[Interest] Does isGrayscale() can tell whether a color image can safely be converted to a grayscale image?

[Constantin Makshin]

My opinion is that there's no need for those methods descriptions to
duplicate information already provided in the class documentation.
On Jan 11, 2014 12:27 PM, "iMath" <2281570025 at qq.com> wrote:

> 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.
> "
> but in the doc of there 2 functions indicate they're used to decide
> whether an image is grayscale image ,not mentioned they could be used to
> tell whether a color image can safely be converted to a grayscale image.
>
> what about your opinion ?
>
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