NewTek Tricaster TCXD850, User Manual, Page: 89 / 336

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5. Delegate the Utility row in the Switcher to FX , and assign Stills to the FX sub-layer (this
defines what will appear behind our greenscreen shot in the result).
6. If you are not already viewing All Monitors , click that tab at the top of TriCaster’s Live
Desktop .
7. Move your mouse pointer over the DDR 1 monitor , and click the Configure button
(gear) that pops up at right in the titlebar above the monitor.
8. Click the LiveMatte tab in the Configuration panel that opens.
Figure 66
9. Click on the Pick Color button in the Background section of the panel, and keep the
mouse button depressed .
10. Drag the eye-dropper pointer over the green background in the DDR’s monitor, and then
release it (Figure 66). This establishes the primary key Color .
11. The default LiveMatte settings ( Tolerance and Smoothness) are close enough for this
little demonstration, so you can close the Configuration panel now.