I would presume that if an image only contains gray colors, it can be
safely converted to a grayscale image. Since allGray() and
isGrayscale()indicate the former, that would also mean they indicate
the latter.


--
Sean Fisk


On Sun, Jan 12, 2014 at 6:21 AM, iMath <[email protected]> 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 ?
>
> _______________________________________________
> PySide mailing list
> [email protected]
> http://lists.qt-project.org/mailman/listinfo/pyside
>
>
_______________________________________________
PySide mailing list
[email protected]
http://lists.qt-project.org/mailman/listinfo/pyside

Reply via email to