User Manual

Glossary 235
combination of both. It creates moving paths that can be used in seamlessly adding 2D and
3D graphics that appear to exist originally when shooting the video clip.
MP3
Abbreviation of MPEG Audio Layer-3. MP3 is an audio compression technology that
produces near CD audio quality at a very small file size, making it transfer quickly over the
Internet.
MPEG-2
A standard for video and audio compression used in products like DVD.
MPEG-4
A video and audio compression format that is commonly used in mobile devices and video
streaming in the Internet that provides high-quality videos at lower data rates.
NLE
Non-Linear Editing. In the past, conventional editing on a VCR was necessarily linear because
of the need to access clips on a video tape in order. Computer editing can be done in any
order that is convenient.
Noise
Noise may be found in audio and video. In audio, it manifests as unwanted residual hiss while
they are random image specks and dots onscreen in video. These are electronic interferences
that are most common in analog audio and video.
NTSC/PAL
NTSC is the video standard in North America, Japan, Taiwan, and some other regions. Its
frame rate is 29.97 fps. PAL is common in Europe, Australia, New Zealand, China, Thailand,
and some other Asian places, which has a frame rate of 25 fps. There are other differences.
In the world of DV and DVD, NTSC has the video resolution of 720 × 480 pixels, while PAL
has 720 × 576 pixels.
Overlay
These are superimposed video or image clips over existing clips in your project.
Plug-ins
Plug-ins are utilities that add more functions and effects to a program. In Corel VideoStudio,
plug-ins have made it possible for the program to automatically recognize capture devices
as well as output videos for different purposes such as for e-mail, Web page, video greeting
cards, and DV recording.
Profile
A profile covers various attributes for a file such as bit rate, number and type of streams,
compression quality, frame size and so on.
Project File
In Corel VideoStudio, a project file (*.VSP) contains the required information to link all
associated image, audio, and video files. With Corel VideoStudio, you must open a project
file before you can edit a video.