基于cortex-A9的android下的照相机照相程序（头文件和cpp程序），包含了相关的V4L2架构的相关头文件。-Camera based on Android cortex-A9 camera (header file and cpp code), including the relevant V4L2 framework of the relevant header file.

这是一个在android下进行gpio驱动开发的例子，在这个例子中分别从底层驱动代码到测试程序再到android上的JNI层，然后通过java代码调用APP Framework层的接口实现对开发板上led的控制(This is carried out under a gpio android-driven development example, in this case were driven from the bottom to the android code to the test pr