Publicidad
Idiomas disponibles
Idiomas disponibles
Operating your ATEM Switcher
85
Downstream Keyer Settings
Upstream key luma/linear key parameters:
Mask
Enables a rectangular mask that can then be adjusted using the top, bottom, left
and right parameters.
Pre-Mult
Identifies the key signal as a pre-multiplied key.
The clip level adjusts the threshold at which the key cuts its hole. Decreasing the
Clip
clip level reveals more of the background. If the background video is completely
black then the clip value is too low.
Gain
The gain adjustment electronically modifies the angle between on and off thereby
softening the edges of the key. Adjust the gain value until the edge softness is
desirable but the background video luminance or brightness is not affected.
Inverse
Inverts the key signal.
Fly Key
Enables/disables DVE effects
Performing a Downstream Luma/Linear Key
To set up a luma/linear key on downstream keyer 1 on the software control panel:
Step 1. Select the downstream key 1 palette.
Step 2. Use the drop down controls labeled fill source and key source to specify the fill and key
sources. If performing a luma key, select the same source for both fill and key.
Step 3. Adjust the key parameters to refine the key.
To set up a luma/linear key on downstream keyer 1 on the broadcast panel:
Step 1. Press the DSK 1 TIE button to enable the downstream keyer on the preview output. The M/E 1
system control will dynamically navigate to the DSK 1 menu. You can manually navigate to the
DSK 1 menu by pressing HOME > DSK KEYS > DSK 1.
Step 2. The destination display will say DSK1 fill on the On the ATEM 1 M/E Broadcast Panel. Select the
fill source on the select bus.
Step 3. On the ATEM 2 M/E Broadcast Panel, hold down the DEST SHIFT button and select the key
source on the select bus. On the ATEM 1 M/E Broadcast Panel, hold down the CUT/FILL button
so the destination display says DSK1 cut and select the key source on the select bus.
If performing a linear key, select the same source for both fill and key.
Step 4. Adjust the clip and gain controls to refine the key or press the pre-mult button for pre-multipled
keys. The clip and gain controls are not available for pre-multipled keys.
Publicidad
