Unlike an IP camera (which connects using Ethernet or Wi-Fi), a webcam is generally connected by a USB cable, or similar cable, or built into computer hardware, such as laptops.The term "webcam" (a clipped compound) may also be used in its original sense of a video camera connected to the Web continuously for an indefinite time, rather than for a particular session, generally supplying a view for anyone who visits its web page over the Internet.In December 2011, Russia announced that 290,000 Webcams would be installed in 90,000 polling stations to monitor the Russian presidential election, 2012.Webcams can be used to take video clips and still pictures.Webcams may be installed at places such as childcare centres, offices, shops and private areas to monitor security and general activity.Webcams have been used for augmented reality experiences online.
The Webcam Social Shopper is one example of software that utilizes the webcam in this manner.
Some of them, for example, those used as online traffic cameras, are expensive, rugged professional video cameras.
making them the lowest-cost form of videotelephony.
Use this online web camera test to make sure that your webcam is actually working and properly set up.
If you are trying to use your usb webcam for video chat, IM, or for recording yourself – with no success, or if you want to know how many frames per second your camera is recording.