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Compositing the Picture
Chroma key composites the video image shot with blue-back/green-back on a different background video.
fig.chroma-key-sample.eps
When using chroma key, you can specify either blue or green as the extraction color. By default, blue is extracted.
You can use the menus to change the extraction color to green. Go to the [VIDEO] menu, and at [KEY], set [CHROMA KEY COLOR] to [GREEN].
Refer to “Menu Operations” (p. 44) and “VIDEO Menu” (p. 45).
1. On the monitor, display the inputs from the sources.
At [MONITOR], press the [INPUT] button.
2. Select the key mode.
Go to [COMPOSITION] and press the [KEY] button to make it light up. [VIDEO SELECT] buttons [1] through [4] all simultaneously
flash in green.
fig.key-mode.eps
3. Select the background.
Use the touch panel to choose the channel for the background. A red border appears around the selected channel.
4. Select the channel to display in the foreground.
Use the [VIDEO SELECT] buttons to choose the channel to display in the foreground. A green border appears around the selected
channel. The indicator of the pressed button also lights up in green.
Compositing Using Chroma Key
Chroma Key
Blue (or Green)