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DCTalgorithm
- 将水印图片置乱处理 用dct算法进行水印的嵌入提取 再回复置乱的水印图片-The scrambling watermark image processing DCT algorithm watermark embedded in the extraction reply scrambling the watermark image
dctmark
- 本程序实现DCT域的数字水印，实验结果显示峰值信噪比和各种噪声环境下水印相关性都较好。-This program implements DCT digital watermarking, the experimental results show the peak signal to noise ratio and various noise environments watermark correlation are better.
41695080DCT1
- using dct in watermark
DCTcode
- 本程序实现了数字图像水印的DCT变换嵌入算法，是很常见的经典算法！-This procedure achieved a digital image watermark embedding algorithm of DCT transform, is a common classical algorithm!
shuiying
- 由于二维DCT变换是对数字图像矩阵而言的，所以对于RGB位图不能进行DCT变换我在这里先将它转换成灰度图像再把水印嵌入到灰度图像中来进行基于DCT变换的图像水印研究。-As the two-dimensional DCT transform on the digital image matrix is concerned, therefore, for the RGB bitmap should not be DCT Transform I first convert it into gray
WMdct2recover
- 数字图像处理,离散余弦dct变换域中水印的提取-digital image processing, discrete cosine transform domain Extra watermark extraction
Digital-watermarking-
- 以数字图像为载体，将水印信息嵌入到图像的DCT系数中，然后对加入数字图像中的水印进行提取。-In the digital image as the carrier, the watermark information is embedded into the image DCT coefficients, and then add digital watermark image extraction.
shuiying
- 由于二维DCT变换是对数字图像矩阵而言的，所以对于RGB位图不能进行DCT变换我在这里先将它转换成灰度图像再把水印嵌入到灰度图像中来进行基于DCT变换的图像水印研究。-As the two-dimensional DCT transform on the digital image matrix is concerned, therefore, for the RGB bitmap should not be DCT Transform I first convert it into gray
DCTSUANSHUIYIN
- 这个程序再matlab2012b版本上调试成功，以前在毕业设计的时候在网上找到的资料，希望对大家有用，数字水印算法实现（matlab程序包），包含有DCT水印嵌入算法，DWT水印嵌入算法，以及水印攻击和性能测试程序。参考价值极大-This program debug version then matlab2012b success in graduate design information previously found on the Internet when we want to be
shipingshuiyinbeifen
- 该算法利用随机置乱的方法将水印信息进行置乱，对选定的视频帧先进行DWT变换，然后对得到的逼近子图进行DCT变换，最终将置乱后的水印信息嵌入到直流分量-The algorithm uses the method of random scrambling the watermark information is scrambling to be first selected video frames DWT transform, and then the resulting approximatio
DCTshuiyin
- 这是基于离散余弦DCT的数字水印算法的实现，图片自由选择，可以对嵌入水印的图像进行各种攻击后提取水印。鲁棒性较强。-This is the realization of digital watermarking algorithm based on discrete cosine of DCT, picture free choice, can of the embedded watermark image of various attacks watermark extraction. Str
shizishuiyin
- 数字水印图像处理,Vc6.0环境，DCT以及LSB-Digital watermark image processing
zlygai
- 一种基于DCT数字水印新算法 该算法利用了新的算法来选取水印嵌入区域，使其既能够保证水印信息的鲁棒性又能够满足其不可见性。利用基于能量关系的算法进 行水印嵌入。最后进行了仿真实验，嵌入水印的图像中很难发现水印的痕迹，具有较高的清晰度-A new algorithm based on DCT digital watermarking algorithm uses a new algorithm to select the watermark embedding area, making it bo
dcthvsWaterm-ark
- 基于DCT域的鲁邦水印算法，原始图像分块DCT变换，基于纹理掩蔽特性的块分类，产生水印并嵌入提取-Lupin based DCT domain watermarking algorithm, the original image block DCT, texture classification based on block masking characteristics, generate and embed a watermark extraction
dct_photo_embedd
- 使用DCT变换对图像进行水印嵌入。有嵌入和读取水印程序，有参考图片。水印是从文件中读取，读取的水印也写入到另一个txt文件中。-DCT transform image using watermark embedding. There watermark embedding and reading program, a reference picture. The watermark is read from a file, read the watermark is also written t
dctimage
- 基于opencv， 实现DCT域添加水印。-Based on opencv, add a watermark to realize DCT.
watermark_extraction
- 本代码以数字图像为载体，将水印信息嵌入到图像的DCT系数中；然后，对加入数字图像中的水印进行了提取。-The code for the digital image carrier, the watermark information embedded in the image to DCT coefficients Then, adding the digital watermark image extraction.
dw
- 这个代码是双重水印，采用MATLAB编写，两lsb dct 俩种方法。比较适合做小项目，或者入门看。-This code is dual watermark, using MATLAB to prepare, two lsb dct two ways. More suitable for small projects, or entry look
use_dct
- 利用ＤＣＴ变换给图像插入水印信息，配有详细步骤说明- Use of DCT insert watermark to the image, with a detailed descr iption of the steps
make
- matlab图像水印嵌入处理，运用DCT算法进行嵌入和提取。-Matlab watermark embedding process, using DCT algorithm to embed and extract.