views

Distinguishing between multiple webcams in Linux?

I have two webcams connected to my machine, running Linux Mint. jacoby@oz:~$ ls /dev/video* /dev/video0 /dev/video1 jacoby@oz:~$ lsusb ... Bus 001 Device 003: ID 046d:08ce Logitech, Inc. QuickCam ...
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2answers
999 views

Motorized webcam which can look up, down, left, right with its own application? [closed]

The title may seem a bit misleading as I was not sure what the term is. I am looking for a webcam that can turn itself for instance I want it to look to the right or left sides, up or down, so by ...
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1answer
1k views

How can I get my webcam working in kernel 3.9.4 built for ARM?

I'm trying to get my USB webcam (Logitech QuickCam Communicate STX) working on an Olimex SAM9-L9260 board (ARM). I have used Buildroot 2013.05 and have the system up and running. I want to take webcam ...
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165 views

Mpeg2 decode on a webcam?

I've got a situation here. I'm trying to use a camera hooked up to a capture card as a webcam, however the capture card stream is MPEG2 encoded. Which basically means, since no webcam-using programs ...
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2answers
69 views

Is it possible to “transplant” drivers between machines?

Is it possible to transplant drivers of an already-connected device to another machine? A webcam that's plugged into one Windows 7 machine is being detected and properly displayed in Device Manager ...
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1answer
4k 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 ...
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1answer
383 views

Windows 7 webcam not functioning with warning message “Camera is used by other application”

A friend of mine told me her webcam is not functioning during her Skype call session. Symptoms/tests: Running the Skype video test gives the warning "Camera is used by other application Searching ...
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1answer
21k 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 ...
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1answer
2k views

Webcam Icon Invisible in My Computer in Windows 7

I want to use my Webcam to take picture, but my Webcam's icon is invisible in My Computer. My Webcam's driver is already installed and my OS is Windows 7. How can I solve this problem?