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随着互联网和移动通信网的逐渐普及,视频交互式多媒体业务迅速发展,带来了庞大的市场和产业价值,成为未来通信业务新的增长点。本文首先介绍了国内外视频交互式多媒体业务的开展情况,然后,从共性技术、基础标准、系统标准和系统平台四个方面详细介绍了视频交互式多媒体业务的技术体系。近年来视频交互式多媒体业务技术变化日新月异,新技术层出不穷,极大地提高了业务的服务质量。本文最后着重介绍了视频交互式多媒体业务中的虚拟现实技术、视频转码技术、多媒体检索技术及基于视觉特性的高效视频编码技术等方面的最新技术进展及其给视频交互式多媒体业务所带来的变化。
With the gradual popularization of Internet and mobile communication network, the rapid development of video interactive multimedia services brings huge market and industrial value and becomes a new growth point of future communication services. This paper first introduces the development of video interactive multimedia services at home and abroad, and then introduces the technical system of video interactive multimedia services from four aspects: common technology, basic standards, system standards and system platform. In recent years, video interactive multimedia services technology changes with each passing day, new technologies emerge in an endless stream, which greatly improves the service quality of the service. At the end of this paper, we introduce the latest technological advances in virtual reality technology, video transcoding technology, multimedia retrieval technology and high-efficiency video coding technology based on visual characteristics in video interactive multimedia services, and bring the new technologies to video interactive multimedia services The change.