搜索资源列表
DCT
- 图像压缩。对图像进行DCT变换。 取灰度图,DCT,IDCT。-Discrete Cosine Transform of an image
DCT-watermark--
- DCT变换的水印嵌入和提取 根据相似性的值就可以判断图像中是否含有水印-DCT watermark embedding and extraction according to the similarity value can determine whether it contains a watermark image
DCT---
- DCT变换的水印嵌入和提取 根据相似性的值就可以判断图像中是否含有水印-DCT watermark embedding and extraction according to the similarity value can determine whether it contains a watermark image
DCT
- DCT变换系数的求解及丢掉一部分高频信息后的重建图像-Solving and lost part of the high-frequency information of the reconstructed image of the DCT coefficients
DCT-DSP
- dsp dct变换,完成工程,可以直接运行-dsp DCT transform, to complete the project can be run directly
dct
- DCT变换,基于matlab的变换程序,可调用-DCT, matlab-based transformation program, call
DCT-and-iDCT
- 一个简单的图像DCT变换和反DCT变换 没有注释-A simple image DCT and inverse DCT transform
HH264-DCT-Qua2
- H264中的整数DCT变换编码及量化代码,并附有原文的DCT编码、量化的说明文档。本源码从X264及JM中抽取后整整理得来,并用原文档中的示例数据进行了测试,与原文档结果完全一样,是学习H.264不可多得的参考资源. 已通过测试。 -H264 in the integer DCT transform coding and quantization code, along with the original DCT coding, quantitative documentation. The
DCT
- 实习图像的DCT变换与反变换,及图像加解密功能。-Practical image DCT transform and inverse transform, and image encryption and decryption.
DCT
- 利用DCT变换对灰度图像进行压缩,求出压缩比;对比不同压缩比的图像-DCT transform compressed gray image compression ratio is obtained comparing different image compression ratio
Arnold-DCT
- 在一张图片里嵌入一些信息 通过DCT变换之后可以再从图片中把这些信息提取出来-Embedded in a picture by DCT transform can picture these extracted
Dct
- 基于DCT 变换的JPEG 图像压缩的MATLAB 实现-DCT-JPEG image compression MATLAB implementation
DCT-transformation
- 利用mfc实现DCT变换,程序简单可读性强,适合初学者使用-Mfc DCT transform, readable simple procedures, suitable for beginners to use
DCT-transform
- #include "stdafx.h" #include "DCT变换.h" #include "DCT变换Dlg.h" #ifdef _DEBUG #define new DEBUG_NEW #undef THIS_FILE static char THIS_FILE[] = __FILE__ #endif-DCT transform
DCT
- 利用DCT变换实现两幅大小相同的图像的水印嵌入,包含水印图像的处理,水印的嵌入和提取。及PNSR的计算-DCT transform two of the same size image of the watermark embedding, contain watermark image processing, the watermark embedding and extraction. And PNSR calculation
DCT
- 实现DCT变换,包括FFT快速变换,DCT逆变换的算法代码-DCT, FFT Fast Transform, DCT inverse transformation algorithm code
DCT
- 用MATLAB实现数据压缩中的DCT变换,程序里有比较详细的说明。-DCT transform data compression using MATLAB program, a more detailed explanation.
DCT
- 用VC++实现图像DCT变换及IDCT,界面友好便于实现-complish DCT by VC++
DCT-a-Hamming-coding
- 1.DCT变换,对整个图像的直接DCT变换和分块为8*8做DCT变换,并设定阈值。 2.汉明编码(7,4),译码以及找出错误图样和纠错。并在不同的转移概率的BSC道下进行传输。-DCT:Direct DCT and IDCT,blocking. hamming coding:decoding and picking up errors.
DFT-and-DCT-transformations
- 二维离散傅里叶变换和离散余弦变换同属于图像的二维正交变换,它们在图像处理中有 着极为重要的应用价值。利用这些正交变换可以获得图像的频域信息,从而实现图像的增强、复原、编码和描述。本文将描述对图像进行DFT 和DCT 变换的过程。在进行DFT 变换后,还会将图像的幅频、相频特性进行置换操作后反变换,并探讨其中的规律;而在DCT 变换后,还将探讨如何选取DCT 系数点以实现图像的复原。请先阅读压缩包内的pdf文档。-This code implements the DFT and DCT tra