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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Webcam is going into sleep mode
If I don't use my Logitech C170 USB webcam on Mint for a long time, it will go in sleep mode and will not respond when I use it again. But then if I reconnect the webcam to another USB port it starts ...
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Encrypting folders on an sd card
I bought a webcam you can use to take photos and videos in the normal way with the help of a micro SD card.
Can the individual folders of this SD card (or even the entire SD card) be encrypted, or ...
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Sharing screen as webcam feed
I'm a teacher and my company forces me to use a video conferencing site that doesn't allow screen sharing natively.
I'm on Linux Lite 4.8. I would like to be able to switch between my laptop's built-...
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Windows 7: Webcam PCVC830K / Philips ToUcam Fun Camera
I've tried different things from the official website, but I cannot install the official driver on my windows 7/64bits desktop. The installer eventually gets stuck for a couple of hours with:
Webcam ...
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Laptop camera turns on every time I get a message on WhatsApp web (Chrome) or any sound comes through the headphones
I have a new Acer Predator Helios 300, and I've just noticed that every time I receive a new message on WhatsApp Web on Chrome the webcam turns on.
The camera LED turns on and I receive a ...
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Switch v4l2loopback device source seamlessly
I would like to change on the fly the source of a v4l2loopback device.
At this moment I can change the video source running and stopping ffmpeg commands (one for linking the v4l2loopback device with ...
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Integrated webcam issue with Google Meet
My mother has been opened the door to the wonders of the internet due to the recent covid outbreak. By government's request she has been using Google Meet in order to school her children in these days....
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Playstation Eye Cam model: sleh-00448
I managed to download and install a driver for this camera *Playstation Eye Cam model: sleh-00448" from https://archive.org/download/CLEyeDriver5.3.0.0341Emuline/CL-Eye-Driver-5.3.0.0341-Emuline.exe
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Fedora Linux integrated webcam only works in Zoom
My integrated webcam in Fedora only works with Zoom. Doesn't work with Cheese or anything else.
Shows up in hwinfo:
02: USB 00.1: 0000 Unclassified device
[Created at usb....
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34 views
Is there any way to use /dev/video0 as source for VNC server?
is there any way to use /dev/video0 as source for VNC server?
I have HDMI grabber connected to USB and I would like to use this video source (/dev/video0) as input for VNC server.
So after I connect ...
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Dell Webcam Central Catch 22
Latitude E6300, I got the webcam seen by device manager finally, now to get the Dell Webcam Central software installed to confirm the camera works. I took it for granted that it would work after ...
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Windows 10 UI lags horribly when streaming webcam video
My system has recently started to lag when streaming video from my webcam. This manifests as: all UI windows are very slow to respond, and keyboard input is lagged. Examples: My web browser or text ...
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103 views
Webcam not working on Ubuntu
I have a Papalook PA452 webcam that I'm trying to use with Ubuntu 18.04. I'm not sure if it will work on Linux (the instructions only talk about Windows and Mac). It's plug and play for Windows and ...
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Creating virtual webcam and microphone on Linux
I would like to stream a video file into a virtual webcam and microphone. I know how to create a virtual webcam (see Using desktop as fake webcam on linux).
I can play video using ffmpeg:
ffmpeg -re ...
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109 views
MS Teams on Linux - video effects
So I have to use MS Teams for work. Thankfully there is a linux client, but it's missing a few features. I'm looking simulate the background blur effect, but I'm not quit sure where to begin.
Teams ...
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51 views
Virtual backgrounds for any videoconferencing or webcam application
Is it feasible in Windows to enable (i.e. force) the use of a custom virtual background (via software) for any (all) videoconferencing applications that need to access to a webcam, for a webcam? (...
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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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HP Spectre x360 webcam is showing very low quality
I have a HP Spectre x360 laptop and I'm running Ubuntu 18.04. The webcam image is poor quality: the resolution is bad, if it's a little dark in a room it get's terrible quickly, and there is often a ...
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How can I connect a Webcam, which has a mic, to headphones — before the signal enters my laptop — to avoid time-delay?
I am using the Audacity music recording software. Doing multitracking, one needs to wear headphones while playing an instrument. The sound of the instrument itself goes into the headphones, along ...
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How do I fix horizontal lines on a laptop screen and webcam not working?
I have a Asus ROG GL771JW laptop. The webcam is working for 1 second and turning off. There are horizontal lines appearing once in a while, that I can make disappear by pressing on certain parts of ...
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1answer
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Mic not detected by Web-Browser when webcam is disconnected
All web browsers(tried chrome, firefox, chromium etc) installed on my mint system desktop cannot find the microphone when the webcam is disconnected. But they indeed work fine when I connect webcam(...
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How can I make Snap Camera' virtual cameras available to BlueJeans?
How can I make Snap Camera' virtual cameras available to BlueJeans?
I have launched Snap Camera:
but I cannot see it in BlueJeans:
I use the latest versions of BlueJeans (2.19.465.0) and Snap ...
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20 views
Is it possible to use FFmpeg to monitor a webcam for black frames that last longer than 5 seconds?
I am trying to monitor a USB stream from a webcam for black frames. Once I assess which camera I want using ffmpeg -f avfoundation -list_devices true -i "", I want to be able to monitor this stream to ...
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179 views
Logitech Streamcam not offering all modes on Manjaro
I bought a Logitech Streamcam to get 1080p60 webcam input and I was used to webcams just working in Linux. It does work, but for uncompressed video, the best mode I can set is 1080p with all of 5 fps. ...
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Dell Inspiron webcam only showing us as black and white and grainy/pixalated
Hoping someone can help me.
I have a Dell Inspiron 15 5000 series. THe webcam is not only showing us as black and white, mainly white so you can really tell who is who, really grainy, like when your ...
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Should I install driver of PK-635K model A4TECH WebCam?
I bought a WebCam that I mentioned in the question. There is an expression in its user manual like;
Maximum Video Resolution: up to 1600*1200 pixel (software supported)
And also, there is and ...
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42 views
How can I make sure a webcam for NB505 is working when it doesn't show image?
I have a NB505 mini laptop which has a built in webcam. However it doesn't display any image. I tried to reintall the drivers from Toshiba. I'm currently using Windows 7 Starter (which is the version ...
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Searching for a simple method to access webcam capturing and configuration on Windows systems
I have installed Windows 10 LTSB (Long Time Support Branch) version, because I need maximum stability on my sistem.
But the LTSB has some issues, like no updates, no market and no camera tool (at ...
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Capture Canon Powershot SD790 NTSC/PAL output
My old Canon Powershot SD790 outputs NTSC/PAL via the AV USB port. This means that using a compatible USB/AV to analog cable lets you view the camera output on a TV.
There are also many video capture ...
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Digital Microscope(equivalent to an old webcam) on MacOS
I have this "DM4 Digital Microscope" (noname?):
(readily available on e.g. eBay)
I can not make it work on my mac!
The microscope is set up to works as an external camera, and...
It has been ...
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Use PC webcam as Android Camera
I've seen a lot of tutorials online on how to use an Android as a webcam for a computer, but none the other way around. Is it possible to use a computer webcam as the video input on an Android, ...
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1answer
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Linux camera device tree numbering
I am trying to identify a /dev/video<N> camera by the USB vendor:product IDs and I learned that the sysfs has that information, e.g.:
cat /sys/class/video4linux/video0/device/input/input17/id/...
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I disabled my camera years ago and forgot how i did it and now want to re-enable it
I now run Xubuntu version 18.04 last upgraded yesterday. I disabled the camera on my Kudo Pro laptop a few years ago when i was running either Ubuntu 14.04 or 16.04. I did it by some change in a ...
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Can a computers monitor be damaged by high lumens?
Can high lumens damage a monitor? Some lasers can cause damage to camera lens.
Can a 120 lumen flashlight shining directly at a webcam or monitor cause damage to either one?
