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arith-n
- 算术编码压缩算法,高压缩比,但运行时间较长的算法.-Arithmetic coding compression algorithm, high compression ratio, but a longer run-time algorithms.
IMageQualityEvaluatingFunction
- 两个图像质量评价函数，psnr峰值信噪比，正则均方误差nmse，能可用于去噪图像和压缩图像的质量评价，很有用啊。-Two image quality evaluation of the function. Including psnr PSNR, it is mean-square error nmse other. Images can be used for de-noising and compression of image quality evaluation.
AVIcodec_1.2_b113
- 光是看扩展名是无法知道影片的正确的编码格式的，特别像 DivX 这样的高品质、高压缩比的影片格式出现后。除了原本未压缩的 AVI 影片外，目前使用这样的扩展名格式影就还有 DivX、XviD 等等. -Just look at the extension is no way of knowing the correct video encoding formats, in particular, such as DivX high quality, high compression rati
7z465
- 7z一个高压缩比的压缩程序源代码,重要的是里面的算法值得学习-7z source code
AnImageEncodingArithmeticBasedOnEmbeddedZerotreeWa
- 利用本文算法有效克服了传统余弦变换编码在 高压缩比时产生方块效应, 而且相同压缩比下, 图像 复质量明显优于Shapiro 提出的EZW算法。本文算法 对EZW有了一定的改进, 具有一定的优势。-In this paper, the effective use of algorithms to overcome the traditional cosine transform coding in high compression ratio when blocking, and un
MPEG_4AAC
- 作为新一代最有效的高保真数字音频编码手段，MPEG AAC具有压缩比高，重建音频质量好，编解码过程模块化，声道配置灵活等特点，并且不同的层次具有不同的算法复杂度。-As a new generation of the most effective means of high-fidelity digital audio coding, MPEG AAC with high compression, the reconstruction of good quality audio, codecs,
DCT
- 本文介绍了基于DCT 的图像压缩编码技术, 并给出了具体的实现方法和步骤, 既保证具有较高的压缩比, 又保证了较好的图像 质量。-This paper introduces the coding of image based on DCT , therefore,shows the details of realization . It provides high compressibility and high quality.
ObjectiveFidelityCriteria
- 本实验要求编写一个计算压缩-解压缩图像的均方根误差、均方信噪比的程序。该程序是一个通用程序。编写程序产生图示的结果。使用上面的保真度准则程序计算可视信息的损失特性。-Prepared in this experiment, a calculation of compression- decompression of the root-mean-square error of image, mean square signal to noise ratio of the procedure. Th
GNUzip
- 用于文本压缩的压缩算法,可以取得比较高的压缩比-used to compress text
GdiDrawPNG
- 噪音电平，接着通过量化的方式将剩下的每一位打散排列，最后形成具有较高压缩比的MP3 文件，并使 压 -This system was created to minimize file lengths and to preserve sound quality.
CompressFile
- 进行文件的压缩，计算其文件的压缩比。主要是利用SharpZipLib库对任何文件进行多种形式的文件压缩-Compressed files, calculate the file compression ratio. The main library is the use of any SharpZipLib document various forms of file compression
7zip
- 具有最高压缩比的压缩软件7-zip源码，提供简单开发文档-With the highest compression ratio 7-zip compression software source code, provides a simple development of the document
jpeg
- jpeg编码，vc++实现，能控制压缩比-jpeg code, vc++ implementation, to control the compression ratio
Compress
- 一个RLE/HUFFMAN/LZW的压缩算法类，可以对一段内存区进行压缩/解压缩、测试压缩比等操作。-An RLE/HUFFMAN/LZW compression algorithm classes can be a memory area compression/decompression, test compression ratio of such an operation.
PSNR
- 峰值信噪比在信号处理中经常用到，这是一个将原始图像和压缩图像的峰值信噪比进行比较的例子。-Peak signal to noise ratio is often used in signal processing, which is a the original image and compressed image peak signal to noise ratio compared examples.
EAACPlusEnc
- 本程序时从Eaacplus中分离出来的aacenc的定点化的程序，具有很高的压缩比-This procedure separated from the Eaacplus out aacenc fixed-point-oriented program, with a high compression ratio
TIchinese_A1066
- 视频压缩和解码，采用H.264标准，效果比以前标准提高50 的压缩率-H.264
psnr
- 彩色图像psnr值计算，图像压缩编码后的峰值信噪比-Color image psnr values, image compression encoded PSNR
LZW_Demo
- 实现对图像的lzw压缩编码 得到图像的压缩比以及码长-Lzw realize image compression coding of image compression ratio as well as the code length
gaoqinkaokoucode
- 高清卡口监控报警系统基于Microsoft的DirectShow技术，运行于Windows 2000或以上平台。本系统支持目前市面上的大多数WDM驱动程序的视频捕捉卡、1394及USB连接的DV设备等，支持一机多卡；支持内存中位图的识别；支持BMP、JPG等图片格式文件的识别及存储；支持AVI、MPG、WMV等录像文件格式的回放及识别；支持MPEG4高压缩比的AVI格式的录像片断保存。-HD mount monitor alarm system is based on Microsoft s D