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jpeg中数据的时频转换
- 这是一个用C写的傅立叶变换，以及离散余弦变换的代码，在图象压缩中会用到-This is a C wrote Fourier transform, discrete cosine transform, and the code in image compression will be used
16位定点DSP上实现离散余弦变换
- 平台：ADSP21xx 编程语言：ASM 说明：ADSP21xx-离散余弦变换在16位定点DSP上实现-platforms : ADSP21xx Programming Language : ASM : ADSP21xx- Discrete Cosine Transform in 16-bit fixed point DSP Implementation
DCTtransform
- 离散余弦变换也是一种把图像从时域变换到拼域的方法-Discrete Cosine Transform is a kind of images from the time domain to transform the domain fight
FFT_DCT
- 快速傅立叶变换和离散余弦变换的简单实现，有一些小问题，就不修复了，呵呵。-fast Fourier transform and discrete cosine transform a simple, and it is only a small problem, not repaired, huh.
digitalimagedealing
- 用VC做的图象处理程序，包括对比度拉伸，傅立叶变换，离散余弦变换，维纳滤波等等。-VC do image processing procedures, including tensile contrast, Fourier transform, discrete cosine transform, and so on Wiener filter.
dct_tansform
- 图象处理 离散余弦变换 用于图象处理 图象处理 离散余弦变换 用于图象处理-image processing discrete cosine transform image processing for image processing discrete cosine transform for image processing
953893dct1_embed
- 关于数字水印的一些代码 基于离散余弦变换 -on digital watermarking code based on the Discrete Cosine Transform
ad_DCT
- verilog 编程 有测试文档 基于查表结构实现 离散余弦变换dct 来源：opencores -Verilog Programming is based on the test documents Lookup structure for a discrete cosine transform Extra Source : opencores
dct_p
- 这是用VHDL语言(硬件描述语言)写的一个二维 8*8块的离散余弦变换(DCT)以及反变换(IDCT).全同步设计,低门数.可以用于多媒体及打印应用领域.-VHDL (hardware descr iption language) wrote a two-dimensional 8* 8 discrete cosine transform (D CT) and the anti-transform (IDCT). fully syn
DCTdemo
- DCT离散余弦变换演示。源代码+测试图片 -DCT discrete cosine transform demonstration. Photo source code testing
523
- 实现2维快速离散余弦变换，包含位图文件的拆解和封装，变换结果的查看，游程编码-achieve rapid two-dimensional discrete cosine transform, the document contains bitmap disassembling and packaging and transform the results of the check, RIc
jpegtool_matlab
- 关于利用离散余弦变换DCT的jpeg压缩的matlab源程序，简单实用，也有注释，很好读。-on the use of discrete cosine transform DCT jpeg compression Matlab source, simple and practical, the Notes have a good time.
forwarddct
- 离散余弦变换vc++代码，有测试图片和运行结果，在JPEG压缩中很有用。-discrete cosine transform vc code, a photo and test results of operations, the JPEG compression useful.
lsyb
- 图象的离散余弦变换,有示例程序，比较有参考价值．-images of discrete cosine transform, a sample program and more reference value.
VCHUNDAN
- 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 Coding）-image processing orthogonal transformation (Fourier transform, discrete cosine
DCTwavelet
- Visual C++编写的图像的离散余弦变换和小波变换的源代码，可直接运行。-prepared by the images of discrete cosine transform and wavelet transform the source code can run.
20070628
- 1.了解离散傅立叶变换及离散余弦变换的基本原理； 2.掌握进行FFT及逆变换的方法； 3.了解图像在频域中处理方法，应用MATLAB语言作简单的低通滤波器。 -1. Understand the discrete Fourier transform and discrete cosine transform the basic principle; 2. master for FFT and inverse transfor
fdct
- 使用vc++6.0完成快速离散余弦变换。-Use vc++ 6.0 complete the fast discrete cosine transform.
zhengjiaobianhuan
- 本程序实现图像的正交变换，包括傅立叶变换，离散余弦变换，沃尔什变换。-This procedure realize orthogonal transformation images, including Fourier transform, discrete cosine transform, Walsh transform.
DCTAndFDCT
- dct二维离散余弦变换 里面采用了经典的美人人脸识别图片，为自动加载 ，用DCT法后能统计使用时间，也用了FDCT法，明显速度优于DCT.-two-dimensional discrete cosine transform DCT inside a classic beauty face recognition picture, in order to automatically load, using DCT method