（原）opencv中使用限制對比度自適應直方圖均衡CLAHE

轉載請注明出處：

http://www.cnblogs.com/darkknightzh/p/5462656.html

Ptr<CLAHE> clahe = createCLAHE();
clahe->setClipLimit(4);
clahe->apply(ucmatGaborResize, ucmatGaborResize);