User's Manual

4 Adjust the pattern key settings while watching the preview output to refine the key.
When you are happy with your settings for the chroma key, press the 'menu' button to
step back through the menu until you return to the master program output.
Pattern Key Settings
To set up a pattern key on the upstream keyer on an
ATEM Television Studio Pro modelswitcher:
1 The first step is to press the KEY 1 TIE button to enable the key on the preview output
so you can see the key during the setup stage. Pressing the KEY 1 TIE button ties the
key to the next transition so it will transition to air when the next transition is performed.
2 In the LCD menu upstream key settings, set the key type setting to ‘pattern’.
3 Return to the upstream key menu and scroll down to reveal the pattern setting. Use this
setting to choose the pattern you want for the pattern key.
4 Adjust the pattern key settings while watching the preview output to refine the key.
When you are happy with your settings for the chroma key, press the 'menu' button to
step back through the menu until you return to the master program output.
To set up a pattern key on the upstream keyer using the software control panel:
1 Expand the upstream key 1 M/E 1 palette and select pattern from the key types bar.
2 Select the fill source.
3 Select the key pattern.
4 Adjust the key parameters to refine the key. For a description of pattern key
parameters, refer to the table below.
134Keying using ATEM Switchers