本例程提供OpenCV使用者以鼠标选定窗口中图片区域，并侦测选定区域内的色调hue 及饱合度saturation 最大值最小值。适用于影像侦测肤色范围，程序终止后自动记录侦测结果于硬盘内。-OpenCV routines provided by the user to mouse selected picture window region, and to detect the selected region color hue and saturation saturation maximum