Sony BRS-200 - Manual (Page 85)

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Using the Downstream Key (DSK) to Add Characters or Graphics
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Using the Downstream Key (DSK) to Add Characters
or Graphics
You can add characters or graphics to a video that includes any effect or
composition. In the flow of the procedure for outputting the final program video,
this action is executed in the lowest downstream and called “downstream key
(DSK).” This function is useful for superimposing characters.
You can check the results of downstream key composition in the preview
window before outputting the program video.
For details, see “Checking the Results of Composite Video (Effect Preview)” on
page 96.
Basic operation of downstream key composition
The basic procedure for downstream key composition is as follows:
Note
LESSON 1
LESSON 1
Background video
Foreground video
Program video
DSK FILL video
Set the switcher to SW mode.
Press the DSK button.
Adjust the video to be composed.
Select a video to be composed (DSK FILL video), using one of the DSK/
AUX 1 to 12 buttons.
Execute downstream key composition with the DSK AUTO button.