Grass Valley Media Conversion - Manual (Page 71)

Media Conversion Software Clock Builder
Miranda Technologies Ltd Page 71
Clock Position
X Position
Sets the on screen x coordinate
Y Position
Sets the on screen y coordinate
Key Parameters
Key Invert
Normal white is keyed image/black is transparent
Inverted black is keyed image/white is transparent (that is,
inverse of normal)
Key Source
Separate uses image alpha/key channel (only available if
image has key channel)
Self uses iamage-luma signal to generate key
None uses full screen of white as key (unless cropped)
Keying Type
Full standard keying mode
Linear used to overcome problems with keyed edges
(especially when using self keying)
CTG
Clip range 0 – 1023 (default is 63) (anything below the
displayed value is transparent)
Gain range 0 – 1023 (default is 1023) (anything above
the displayed value is fully keyed on)
Transparency 512 is completely opaque/0 is completely
transparent