搜索资源列表
图像dct变换的程序
- 对原始灰度图像 Lena_gray.bmp进行图像压缩实验 1.对此图进行 8×8 DCT 变换后,分别只保留 DC系数,以及保留前 4、8、16 个变换系数(DC+AC) ,然后再分别进行 IDCT 变换,比较结果。 2.可以使用 Matlab - Image Processing Toolbox 中的函数实现。 -gray image of the original image compression Lena_gray.bmp an experiment. This diagr
H264中的整数DCT变换编码及量化代码
- 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.
8*8矩阵dct变换以及量化 反量化和反dct变换
- 8*8矩阵dct变换以及量化 反量化和反dct变换,8* 8 transform and quantization matrix dct quantization and anti-anti-dct transform
DCT2D
- DCT变换的matlab源代码。适合用作特征提取的预处理方法来使用。-DCT transform matlab source code. Suitable for feature extraction preprocessing method to use.
DCT
- DCT变换的源代码,支持一维二维DCT变换及反变换-DCT transform of the source code, to support the one-dimensional two-dimensional DCT transform and inverse transform
DCT
- 视频处理中经常需要进行DCT变换,这是本人自己编写的、可以对图像样点进行一维和二维的DCT变换-Video processing often require DCT transform, which is I have written, you can kind of image points of one-dimensional and two-dimensional DCT transform
dct
- 基于dct变换,能实现数字水印嵌入与提取-Based on the DCT transform, to achieve the digital watermark embedding and extraction
dctblock
- DCT变换的MATLAB代码。无私奉献啦。希望给有用的朋友-DCT Transform MATLAB code. Selfless dedication啦. Want to give useful Friend
TEMP
- dct变换的MATLAB实现,供大家学者参考-dct transform MATLAB realization of reference for all scholars
CBmpP
- 实现了对bmp图像的量化,反量化,DCT变换,FDCT变换.可以调整参数,查看量化对图像影响,对图像处理课来说不失为一个好project.-This program implements the quantization, DCT, FDCT transform.
H264-DCT-Quanter
- 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. -H264 in the integer DCT transform coding and quantization code, together with the original DCT coding, quantitative descr iption of the doc
code
- 基于FFT变换、DCT变换、HT变换、小波变换和矢量量化技术的图像压缩的Matlab实现。-Based on the FFT transform, DCT transform, HT transform, wavelet transform and vector quantization image compression technology, the Matlab implementation.
dct
- bmp DCT 压缩 对原图像进行DCT变换,数据压缩,丢弃右下角高频数据,进行DCT反变换,得到压缩后的图像-bmp DCT compression of the original image DCT transform, data compression, discarding the lower right corner frequency data, DCT inverse transform, the images are compressed
MATLAB-dct-and-idct
- 将图片进行8*8块的dct变换,以及8*8块的反变化恢复原图像-use 8*8 block dct to chang image, and use 8*8 block idct to renew image.
dct
- 基于快速fft变换的dct变换,实现速度快,效率高-Based on fast fft transform dct transform, to achieve fast, efficient
基于dct数字水印算法
- 利用dct变换完成对数字水印的嵌入给提取,很有参考价值。离散变换的得到dct系数进行中频嵌入
DCT变换图像压缩
- 基于DCT变换的图像压缩处理,压缩比可自己调整(Image compression processing based on DCT transform)
DCT-VC-master
- 利用DCT变换实现图像的加解密,包括基本的界面和文件读写(Using DCT transform to achieve image encryption and decryption, including the basic interface and file read and write)
DCTconversion
- 一个简单的图像DCT变换的matlab程序代码。(A simple image DCT transformation of the matlab program code.)
8-8DCT变换verilogHDL代码
- DCT变换实现图像压缩及嵌入水印等,内含测试文件及DCT算法讲解(Image compression and embedding watermark by DCT transform)