Windows Movie Maker Glossary (Video)

Terms	Definitions
bandwidth	Bandwidth describes the amount of data which can be transmitted via a network connection, usually measured in bits per second.
bit rate	the number fo bits transferred per second
capture	To record audio, video, or still images as digital data in a file.
capture device	Hardware that transfers audio and video from an external source, such as a VCR or camcorder, to a computer.
clip	Small segment of a larger video file.
codec	An abbreviation for compressor/decompressor. Software or hardware used to compress and decompress digital media.
compression	A process for removing redundant data from a digital media file or stream to reduce its size or the bandwidth used.
content	Audio, video, images, text, or any other information that is contained in a digital media file or stream.
cross-fade	A method of smoothly moving from one video clip or photo to another. With a cross-fade transition, the frames in the playing clip fade out as the frames in the new clip fade in. In the film industry, the same process is called a dissolve.
depth of field	The measurement of the area in front of and behind the subject that is in focus.
direct memory access (DMA)	Memory access that does not involve the microprocessor and is frequently used for data transfer directly between memory and a peripheral device, such as a disk drive.
download	To transfer a file over a network in response to a request from the device that receives the data. Downloaded content is kept on the receiving device for playback on demand. In contrast, streamed content is played as it is delivered.
frame	One of many sequential images that make up video.
frame rate	The number of video frames displayed per second. Higher frame rates generally produce smoother movement in the picture.
header	A part of the file structure that contains information required by an application to decompress and render the content. The header in a protected file also contains information required to get a license.
Institute of Electrical and Electronics Engineers (IEEE) 1394	A high-speed serial bus standard that provides enhanced computer connectivity for a wide range of devices, including consumer electronics audio/video (A/V) appliances, storage peripherals, other computers, and portable devices.
microphone noise	Unwanted sound that is captured when objects touch a microphone inadvertently.
moiré pattern	Video artifacts that occur when recording an object that has many thin, parallel lines.
project file	The file that contains information about the files that have been imported into or captured in the current project, and how files or clips have been arranged.
source	Audio and video content that can be captured and encoded from devices installed on your computer or from a file.
split (a clip)	To divide an audio or video clip into two clips.
storyboard	A view of the workspace that displays the sequence of your clips.
trim	To hide parts of a file or clip without deleting them from the original source. Files and clips can be trimmed by adjusting the start or end trim points.
Windows Media file	A file containing audio, video, or script data that is stored in Windows Media Format. Depending on their content and purpose, Windows Media files use a variety of file name extensions, such as: .wma, .wme, .wms, .wmv, .wmx, .wmz, or .wvx.
workspace	The area of Windows Movie Maker in which you create your movies. It consists of two views: storyboard and timeline, which act as a container for work in progress.