Multiple perspective video streaming using gradual decoding refresh
AssigneeDolby Laboratories Licensing Corporation
InventorsGuan-Ming Su, Sheng Qu, Peng Yin, Samir Hulyalkar
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AssigneeDolby Laboratories Licensing Corporation
InventorsGuan-Ming Su, Sheng Qu, Peng Yin, Samir Hulyalkar
Estimating the term…
In one example, a method of streaming a multiple perspective video of a scene includes generating two or more streams of decoding units (DUs) to encode the videos of different respective views of the scene by intra-coding a selected region of a respective frame, inter-coding other regions of the respective frame, and changing the selected region in accordance with a gradual decoding refresh period. The method also includes generating a stream of packets to carry the generated streams of DUs. The stream of packets includes source packets and parity packets configured to provide unequal error protection to different sets of the DUs based on the respective importance ranks assigned thereto. In some examples, the unequal error protection is implemented using rateless forward error correction coding and a greedy algorithm for optimally distributing the budget of parity packets among the various DUs.
A method of streaming a multiple perspective video of a scene, the method comprising:
A method of streaming a multiple perspective video of a scene, the method comprising:
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