1. vc can show bmp in pic control 2.vc can use gdi+ gdiplus to show bmp/jpg/tiff/png..... but must inside a gdiplus.dll in win98/winme EncoderParameters GetEncoderClsid I do not know how to show multi page tiff 3.use imgadmin imgedit ocx but not in winxp.... when use ocxs,win98 must install 98.ocx,win2000/xp must install 2000.ocx I do not know why. and BurnInAnnotations is not good. black the tiff 4.libtiff tifflib not enough docment  |