Information and Communications Technology and Policy

Information and Communications Technology and Policy

Information and Communications Technology and Policy ›› 2022, Vol. 48 ›› Issue (10): 87-90.doi: 10.12267/j.issn.2096-5931.2022.10.013

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A method to identify the similarity of the contents of streaming video files

LIU Shu1, KONG Ling2, TIAN Hui1   

  1. 1. Technology and Standards Research Institute, China Academy of Information and Communications Technology, Beijing 100191, China
    2. People’s Liberation Army of China 93303 Unit, Shenyang 110069, China
  • Received:2022-01-10 Online:2022-10-15 Published:2022-11-01

Abstract:

In CDN, a lot of space is wasted for storage of those stream media files who have same content, but employ different CODEC or bit rate etc. This article presents a new method which identifies the similarity of the contents between a group of streaming video files by the time information of adjacent I frames, and it works for those stream media files just mentioned.

Key words: stream media, similarity, I frame

CLC Number: