If you want to use webcam on Archlinux, By default, most of webcam devices is detected on Archlinux. But to using webcam you need a additional software to run it.
If your webcam not detected please visit archwiki:
https://wiki.archlinux.org/index.php/Webcam_Setup#Linux_webcam_support
And for user add the video group on it.
#gpasswd -a yourusername video
And Here's the list webcam software available on Archlinux.
1. Cheese
Cheese uses your webcam to take photos and videos, applies fancy
special effects and lets you share the fun with others.
It was written as part of Google's 2007 Summer of Code lead by
daniel g. siegel and
mentored by Raphaël
Slinckx.
Under the hood, Cheese uses GStreamer to apply fancy
effects to photos and videos. With Cheese it is easy to take photos
of you, your friends, pets or whatever you want and share them with
others.
Official Sites: http://projects.gnome.org/cheese/
Installation on Archlinux
$sudo pacman -S cheese
Here's some snapshot :
You can make effect on photo you're taken. There are various effects that you can choose.
Cheese also can record video too.
2. Wxcam
wxCam is a webcam application for linux. It supports video recording (in
an avi uncompressed and Xvid format), snapshot taking, and some special
commands for philips webcams, so you can also use the program for
astronomy purposes. It supports both video4linux 1 and 2 drivers, so it
should work on a very large number of devices.
Official sites:http://wxcam.sourceforge.net/
To install it:
$sudo pacman -S wxcam
Snapshot:
3. xawtv
XawTV is a simple Xaw-based TV program which uses the bttv driver or
video4linux. It also contains various command-line utilities for
grabbing images and AVI movies, tuning in TV stations, etc. Althought it's for TV purpose, but xawtv can get show picture on webcam.
To install it on archlinux:
$sudo pacman -S xawtv
To run it, type it on terminal/command
$xawtv
Snapshot:
xawtv doesn't have any feature on it, just showing webcam picture.
4. VLC
If you have installed the VLC, vlc can also capture video from webcam. Open VLC, then media, choose open capture device. Then choose the webcam. And VLC can also show images from webcam.
To install VLC.
$sudo pacman -S vlc
Here's the snapshot:
5. Kamoso
$sudo yaourt -S kamosoor install it using PACMANXG4.
Here's the snapshot:
That's it, above software is most common used for webcam, but i prefer cheese for such rich features. For lightweight i recommend wxcam.
Enjoy webcam on archlinux.