Philips PC Camera User Manual page 29

TWAIN
Standard software interface for imaging applications. If a hardware device has a TWAIN driver, it
can be used as an image source for TWAIN-compatible imaging applications. Choose your
TWAIN source in the imaging application itself. Then choose 'Acquire' to start the TWAIN driver
for the TWAIN source.
USB
Universal Serial Bus, used for connecting external devices to the PC without having to restart
your PC.
Video for Windows
Developed by Microsoft, this is a standard for displaying video on the Windows desktop. Windows
has this built in. This standard has now been succeeded by DirectShow, which is part of DirectX.
Video stream
A collection of images that combine to form motion - or moving - pictures (also known as movies
or video clips).
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