[Interest] whether a color image can SAFELY be converted to a grayscale image

[Bo Thorsen]

Den 14-01-2014 12:59, iMath skrev:
> In the Image Formats part of QImage doc says
> "
> The allGray() and isGrayscale() functions tell whether a color image can
> safely be converted to a grayscale image.
> "
> what does "safely" mean here ?

Without loss of information, IIRC.

Bo.

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Bo Thorsen, European Engineering Manager, ICS
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