最后介绍了视频对象编码中的比特分配问题。
At last, bit allocation of video object coding is discussed.
针对异步视频对象编码，提出了一种速率控制算法，以达到恒定目标比特率。
This paper proposes a new rate control algorithm which can achieve a constant bit rate when coding asynchronous video objects.
勘误表6 - - -信息技术- - -音视频对象编码- - -第4部分：符合性试验。
Corrigendum 6 - Information technology - - Coding of audio visual objects — Part 4: Conformance testing.
勘误表6 - - -信息技术- - -音视频对象编码- - -第4部分：符合性试验。
6 - Information technology - - Coding of audio visual objects — Part 4: Conformance testing.
本文对基于对象的小波域视频细粒度可分级编码中的两个关键问题，即视频对象编码和运动估计技术进行了深入研究。
This paper makes a deep insight into two problems of object-based fine granular scalable video coding in the wavelet domain, namely video object coding and motion estimation techniques.
视频对象分割在基于内容的视频编码和视频检索中均有重要的应用。
Video object segmentation has important application in content-based video encoding and video retrieval.
视频对象分割技术同时也是基于内容的视频编码、视频内容操作和交互式多媒体等应用的重要工具。
Video object segmentation techniques are also important tools for content-based video coding and manipulation, and interactive multimedia application.
目前，面向对象的视频编码已成为研究热点。
Nowadays, object oriented video coding has been the most important part of research.
视频对象分割技术同时也是基于内容的视频编码、视频内容的操纵和交互式多媒体等应用的重要工具。
Video object segmentation techniques are also important tools for content-based video coding and manipulation, and interactive multimedia applications.
本文研究了MPEG - 4中人脸视频对象的模型基编码，对整个系统进行了全面的分析，将系统按编解码结构分成分析和合成两部分。
In this thesis, MPEG-4 model-based coding for facial video object is investigated. The whole codec system is generally discussed and divided into two parts of Analysis and Synthesis.
从视频序列中分割出视频对象是实现基于内容压缩编码方法的关键。
Video objects segmentation from video sequence is the key of implementing content-based compression coding method.
DVX这是一个带有广泛资源和对象格式支持的视频编码应用软件。
Software Description: About DVX, This is a video encoding application with a wide range of supported source and target formats.
近几年来，视频编码的研究集中在两个方面，一是低比特率编码，二是基于对象的视频编码。
The research of video coding is mainly focused on two aspects in recent years, one is the very low-bit rate coding, the other is the video coding based on objects.
在基于对象的视频编码中，视频对象的分割是重要的任务。
Video object segmentation is an important task in object based video coding.
按照MPEG - 4的校验模型，视频序列必须先分割成具有语义意义的视频对象，然后对其运动、形状和纹理分别进行编码。
According to the MPEG-4 verification model, video sequence must be segmented into semantic video objects. Their motion, shape and texture information are coded respectively.
该文讨论面向对象编码的视频分割算法。
This paper deals with automatic object segmentation method for object-oriented video encoding.
视频对象分割算法的性能好坏将直接影响MPEG-4编码产品的质量。
The performance of video object segmentation algorithm has the direct effect on quality of MPEG-4 products.
视频运动对象的自动分割是实现新一代对象基视频编码标准MPEG - 4的重要技术，本文提出了一种基于帧内图像分区的运动对象自动分割算法。
Automatic segmentation of moving objects in video sequences is a significant technology for implementing emerging object-based video coding standard MPEG-4.
任意形状图象对象的变换编码方法是MPEG -4视频编码实现的核心技术之一。
Coding of arbitrarily shaped image is one of the core techniques in MPEG 4 video compression. One approach to transform an arbitrarily shaped image region is addressed.
基于对象的视频编码主要包括视频对象的分割和视频对象的编码两部分。
Object-based video coding mostly includes video object segmentation and video object coding.
视频对象分割技术作为多媒体技术应用的一个主要方面，在视频编码、检索、多媒体交互和计算机视觉中有着极为重要的应用。
The video segmentation plays an important role in the application of multimedia, and has a widely future in video coding, video browsing, multi-media interacting and computer vision.
本文的主要研究对象是基于DSP的H。 263视频编码器的软件实现方法和DSP系统的开发技术。
The main research objects of our paper are software implement method of H. 263 video CODEC and development technology of DSP system.
简要介绍了MPEG - 4标准的主要内容在此基础上着重介绍了音频对象的编码和视频对象的编码。
MPEG-4 standards are described in brief. Based on this, audio object coding and video object coding are emphasized.
文章介绍了MPEG-4视频标准，详细地描述了其中基于对象编码的概念，并简明扼要地讨论了某些重要的实用算法与结构。
The paper introduces MPEG - 4 video standard, describes some basic concepts in detail, and discusses come important structure and some practical algorithms.
4通过脸部定义参数FDP和脸部运动参数FAP来对人脸对象进行编码，从而获得码率极低的视频流。
MPEG-4defines a complete set of FDP and FAP in order to encode the facial object with a low bit-rate.
针对基于对象的视频编码应用，提出了一种基于运动的区域生长分割方案，将图像分割成具有一致运动特征的区域。
This paper proposes a motion based region growing segmentation scheme for the object based video coding which segments an image into homogeneous regions characterized by a coherent motion.
最后应用不平衡量化器实现基于感兴趣对象的视频编码。
Finally, it ADAPTS the distorted quantizer to realize the interest-based video coding.
本论文是研究的对象是以低码率视频编码技术(基于H . 263)为目标的视频编码标准，目的是为了能大大提高视频质量。
The purpose of this thesis is to study about the video-coding standard targeted for low-bit-rate video coding technique (H. 263) that improves video quality considerably.
在MPEG -4视频编码标准中，为了实现基于视频内容的交互功能，其视频序列的每一帧由视频对象面(VOP)来表示。
In order to support content based functions in the visual standard of MPEG 4, each frame of video sequences should be represented in terms of video object planes (VOP's).
在MPEG -4视频编码标准中，为了实现基于视频内容的交互功能，其视频序列的每一帧由视频对象面(VOP)来表示。
In order to support content based functions in the visual standard of MPEG 4, each frame of video sequences should be represented in terms of video object planes (VOP's).
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