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media
- huffman 编码来处理图像 DCT变换-huffman coding to DCT transform processing images
DCT
- 采用离散余弦变换DCT，通过MATLAB实现数字水印（包括水印的嵌入和盲提取）。- Uses discrete cosine transformation DCT, realizes the digital watermark through MATLAB (including watermark inserting and blind extraction).
DCT
- 用于bmp格式图现象的dct编码和解码，实现中没有考虑其他尺寸的图片，所以想要压缩不同尺寸的图像请自行修改-DCT
DCTMATLAB
- DCT数字水印算法及其MATLAB实现.pdf-DCT&&MATLAB实现.pdf
BwAdd_Y_ColorImage
- matlab程序添加水印的DCT算法，先将水印加密，然后嵌入图像中-matlab program to add a watermark in the DCT algorithm, first the watermark encryption, and embedded images
MATLABimagecompression
- 共7个matlab程序及两幅原始待处理图像，功能是图像压缩的实验，分别运用了DCT（1个程序），小波变换（5个程序）和小波包变换（1个）对图像进行压缩，各个程序的作用及程序注释已在程序中做了详细说明,程序均可直接运行-matlab program for image compression ,using DCT wave,wavelet,wavelet packet methods respectively .
embed
- 图像置乱后嵌入音频中，用于dct域的音频水印处理-After scrambling embedded audio, audio for the dct domain watermarking
extract
- 水印嵌入后的提取，在dct域音频水印中的基础应用-After the extraction of the watermark embedded in the dct domain based on application of audio watermarking
FreqCalculate
- 各种变换：// FFT() - 一维快速付立叶变换 // IFFT() - 一维快速付立叶逆变换 // Fourier() - 二维快速傅立叶变换 // IFourier() - 二维快速傅立叶逆变换 // DCT() - 一维快速离散余弦变换 // IDCT() - 一维快速离散余弦逆变换 // FreqDCT() - 二维快速离散余弦变换 // IFreqDCT()
DCTtransformation
- DCT变换的基本思路是将图像分解为8×8的子块或16×16的子块，并对每一个子块进行单独的DCT变换，然后对变换结果进行量化、编码-The basic idea is to transform DCT the image is decomposed into 8 × 8 sub-block or 16 × 16 sub-blocks, and each separate sub-block DCT, and then quantify
31767689audiowatermark
- 基于离散余弦变换的数字音频水印技术,可供毕业设计的同学参考-DCT-based digital audio watermarking technique，could be a reference for the students under final year projects
DCT_IDCT
- verilog code for DCT and IDCT (JPEG)
dct
- JPEG Compression and Ethernet Communication on an FPGA
Fingerprint_Enhancement_Based_on_Discrete_Cosine_
- fingerprint enhancement using DCT
Imgv1
- set of action on image , rotation, edge detection,de-noise by DCT,and face recognition by PCA
12345
- 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
dct2_embed
- a code that inserts ur given watermark in an image using the dct domain
acidct
- 程序包，包含aci，dct，gabor，kernelset，LPsvmclass五个程序。希望对大家的研究有用-Package includes aci, dct, gabor, kernelset, LPsvmclass five procedures. Hope to be useful research
DCTchange
- matlab中的dct变换，在图像中利用dct变换嵌入水印，并提取-The dct matlab transformation in the image watermarking using dct transform, and extract
Myproject
- It is a laboratory work from bsuir, where foto can be normilized by brightness, contrast, algorithm JPEG, dct idct