Systems, methods, and media for playing back protected video content by using top level index file
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United States of America Patent
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Sep 7, 2021
Grant Date -
Apr 2, 2020
app pub date -
Dec 4, 2019
filing date -
Aug 31, 2011
priority date (Note) -
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Abstract
Systems and methods for automatically generating top level index files for use in adaptive bitrate streaming in accordance with embodiments of the invention are disclosed. One embodiment of the method of the invention includes receiving a request from a playback device at a playback server, where the request identifies a piece of content, retrieving a list of assets associated with the identified piece of content using the playback server, filtering the list of assets using at least one predetermined criterion using the playback server, generating a top level index file describing each asset in the filtered list of assets using the playback server, and sending the top level index file to the playback device using the playback server.
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