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wm_noise
- 将基于小波变换的水印嵌入后的宿主图像加噪处理再提取灰度水印。-will be based on the wavelet transform the watermark embedded in the host Image Noise from Gray again watermark.
ServerGprs
- 负责管理Led大屏幕和向Led大屏幕发送信息的上位软件，采用udp通讯方式，同时具有地图图片可以选择终端（Led大屏幕）。-Responsible for managing Led Led large screen and large screen send a message to the host software, using udp communication, both the map image to select terminal (Led large screen).
AlphaFormTransformer
- This a Windows Forms control that works with Win32 APIs and without WPF. The control allows you to layout a 32 bit image with an alpha channel in the Forms designer and arrange additional controls within user specified areas of the image. At runtime,
DCT_watermark
- watermark源代码里写了个函数如何求得水印图像与宿主图像间的差别,还有水印的代码-watermark in the source code to write a function of how to achieve a watermark image and the differences between the host image, as well as watermark code
linux-2.6.14
- 飞凌公司TE2410开发板自带的linux2.6.14内核源代码，内核中加入了cs8900a网卡，串口1,2,3驱动，USB HOST驱动，USB摄像头驱动(ov511芯片)，声卡驱动，液晶屏驱动，开机图片-TE2410 development board飞凌company linux2.6.14 own kernel source code, the kernel is added to the network card cs8900a, 1,2,3-driven serial, USB HO
steg1
- this program steganographs an image into another image. however the host and the specimen are image equivalents of audio signals which are rearranged to form an image. thus effectively it is audio steganography
code
- This a water Marking Demonstration,includes a host image, watermark image Resultant images are Watermarked image and at decoder, Reconstructed water mark. -This is a water Marking Demonstration,includes a host image, watermark image Resultan
medicalimagesROI
- 摘 要: 提出了一种基于医学图像中感兴趣区域(ROI)的盲检测水印算法, 将包含重要病理信息的灰度图像作为数字水印, 经置乱后在混沌序列的控制下嵌入到宿主小波域非感兴趣区域中。实验结果表明, 该算法在保护医学 ROI 的同时提高了水印抗 JPEG 压缩的鲁棒性, 并对篡改、 几何剪切、 滤波等均具有良好的鲁棒性和透明性, 而且混沌序列增强了系统的安全性。-Abstract: This paper presents a region of interest based on medical ima
stegnography
- Data hiding in the still image presets a variety of challenges that arises due to the way human visual system (HVS) works and the typical modifications that image undergoes. Additionally, still images priced a relatively small host signal in which to
LSB
- 数字水印的最低有效位方法，能够把水印嵌入到宿主图像的最后一位。-Least significant bit digital watermarking method to embed watermark into the host image to the last one.
matlab_watermark
- 本文算法是将24 位真彩图的亮度分量分块 DCT ,然后利用DCT 量化系数的奇偶特性嵌入8 位灰度水印图,并通过PN 序列加密来保证水印的 安全性。算法中,将灰度图像转换为二进制数据 流,置乱后扩频调制,隐藏在宿主DCT 系数量化值 中,提取时不需要宿主信号,实现水印信号的盲提 取。-This algorithm is 24-bit true color pictures of the luminance component of block DCT, quantiza
watermarkDCT
- 对宿主图像的Y分量进行分块DCT变换，将水印依次嵌入到块中的直流系数。设定两种嵌入强度，根据块的纹理强弱来选择。-embedding the watermark into the DCT coefficient of Y-component of the host image .
dwt-matLab-marking
- 提出了一种基于小波变换可抗击几何攻击算法。在水印嵌人 部分# 首先对宿主图像进行小波分解 、 嵌人水印, 再通过余弦变换求得该水印图像的一个特征向量, 利用该特征向量和水印 信息通过12 31 函数生成一个二值逻辑系列, 将该序列作为密钥/ 水印提取部分为# 对待测的图像进行小波变换, 再通过余 弦变换求得待测图像的一个特征向量, 利用该特征向量和密钥通过1 2 4 1 函数提取出水印。-Proposed based on wavelet transform algorith
A-DCT-watermarking-algorithm
- 提出了一种在数字图像上实现的盲水印算法, 嵌入的水印是64 64 8 bit 灰度图。该算 法用宿主图像的8 8 分块的DCT 域低频对应系数, 进行量化取余的方法嵌入水印。-Proposes a new digital image watermarking algorithm implemented on the embedded watermark is 64 64 8 bit gra
image
- 将一幅图像通过dm6437从上位机中读取并且存入内存里啊-By dm6437 the image read from the host computer and stored in memory ah
A-new-steganogra-phic-method-for-color-and-graysc
- A new steganogra phic method for color and grayscale image hiding... Full Implementatin In C# and Full C# project... this Program Get Secret Image And Host Image and then convert secret color image to palette based color image and then hide
Robust-Dynamic-Block-Based-Image-Watermarking-in-
- Robust Dynamic Block-Based Image Watermarking in DWT Domain this source code is programmed in MATLAB and contains original article... hide a mark in host image
hvs-dwt
- 提出一种新颖的基于HVS (Human Visual System) 和DCT (Discrete Cosine Transform)的数字水印算法。为保证视觉透明性和鲁棒性, 通过将二值水印图像映射为标准正态分布的伪 随机实数序列, 并利用HVS 的特性, 将水印嵌入宿主图像中频部分。-Propose a novel digital watermarking algorithm based on the HVS (Human Visual System) and DCT (Discrete
digital-image-watermark
- 本文通过VC技术实现了数字图像水印LSB算法 ，嵌入与提取密钥是对称密钥算法中的序列密码算法。通过设计可以方便地在宿主图像中嵌人大量数字信息 ，在嵌入水 印容量上能实现较高容量和在最低位嵌入时有较好的不可见性。LSB算法的优点是其算法简单，计算速度比较快。但是对图像的各种操作如压缩、剪切等 ，都会使算法的可靠性受到影响，也有可能通过噪声增加或有损 压缩而消除水印，即鲁棒性较差 。 -In this paper, VC technology LSB algorithm of digital im
EXISTING SYSTEM
- An illustrative of inserting secret data steps in host image and also modeling of stego image. In the first step, after preparing the host image, secret image and the corresponding chromosome, pixel bits are achieved using the genes of chromosome. Be