Search - lossless

[Compress-Decompress algrithms] calic

Description: 一种无损图象压缩算法,可用于珍贵图象的保存.-A lossless image compression algorithm, can be used for the preservation of precious images.
Platform: | Size: 112640 | Author: 吴天 | Hits:

[Compress-Decompress algrithms] BZLib

Description: bzlib,一个性能非常强劲的压缩库，无损压缩，完整vc工程。-bzlib, a very strong performance of the compression library, lossless compression, complete vc works.
Platform: | Size: 103424 | Author: asx200x | Hits:

[Books] FFMpegSDK

Description: ffmpeg 初学者手册，很是不错的，兴旺对大家有所参考，大家共享下呵-ffmpeg manual for beginners, it is a good and prosperous for all of us have a reference, we share Oh
Platform: | Size: 155648 | Author: windyrobin | Hits:

[Graph program] JPEG2000

Description: JPEG 2000正式名称为ISO 15444，是一种基于离散小波变换的新型图像压缩方法，与基于离散余弦变换的JPEG压缩方法相比较，具有多分辨率表达、更好的去相关能力、高压缩比、按视觉模型量化等优点，并同时提供无损和有损压缩算法-JPEG 2000 is formally known as ISO 15444, is a discrete wavelet transform based on a new type of image compression methods, and based on the discrete cosine transform JPEG compression method, compared with the expression of multi-resolution, better related to ability, high compression ratio, by the visual model to quantify the advantages, as well as providing lossless and lossy compression algorithms
Platform: | Size: 762880 | Author: zhenzhen | Hits:

[Compress-Decompress algrithms] sfalic-03-src

Description: 一个简单而且快速的无损压缩算法。包含源代码实现，这种算法速度较快，是一个德国人发明的，对CCSDS SZIP算法进行了改进。-A simple and fast lossless compression algorithm. Realize that contains the source code, this algorithm is faster, is a German invention, the CCSDS SZIP algorithm improved.
Platform: | Size: 721920 | Author: 王晓丹 | Hits:

[Compress-Decompress algrithms] zlib123

Description: zlib is designed to be a free, general-purpose, legally unencumbered -- that is, not covered by any patents -- lossless data-compression library for use on virtually any computer hardware and operating system. The zlib data format is itself portable across -zlib is designed to be a free, general-purpose, legally unencumbered-- that is, not covered by any patents-- lossless data-compression library for use on virtually any computer hardware and operating system. The zlib data format is itself portable across
Platform: | Size: 898048 | Author: | Hits:

[Compress-Decompress algrithms] jpegpred

Description: 包含了对于灰度图像的8种jpeg无损压缩的预测方法，这是用来学习jpeg loseless compression的非常好的例子。idc.h为头文件, image_size.c和readimage.c用来读取目标文件的大小和每个像素的灰度值, jpegll_enc.c和jpegll_dec.c为编码和解码文件。-Contains the eight kinds of gray-scale images jpeg lossless compression of the prediction method, which is used to study jpeg loseless compression very good example. idc.h for the header files, image_size.c and readimage.c used to read the target file size and each pixel gray value, jpegll_enc.c and jpegll_dec.c for encoding and decoding files.
Platform: | Size: 7168 | Author: nan kang | Hits:

[Special Effects] lyasu1

Description: 第二代小波变换，基于提升格式的整数小波实现数字图像的无损压缩编码-Second-generation wavelet transform, lifting scheme based on integer wavelet realize the lossless compression of digital image coding
Platform: | Size: 1024 | Author: angy | Hits:

[Compress-Decompress algrithms] ActualJPEG

Description: 用离散余弦变换实现JPEG编码，从而实现对图像无损进行压缩传送-Realize using discrete cosine transform JPEG encoding, in order to achieve lossless compressed image transmission
Platform: | Size: 156672 | Author: 陆波 | Hits:

[Compress-Decompress algrithms] wusunyas

Description: 无损压缩的代码实现,完整代码,压缩率比较大,无损-Lossless compression of the code, complete code, compression rate is relatively large, non-destructive
Platform: | Size: 112640 | Author: hackshen | Hits:

[Compress-Decompress algrithms] jpeg_ls_v2.2

Description: 实现图像的jpeg无损压缩，可以在linux系统下经过交叉编译器编译后在arm上实现，已经写好makefile文件-Realize jpeg image lossless compression, you can linux system through cross-compiler to compile in the arm to achieve, has written makefile file
Platform: | Size: 3459072 | Author: 华玉环 | Hits:

[Compress-Decompress algrithms] ihw01_loss01

Description: 描述最新的无损压缩水印算法，给出新的设计思想和设计步骤。-Description of the latest lossless compression Watermarking Algorithm, given the new design thinking and design steps.
Platform: | Size: 89088 | Author: 山山 | Hits:

[Picture Viewer] freez_NativeJpg

Description: 原生Pascal代码实现的读写JPEG文件的组件。完整源码。 This software component contains a fully object oriented Pascal implementation that allows to read and write Jpeg files. You can use this software to read and write Jpeg images from files or streams. It supports baseline and progressive Jpeg, support for metadata, as well as all conceivable lossless operations.-Original Pascal code of the components to read and write JPEG files. Integrity of the source. This software component contains a fully object oriented Pascal implementation that allows to read and write Jpeg files. You can use this software to read and write Jpeg images from files or streams. It supports baseline and progressive Jpeg, support for metadata, as well as all conceivable lossless operations.
Platform: | Size: 270336 | Author: jm | Hits:

[Compress-Decompress algrithms] lzop

Description: LZO是致力于解压速度的一种数据压缩算法,这个算法是无损算法，参考实现程序是线程安全的。lzop是实现它的一个自由软件工具。-LZO decompression speed is committed to a data compression algorithm, this algorithm is a lossless algorithm, reference implementation is thread-safe procedure. lzop realize it is a free software tools.
Platform: | Size: 43008 | Author: 杨宇 | Hits:

[Other] UnscentedKalmanfilteringforrelativeattitudeandposi

Description: Unscented kalman filter 不敏(无损传输)卡尔曼滤波的博士论文，希望对大家有用-Unscented kalman filter不敏(lossless transfer) Kalman filter doctoral thesis, in the hope that useful to everybody
Platform: | Size: 1138688 | Author: LIU weijian | Hits:

[Special Effects] Losslesscoding

Description: 该程序主要实现图像的无损压缩，具体算法包括：（1）整数小波变换＋SPIHT无损压缩其中整数小波可以采用JPEG2000提供的5－3小波，也可以采用S＋P变换，本程序均已给出。（2）DPCM＋算术编码 DPCM采用的是JPEG中采用的方法；（3）JPEG－LS标准 JPEG－LS的无损压缩性能非常好，超过JPEG2000。-The program mainly realize lossless image compression, the specific algorithm include: (1) integer wavelet transform SPIHT Integer Wavelet lossless compression which can be used to provide the 5-3 wavelet JPEG2000, can also adopt the S P transform, the procedures are given. (2) DPCM arithmetic coding DPCM is used in JPEG methodology (3) JPEG-LS standard JPEG-LS lossless compression of very good performance, more than JPEG2000.
Platform: | Size: 103424 | Author: yang | Hits:

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