OpenCV中，CXCORE参考手册。本翻译是直接根据 OpenCV Beta 4.0 版本的用户手册翻译的，原文件是：<opencv_directory>/doc/ref/opencvref_cxcore.htm, 可以从 SOURCEFORG 上面的 OpenCV 项目下载-OpenCV in, CXCORE reference manual. This translation is directly from the OpenCV Beta 4.0 version of the