Title:
METHOD AND APPARATUS OF ENCODING/DECODING POINT CLOUD GEOMETRY DATA
Document Type and Number:
WIPO Patent Application WO/2023/123261
Kind Code:
A1
Abstract:
There is provided methods and apparatus of encoding/decoding a point cloud Into/from a bitstream of encoded point cloud data. The methods select a context based on prediction data used for predicting radius associated with points of the point cloud and entropy encode/decode residual radius associated with points of the point cloud by using the selected contexts.
Inventors:
GAO SHUO (CN)
Application Number:
PCT/CN2021/143296
Publication Date:
July 06, 2023
Filing Date:
December 30, 2021
Export Citation:
Assignee:
BEIJING XIAOMI MOBILE SOFTWARE CO LTD (CN)
International Classes:
G06T9/40; G06T9/00; H04N19/597; H04N19/91
Domestic Patent References:
| WO2021084295A1 | 2021-05-06 |
Foreign References:
| US20210312670A1 | 2021-10-07 |
Other References:
NORITAKA IGUCHI (PANASONIC) ET AL: "[G-PCC] EE13.47 report on spherical coordinate geometry", no. m58051, 4 October 2021 (2021-10-04), XP030298738, Retrieved from the Internet [retrieved on 20211004]
LASSERRE (XIAOMI) S ET AL: "[GPCC-EE13.53] Algorithmic explanation of the new Lidar Codec LL-LC2", no. m57073, 10 June 2021 (2021-06-10), XP030294464, Retrieved from the Internet [retrieved on 20210610]
LASSERRE (XIAOMI) S ET AL: "[GPCC-EE13.53] Algorithmic explanation of the new Lidar Codec LL-LC2", no. m57073, 10 June 2021 (2021-06-10), XP030294464, Retrieved from the Internet
Attorney, Agent or Firm:
TSINGYIHUA INTELLECTUAL PROPERTY LLC (CN)
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