In the paper, a design of OSD system based on video format convert chip is introduced, including the realization of I2C communication, data-pass and overlap of image and video.
本文设计并实现了基于视频格式转换芯片的OSD系统，实现包括I2C串行通信，数据通路和OSD图像与视频叠加的功能。
The idea behind exofs is to provide a traditional file system over an OSD backstore.
exofs 背后的思想是在 OSD 后备存储上提供一个传统文件系统。
The Virtual File system Switch (VFS) provides the path to exofs, where exofs communicates with the object storage system through a local OSD initiator.
Virtual File System Switch (vfs)为exofs提供一条途径，在其中，exofs通过一个本地osd启动器与对象存储系统通信。
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