搜索资源列表
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
OFDM
- OFDM仿真程序，信道估计采用LS,MMSE,LMMSE,DCT等方法，做了个比较，ofdm那个是主程序-OFDM simulation program, channel estimation using LS, MMSE, LMMSE, DCT and so on, made a comparison, ofdm that is the main program
Chapter6-9
- 第六章到第九章的代码 本书通过100多个模块实例，详细地讲解了Verilog HDL程序设计语言，全书共分13章，内容涉及VerilogHDL语言基本概念、建模、同步设计、异步设计、功能验证等，实例包括各种加法器/计数器、乘法器/除法器、编码器/译码器、状态机、SPIMaster Controller、I2C Master controller、CAN ProtocolController、Memory模块、JPEG图像压缩模块、加密模块、ATA控制器、8位RISC-CPU等及各个实例
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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
-dwt
- 基于DWT的数字音频水印,描述音频水印如何嵌入，提取，检测的一个小程序 -Digital audio watermarking based on DWT
dct
- 用MATLAB实现图像的离散余弦变换，程序运行结果表明离散余弦变换能够起到压缩图像的目的。-in order to compress the bite of pictur,the program use the DCT to compress.
imageview
- 图象处理程序，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 processing procedures, provided the image histogram equalization, robert, sobel, prewitt, kirsch, gauss edge detection
informationhiding
- 一个基于DCT变换的信息隐藏程序，能把文本信息隐藏到经过DCT变换的图像载体的频域中去。程序重点在于对图像的DCT变换-DCT-based Information Hiding Transform procedures, able to hide text message into image after DCT transform domain to the frequency vector. Procedures focus on the DCT transform of image
DCTWaterMarksMatlab
- DCT域图像水印算法的研究Matlab程序-DCT-Domain Image Watermarking Algorithm Matlab procedures
MPGextract
- 一个mpg压缩的水印提取程序,考虑到了几种压缩格式,并基于此提出DCT频率域上的水印提取.对学习视频水印的人有help-Mpg compressed a watermark extraction procedure, taking into account several types of compression formats, and based on this proposed DCT frequency domain watermark extraction. For learning
Ssemple
- 水印程序，dct变换，水印的提取和嵌入功能，并且和mapX结合-Watermarking procedures, dct transform, extraction and watermark embedding function, and combining and MapX
dct
- 这是对图像进行离散余弦变换的程序，用c++编写的代码-This is a discrete cosine transform image of the procedure, with c++ Prepared code
jpeg
- 一个图像处理程序，使用DCT快速算法，只需把源码改成m文件即可。-An image processing procedures, the use of DCT fast algorithm, just the source file can be replaced by m.
Semi_fragilewatermarking
- 内容认证半脆弱水印算法的研究与实现,本程序实现图像的半脆弱水印，是基于DCT的算法，特别适合研究半脆弱水印的同志-Content authentication semi-fragile watermarking algorithm for Research and Implementation of, the procedures for the realization of the semi-fragile watermarking images is based on the DCT alg
Huffman
- MATLAB编写的huffman编解码程序，程序中计算了压缩比。-MATLAB prepared huffman codec procedures, procedures to calculate the compression ratio.
dct2
- 这个是一个基于FPGA的数字图像的整数DCT变换程序，程序高性能地实现了2维DCT变换。-This is an FPGA-based digital image of the integer DCT transform process and procedures to achieve high-performance 2-D DCT transform.
dct
- 程序实现了对灰度图像的离散余弦变换和小波变换,并能进行反变换-Procedures to achieve gray-scale image of the discrete cosine transform and wavelet transform, and anti-transform
embed
- 嵌入水印信息的matlab程序,先读入原图像，再进行dct变换,产生水印序列排序，嵌入水印，dct反变换，得到嵌入水印的图像-Matlab embedded watermark information, procedures, first read the original image and then dct transform, resulting in the watermark sequence to sort, watermark embedding, dct inverse tran
tiqu
- 水印提取检测的matlab程序代码 对嵌入水印图像进行dct变化，提取水印序列，计算序列相关值-Detection of watermark extraction matlab code for dct embedded watermark image change, extract the watermark sequence, calculating the value of serial correlation
JPEGCOMPRESS
- 这是一个基于DCT的图像JPEG压缩程序，并将压缩码保存在一TXT文本中-This is a DCT-based JPEG image compression process, and code stored in a compressed text in TXT