Researchers claim that this method is accurate to ±5 bpm.
Webcams may be installed at places such as childcare centres, offices, shops and private areas to monitor security and general activity.
Unauthorized access of webcams can present significant privacy issues (see "Privacy" section below).
In December 2011, Russia announced that 290,000 Webcams would be installed in 90,000 polling stations to monitor the Russian presidential election, 2012.
With these digital devices, we can stream HD video to share our experiences - teach, study, and connect with relatives and friends, no matter where they are.
Some people even explore creativity via web cameras: you can show a home concert or the development of an art project online.
A webcam is a video camera that feeds or streams its image in real time to or through a computer to a computer network.
This will open the main Video Editor window and the recorded video will be automatically transferred to the Timeline.In the Editor window find the Record Video button and click it. To save your files to a different location, specify the destination in the Save files to field.Now click the Start Capture button to start recording your cam video. Your recorded video will then be saved to the specified directory, which you can open by clicking View saved files.making them the lowest-cost form of videotelephony.
Despite the low cost, the resolution offered at present (2015) is rather impressive, with low-end webcams offering resolutions of 320×240, medium webcams offering 640×480 resolution, and high-end webcams offering 1280×720 (aka 720p) or even 1920×1080 (aka 1080p) resolution.
When sent to a remote location, the video stream may be saved, viewed or on sent there.