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MX2020007663A - Procesamiento de una nube de puntos. - Google Patents

Procesamiento de una nube de puntos.

Info

Publication number
MX2020007663A
MX2020007663A MX2020007663A MX2020007663A MX2020007663A MX 2020007663 A MX2020007663 A MX 2020007663A MX 2020007663 A MX2020007663 A MX 2020007663A MX 2020007663 A MX2020007663 A MX 2020007663A MX 2020007663 A MX2020007663 A MX 2020007663A
Authority
MX
Mexico
Prior art keywords
point cloud
depth
depth image
values
cloud frame
Prior art date
Application number
MX2020007663A
Other languages
English (en)
Inventor
Pinsach Joan Llach
Jean-Claude Chevet
Kangying Cai
Original Assignee
Interdigital Vc Holdings Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Interdigital Vc Holdings Inc filed Critical Interdigital Vc Holdings Inc
Publication of MX2020007663A publication Critical patent/MX2020007663A/es

Links

Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/169Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding
    • H04N19/182Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being a pixel
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/85Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression
    • H04N19/88Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression involving rearrangement of data among different coding units, e.g. shuffling, interleaving, scrambling or permutation of pixel data or permutation of transform coefficient data among different blocks
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/30Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using hierarchical techniques, e.g. scalability
    • H04N19/33Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using hierarchical techniques, e.g. scalability in the spatial domain
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/50Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/503Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/80Details of filtering operations specially adapted for video compression, e.g. for pixel interpolation

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Testing, Inspecting, Measuring Of Stereoscopic Televisions And Televisions (AREA)

Abstract

Al menos una modalidad se refiere a un método para rellenar una primera imagen de profundidad representativa de valores de profundidad de puntos más cercanos de un cuadro de nube de puntos y una segunda imagen de profundidad representativa de valores de profundidad de puntos más alejados de un cuadro de nube de puntos. El método también comprende codificar una corriente de video incluyendo una intercalación en tiempo de dichas primera y segunda imágenes codificadas. También se proporciona un método que comprende decodificar una corriente de video para proporcionar una primera imagen de profundidad representativa de valores de profundidad de puntos más cercanos de un cuadro de nube de puntos y una segunda imagen de profundidad representativa de valores de profundidad de puntos más alejados de un cuadro de nube de puntos, y filtrar valores de pixel de la segunda imagen de profundidad utilizando valores de pixel de la primera imagen de profundidad.
MX2020007663A 2018-01-19 2019-01-21 Procesamiento de una nube de puntos. MX2020007663A (es)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP18305050 2018-01-19
EP18305282 2018-03-15
PCT/IB2019/050490 WO2019142163A1 (en) 2018-01-19 2019-01-21 Processing a point cloud

Publications (1)

Publication Number Publication Date
MX2020007663A true MX2020007663A (es) 2020-09-14

Family

ID=65520343

Family Applications (1)

Application Number Title Priority Date Filing Date
MX2020007663A MX2020007663A (es) 2018-01-19 2019-01-21 Procesamiento de una nube de puntos.

Country Status (6)

Country Link
US (1) US11949889B2 (es)
EP (1) EP3741118A1 (es)
JP (1) JP7476104B2 (es)
CN (2) CN118890482A (es)
MX (1) MX2020007663A (es)
WO (1) WO2019142163A1 (es)

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Also Published As

Publication number Publication date
US20200359035A1 (en) 2020-11-12
JP7476104B2 (ja) 2024-04-30
CN111837392A (zh) 2020-10-27
US11949889B2 (en) 2024-04-02
EP3741118A1 (en) 2020-11-25
WO2019142163A1 (en) 2019-07-25
CN118890482A (zh) 2024-11-01
JP2021511712A (ja) 2021-05-06
CN111837392B (zh) 2024-07-23

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