Appendix (glossary)
Word | Explanation |
|
|
Genlock | A function for synchronizing the video signals using an external sync signal as |
| the reference. |
|
|
GPI | Interface signals which control auto transition from an external source. |
[General Purpose Interface] |
|
|
|
IRE | A unit used for video signal levels. |
| The setup level (black level) of the signals is expressed as 0 IRE, 7.5 IRE, etc. |
|
|
Hue | The color tone of the video signals. |
|
|
Key Edge | The border or shadow added to the edges of keys. |
|
|
Key Fill | The signal that uses key combination processing to fill in the areas left blank by |
| the key signals. |
|
|
Key invert | A function which inverts the key signals. |
|
|
Key Source | The video signals for creating the key signals. |
|
|
Linear Key | The function which combines keys using monochrome key signals with |
| gradations in its outlines as a reference. |
|
|
Lum | The brightness portion of the video signals. |
[Luminance] |
|
|
|
Luminance Key | The function which creates key signals based on the luminance (brightness) |
| information of the video signals to combine keys. |
|
|
ME | A video effect device which combines a number of video signals to create mix, |
[Mix Effect] | wipe, key and other video signals. |
|
|
Mix | The |
| It is also referred to as “dissolve”. |
|
|
PVW | The function for checking ahead of time the image which will be output after the |
[Preview] | next transition. The image is output from the PVW system. |
|
|
PGM | The bus which always carries the program output signals. |
[Program Bus] |
|
|
|
PST | The bus which carries the program output signals after the next background |
[Preset Bus] | transition. |
|
|
Preset Memory | The memory in which the control panel statuses can be saved and recalled. |
| The switch selection statuses as well as the border, color and other setting |
| information can be saved in this memory. |
|
|
| A serial interface standard. It is the interface used to control the switcher from |
| an editor or other external device. |
|
|
Sat | This refers to the intensity of the color chrominance level of video signals. |
[Saturation] |
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