Method, device and computer program for encapsulating media data into a media file
US11638066B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Nov 22, 2019 |
| Grant date | Apr 25, 2023 |
| Priority date | — |
| Expiry date | Nov 22, 2039 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04N21/8455
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A method and device for encapsulating media data into a media file and parsing a media file. The method comprising according to one of its aspects: including, in the media file, a first track comprising media samples, each media sample contains a set of one or more NAL units; including, in the media file, a second track comprising an extractor, the extractor is a structure referencing a data entity in a media sample contained in the first track; and including, in the extractor, a copy mode attribute that identifies, in the media sample, the referenced data entity relatively to one or more NAL units contained in the media sample.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.