针对视频帧图像背景复杂、字体大小变化较大等特点，提出一种改进的视频帧中文本区域定位算法。
Contraposing the characters of images in video, such as complicated backdrop and big diversification of font, this paper proposes an improved algorithm for text region localization in video.
提出一种在检测到人脸区域的前提下，对人眼进行准确定位的算法。
An eye location algorithm was developed on the premise of that the face region has been detected.
实验结果表明，该算法不仅具有良好的定位篡改区域功能，而且能够有效地克服“拼贴攻击”。
The experimental results have demonstrated that this algorithm can locate the tampered area as well as detecting "collage-attack" to the watermarked image.
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