电脑的能力达到实时处理电视和声音数据流的水平,这时多媒体就诞生了。
PC power has reached a level close to that needed for procession television and sound data streams in real time, multimedia was born.
源筛选器提供来自源的原始多媒体数据,如文件、URL或类似照相机的实时源。
Source filters provide raw multimedia data from a source like a file, a URL, or a live source like a camera.
分析了多媒体数据实时传输对通信网络的特殊需求以及当前IP网对多媒体信息实时传输的支持能力和存在的问题。
This article analyzes the special requirement of multimedia real-time transmission to communication network, the support ability and the existent problem of IP network.
服务质量的概念、多媒体应用对网络的需求、音频和视频的网络需求、多媒体数据实时通信时对网络的各项要求也需要了解。
The conception of quality of server, the require of the real-time communication of multimedia data for network is also need to be known.
为了提高嵌入式多媒体应用的实时性能,提出了一种最大化数据并行访问以便充分发挥CPU处理能力的片上存储器分配方法。
A memory allocation algorithm was developed to maximize parallel data access and make full use of CPU processing ability to improve real-time performance of embedded multimedia applications.
本文针对嵌入式视频监控系统的具体应用,在系统已提出的对网络上多媒体数据实时传输要求的基础上,增加了可靠传输的要求。
Aiming at the concrete application of embedded video surveillance system, this paper put forward requirement of reliable transmission based on multimedia data real-time transmission in the Internet.
在多媒体协作平台中,录制系统将实时协作过程中的音视频数据存储下来,用户通过回放可以重温整个会话过程。
In the multimedia collaboration platform, the record system stores the real video and audio data of the collaboration process, thus users can playback and review the whole recorded session later.
系统同时支持多组的多点会议,会议人员通过IP多播网互连,实现实时的多媒体数据通信。
The system support several multi-point conferences simultaneously, and terminals are connected by IP multicast network, thus enabling the realtime multimedia data communication.
电脑的能力实时电视和声音数据流的,这时多媒体就诞生了。
PC power has reached a level close to that needed for procession television and sound data streams in real time, multimedia was born.
音视频压缩技术、实时数据传输及数据网络技术的成熟,使得在IP网络上实现多媒体通信成为可能。
The technical maturity of audio and video compression, real-time data transfer and network makes it possible to realize the multi-media correspondence on the IP network.
MPEG流是由多个层次构成的复杂的媒体流,实时传输协议(rtp)是针对多媒体数据进行实时传输的协议。
MPEG streams are complex media composed of streams of several layers and real-time Transport Protocol (RTP) is for real-time multimedia data transmission.
也就是说我们要分析多媒体数据传输的特点,采用新的技术才能支持多媒体实时传输应用。
That is to say, we should analyze the characteristics of multimedia data transmission, and adopt new technology support multimedia real-time data transmission applications.
流媒体的主要特点是实时的传输多媒体数据流,它对传输的实时性要求很高。
The main feature of streaming media technology is the real-time transmission of multimedia data stream, it has high demands of real-time transmission.
该软件实现了数据的实时存储、实时显示、数据的图形化及多媒体技术在安全控制报警功能中的应用。
The real time storing data, real time display, visualizing data by using graphic, and using of multimedia in safety control field are realized.
近年来,TCP协议不适合传输实时的多媒体数据,新的为实时传输多媒体数据的RTP协议也就应运而生。
TCP protocol is not suitable for real time multimedia data transmission. And RTP is a new protocol specifically designed for it.
智能建筑中的各类弱电系统涉及实时过程控制、多媒体服务、财务管理等不同类型、不同用途的数据库技术。
Systems of intelligent building concern different kinds of databases such as real time process controlling, multimedia service and financial affairs management.
基于视频图像的动态实时测量系统是利用多媒体技术和数字图像处理技术,完成对自准直经纬仪的图像数据进行的测量任务;
The dynamic real-time measure system based on video image utilizes multimedia technique and digital video processing to fulfill measure of self-straight theodolite video data;
因为组播能够有效地节约网络带宽、降低网络负载,所以在实时数据传送、多媒体会议、数据拷贝、游戏和仿真等诸多方面都有广泛的应用。
Multicast reduces network overload and saves bandwidth, so it has been found a lot applications, such as real-time data transportation, multi-media conferences, data backup, games and simulations.
多媒体应用程序,比如因特网电话,需要实时播放音频,于是就要处理内存中的音频数据。
Multimedia application, such as an Internet phone, requires playing sound in real time. Thus we are going to deal with in-memery audio data.
目的:为了解决医院数据安全和数据共享之间的矛盾,使患者能够实时地通过多媒体查询平台获得就医体检数据和诊断报告。
Objective To solve the conflict between data security and sharing in hospital so that patients can get their clinical data through result query service system.
针对这些问题,对当前的多媒体数据压缩、网络通信技术和网络协议进行了比较和研究,详细介绍了当前解决实时多媒体信息传输所涉及的一些新方法和新技术。
To solve these problems, study and compare the present communication technology and network protocal, introduce the new ways and new technology of present real-time multimedia transfer.
使用多媒体数据流的传输协议、实时传输协议(RTP)和实时流协议(RTSP)实现了这一技术。
Real-time Transport Protocol(RTP)and Real Time Streaming Protocol(RTSP)are protocols to be use transport digital multi-media streaming.
多媒体在因特网络中实时传播,常因网络的带宽限制造成传输过程中数据包丢失。
Transmissions of real-time video always have packets loss by bandwidth limited in Internet network.
随着互联网的飞速发展,互联网已逐步由单一的数据传送网演化为能够传输数据、语音、图像等实时多媒体信息的大规模综合传输网。
With the rapid development of past years, the Internet has evolved into a large-scale integrated network with various data traffic such as Video, voice etc instead of homogenous data traffic.
未来无线网络不仅向用户提供非实时的数据业务同时也提供实时的诸如话音、视频等多媒体业务,这就要求无线网络必需向用户提供不同要求的服务质量保证。
The next generation wireless networks are being called upon to support not only data traffic but also real-time interactive multimedia traffic such as audio and video.
通过引入按需分配机制和漏桶算法,使其在实时数据传输性能的各个方面均得到有效提高,可以更好地满足多媒体业务的实时性要求。
This algorithm obtains a great improvement in the performance of the real-time data transmission and satisfies the real-time requirement of the...
通过引入按需分配机制和漏桶算法,使其在实时数据传输性能的各个方面均得到有效提高,可以更好地满足多媒体业务的实时性要求。
This algorithm obtains a great improvement in the performance of the real-time data transmission and satisfies the real-time requirement of the...
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