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Jpeg
视音频课程作业,对视频抽帧,对单张图片进行yuv420采样、DCT变化、量化以及反量化、IDCT变化(Jpeg Encoding & Decoding)
- 2017-12-15 11:25:46下载
- 积分:1
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C语言 文件的解压缩
文件的解压缩。添加文件unzip.h、unzip.cpp、zip.h、zip.cpp,调用对应函数进行压缩和解压。压缩格式为zip;压缩之后的文件可以用winrar等程序打开。(File decompression. Add file unzip.h, unzip.cpp, zip.h, zip.cpp, call the corresponding function for compression and decompression. Compression format is zip the file after compression can be opened by winrar.)
- 2020-07-14 09:58:51下载
- 积分:1
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reliability-assessment
电力输发电系统可靠性评估程序 解析法 系统数据在压缩包里(Power transmission and generation system reliability evaluation process analytical method system data compression bag)
- 2020-09-01 09:28:09下载
- 积分:1
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图象压缩开发包 Jpeg2000 SDK
一个强大的图象压缩开发包,支持压缩格式为jpeg,jpeg2000有损无损压缩(A powerful image compression development kit, support for compression formats jpeg, jpeg2000 detrimental to lossless compression)
- 2008-06-08 00:10:01下载
- 积分:1
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点云数据的压缩显示 point cloud compression
pcl 源码 点云数据的压缩显示,压缩数据的算法(display pcl source point cloud data compression algorithm to compress data)
- 2012-12-05 19:42:58下载
- 积分:1
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arithmetic
有关算术编码对文本压缩的程序在c++环境中实现(about arithmetic compressed)
- 2013-11-28 23:19:16下载
- 积分:1
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UNZIP
解压缩软件UNZIP的C源程序代码
The decompression software UNZIP C source code(The decompression software UNZIP C source code)
- 2013-03-26 09:36:09下载
- 积分:1
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01
说明: vc 典型模块 是一个图像压缩显示的程序(vc typical module is shown in an image compression program)
- 2009-11-24 21:08:29下载
- 积分:1
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PhucDo_PhanLop
Docuemtns,Hot Documents
- 2009-12-26 14:25:16下载
- 积分:1
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61IC_H4231
PAV (H265) 是 音视频 压缩解压 协议,非常不同于H264/MPEG4,ZPAV (H265) 的基本算法 是 小波,多级树集合群,广义小波,数学形态小波,......
ZPAV (H265) 基本算法 :
1,图象与声音分解与合成 :小波 ;
2,图象与声音前处理 :小波子带零交叉降噪,目标纹理处理,语音处理 ;
3,速率控制 :小波子带熵速率控制 ;
4,量化与反量化 :小波子带熵量化与反量化 ;
5,低频分量和高频分量的降维 :小波子带邻域交叉降维 ;
6,运动矢量和量化表的分解与合成 :广义小波 ;
7,位面编码 :数学形态小波,多级树集合群,嵌入零树,位面降维 ;
8,位流编码 :算术编码,熵编码 ;
9,运动估计 :宏块最优决策,运动矢量预测 ;
A,运动搜索 :钻石,大钻石,小钻石,方形 ;
B,图象与声音后处理 :低通滤波,断点重构,宏块平滑 ;
C,误码纠错 :矢量仿真,帧间仿真 。
(The PAV (H265) is the audio and video compression and decompression protocol, is very different from H264/MPEG4
ZPAV (H265) algorithm is a wavelet, multi-level tree collection group, and generalized wavelets, mathematical morphology, wavelet, ...
ZPAV (H265) algorithm:
1, image and sound decomposition and synthesis: wavelet
2, image and sound processing: wavelet sub-band zero-crossing noise, target texture processing, speech processing
3, the rate control: wavelet subband entropy rate control
4, quantization and inverse quantization: Wavelet subband entropy quantization and inverse quantization
5, the dimensionality reduction of the low frequency component and high frequency components: the wavelet subbands neighborhood cross-dimensionality reduction
6, the decomposition and synthesis of the motion vector and quantization tables: generalized wavelet
7, bit-plane coding: the mathematical form of wavelet multi-level tree collection group, embedded zerotree, bit plane)
- 2012-03-07 16:22:55下载
- 积分:1