Accusoft.ImagXpressSdk Namespace > Processor Class > AlphaBitmapReturn Method : AlphaBitmapReturn(Bitmap) Method |
This method is deprecated, please use GetAlphaChannelAsBitmap instead.
Returns a bitmap object of type System.Drawing.Imaging.PixelFormat.Format8bppIndexed which is an 8 bit gray scale image depicting the alpha channel data layer.'Declaration <ObsoleteAttribute("This method is deprecated, please use GetAlphaChannelAsBitmap() instead.")> Public Overloads Sub AlphaBitmapReturn( _ ByRef ReturnBitmap As Bitmap _ )
'Usage Dim instance As Processor Dim ReturnBitmap As Bitmap instance.AlphaBitmapReturn(ReturnBitmap)
[ObsoleteAttribute("This method is deprecated, please use GetAlphaChannelAsBitmap() instead.")] public void AlphaBitmapReturn( out Bitmap ReturnBitmap )
[ObsoleteAttribute("This method is deprecated, please use GetAlphaChannelAsBitmap() instead.")] public: void AlphaBitmapReturn( [PARAMFLAG::Out] Bitmap* ReturnBitmap )
[ObsoleteAttribute("This method is deprecated, please use GetAlphaChannelAsBitmap() instead.")] public: void AlphaBitmapReturn( [Out] Bitmap^ ReturnBitmap )
The original image must be a 32 bit image where 8 bits are the alpha layer and 24 bits are rgb color layer.
Returning the handle implicitly reduces the image down to 24 bit. The alpha object may be modified and restored via the AlphaAdd method.