Method, device, and computer program for encapsulating media data into a media file
US11886487B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jun 11, 2021 |
| Grant date | Jan 30, 2024 |
| Priority date | — |
| Expiry date | Jun 11, 2041 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04N21/85406
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
The invention relates to a method of generating a media file, the method comprising: generating a first data structure assigning a subset of samples or subsamples of a track to one or more sample groups; generating a second data structure comprising data for describing each of the one or more sample groups, the first data structure comprising a first grouping type and the second data structure comprising a second grouping type, wherein the second data structure comprises data for indicating whether the data for describing each of the one or more sample groups is invariant along time or not; and generating a media file including the samples, and the first and second data structures
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.