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本文重点介绍了天津数字电视节目平台(基于TS流的节目采集、码流编辑、媒资存储管理、硬盘播出)中的关键部分——媒体资产管理系统(MAM)。该系统以SAN为网络基础,通过分布式存储归档软件,实现了不同存储设备间的数据迁移。通过定制,实现了节目从媒资到播出盘阵的自动上载、播后自动删除等策略。
This article focuses on the media asset management system (MAM), a key part of the digital TV program platform in Tianjin (TS stream-based program acquisition, stream editing, media storage management, and hard disk playout). The system based on SAN network, through the distributed storage and archiving software, data storage between different devices to achieve the migration. Through the customization, the program has realized the automatic upload of the program from the media resources to the broadcast disk array and the automatic deletion after broadcasting.