Glossary

1:37:1   Aspect ratio of 35mm film, commonly referred to as Academy ratio.

1:85:1   Widescreen version of the Academy aspect ratio.

2:35:1   Aspect ratio common to widescreen, theatrical-release motion pictures.

3:2   Aspect ratio common to digital video (DV) and DVD.

3:2 pulldown   A process for converting film-footage frame rates to video-footage frame rates.

4:3   Aspect ratio of a standard-definition NTSC television set.

16:9   Aspect ratio of a high-definition television set and HD video formats. Also referred to as 1:78:1.

16-bit   A standard bit depth for digital audio recording and playback.

A

alpha channel   A channel that exists in some file formats along with the color channels. Used to store transparency information for compositing ...

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