视频数字水印技术是当前水印研究中的一个热点。
Digital watermarking technology of video image is a hot topic in present watermarking researching area.
本文的MPEG-4视频数字水印主要是针对未压缩域水印技术进行研究的，而对压缩域的水印技术没有涉及。
The MPEG-4 digital watermarking mentioned here is only for uncompressed. But those for compressed are not concerned in this thesis.
实验证明，该视频数字水印算法在不降低视频质量的基础上，能够抵抗多种干扰和攻击，具有良好的稳定性和鲁棒性，并验证了以上分析。
Experiment verifies that this algorithm, depending on the foundation of not reducing the quality of video, can resist multiple disturbance and attack, and have good stability and robust.
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