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一套水印源程序,做这个的朋友可以参考-a watermark source, so the friend can reference
Update : 2024-05-02 Size : 144384 Publisher : 徐俊

DL : 0
基于dct的数字水印算法-A watermark sourcecode based on DCT.
Update : 2024-05-02 Size : 1024 Publisher : 陈宁

DL : 0
对原始信号做DCT的算法:Cox 和Piva 等人提出的DCT技术的经典之作。Cox利用随机数发生器产生标准正态序列作为水印信息对图像进行整体DCT变换后,选取除去DC系数之外部分较低频率系数叠加水印信息 Piva则修改整幅图像的中频部分。对原始信号分块后,再作DCT的算法:Hsu和Wu 把图像进行8*8分块,将一个二进制序列作为水印放入DCT的中频区;有些学者则计算整个图像的DCT,把一个实数序列嵌入DCT的中频系数上。选择中频区的好处是一方面尽量减少嵌入信息对图像主观视觉的影响;同时,尽量避免有损压缩对水印信息可能带来的损失。还有一种DCT方法就是把水印信息嵌入到高频系数上,但是采用这种方法,抗压缩性非常差。-done to the original signal DCT algorithm : Cox Piva and others made the DCT technology classic. Cox using random number generator producing standard normal sequence information as a watermark image of the overall DCT, DC coefficient selection removed outside some lower frequency coefficient superposition watermark information Piva will be replaced by images of the entire IF part. The original signal block, before making the DCT algorithm : Wu Hsu and put images 8* 8 block, a binary sequence as watermarks Add DCT IF; Some scholars calculated whole image of DCT, a real sequence embedded IF DCT coefficients. IF the choice is a good one to minimize the embedded information to the subjective visual images; Meanwhile, try to avoid Compression right watermark information possible losses. There
Update : 2024-05-02 Size : 33792 Publisher : 圣子到

一个基于DCT域的数字水印代码,里面有详细的注释说明。-This is a digital watermarking sourcecode based on DCT.Attached with detailed comments and explanation.
Update : 2024-05-02 Size : 491520 Publisher : 符号

有一个机遇DCT域的数字水印算法,里面有详细的注释说明,可以拿来研究-This is a DCT watermarking algorithm attached with detailed comments and explanation, which can be used for research purpose.
Update : 2024-05-02 Size : 494592 Publisher : 符号

matlabLSB
DL : 0
lsb算法将水印图像按最不重要位(LSB)方法嵌入到载体图像中,在把水印从载体图像中提取出来-This is a LSB algorithm that embedding watermark into the least important part of the primary image, and the watermark can be extracted from the primary image.
Update : 2024-05-02 Size : 1024 Publisher : wj

是关于数字水印的空域算法原代码,用的是delphi7.0。是把二值水印嵌入到原图像的低三位的嵌入算法-This is a watermark soucecode based on Spacial Domain Algorithm implemented by using Delphi7.0. The main idea is to embed the binary watermark into the primary image.
Update : 2024-05-02 Size : 299008 Publisher : 李夏

用VISUAL C++实现几个数字水印算法,实现水印的嵌入与检测,达到水印的稳健传输。-Several algorithms for digital watermark in Visual C++,to test and embed the watermark and then transport it steadily.
Update : 2024-05-02 Size : 19456 Publisher : 李权波

空域可视水印算法(matlab实现), 考虑了HVS特性,可见水印嵌入同时考虑了原图像和水印图像视觉特性。-airspace visual watermarking algorithm (Matlab achieved), in consideration of HVS features embedded watermark can be seen taking into account the original image and a watermark image visual characteristics.
Update : 2024-05-02 Size : 2048 Publisher : 杨柯

实现几个图片合成成一个gif,并且在每一帧上加水印-synthesize several picture into a gif file, and watermark is added to each frame picture.
Update : 2024-05-02 Size : 61440 Publisher : 相同

在图像中加入水印,使用matlab编程,使用是输入一个分数,然后可以检测这个值,-join in the image watermark, the use of Matlab programming, the use of imported a fraction, then can detect this value,
Update : 2024-05-02 Size : 3072 Publisher : 刘江

对加入水印的图像进行检测,水印加入算法是上一个上传的程序 add_score.m-to join the watermark image detection, joined the watermark algorithm is a procedure upload add_score.m
Update : 2024-05-02 Size : 1024 Publisher : 刘江

各种水印攻击实验,包含了大部分的操作,例如压缩,剪切,旋转等-various experimental watermark attacks, including most of the operations, such as compression, shear, rotate, etc.
Update : 2024-05-02 Size : 2048 Publisher : 刘江

一种二值水印嵌入的方法,个人编写的,里面还有ppt,及Arnold置乱算法-a watermark embedded value method, personal preparation, there is also ppt, and Arnold Scrambling Algorithm
Update : 2024-05-02 Size : 92160 Publisher : glg

DL : 0
功能特点: 1、导入多种图片格式,目前支持BMP,JPG,GIF等。 2、输出JPG格式缩略图,自定义输出压缩参数 3、高效率生成缩略图,4种导出方式,方便灵活。 4、图片裁减功能,自定义裁减区域。 5、能购获取图片尺寸。 6、支持文字水印,可自定义字体、颜色、旋转角度等。 7、支持图片水印,图片水引支持透明度。 8、性能更稳定,消耗系统资源少。 -features : one, into a variety of file formats, BMP, JPG, GIF, etc.. 2, the output JPG format thumbnail, since the definition of the output parameters of three compression, high efficiency, generate thumbnail, four species derived, convenience and flexibility. 4, photographs reduction function, since the definition of regional reductions. 5 can purchase access Photo size. 6, support text watermark can be defined font, color, rotation angle. 7, support watermark images, photographs cited in support of transparency water. 8, more stable performance, consume less resources.
Update : 2024-05-02 Size : 41984 Publisher : 姓名

上传图片并加水印程序由asp.net+C#实现,可用来学习如何上传图片及如何加上图片水印-upload pictures and increase watermark procedures Asp. Net C#. can be used to learn how to upload pictures and how to add photo watermarking
Update : 2024-05-02 Size : 21504 Publisher : 蒋锋

这是一个对图像进行水印嵌入和提取的程序源代码。程序里面有详细的使用说明,和它所运用的原理的详细的解释。-this is one of the embedded watermark image and extract the source code. There are detailed procedures for the use, and use it to the principle of detailed explanation.
Update : 2024-05-02 Size : 619520 Publisher : 小青

是关于视频数字水印的一个程序,可以实行视频数字水印的嵌入和检测。-on video digital watermarking a procedure that allows the video digital watermark embedding and testing.
Update : 2024-05-02 Size : 129024 Publisher : 小徐

MATLAB实现的水印程序,希望有朋友用到-MATLAB watermark procedures in the hope that a friend used
Update : 2024-05-02 Size : 2048 Publisher : wyh

又一种实现数字水印的代码,希望喜欢,用到了DCT和小波变换-also a digital watermark code, like that used by DCT and wavelet transform
Update : 2024-05-02 Size : 49152 Publisher : 刘贺
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