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
Implementation of media playback and recording | 媒体播放和录制功能实现
Basic media framework module | 基础媒体框架组件
Implementation of camera device management and camera capture functions | 相机设备和相机采集功能实现
Audio management implementation | 音频管理功能实现
Window manager and compositor | 图形窗口合成器
DSoftBus capabilities, including discovery, networking, and transmission | 软总线发现、组网、传输功能实现
JS UI framework | JS UI开发框架
Hardware platforms emulation by QEMU | QEMU模拟不同的硬件单板
Managing all types of call connections | 管理各种类型的通话连接
Display power manager | 显示电源管理
Battery Statistics| 耗电统计模块
Linux kernel adapter of the Hardware Driver Foundation (HDF) | HDF Linux内核适配
用户身份认证与访问控制（Useriam）子系统的人脸认证组件
Hardware Driver Foundation (HDF) dependent adapter for kernel and user mode | HDF内核和用户态驱动框架依赖适配
Obtaining medical sensor data | 获取运动健康类传感器数据
Obtaining sensor data | 获取传感器数据
