Video Content Decomposition And Feature Extraction Based On Triple-Play Service

With the development of triple-play service, the network will become more open andcomplex. The multimedia content industry will present an unprecedented new situation.The video online will increase quickly, and video contained with pornographic, violentand endangering state security information will have more channels to spread, as theillegal information spreading wider and wider, the harm will be more serious. In order toensure the safety of TV content, the videos, pictures, texts and audios online must complywith the requirements of the state laws and regulations. HUSTRIM（Huazhong Universityof Science and Technology, Software college, Television and Redio InformationManagement）system can guarantee the safety of content, and it will become an importantwall of monitoring and management.Video content supervision sub-system in HUSTRIM is effective for video featureanalysis, so it can monitor video content automatically. In order to analysis video contenteffectively, the video content supervision system must make full use of video timingcharacteristics, key frame characteristics and audio characteristics. Video monitoringsubsystem included video timing characteristics analysis, content decomposition,characteristics analysis and content auditing. The first module of them is used to extracttiming characteristics and matching with the feature data base, to make sure the video isnew; the second module is used to extract audio, texts and key frame from video; the thirdmodule is used to analysis the feature; the last module is used to audit the video.Video content supervision sub-system in HUSTRIM can audit video contentautomatically, and improve the efficiency of video content auditing. It provides aneffective solution for massive video in triple-play service.