BR102018009143A2 - Método e aparelho para codificar e decodificar nuvens de pontos de duas dimensões - Google Patents

Método e aparelho para codificar e decodificar nuvens de pontos de duas dimensões Download PDF

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Publication number
BR102018009143A2
BR102018009143A2 BR102018009143-3A BR102018009143A BR102018009143A2 BR 102018009143 A2 BR102018009143 A2 BR 102018009143A2 BR 102018009143 A BR102018009143 A BR 102018009143A BR 102018009143 A2 BR102018009143 A2 BR 102018009143A2
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BR
Brazil
Prior art keywords
operator
mapping
frame
matrix
point cloud
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BR102018009143-3A
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English (en)
Portuguese (pt)
Inventor
Julien Fleureau
Bertrand Chupeau
Renaud Dore
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Thomson Licensing
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    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T3/00—Geometric image transformations in the plane of the image
    • G06T3/06—Topological mapping of higher dimensional structures onto lower dimensional surfaces
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L65/00—Network arrangements, protocols or services for supporting real-time applications in data packet communication
    • H04L65/60—Network streaming of media packets
    • H04L65/70—Media network packetisation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
    • H04N21/23—Processing of content or additional data; Elementary server operations; Server middleware
    • H04N21/234—Processing of video elementary streams, e.g. splicing of video streams or manipulating encoded video stream scene graphs
    • H04N21/2343—Processing of video elementary streams, e.g. splicing of video streams or manipulating encoded video stream scene graphs involving reformatting operations of video signals for distribution or compliance with end-user requests or end-user device requirements
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T9/00—Image coding
    • G06T9/001—Model-based coding, e.g. wire frame
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
    • H04N19/132—Sampling, masking or truncation of coding units, e.g. adaptive resampling, frame skipping, frame interpolation or high-frequency transform coefficient masking
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/42—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by implementation details or hardware specially adapted for video compression or decompression, e.g. dedicated software implementation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/70—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by syntax aspects related to video coding, e.g. related to compression standards
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/85—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/90—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using coding techniques not provided for in groups H04N19/10-H04N19/85, e.g. fractals
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
    • H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
    • H04N21/44—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream or rendering scenes according to encoded video stream scene graphs
    • H04N21/4402—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream or rendering scenes according to encoded video stream scene graphs involving reformatting operations of video signals for household redistribution, storage or real-time display

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Image Processing (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Processing Or Creating Images (AREA)
BR102018009143-3A 2017-05-04 2018-05-04 Método e aparelho para codificar e decodificar nuvens de pontos de duas dimensões BR102018009143A2 (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP17305504.7 2017-05-04
EP17305504.7A EP3399757A1 (en) 2017-05-04 2017-05-04 Method and apparatus to encode and decode two-dimension point clouds

Publications (1)

Publication Number Publication Date
BR102018009143A2 true BR102018009143A2 (pt) 2019-03-19

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Country Link
US (1) US11122101B2 (enExample)
EP (2) EP3399757A1 (enExample)
JP (1) JP7166782B2 (enExample)
KR (1) KR102627189B1 (enExample)
CN (1) CN108810571B (enExample)
BR (1) BR102018009143A2 (enExample)
CA (1) CA3003608A1 (enExample)
MX (1) MX383636B (enExample)
RU (1) RU2762005C2 (enExample)

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Also Published As

Publication number Publication date
JP2018198421A (ja) 2018-12-13
RU2762005C2 (ru) 2021-12-14
EP3399757A1 (en) 2018-11-07
KR20180122947A (ko) 2018-11-14
CA3003608A1 (en) 2018-11-04
JP7166782B2 (ja) 2022-11-08
CN108810571A (zh) 2018-11-13
MX383636B (es) 2025-03-14
MX2018005496A (es) 2018-11-09
KR102627189B1 (ko) 2024-01-22
EP3399758A1 (en) 2018-11-07
US20180324240A1 (en) 2018-11-08
RU2018115810A (ru) 2019-10-30
CN108810571B (zh) 2022-04-05
EP3399758B1 (en) 2020-09-16
RU2018115810A3 (enExample) 2021-06-23
US11122101B2 (en) 2021-09-14

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