How do I replace a background color with a background picture?
This is sometimes called
chromakey
(see
Wikipedia page on chroma key
). It's commonly used to implement special effects in movie and television.
It let's us change
into
You might want to first figure out
How do I replace one color with another?
Want to play with this project yourself?
Click here
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Where do I go next?
I want to know:
How do I make a picture of a scene look like it's sunset?
How do I remove redeye in a picture?
