BMP位图图片的一种平滑放大技术

A Smooth Enlarge Skill of BMP Bitmap Picture

介绍一种将ＢＭＰ位图图片进行平滑放大的技术，该技术利用埃特金插值算法，使ＢＭＰ位图图片缩放后的颜色或灰度变化过程较为平缓，同时有效地清除了边界锯齿及交接处模糊不清的现象。

The aufhors introduce a skill which has been used for smoothly enlarge of BMP bitmap picture The skill is applied Aitkin interpolation means, so the vary process of enlarged color or gray degree of BMP bitmap picture is very level, and effectively eliminating appearance of boundary saw-tooth and blurred point.