Roland VR-5 Owner's Manual page 39

3.
Adjust the degree of extraction.
Turn the [KEY LEVEL] dial to adjust the degree of extraction. Turn it counterclockwise for chroma-key compositing or clockwise for
luminance-key compositing. Turn the dial to find the optimal degree of extraction.
* At the center position, no extraction occurs at all. (The background is not visible.)
* Turning the dial all the way clockwise or counterclockwise enables complete extraction, and the logo or text is not visible.
fig.key-color-select.eps
4.
Make the logo or text disappear.
Press the [KEY ON] button a second time to make it go dark. The logo or text disappears, and the display returns to output of the video.
Display the Images from Computer Only
When you do not want to composite the images from your computer on the background video, press the [PC SELECT] button to
make it light up. The image from your computer is output to full screen. Press the [PC SELECT button] a second time to make it go
dark to return to output of the video.
fig.select-foreground.eps
Compositing the Video
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