Inverse Discrete Cosine Transform takes the most of time in MPEG-4 video decoding.
离散余弦逆变换是MPEG - 4视频纹理解码中运算时间开销最大的部分。
Scalable coding and shape coding are two pivotal techniques in MPEG-4 video coding.
可扩展编码和形状编码技术是MPEG - 4视频编码部分的两个关键技术。
At last, it introduced the key method of playing MPEG-4 video stream using VC program.
最后阐述了利用VC编程播放MPEG - 4视频码流的关键技术。
You'll also find a surf.mp4 MPEG-4 video file, so you can start playing movies right away.
您还会找到surf.mp4文件，这是一个MPEG-4视频文件，这样就可以立刻开始播放电影了。
The data flow scheme of the MPEG-4 video compression is optimized by utilizing the DSP's on-chip memory.
针对DSP片内资源特点设计了片内存储器数据分配方案，并根据该方案优化了MPEG 4视频压缩的数据流模式。
This paper addresses an adaptive rate control scheme for MPEG-4 video based on an end-to-end architecture over Internet.
介绍了因特网上一种端到端的MPEG - 4视频网络传输结构的自适应码率控制方案。
The structure of the 4th edition of MPEG-4 video verification model and the main coding tools and algorithms are described.
文中描述了第四版MPEG-4视频验证模型的结构及其提供的主要编码工具和算法。
The test result shows that the system can transport MPEG-4 video and audio Unicast or Multicast and playback the video and audio sync.
测试结果表明，本系统达到了MPEG - 4网络点播与组播的基本要求，能实时传输图像和声音，并在一定范围内达到音视频同步。
In the frame of compress code standard of the MPEG-4 video, this paper researches into current service mechanism about MPEG-4 code data.
在MPEG 4视频压缩编码标准的框架下，对MPEG 4编码数据的流式服务机制进行研究。
Based on the principle of MPEG-4 video compression, key compression methods and error resilient technologies used in MPEG-4 are introduced.
文章从MPEG - 4的视频压缩原理出发，介绍MPEG - 4中采用的主要压缩方法及抗误码技术。
This paper proposes an invertible semi-fragile video watermarking algorithm using a hash function to authenticate the MPEG-4 video contents.
提出了一种运用哈希函数进行MPEG-4内容认证的半脆弱可逆视频水印算法。
With the rapid development of Internet and multimedia technology, the streaming transportation of MPEG-4 video has become a research hot spot.
近年来，由于互联网的广泛普及和多媒体技术的飞速发展，基于网络的视频流式传输技术得到了广泛的应用。
Finally, in the RTP video stream transmission, focusing on analysis of the MPEG-4 video streaming package format, and gives the corresponding method.
最后，在视频流的RTP传输中，着重分析了MPEG - 4视频流的封装格式，并给出相应的实现方法。
The result of test sequence proves that the software has achieved high compression of MPEG-4 video image and satisfactory subjective image compression quality.
采用测试序列进行验证，结果证明本软件实现了MPEG - 4视频图像的高压缩比和较满意的主观图像压缩质量。
Firstly, we provide an overview of MPEG-4 video compression encoding standard, chiefly introduce the basic coding principle and encoding scheme based on content.
本文首先对MPEG - 4编码标准原理进行了综述，并介绍了该标准的基本编码原理和基于内容的编码体系。
With the characteristic of MPEG-4 video transport, improvement had made to least frame dropping algorithm and backwards search optimal frame dropping frame is present.
论文根据MPEG - 4视频传输的特点，在最少帧丢弃的算法上进行改进，提出了基于后向搜索的最佳帧丢弃算法。
Experiment results show that this method can effectively reduce the time cost of MPEG-4 video decoding, especially for the applications of distributive video in NC environment.
实验结果表明，该方法能有效地降低MPEG - 4视频解码的时间开销，适合于NC环境下的视频分发应用。
At last, based on theory research above, aimed at distribute video on demand application, the thesis realizes the MPEG-4 video server's system structure, finish the software module design.
论文最后在以上理论研究基础上，针对分布式视频点播系统应用，提出了MPEG - 4视频服务器系统结构，完成了各模块的软件设计，实现了MPEG - 4视频服务器。
On the basis of briefly analyzing MPEG-4 compression encoding standard and its characteristics, this paper presents the whole design scheme of an embedded MPEG-4 video surveillance system.
文章在简要分析MPEG压缩编码标准及特点的基础上，给出了一种嵌入式MPEG - 4视频监控系统的整体设计方案，并详细介绍了嵌入式MPEG - 4编解码的实现。
Through experiments the method can hide watermark in MPEG-4 video stream more rationally, the capacity of watermark increases greatly and the authentication precision locates in block level.
实验结果表明，算法更合理地将水印嵌入在MPEG-4视频流中，水印容量得到较大提高，对恶意攻击的认证精度定位在块级别。
The article analyzed the MPEG-4 video transmission based on the RTP framework, given the MPEG-4 video stream RTP Group packages algorithms to achieve a basic real-time video transmission system.
文章分析了基于RTP的MPEG - 4视频传输框架，给出了MPEG - 4视频流的RTP组包算法，实现了一个基本的实时视频传输系统。
Based on the MPEG-4 video traffic of low quality and high quality, a hybrid model is presented to capture the frame size at multiple time scales: the change of scene and fluctuation of bit-rate.
针对MPEG - 4的低质量和高质量两种编码质量的视频源，给出了一种混合模型，此模型在多个时间尺度上反映帧大小的变化：场景的变化和同一场景内码流的波动。
From the experiment results, it indicates that, after the watermarked MPEG-4 video suffer filtering, rotation, scaling and transcoding, the watermark possesses good imperceptibility and robustness.
实验表明，算法在MPEG - 4水印视频经过滤波、旋转、尺度变化、代码转换编码等处理后，水印在可见性和鲁棒性等方面取得了良好的效果。
This paper research the MPEG-4 standard and realize the software prototype of the MPEG-4 video codec. The paper emphasize two key techniques in MPEG-4 encoder: Motion Estimation and Bit Rate Control.
本论文研究了MPEG - 4标准，在实现MPEG - 4视频编解码器软件原型的基础上，重点研究了编码过程中的两项关键技术：运动估计和码率控制。
And through the experiment on the two standard video sequences, it compared and analysed the results of the MPEG-4 video transmission and H. 263 video transmission, the results had been satisfactory.
并通过对两段标准视频序列的实验，对MPEG - 4视频传输与H . 263视频传输的结果进行了比较分析，得到了令人满意的结果。
Even though MPEG is typically associated with video and audio compression, the MPEG-4 standard encompasses many more elements (streams).
虽然MPEG通常与视频和音频压缩联系在一起，但是MPEG - 4标准还包含许多其他元素(流)。
In case you were curious, most of the 3gpp video is encoded in h.263 MPEG-4, with AMR audio, but it's gradually shifting to h.264, too.
如果你很感兴趣，大部分3gpp视频都是以h . 263 MPEG - 4以及amr音频编码的，但是它们现在也逐渐在转移到h . 264了。
MPEG-4 content beyond video and audio.
MPEG - 4内容不仅仅是视频和音频。
MPEG-4 content beyond video and audio.
MPEG - 4内容不仅仅是视频和音频。
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