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快速dct和idct的C程序源码,而且提供了一些优化了的idct的汇编代码。-C source code of fast DCT and IDCT, and some optimized compilation code of IDCT
Date : 2008-10-13 Size : 70.25kb User : 刘汝

演示快速DCT变换和普通dct变换的区别-demonstration FDCT and ordinary Extra transform the difference
Date : 2008-10-13 Size : 77.45kb User : lianzhang

adi 汇编写的2维FDCT程序,分成两个1D-DCT,每个1D-DCT 使用12次乘法和32次加法-Sa'adi compilation of the two-dimensional writing FDCT procedures, divided into two 1D - DCT. Each one D-12 DCT use multiplication and 32 Adder
Date : 2008-10-13 Size : 37.63kb User : tohope

数字水印DCT嵌入与提取水印matlab实现实例!
Date : 2008-10-13 Size : 1.47kb User : 李杰

图像压缩中的快速DCT变换及其反变换的原理与实现
Date : 2008-10-13 Size : 82.49kb User : W.Huayi

该程序用于验证DC矩阵与AC矩阵之间DCT变换与反变换之间的关系。X=Xdc+Xac 将DC矩阵和AC矩阵分别反变换后变成Xdc和Xac AC矩阵就是将Y[0][0]置为零后的DCT矩阵 DCT=Y=A*X*At-the procedures used to validate DC and AC Matrix between DCT and inverse transform the relationship between. X = Xdc Xac to DC and AC matrix-matrix respectively transform into Xdc and Xac AC matrix is to Y [0] [0] is zero home after the DCT matrix DCT = Y = A * X * At
Date : 2008-10-13 Size : 8.01kb User : 王全明

该程序用于实现h.264中的DCT变换、量化、反DCT变换、反量化 采用了h.264白皮书中介绍的算法-the procedures used to achieve h.264 of DCT, quantization, anti - DCT, quantization using the anti-h.264 White Paper introduced by the algorithm
Date : 2008-10-13 Size : 10.34kb User : 王全明

TI C64x下的FDCT汇编程序源代码,效率较高,可直接使用-TI C64x the diagram assembler source code, the more efficient use of direct
Date : 2025-12-23 Size : 10kb User : 吴晓岭

该程序用于验证DC矩阵与AC矩阵之间DCT变换与反变换之间的关系。X=Xdc+Xac 将DC矩阵和AC矩阵分别反变换后变成Xdc和Xac AC矩阵就是将Y[0][0]置为零后的DCT矩阵 DCT=Y=A*X*At-the procedures used to validate DC and AC Matrix between DCT and inverse transform the relationship between. X = Xdc Xac to DC and AC matrix-matrix respectively transform into Xdc and Xac AC matrix is to Y [0] [0] is zero home after the DCT matrix DCT = Y = A* X* At
Date : 2025-12-23 Size : 8kb User : 王全明

该程序用于实现h.264中的DCT变换、量化、反DCT变换、反量化 采用了h.264白皮书中介绍的算法-the procedures used to achieve h.264 of DCT, quantization, anti- DCT, quantization using the anti-h.264 White Paper introduced by the algorithm
Date : 2025-12-23 Size : 10kb User : 王全明

快速dct和idct的C程序源码,而且提供了一些优化了的idct的汇编代码。-C source code of fast DCT and IDCT, and some optimized compilation code of IDCT
Date : 2025-12-23 Size : 70kb User : 刘汝

演示快速DCT变换和普通dct变换的区别-demonstration FDCT and ordinary Extra transform the difference
Date : 2025-12-23 Size : 77kb User : lianzhang

adi 汇编写的2维FDCT程序,分成两个1D-DCT,每个1D-DCT 使用12次乘法和32次加法-Sa'adi compilation of the two-dimensional writing FDCT procedures, divided into two 1D- DCT. Each one D-12 DCT use multiplication and 32 Adder
Date : 2025-12-23 Size : 37kb User : tohope

数字水印DCT嵌入与提取水印matlab实现实例!-Digital Watermarking DCT watermark embedding and extraction matlab examples realize!
Date : 2025-12-23 Size : 1kb User : 李杰

图像压缩中的快速DCT变换及其反变换的原理与实现-Fast image compression DCT transform and its inverse transform and realization of the principle
Date : 2025-12-23 Size : 82kb User : W.Huayi

xvid视频编解码源代码 包含了DCT 量化 运动补偿预测等等 还有一篇xvid应用简介-xvid video codec source code includes a motion compensation DCT Quantization forecast applications, etc. There are a xvid Profile
Date : 2025-12-23 Size : 1.09mb User : 王宁

8*8DCT,基于流水线设计,比较经典,可以用于JPEG,也可以用于H.264(需改为4*4)-8* 8DCT, based on the pipeline design, compare a classic, can be used in JPEG, can also be used for H.264 (to be replaced 4* 4)
Date : 2025-12-23 Size : 6kb User : 周辉

波器结构研究与子波变换域图像降噪研究 论文包括两个方面:离散余弦变换(DCT)的快速算法及滤波器实现结构, 子波变换域图像门槛降噪。离散余弦变换是广泛应用十信号处理、图像处理领 域的重要工具之一,已经被多个国际标准所接受,如JPEG, MPEG, H.263等。 DCT应用到实际系统中的前提是具有能够快速实现的算法,自从1977第一个 真正的DCT快速算法出现以来,寻求更快、更规则、更简单的DCT快速算法一 直是信号处理领域的一个研究方向。论文针对应用中对DCT长度的各种需要, 研究DCT的快速算法和适用十硬件和并行处理的滤波器结构。取得的主要进展 -Filter structure with the wavelet transform domain image denoising Research
Date : 2025-12-23 Size : 1.82mb User : 鬼子皮

h264的关键模块:DCT、interpolate、sad。希望对大家有所帮助。-h264 key modules: DCT, interpolate, sad. Hope to help.
Date : 2025-12-23 Size : 30kb User : zzyx

适合于MPEG2/H.264的DCT变换和反变换源码程序,并且可以输出中间结果和输出到文件中。-The DCT transform for MPEG2/H.264 and inverse transform source programs, and can output intermediate results and output to a file.
Date : 2025-12-23 Size : 26.35mb User : 舒念
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