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Decompress
- 这是用提升小波变换与嵌入零树编码实现的256色灰度BMP图像压缩与解压缩的程序。-wavelet transform and upgrade embedded zerotree coding to achieve the 256-color grayscale BMP image compression and decompression procedures.
btc_image01
- image compression using btc algorithm. matlab program. This function accepts an image(color or gray) and compresses it using the block truncation coding. -btc using image compression algorithm. Ma tlab program. This function accepts an image (c olor
RGB2JPEG
- 色彩空间:RGB图像格式转JPG图像格式。-Color Space: RGB image format to JPG image formats.
DCTJPEG
- 使用Matlab编程实现发送端信源编码（图像压缩）和接收端信源解码（图像重建），其中的编解码算法可采用基于DCT变换的JPEG图像压缩标准；测试图像加噪，然后对去噪后的图像进行压缩与重建，分析压缩性能；研究基于下采样和内插的图像压缩算法；可将8bit/pixel灰度图像扩展至24bit/pixel彩色图像，或者采用无损压缩算法对图像压缩。-Sender using the Matlab programming source coding (image compression) and the r
youchengbianma
- 进行图像的设置，可以编辑图像颜色等。在解压过程中是图像占用的空间更少-Image settings, you can edit the image color. In the decompression process is less space images
Compresser
- 一种二值图象无损压缩算法 南京理工大学电光学院 【摘 要】利用稀疏矩阵和差分编码对二色图像进行压缩保存，在通过图像的0,1矩阵建立，矩阵一维化，差分量化编码，写文件来压缩。在电子档案存储，CAD制图信息化存储有极高的应用价值。 【关键字】计算机 二值图像 稀疏矩阵 无损压缩 编码 -A binary image lossless compression algorithm for electro-optic Nanjing University of Technology an
256incodeangencode
- image processing work:put the 256 color picture into incode and encodel.-image processing work: put the 256 color picture into incode and encodel.
HuffmanExp
- 该源码实现了对一256色灰度图像的霍夫曼编码输出，并用MFC实现了界面化处理-Realized the source of a 256-color gray-scale image of the Huffman code output, and the realization of the interface with MFC treatment
WHTRES
- 用walsh变换实现对彩色图像的压缩和解压缩。-Walsh transform used for color image compression and decompression.
colorchange
- 将彩色图像转化为黑白图像，下载后直接运行就行！-The color image into black and white images, download and directly run on the line!
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
colorspace
- Color space for image tranforms
ColorTransformation
- Author: This Code written By Dr. Faisel G. Mohammed (Lecturer in Science college- Computer Dep.-Iraq: Email: fgmnjt@scbaghdad.edu.iq ) Purposes: for Bsc Students in Multimedia Lab. To Learn Color transform in digital image compression-Author:
LZW
- 用lzw编码实现黑白图像的压缩/解压缩 用lzw编码方式实现文件的压缩具有很大的局限性，对于类似于黑白图像这样的具有连续相同的大面积颜色块的文件有很 高的效率，但是对于彩色图像或其他相邻两点的值都不同的文件来说，反而会增大数据量-Lzw Coding with black and white image compression/decompression with lzw encoding for file compression has serious limitatio
huffmanTest
- 基于MFC对话框的应用程序，将256色BMP图像使用哈弗曼编码并输出-MFC dialog-based applications, 256 color BMP image using Huffman encoding and output
untitled
- 利用MATLAN环境实现图像压缩解压缩，连续三次重复可实现彩色图像压缩-Use MATLAN environment image compression decompression, repeated three times in a row color image compression
Color-image-compresion-dct-transform
- CODE FOR COLOR IMAGE COMPRESSION USING QUANTIZATION ALORITHM. VECTOR QUANTIZATION.
BmpToJpgJpgToBmp
- 实现jpeg压缩和解压缩,将彩色图像进行颜色空间转换、对不同的颜色分量进行不同的采样、对于3个分量进行8×8的DCT变换、对DCT系数矩阵按照JPEG推荐的量化表进行量化；对量化后的系数进行Z形扫描，最后进行熵编码，形成码流，计算比特数，和压缩比。解压从量化后的DCT系数表开始逆向进行-Jpeg compression and decompression, the color image is a color space conversion, the different color compo
matlab-code-for-image-compression
- This code describe the color image compression using discrete wavelet transform in matlab.
test
- 程序功能：模拟DCT编码解码过程，生成带“块效应”的图像 实验图片：lena.jpg(512*512) 步骤：彩色图像→灰度图像→DCT→量化→反量化→IDCT→重构图像并保存- Program features: Analog DCT encoding and decoding process, generated with the " block effect" image Experimental Image: lena.jpg (512* 512)