摘要：
void SmallerPicture(CString csSource, CString csDest){ CImage imageOld; CImage imageNew; imageOld.Load(csSource); imageNew.Create(imageOld.GetWidth()/2, imageOld.GetHeight()/2, 32); HDC dcNew = imageNew.GetDC(); SetStretchBltMode(dcNew,HALFTONE); imageOld.StretchBlt(dcNew, 0, 0... 阅读全文