程序员不要相信任何人说的任何有关程序的话，一定相信自己，相信自己眼睛看到的一切，哇咔咔～～

摘要： -(UIImage*) convertToGreyscale:(UIImage*)i {int kRed =1;int kGreen =2;int kBlue =4;int colors = kGreen;int m_width = i.size.width;int m_height = i.size.height;uint32_t*rgbImage =(uint32_t*) malloc(m_width * m_height *sizeof(uint32_t));CGColorSpaceRef colorSpace =CGColorSpaceCreateDeviceRGB();CGConte 阅读全文