bOk = MImgSubstColor( hImage, nOldColor, nNewColor )

Sets the color of all pixels with a certain color.

Parameters
hImage
Number: Handle of the image

nOldColor
Number: The color the pixels should have. Specify MIMG_COLOR_UNDEF to substitute the color of all pixels.

nNewColor
Number: The new color

Return
Boolean: TRUE if successful or FALSE if an error occurs

Example
In this example all red pixels are set to black:

Call MImgSubstColor( hImage, COLOR_Red, COLOR_Black )

Remarks
If the image has color transparency ( = a transparent color ), it is converted into alpha transparency ( = the opacity of the pixels which have the transparent color is set to 0 ) when
the color to substitute is MIMG_COLOR_UNDEF ( = all pixels ) or equal to the transparent color.

See also
MImgSetPixelColor

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