Framework implementation of the camera module | 相机模块框架实现
Providing traditional input methods, such as key, touch, keyboard, and mouse inputs | 提供传统的输入交互方式，例如按键、触控、键盘、鼠标等
Window Manager | 窗口管理框架
Implementation of image processing | 图片编解码功能实现
Common components of the media subsystem | 媒体子系统通用组件
Implementation of media library | 媒体库功能实现
