Crystal Vision
Using Safire 3
As part of the right hand side tear is within the wanted foreground image area it
cannot be totally masked without losing some part of the foreground. To remove
this entirely would require an external key signal set up as a mask. The second
example shows the FG model wearing a badge of identical colour to the
backdrop. Normally this would cause an unavoidable key.
After chroma keying the BG image can be seen in the badge:
Using the
BG Mask
controls, a rectangle can be placed over the badge to disable
keying in that area. Note that FG suppression would still be acting, so the chroma
keyer must be set to Multiply Foreground mode to retain the original colour:
Safire 3 User Manual R1.3
67
24 March 2017
