Glossary

MOV.: This is a file type produced by apple inc. This is mainly used with QuickTime media player. MOV allows you to change the file without having to rewrite it completely, this primarily helps editors, An average MOV file contains one or more tracks of data. Text tracks are found set into an MOV file and are commonly found as movie subtitles.

AVI.: Also known as Audio Video Interleave, This is a container format made by Microsoft as a component of its video for Windows technology. This specific type of file allows you to combine audio as well as video playback. To use this file you may need to download a special kind of video player.

Aspect Ratio: This is the height of an image to its width, these measurements are expressed as ‘x:y’ in the mathematical sense. This method is used on computer screens, cinemas, paper size, standard photographic size, Photolithography. Five common aspect ratios: 4:3, 3:2, 16:9, 1.85:1, 2.39:1.

Streaming: Referred to as streaming a video, content that has been compressed from over the internet and then displayed to the viewer in real time. A Web user does not need to wait to download a file to play it. The media is sent in a constant stream of data and is played as it arrives.

Compression: This is the decrease in size of data which allows you to reserve space or transmission time. It can cut a text file to 50% of its original size. Compression is done by a program that uses a formula to establish how to compress or decompress data.

Frame Rate: This maybe otherwise known as frame frequency, this is when an imaging device such as a camera or video recorder makes unique recurring images called frames. Frame rates are most commonly expressed as FPS (frame rate per second). This is used as film and television, computing, as well as computing.