北京达盛公司6446开发板上的，将图片转为灰度的程序。linux开发环境-Beijing Da Sheng Corporation 6446 development board, the picture is converted to grayscale procedures. linux development environment

android底层调用摄像头，并将摄像头采集的yuyv数据保存为rgb8，即256灰度图。android上面接口提供一个保存地址和名字，如"/Sdcard/rgb8.bmp"-android underlying call camera, and the camera acquisition yuyv data is saved as rgb8, that is 256 grayscale. android interface provides a preservation above addr

qt图形界面，灰度化处理图片，在OK6410板子上可以运行(QT graphical interface, grayscale processing of pictures Can run on the OK6410 board)