Speed of horizontal flip

[tchaloupka via Digitalmars-d-learn]

On Wednesday, 1 April 2015 at 16:08:14 UTC, John Colvin wrote:
> On Wednesday, 1 April 2015 at 13:52:06 UTC, tchaloupka wrote:
> <snip>
>
> I'm pretty sure that the flipping happens in GDI+ as well. You 
> might be writing C#, but the code your calling that's doing all 
> the work is C and/or C++, quite possibly carefully optimised 
> over many years by microsoft.
>

Yes thats right, load, flip and save are all performed by GDI+ so 
just pinvoke to optimised code from C#.