Smooths out unevenly lit blue and green screens. By default, darker screen areas are brightened.

When working with poorly lit blue and green screens, it is useful to apply the Screen Smoother prior to using zMatte. This will result in a better key.

Key.

The Color Correct parameters allow you to adjust the color of the blue or green screen based on an extracted matte.

Rotates the hue of the blue or green screen.

Adjusts the saturation of the blue or green screen. Positive values saturate, negative values desaturate.

Adjusts the luminance of the blue or green screen. Positive values brighten, negative values darken.

Adjusts the contrast of the blue or green screen. Positive values increase contrast, negative values decrease contrast.

Adjusts the gamma of the blue or green screen. The gamma adjustment leaves the white and black points the same and only modifies the values in-between. Positive values darken the image, negative values lighten the image.

Adds or subtracts red from the blue or green screen.

Adds or subtracts green from the blue or green screen.

Adds or subtracts blue from the blue or green screen.

Extract On selects the type of matte extraction.

Choose blue screen if you have a blue screen.

Choose green screen if you have a green screen.

The Position value pinpoints the blue or green screen values to be used in the matte. White values in the matte are the areas that will be adjusted by the color correction.

Increases or decreases the range of values in the matte. A high Range value indicates a large range of values included in the matte.

The matte is blurred by a fast, quality blur along the X-axis resulting in a smoother, more even color correction.

The matte is blurred by a fast, quality blur along the Y-axis resulting in a smoother, more even color correction.

The horizontal and vertical values can be ganged together.