提出了一种基于纠错编码的DCT域数字水印算法,该算法在检测时不需要原始图像,实现了盲检。并且对水印图像进行了利用超混沌置乱处理,提高了安全性能和抗攻击能力。纠错编码的引入使水印抗攻击能力明显增强。 -DCT digital watermarking algorithm based on error correction coding, the algorithm detected without the original image, blind. And watermark image o

dct数字水印程序，实现了数字水印的嵌入、提取、攻击测试、生成的图像良好，能够较好抵抗几何攻击。-DCT digital watermarking procedures to achieve the digital watermark embedding, extraction, attack test, the resulting image is good, better able to resist geometric attacks.