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MakeGrayscale (function)

This will strip the color information from the given image. The new image is still an 32-bit ARGB image, but all color channels are equalized to the same value, hence resulting into shades of gray. The alpha channel of the source image is retained and copied 1:1.

SYNTAX:

newImg& = MakeGrayscale& (shan&, minX%, minY%, maxX%, maxY%, mask&)

INPUTS:

shan&, mask& (LONGs)

minX%, minY%, maxX%, maxY% (INTEGERs)

• See page Common Info.

RESULT:

newImg& (LONG)

• See page Common Info.

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