[Mono-dev] System.Drawing.Graphics ignores InterpolationMode

Onelook onelook at volny.cz
Thu Sep 4 09:06:56 EDT 2008

I have similar problem. All resized (downsampled) images by this code:
have very low quality in compare with MS .NET Framework. How can I generate
good quality thumbnails in Mono?


Jonathan Resnick wrote:
> When using the System.Drawing.Graphics class, I set the the property
> InterpolationMode to InterpolationMode.NearestNeighbor.  However, the
> image
> rendered to the screen still looks as though it has undergone bilinear
> interpolation.  Running the exact same code on .NET runtime in Windows,
> the
> image is clearly not interpolated.
> Does anyone know if this is a bug (in which case I can submit a bug
> report),
> or is the InterpolationMode property simply not yet supported on Linux?
> Thanks,
> Jonathan
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> Mono-devel-list at lists.ximian.com
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