PL3723373T3 - Sposób dekodowania sygnału obrazu, sposób kodowania sygnału obrazu i nośnik danych - Google Patents

Sposób dekodowania sygnału obrazu, sposób kodowania sygnału obrazu i nośnik danych

Info

Publication number
PL3723373T3
PL3723373T3 PL19856204.3T PL19856204T PL3723373T3 PL 3723373 T3 PL3723373 T3 PL 3723373T3 PL 19856204 T PL19856204 T PL 19856204T PL 3723373 T3 PL3723373 T3 PL 3723373T3
Authority
PL
Poland
Prior art keywords
image signal
decoding
encoding
storage medium
image
Prior art date
Application number
PL19856204.3T
Other languages
English (en)
Inventor
Moonmo Koo
Mehdi SALEHIFAR
Seunghwan Kim
Jaehyun Lim
Original Assignee
Lg Electronics 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 Lg Electronics Inc. filed Critical Lg Electronics Inc.
Publication of PL3723373T3 publication Critical patent/PL3723373T3/pl

Links

Classifications

    • 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
    • H04N19/12—Selection from among a plurality of transforms or standards, e.g. selection between discrete cosine transform [DCT] and sub-band transform or selection between H.263 and H.264
    • H04N19/122—Selection of transform size, e.g. 8x8 or 2x4x8 DCT; Selection of sub-band transforms of varying structure or type
    • 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
    • H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
    • H04N19/61—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding in combination with predictive coding
    • 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
    • H04N19/12—Selection from among a plurality of transforms or standards, e.g. selection between discrete cosine transform [DCT] and sub-band transform or selection between H.263 and H.264
    • 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
    • H04N19/103—Selection of coding mode or of prediction mode
    • H04N19/11—Selection of coding mode or of prediction mode among a plurality of spatial predictive coding modes
    • 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
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/134—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or criterion affecting or controlling the adaptive coding
    • H04N19/157—Assigned coding mode, i.e. the coding mode being predefined or preselected to be further used for selection of another element or parameter
    • H04N19/159—Prediction type, e.g. intra-frame, inter-frame or bidirectional frame prediction
    • 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
    • H04N19/169—Methods 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
    • H04N19/17—Methods 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 an image region, e.g. an object
    • H04N19/176—Methods 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 an image region, e.g. an object the region being a block, e.g. a macroblock
    • 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
    • H04N19/169—Methods 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
    • H04N19/18—Methods 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 set of transform coefficients
    • 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
    • H04N19/423—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 characterised by memory arrangements
    • 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
    • H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/593—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving spatial prediction techniques
    • 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
    • H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
    • H04N19/625—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding using discrete cosine transform [DCT]
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Discrete Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Television Signal Processing For Recording (AREA)
PL19856204.3T 2018-09-02 2019-09-02 Sposób dekodowania sygnału obrazu, sposób kodowania sygnału obrazu i nośnik danych PL3723373T3 (pl)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201862726298P 2018-09-02 2018-09-02
PCT/KR2019/011252 WO2020046086A1 (ko) 2018-09-02 2019-09-02 영상 신호를 처리하기 위한 방법 및 장치

Publications (1)

Publication Number Publication Date
PL3723373T3 true PL3723373T3 (pl) 2023-11-06

Family

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PL19856204.3T PL3723373T3 (pl) 2018-09-02 2019-09-02 Sposób dekodowania sygnału obrazu, sposób kodowania sygnału obrazu i nośnik danych

Country Status (10)

Country Link
US (5) US10924736B2 (pl)
EP (3) EP4152748A1 (pl)
JP (5) JP7052075B2 (pl)
KR (5) KR102585635B1 (pl)
CN (3) CN114928745B (pl)
BR (1) BR112021003829A2 (pl)
ES (1) ES2950975T3 (pl)
HU (1) HUE063301T2 (pl)
PL (1) PL3723373T3 (pl)
WO (1) WO2020046086A1 (pl)

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JP2025083568A (ja) 2025-05-30
EP4391535A3 (en) 2024-09-25
HUE063301T2 (hu) 2024-01-28
WO2020046086A1 (ko) 2020-03-05
JP2021510286A (ja) 2021-04-15
US20240089434A1 (en) 2024-03-14
KR20230145221A (ko) 2023-10-17
JP7654043B2 (ja) 2025-03-31
US11109028B2 (en) 2021-08-31
KR102432400B1 (ko) 2022-08-12
US11863746B2 (en) 2024-01-02
JP7780047B2 (ja) 2025-12-03
EP3723373A4 (en) 2021-01-20
CN114915784B (zh) 2024-04-19
KR20220115825A (ko) 2022-08-18
US20210360248A1 (en) 2021-11-18
KR20250024119A (ko) 2025-02-18
KR102585635B1 (ko) 2023-10-05
CN114928745A (zh) 2022-08-19
US20200304791A1 (en) 2020-09-24
EP3723373A1 (en) 2020-10-14
JP2026015554A (ja) 2026-01-29
JP7052075B2 (ja) 2022-04-11
KR102765981B1 (ko) 2025-02-07
EP3723373B1 (en) 2023-06-07
KR20200086735A (ko) 2020-07-17
JP7372379B2 (ja) 2023-10-31
ES2950975T3 (es) 2023-10-17
JP2023179742A (ja) 2023-12-19
JP2022087154A (ja) 2022-06-09
KR20230145220A (ko) 2023-10-17
EP4152748A1 (en) 2023-03-22
CN114915784A (zh) 2022-08-16
US20210099704A1 (en) 2021-04-01
US20250254306A1 (en) 2025-08-07
BR112021003829A2 (pt) 2021-05-18
US12316843B2 (en) 2025-05-27
EP4391535A2 (en) 2024-06-26
US10924736B2 (en) 2021-02-16
CN111758260B (zh) 2022-07-08
CN114928745B (zh) 2024-04-19
CN111758260A (zh) 2020-10-09
KR102765982B1 (ko) 2025-02-07

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