搜索资源列表
一种分级检索MPEG视频的方法
- 提出了一种基于样本的分级检索 MPEG 视频的新方法:首先用I 帧的dct_dc_size 字段快速粗检,然后用断层摄影(tomography)法分析B 帧运动矢 量的时空分布特性以进一步缩小结果集,最后用DC 图像的精确匹配方法验证检索结果.试验结果表明,本方法 所需计算量较小,且可保证较高的检索精度.-presents a sample classification based on MPEG video retrieval of the new method : First o
mpeg4bmdm
- h264编码程序,能够实现视频压缩,分别压缩I帧p帧b帧-ENG coding procedures, video compression can be achieved, I frame compression p frame b frame
Iframe_edit
- 图片编辑程序 ,一个简单实用的源程序,编辑I帧,或JPEG图片-Photo editing procedures, a simple and practical source, I frame editor, or JPEG Photo
video
- 银行的数字化监视监控系统是目前比较有市场及应用前景的开发项目,基于不同的MPEG采集卡与硬件外围设备开发的监视监控系统在国内外都有比较成型的技术。为了满足实时监视、实时采集压缩、随时回放、压缩数据流的传播等具体要求,在该系统中使用了一种用于网络视频/音频多点传输(视频广播)的视频数据采集卡,提供AVI(MPEG I Frame压缩编码)采集、MPG采集。发送端广播MPEG流,接受端接受MPEG流并显示,网络传输采用WinSock 2 IP-Multicast。如果本机为发送端,网络上
ts2Iframe 本程序从TS文件中提取I帧
- 本程序从TS文件中提取I帧,I帧是视频中最为重要的一帧。-The procedure to extract the file from the TS I frame, I frame is the most important one video frame.
Iframe
- 提取i帧 输入ts流的pid 就可获得i帧 简单有效-I extracted the input frame can be obtained ts stream pid i frame is simple and effective
IFrame
- 自己写的从Ts视频流中提取I帧重新打包的程序-Write your own video stream from the Ts to extract re-packaged application, I frame
s3c6410-h264-IDR-encode-ok
- 这是上一个代码的优化,加了IDR帧编码,适合不稳定网络(如移动通信网),已产品化,基于华恒S3C6410-R2开发板采集视频并压缩为H264格式,带IDR帧,使用时.c文件要改名为cam2fb.c-This is a code optimization, plus the IDR frame coding for unstable networks (such as mobile communications network), has been product oriented, huahen
test
- 从TS文件中依次提取出TS流,video packet,PES,es,I帧;然后又依次将I帧打包为TS流实现播放-TS stream video packet PES, es in turn extracted from the TS file, I-frame and then in turn I-frame packaged realization of TS stream playback
sdh
- SDH是现代光纤通信中广泛应用的数据传输格式,在SDH帧结构中,前9列为开销字节,它包含了很多重要的信息,本程序为SDH开销的接收处理,查找帧头,分频,勤务话字节E1异步fifo。可拆为三段源代码,不知道能不能抵三个程序-SDH is a modern optical fiber communication is widely used in data transmission format, in the SDH frame structure, as the former 9 overhea
SNR
- 本次实验中对视频的I帧和P帧进行SNR可伸缩编码,可分级的级数为2。在I帧编码时,首先采用较大的量化矩阵进行量化,完成编码后的图像作为基本层-The experiments on the video frames and the I to P frame SNR scalable coding, can be graded series of 2. In the I-frame coding, the first to quantify the larger matrix to quantify
I
- 基于数字电视的如何提取I帧的源代码,非常实用与新手-How to extract based on the digital television source code for I frame
mpeg1
- mpeg1视频中的I帧以及P帧编码算法在matlab中的模拟-mpeg1 video of I frames, as well as P-frame coding algorithm of the simulation in matlab
rtsp
- simple rtsp h264 decoding class i-p-b frames are enable etc.
source
- MPEG4的编码,对照divx修改过的,改动量很大,能实现I、P帧编码,可供参考。-MPEG4 encoding, control divx modified, altered the amount of large, can achieve I, P Frame encoding, for reference.
encodinganddecoding
- 实现对视频图像的游程编码和解码。过程包括:二维DCT变换、量化及游程编码。 一般来讲对于视频的I帧进行恢复,其信噪比可达到38DB以上。-Implementation of the video image encoding and decoding run-length. Process includes: two-dimensional DCT transform, quantization and run-length encoding. In general, I frame for
dwtsdf
- 想从MPEG2流中找到I帧2007-09-28 13:39首先要了解MPEG的语法结构,MPEP1、2标准共分六层:video_sequence、GOP、Picture、Slice、MicroBlock、Block。 -Want to find the MPEG2 stream frame 2007-09-28 13:39 First of all I have to understand the grammatical structure of MPEG, MPEP1, 2 standar
the-extraaction-of-I-frame
- 对TS文件进行分析,解析出其中的I帧,用C语言的实现。-TS files, parse out the I frame, with the realization of the C language.
get-I-frame
- 关于提取I帧的文档,分析比较好,欢迎讨论-Documents on the extraction of the I-frame analysis and comparison
I 帧提取
- I帧的提出,提取的是从h.264流程中的运动帧,并通过AES进行加密(I frame proposed, extracted from the h.264 process in the motion frame, and encrypted by AES)