Finally with the image amending function, to revise the image edge distortion after embedding watermark, we aim to hold maintenance the vision quality of the image.
最后用图像修改函数，校正嵌入水印后的图像边缘失真，以维护图像的视觉品质。
It analyses the influence of user number and embedding depth on the quality of watermarked images and extracted watermarks.
分析了用户数量和嵌入深度对含印图像质量和提取水印质量的影响。
Test results show that embedding around video quality has not changed significantly, in the absence of attack detection of the watermark and the original watermark than no obvious changes.
试验结果表明，水印嵌入前后，视频质量没有显明的变化，在无攻击时检测到的水印信息和原水印信息比拟也没有显明的变化。
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