Container format for multimedia presentations
AssigneeTelefonaktiebolaget LM Ericsson (publ)
InventorsPer Frojdh, Torbjorn Einarsson, Magnus Westerlund
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Abstract
In a method for transmitting a multimedia presentation comprising a number of media objects: the media objects are organized in a multimedia container or container format; identifiers referring to the media objects are organized in the same container; and an identifiable file coordinating the media objects is also provided in the container.
Claims6
A computer useable storage memory storing therein a self-contained multimedia container file including a self-contained multimedia presentation as one unit, said multimedia presentation comprising a plurality of media objects, said multimedia container file comprising:
- said media objects comprising one or a combination of dynamic media objects in tracks and static media files, organized as interleaved continuous fragments of data in the multimedia container file,
- identifiers referring to each of said plurality of media objects organized in said multimedia container file;
- and
- an identifiable scene description file as a starting file for coordinating the plurality of media objects based on said identifiers, to enable identification of a start of said multimedia presentation and the dependencies between said plurality of media objects of said multimedia presentation, organized in said multimedia container file;
- wherein said identifiers referring to said dynamic media objects are organized and located in a first section of said multimedia container file;
- and
- wherein said identifiers referring to said static media files are organized and located in a second section of said multimedia container file different from said first section;
- wherein said interleaved media objects are organized and located in a third section of said multimedia container file, different from said first and second section, and
- wherein said scene description file is treated as a static file and included in said second section of said multimedia container file.
Dependencies are inferred from the claim text.