- 专利标题: Secure session-based video watermarking for online media streaming
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申请号: US15788770申请日: 2017-10-19
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公开(公告)号: US10432991B2公开(公告)日: 2019-10-01
- 发明人: Haoming Chen , Thomas Inskip , Kongqun Yang
- 申请人: GOOGLE LLC
- 申请人地址: US CA Mountain View
- 专利权人: GOOGLE LLC
- 当前专利权人: GOOGLE LLC
- 当前专利权人地址: US CA Mountain View
- 代理机构: Brake Hughes Bellermann LLP
- 主分类号: H04N21/2389
- IPC分类号: H04N21/2389 ; H04N19/467 ; G06F16/48 ; H04N21/8358 ; H04N21/222 ; H04N21/235 ; H04N21/845 ; H04N21/854 ; G06F21/16 ; H04L9/16 ; H04L9/08 ; H04N21/234 ; G06F21/10 ; H04L9/32
摘要:
A method includes generating a first media file that includes a plurality of first media file segments, generating a second media file as a copy of the first media file, the second media file includes a plurality of second media file segments, embedding a first watermark with the plurality of first media file segments, embedding at least one second watermark with the plurality of second media file segments, generating a manifest file based on a portion of the plurality of first media file segments and a portion of the plurality of second media file segments, the manifest file including a plurality of addresses each referencing a media file segment, and encrypting each of plurality of addresses.
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