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137 views
Dell Latitude 5400 Webcam Blurry Hardware Issue
I have a Dell Latitude 5400 with an integrated webcam. One day upon starting up the image was blurry, and I can't find any place where I can change the focus of the integrated webcam. This isn't a ...
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526 views
Use laptop webcam/microphone when RDP'd onto it?
Scenario: Working from home, so using RDP from my desktop with multi-monitor etc onto my laptop which is sat right next to it on the desk.
When joining video calls I need to end the RDP session and ...
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How can I reduce the quality of my video (to reduce upstream bandwidth usage) when calling on Skype?
Due to the Coronavirus situation (too many people staying at home), my colleague and I are experiencing problem with Skype video calls. When we enable the webcams, we cannot hear each other anymore. I ...
asked Mar 21 at 15:42
Dr. Gianluigi Zane Zanettini
1,2375 gold badges20 silver badges34 bronze badges
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How to add a delay to my mic's input while streaming/recording?
When recording videos or streaming webinars, there's a slight delay between my mic's audio and the webcam's video. The mic's audio is lagging by 2-3 seconds.
For webinar attendees, the video is ...
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How can I get my web cam to work in Adobe Connect?
Enjoying the 90 free-day access in Adobe Connect, I downloaded the product for my W10 machine, created a new meeting and connected in the Windows app.
Once trying to see the output of my camera, it ...
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FFMPEG virtual camera on Microsoft Teams
I would like to stream my monitor as the webcam input.
I do this using sudo ffmpeg -f x11grab -r 15 -s 1280x1024 -i :0.0+0,0 -vcodec rawvideo -pix_fmt yuv420p -threads 0 -f v4l2 -vf 'hflip,scale=800:...
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Possible to use arbitrary online webcam for skype video?
Is there an (easy-ish) way to configure skype to use an external video feed as its "camera"?
I am generally opposed to showing my face during online meetings, preferring that the whiteboard be the ...
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1answer
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How 2 remote endpoints that are both behind NAT establish peer-to-peer communication (e.g. how do cloud security cameras really work)? [closed]
If for example both the cloud camera and my remote client (phone or PC) are behind NAT, this means that both the camera and the camera client on the phone open connections to the cloud provider, right?...
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Stop encoding all outputs when window being captured with gdigrab is closed (ffmpeg)
I'm trying to capture and encode two streams at the same time - webcam image and desktop capture (specific window) - using ffmpeg on Windows. I came up the following command to accomplish this:
...
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How to use FFMPEG to make a computer's USB webcam available to multiple processes?
I've got a computer that has a usb webcam attached to it. I currently use this with OBS for live streaming 24/7 to a remote streaming service.
However, if i e.g try to ffmpeg or opencv from the same ...
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1answer
82 views
How can I connect several USB 2.0 webcams to a single host?
I am trying to run several (up to 6) USB 2.0 webcams off of a single computer which has one USB 3.0 host and one USB 2.0 host. With each of the cameras streaming at about 15 MB/s (1080p30 MJPEG), I ...
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1answer
57 views
Will my laptop still work if I remove the camera module? [closed]
I want to remove the camera from my old laptop and use it for something else, if I do that will the laptop be fine ? Or will it cause some hardwere issues and it won't work anymore ?
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Setting up custom “Windows Hello” on laptop
I have a Lenovo 330 ideapad without "Windows Hello" feature. I am a big Computer Vision buff and wrote a python script to perform the same (with face detection). I was hoping there was some way I ...
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1answer
426 views
How to know if a usb cable has 4 wires not 2 (other than cutting it)
I am currently trying to wire my old laptop webcam to a USB cable in order to use it with my PC, but all the USB cables I cut so far only had two wires (red and black) and I need one with four (white, ...
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Webcam bring used by another program (Windows 7)
I searched for this topic here and found what looked like a good solution:
finding out which app is using the webcam
I went through all the steps, and Process Explorer indicated that CameraHelper....
