Questions tagged [webcam]
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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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 ...
78
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8
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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 ...
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6
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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 ...
40
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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 ...
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3
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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 ...
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4
answers
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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 initially ...
19
votes
3
answers
55k
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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 ...
6
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4
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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 ...
2
votes
2
answers
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Looking for a moderately priced home surveillance setup [closed]
I've got a need for a comprehensive home surveillance solution that meets the following criteria
no monthly charges
support for multiple cameras (preferably over ethernet or wifi)
motion detection
...
60
votes
7
answers
25k
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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 ...
33
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5
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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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4
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Webcam as a security camera [closed]
I am looking to mount a webcam on 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
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4
answers
15k
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Intranet video-streaming [closed]
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 ...
4
votes
2
answers
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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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3
answers
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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?
...
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vote
1
answer
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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 ...
25
votes
2
answers
120k
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Webcam driver that uses an image or video file as the video source [closed]
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 ...
18
votes
2
answers
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Is it possible to set a default camera device to show screen instead of the output of an actual, physical camera?
I am using Windows 10 and on many websites etc. It asks permission to use your camera, which points to your default camera in Windows. I was wondering if there was a way to setup that default camera ...
16
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5
answers
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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 ...
8
votes
1
answer
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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 ...
8
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2
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Adjust system-wide camera settings in Windows 10?
On Windows 10, how can I adjust the camera / webcam settings at an OS level level?
Depending on my environment, I need to adjust the brightness of the camera capture and have it being applied in any ...
7
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5
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Recording from two Webcams simultaneously on one computer
I'm trying to set up a simple two-camera interview using two Logitech Webcam Pro 9000 cameras connected via USB to a single Windows Vista machine.
The problem is, Logitech's camera software sees both ...
6
votes
3
answers
18k
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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 ...
5
votes
1
answer
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How to access webcam from VirtualBox?
I have installed windows XP on Apple MacBook Pro using VirtualBox. Here I want to access webcam from installed windows XP using VirtualBox. Is it possible? If yes, How to do this?
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1
answer
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PC hangs during post when webcam is plugged in
My PC keeps hanging during POST, just before identifying the amount of RAM, anytime I have my webcam plugged in. If I unplug the webcam, it will unhang and continue to boot up just fine. It also ...
3
votes
3
answers
5k
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Using Digital Still camera as webcam
I have an old Sony DSC P-200 camera. Can I use it as a webcam. If so, how?
3
votes
2
answers
1k
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Building video incrementally from incoming jpeg images
Is it possible to append one jpeg frame (or a small number of frames) to a video while retaining good image quality and compression? I have a script that downloads a jpeg image from a webcam every 30 ...
3
votes
0
answers
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change/remove the "virtual box" label of the integrated camera (while using host webcam in virtual box)
I am using virtualbox to run linux mint 20.01 and I am using the host webcam in it. I want to change the name of the webcam which by default has the prefix "virtual box"
can anyone suggest ...
3
votes
1
answer
2k
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TvTuner as webcamera
I have decent TVTuner which can capture both analog signal & HDMI.
I am able to connect my camera and see output of it in realtime in VirtualDub.
I want to be able to use it in Skype and other ...
3
votes
3
answers
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webcam detection in chromium on fresh ubuntu install
I've just received my new laptop (Asus Zenbook), and installed Ubuntu 17.10 on it.
I installed Chromium on it (Version 63.0.3239.132), but it could not access my webcam at all.
I tried with appear.in,...
2
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0
answers
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FFmpeg: synchronize streams from two webcams
Making an MP4 file with two video streams, each from a different webcam, like this:
ffmpeg -f v4l2 -thread_queue_size 32 -video_size 1920x1080 -input_format mjpeg -i /dev/video6 \
-f v4l2 -...
2
votes
2
answers
2k
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Software for sharing a live webcam stream with audio [closed]
My friend is getting married in November and has asked me to look into setting a webcam feed with audio for the ceremony. Does anyone have any suggestions of some software they have used which has ...
1
vote
1
answer
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Can applications push themselves in Windows?
Can application/programs be pushed in Windows?
I have a web-cam(Life-Cam HD) which has a button on it to open an application.So from what i understand, it triggers a script which opens the desired ...
1
vote
1
answer
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C270 webcam + LED ceiling light + zoom = luminosity wave pattern
I have a Logitech C720 webcam which I use for video chats, in particular with Zoom. Also, I'm sitting in a room with a small amount of sunlight, and light from a 48W, 3000K light, led-based, ceiling-...
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1
answer
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My VirtualBox virtual machine freezes, when I try to use the webcam
I'm using a hp ElteBook 8540w with Windows 7 x64 as host and a Windows 7 x64 virtual machine running inside.
I added the webcam to to the usb filter:
carefully terminated Skype ( 1 off the 4 ...
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vote
2
answers
10k
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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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3
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Free CCTV software using webcam running on Windows [closed]
My wife asked me to film our hamster when he's active at night. I've got a webcam and a pretty bright infrared LED already, the only thing missing is some software.
There are plrenty of programs out ...
1
vote
3
answers
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webcam problem with skype on linux
I am runing ubuntu 9.10 and the latest version of skype but I have problem with webcam. When I trie the webcam with cheese it works fine but when I try to use the web on skype , skype crashes. can any ...
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1
answer
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How can I use or share the integrated webcam on my laptop as a webcam on my desktop?
I have a Mac Book Pro with a built in webcam, very useful for gmail chat, skype, etc. Often times I have it sitting on a large desk, with a desktop machine that has two monitors.
Both laptop and ...
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1
answer
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Record fragments of 10 seconds using FFMPEG and DSHOW from webcam
I am a beginner of FFMPEG. I solved to record my webcam 10 seconds. I need to make recordings of 10 seconds each and I don't know how can I do this.
ffmpeg -f dshow -video_size 640x360 -framerate 15 -...
0
votes
1
answer
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Can I use my mobile phone camera as a computer webcam?
Is there any (free) way that I can connect a mobile phone with video camera as a web cam in the computer with Windows Operating System? For instance a traditional Nokia phone (not a very new ...
0
votes
0
answers
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How can I forward my computer's webcam to a remote computer so that programs on the remote computer can view it as if it was a local webcam?
How can I forward my computer's webcam to a remote computer so that videoconference programs (e.g., Skype) on the remote computer can view it as if it was a local webcam (i.e., the webcam should show ...
0
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3
answers
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Microsoft Surface Camera and Zoom/Skype/Everything
My Surface 7 Pro lives in a stand. It lives in a portrait orientation next to a 27" high dpi display. It is a great setup.
EXCEPT it stinks for Zoom and other web meeting apps... because the ...
0
votes
0
answers
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New NexiGo WebCam working as expected, however, the Cheese application starts recording at the time the cam was plugged in
Each-time I try to record myself using the cheese application, the app starts recording at the time that my web cam was plugged in. In other words, each recording, starts at 00:00, but instead of ...
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3
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2k
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Problems with webcam
My friend is using Windows 8.1, and he has a webcam. He says it is working very well even without installing drivers.
Webcam is A4tech - PK-331F.
I asked for this webcam for use.
I plugged in the ...