实现柱状图的识别，并将柱状图的信息转换为平面等值线信息，比如将克浪软件所做能量对比图等转化为信息更为丰富的平面等值线图。-Achieve the histogram recognition, and information into a histogram the planar contour information, such as grams waves made energy comparison chart translate into richer information planar