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Compositing two images
7. Turn the effect off
Press the button again to turn the effect off.
Using Chroma Key to composite images
You can composite two images by extracting a specified color from one image and replacing it with
the other image. Such a composition effect is called Chroma Key. Here’s how you can composite
the image from channel B and overlay it on the channel A image.
1. Set the memory dial (MEMORY) to 1.
Turn the dial all the way to the left to select the 1 position.
2. Select channel A image.
Play back the image that you want to use as the background.
3. Select channel B image.
Input image to overlay into channel B. The image for Chroma Key is generally shot with blue or
green background.
4. Press the Chroma Key button.
Press the channel B “ Chroma Key” button.
5. Move the video fader to channel B.
The blue part of channel B image is extracted and the channel A image appears.
Some effects cannot be used simultaneously.
You can change the P in P effect settings to modify the location and size of the superimposed image
(the secondary image). For details, refer to p. 75 or later.