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w
- 实现jpeg的DCT变换。首先读入原始图象并设置参数，然后嵌入水印信息。-The realization of the DCT transform jpeg. First of all, read and set the parameters of the original image, and then embedded watermark information.
Semi_FragileAuthenticationWatermark
- 基于DCT压缩前后不变量，编写的抗JPEG压缩的数字图像认证水印算法，具有良好的抵抗压缩、剪切、篡改等性能的水印仿真程序-Around the DCT-based compression is not variable, the preparation of the anti-JPEG compression algorithm for digital image authentication watermark with good resistance to compression, shea
ttt
- DCT and its uses in Jpeg coding
JPEG_Encode
- Source code for JPEG encoder using Feig DCT to improve the efficiency
ViCandMPEGJPEGE
- HuffmanExp 哈夫曼编码 JpgVSbmp Jpg和Bmp格式相互转换的API封装 RWJpegExp JpegVC++类 VbTestDll VB调用Jpg和Bmp格式相互转换API函数的示例 jpeg jpeg中的前向DCT变换 JPEG2000压缩编码技术 源代码 vcSDll VCD2000AV卡的API函数封装 DvrDll PV988卡的API函数封装 DvsCode 监控录像系统源代码 \avi2mpg1_src 中包含了mpeg1编码
DCT_3
- DCT code for JPEG encoder
2
- HuffmanExp 哈夫曼编码 JpgVSbmp Jpg和Bmp格式相互转换的API封装 RWJpegExp JpegVC++类 VbTestDll VB调用Jpg和Bmp格式相互转换API函数的示例 jpeg jpeg中的前向DCT变换-HuffmanExp Huffman Coding JpgVSbmp Jpg and Bmp format conversion between API package RWJpegExp JpegVC++ classes VbTestDll
jpg
- HuffmanExp 哈夫曼编码 JpgVSbmp Jpg和Bmp格式相互转换的API封装 RWJpegExp JpegVC++类 VbTestDll VB调用Jpg和Bmp格式相互转换API函数的示例 jpeg jpeg中的前向DCT变换-this is a jpeg source code
TestJPEG
- 为学习DCT而测试的bmp格式的文件转换为JPEG格式。水平有限，仅限初学者参考 用VC6.0开发-in order to study DCT, this programme is used to convert bmp format file into JPEG format. Only for beginners
JPEG_encode_mask
- 采用JPEG标准，利用核心DCT算法实现图像压缩，通过不同MASK来对比图像压缩情况-Using JPEG standard, the core of DCT image compression algorithm, by comparing the different image compression situation MASK
Jpegdecode
- jpeg的解码程序，基本的jpeg解码程序，对应有损的DCT编码-jpeg decoding process, the basic jpeg decoding procedure, corresponding to undermine the DCT coding
img_encoding
- Discrete Cosine Transform (DCT) and quantization are two critical parts in image encoding. By discussing how coefficients retaining and quantization step selection influence the quality of the reconstructed image, this homework helps to understand th
xinxilun
- 《Visual C++数字图像获取、处理及实践应用》杨枝灵、王开等编著。内容：第4章 图像增强（对比度增强、灰度变换法、直方图修整法、图像平滑、图像锐化、伪彩色和假彩色增强）；第5章 图像复原（逆滤波复原、维纳滤波方法）；第6章 图像处理中的正交变换（傅立叶变换、离散余弦变换（DCT）、沃尔什变换、基于特征向量的变换、霍特林（Hotelling）变换、SVD变换、小波变换、Mallat算法）；第7章 图像压缩编码（霍夫曼（Huffman）编码、算术编码、游程编码（Run Length Codin
im2jpeg
- 图像的JPEG压缩,8*8的小块DCT,在进行哈弗曼编码-image jpeg compressed
DVC_Project_0
- Predict a new frame from a previous frame and only code the prediction error • Prediction error will be coded using an image coding method (e.g., DCT-based as in JPEG) • Prediction errors have smaller energy than the original pixel
JPEG_main
- JPEG压缩编码算法函数编程实现 子块DCT变换的图像频谱显示；8×8子块DCT变换系数按“Z”（Zig-Zag）扫描的图像重建； JPEG压缩编码（进行8×8子块的DCT图像变换，JPEG量化矩阵的量化与反量化，8×8子块DCT的图像重建）； 计算图像的均方根误差 、显示误差图像和误差直方图。-failed to translate
081135
- 基于jpeg的DCT变换,详述算法的流程和实现-Jpeg of the DCT-based transform, process and implementation details of the algorithm
MATLABjpeg
- 基于DCT离散余弦变换的JPEG数字图像压缩MATLAB程序。-Discrete cosine transform DCT-based JPEG image compression MATLAB.
Scrambling-technology-application
- 研究了一种图像水印技术, 该算法利用人类视觉系统( HVS)的特性, 根据JPEG量化表自适 应地调整, 采用随机置乱变换的方法进行空域关系调整, 将水印嵌入到图像的DCT 低频分量中-A kind of image watermarking techniques, the algorithm uses the human visual system (HVS) characteristics, according to adaptively adjust the JPEG quantiza
jpeg_vc
- JPEG demo，VC工程，可以读入bmp或yuv数据，通过DCT编码保存为JPG格式。-JPEG demo, VC project, you can read bmp or yuv data by DCT coding saved as a JPG format.