Zebra patterning is a feature found on some prosumer and most professional video cameras to aid in correct exposure. When enabled, areas of the image over a certain threshold are filled with a striped or cross-hatch pattern. Often, two thresholds are available: 70% and 100%. The former is useful for correctly exposing skin tones, while the latter is used to ensure overall scene exposure is correct.

The unofficial CHDK custom firmware supports zebra for certain Canon PowerShot

Canon PowerShot

The PowerShot products are a line of consumer and prosumer grade digital cameras, launched by Canon in 1996. The PowerShot line has been successful for Canon, and is one of the best-selling digital camera lines worldwide....

 digital camera

Digital camera

A digital camera is a camera that takes video or still photographs, or both, digitally by recording images via an electronic image sensor. It is the main device used in the field of digital photography...

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