图象数据信息的处理过程中对信息的隐藏和变换需要时可以参照此原代码．-image data information processing of information hiding and transform when necessary, taking into account the original source.

USM锐化，效果很解决PS，但需要GdipExport.pas Gdiplus.pas ImageData.pas文件才能使用-USM sharpening, the effect is to solve PS, but need GdipExport.pas Gdiplus.pas ImageData.pas files to use