搜索资源列表
DCTWatermarking
- 该程序通过DCT变换实现了图像在频率域的变换并嵌入了水印-The program implemented by the DCT transform of the image in the frequency domain and transformed watermarked
imageprocesing
- 详细的matlab图像处理，有DCT变换图像压缩，对比度增强，直方图均衡化，规定化，平滑滤波，锐化，频域滤波等-Detailed matlab image processing, image compression with DCT transform, contrast enhancement, histogram equalization, the provisions of, smoothing, sharpening, frequency domain filtering
soft_cast
- softcast的2d dct实现，先对图像转灰度图，得到的亮度信号矩阵做DCT 变换-softcast of 2d dct implementation, the first image to grayscale, luminance signal obtained by DCT transformation matrix do
imageprocess
- 提供了图象直方图均衡，robert,sobel,prewitt,kirsch,gauss等方法的边缘检测运算，中值滤波，二维FFT变换和DCT变换，图象的反转，旋转等一些基本的图象模板变换和点变换的功能。目前只处理256*256的图象-image process
DCTBMP
- 在MFC的环境下实现一个DCT变换，将LENA图读入到并显示，之后设置DCT参数，点击转换，再显示出来的就是做过DCT变换以及逆变换之后显示的lena图。运行时候需要做修改：将DCTBMPView.cpp第127行图像读入路径修改一下，再运行。-In the MFC environment to achieve a DCT, LENA figure will read into and displayed, and then set the DCT parameters, click Conve
dct
- 在C++的编程环境下实现离散余弦变换，进行图像处理-In C++ programming environment to achieve discrete cosine transform for image processing
DCTsourcecode
- DCT变换的c语言实现，在各种编解码标准中会经常用到-DCT-c language, in a variety of codec standards will be frequently used
DCT_IP_Testbench
- 一个DCT变换的完整IP，基于Verilog编写，同时包括完成的testbench，方便模块的仿真和测试。-DCT transform a complete IP, based on Verilog prepared, including both complete testbench, convenient module simulation and testing.
2D-Fourier-Transform
- 基于matlab的数字图像的二维傅立叶变换(FFT)以及二维离散余弦DCT变换，提供里详细代码，.m文件-Matlab-based digital image two-dimensional Fourier transform (FFT) and two-dimensional discrete cosine transform DCT offers in detailed code,. M file
DCT-OMP
- 压缩传感重构算法：稀疏基采用离散余弦变换的omp重构算法-Compressed sensing reconstruction algorithm: sparse basis using the discrete cosine transform reconstruction algorithm omp
dcthide
- dct隐写技术matlab实现资料。算法原理：通过在一个图像块中调整两个DCT系数的相对大小，隐藏秘密信息。 将载体图像分为8×8的块，做二维DCT变换 用来表示选中的两个系数的坐标对于第i bit秘密信息 if（要隐藏信息‘1’） make else make 逆DCT变换，还原图像 -dct steganography matlab implementation information. Algorithm principle: an image bl
dct1234
- dct 变换编码的verilog语言程序，已经通过模拟仿真-DCT transform coding of the Verilog language program has been through simulation
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!
imagecompression
- 这是一个关于dct变换的图像压缩算法的例子，希望对大家有用-a program about dct image compression
yuce
- 哈夫曼压缩编码的实现，包含DCT变换，运用标准亮度量化表，得到有损压缩的量化值，并显示其直方图-Image transform coding
JPEGcoding
- JPEG压缩编码，将输入的BMP图像进行DCT变换、霍夫曼编码后输出码流。-JPEG compression coding, the input BMP image DCT, Huffman encoded output stream.
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
test_dct
- 本程序是在VC++编译环境下，用纯C语言编写的2D-DCT变换，程序中用的是一个4*4的矩阵进行的变换，可以改为对一幅图像进行。运算结果正确，在Matlab中进行了检验，dct2()指令即进行DCT变换。有一定的参考价值。-This procedure is in VC++ compiler environment, written in pure C 2D-DCT transform, the program used is a 4 x 4 matrix for the transformat
watermarked
- 基于彩色图像实现的DCT变换域图像数字水印算法。-Color images based on the realization of the DCT transform domain image watermarking algorithm.
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