多媒体数据的数据库存取技术——以某地防汛抗旱指挥系统开发应用为例

DATABASE STORAGING AND EXTRACTING TECHNIQUE OF MULTIMEDIA DATA——TAKING THE DEVELOPMENT AND APPLICATION OF FLOOD-CONTROL AND DROUGHT-RESISTANT COMMAND SYSTEM OF A CERTAIN AREA AS AN EXAMPLE

该文以一实例阐述了采用DELPHI编程实现多媒体数据的转换、实时更新与维护、读取播放 ,以提高基于GIS的信息管理系统中对巨量多媒体数据的管理和使用效率的理论及其应用 。

In the paper, taking a practical example to expound the adoption of DELPHI programming for the execution of the translating, real-time updating and maintaining, reading and playing of multimedia data, so as to enhance the theory and its application of managing and applying efficiency for a great deal of multimedia data in the information management system based on GIS, which possesses certain practical value for the development of the system