I did this, they are JPEG files and it said file system CDFS if that means anything?
我这样做，他们是JPEG文件，它的文件系统CDFS的说，如果这意味著什么呢？
When building a video transfer system, coding standard, such as JPEG, MPEG, H.
实现一个视频传输系统时，视频编码标准一般采用JPEG、MPEG、H。
Compared to the original algorithm, the security and the ability of resisting some attacks such as cutting and JPEG compression were obviously enhanced in the watermark system.
改进后的算法与改进前相比较，水印系统的安全性得到了提高，且对抗剪切、JPEG压缩等攻击的能力明显增强。
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