Blackmagicdesign ATEM Installation And Operation Manual page 138

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.
Pattern key parameters:
Invert Pattern
Size
Symmetry
Softness
Position X and Y
Mask
Setting up a Pattern Key on Upstream Keyer 1 using ATEM External Hardware Panels
ATEM 1 M/E Advanced Panel:
1 Press the KEY 1 next transition button to enable the key on the preview output.
This automatically selects the keyers menu on the system control LCD. Pressing
the KEY 1 next transition button ties the key to the next transition so it will transition
to air when the next transition is performed.
2 In the keyers LCD menu, select the 'pattern' key type using the corresponding
'key type' control knob.
3 Select the fill source using the corresponding soft control knob or by pressing
a source button on the source select bus.
4 Turn the corresponding soft control knobs to choose the 'pattern' you want for
the pattern key and set the 'size' of the pattern.
5 Press the system control left and right arrow buttons to navigate through the
pattern key parameters, and adjust settings using the control knobs. Watch the
preview output as you refine the key.
ATEM Broadcast Panel:
1 Press the KEY 1 button to enable the keyer on the preview output. The system
control will dynamically navigate to the KEY 1 menu. You can manually navigate to
the KEY 1 menu by pressing HOME > EFFECTS KEYS > KEY 1.
2 Select the PATTRN KEY menu button.
3 The destination display will say key1fill on the ATEM 1 M/E Broadcast Panel. On the
ATEM 2 M/E Broadcast Panel, the KEY 1/CUT button will be lit. Select the fill source
on the select bus.
4 Select the PATTRN MENU button and use the menu buttons to select a pattern.
5 Adjust the pattern key controls to refine the key.
This button inverts which the region is filled with the fill source.
For example, fill a region outside of a circle by positioning the circle wipe as
desired and then setting invert pattern to 'on'.
Increases and decreases the size of the selected pattern.
Some patterns may have their symmetry or aspect ratio adjusted.
Circle patterns may be adjusted to become horizontal or vertical ellipses.
Changes the softness of the edge of the key signal.
These settings let you change the position of the pattern on the screen.
Allows you to mask out sections of the key. For example, if the green screen
does not fill the edges of the screen, you can use the mask setting to select
only the area of the screen you want to use.
To return the mask to its default symetrical settings, select 'reset mask' and
press the set button.
Keying using ATEM Switchers 138