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 Zoomfiler vs BlackValue/WhiteValue

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T O P I C    R E V I E W
Ronald Posted - Dec 21 2012 : 12:47:51
Hello,

Our app displays images with NativePixelformat set to true. We implemented window/level functionality via setting whitevalue/blackvalue properties of IEbitmap. Works OK, except if a zoomfilter is active. Then setting blackvalue/whitevalue has no effect.

Will this be changed in the foreseeable future, or is this something we have to live with?

Regards, Ronald
2   L A T E S T    R E P L I E S    (Newest First)
Ronald Posted - Jan 13 2013 : 14:01:10
Thanks, works fine!
fab Posted - Jan 02 2013 : 16:03:04
Hello,
this is a known problem. Please wait next release for a fix.
You can also fix it opening hyieutils.pas, inside method "TIEBitmap.RenderToTIEBitmap", locate:

ietmp2.RenderToTIEBitmap(.....

Just before above line insert following code:

ietmp2.BlackValue := fBlackValue;
ietmp2.WhiteValue := fWhiteValue;