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彩色数字水印的程序,实现在彩色图像中通过DCT变换来嵌入水印信息-Color digital watermarking process to achieve the color image by DCT transform to embed watermarks
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hénon混沌序列和水印算法,用于图像加密解密程序!实用性较强!-chaotic sequence and hénon watermarking algorithm for image encryption and decryption process! More practical!
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提出了一种可抗
几何攻击的二值文本图像水印算法. 该算法基于DCT,它将二值图像的DCT、图像的视觉特征向
量和加密技术有机结合起来,在提取水印时不需要原始图像,是一种实用的盲水印算法-We propose a geometric attacks against Binary Text Watermarking Algorithm. The algorithm is based on DCT, it binary image DCT, the image of the visual fe
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watermarking for encryption
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SHA-1 hashing and DES encryption for LSB watermarking
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