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US 2019/0096440 A1Published application
Hierarchical and Reduced Index Structures for Multimedia Files
AssigneeDivx, LLC
InventorsKourosh Soroushian, Roland Osborne, Jason Braness, Shaiwal Priyadarshi
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Abstract
Playback and distribution systems and methods for multimedia files are provided. The multimedia files are encoded with indexes associated with the content data of the multimedia files. Through the use of the indexes, playback of the content is enhanced without significantly increasing the file size of the multimedia file.
Claims1
A method of encoding a media file for playing back by a playback device, comprising:
- incorporating seek locations with content data, the content data having audio, video and subtitle tracks, the seek locations identifying particular timestamps for particular frames within the audio, video or subtitle tracks;
- incorporating an index referencing the incorporated seek locations;
- and
- creating a media file having the content data, the incorporated seek locations, and the incorporated index.
1 more element
Dependencies are inferred from the claim text.