Digital Video
Hugely important technology for archiving, content provision, the internet etc.
Need for tools to support automatic browsing and retrieval of large amounts of broadcast Video.
Some Jargon…..
- A Frame is 1/25 (for PAL) of a second of video.
- A Shot is a sequence of frames captured by a single camera in a single continuous action.
- A Shot Boundary is the transition between two shots. Can be abrupt (cut) or gradual (fade, dissolve, wipe, morph).
- A Scene is a logical grouping of shots into a semantic unit.