IL281400B2 - Image encoding method, image decoding method, encoder, decoder and storage medium - Google Patents

Image encoding method, image decoding method, encoder, decoder and storage medium

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Publication number
IL281400B2
IL281400B2 IL281400A IL28140021A IL281400B2 IL 281400 B2 IL281400 B2 IL 281400B2 IL 281400 A IL281400 A IL 281400A IL 28140021 A IL28140021 A IL 28140021A IL 281400 B2 IL281400 B2 IL 281400B2
Authority
IL
Israel
Prior art keywords
initial
offset parameter
matrix
mip mode
coding
Prior art date
Application number
IL281400A
Other languages
English (en)
Hebrew (he)
Other versions
IL281400B1 (en
IL281400A (en
Original Assignee
Guangdong Oppo Mobile Telecommunications Corp Ltd
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 Guangdong Oppo Mobile Telecommunications Corp Ltd filed Critical Guangdong Oppo Mobile Telecommunications Corp Ltd
Publication of IL281400A publication Critical patent/IL281400A/en
Publication of IL281400B1 publication Critical patent/IL281400B1/en
Publication of IL281400B2 publication Critical patent/IL281400B2/en

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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
    • H04N19/117—Filters, e.g. for pre-processing or post-processing
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F5/00—Methods or arrangements for data conversion without changing the order or content of the data handled
    • G06F5/01—Methods or arrangements for data conversion without changing the order or content of the data handled for shifting, e.g. justifying, scaling, normalising
    • 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
    • H04N19/134—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
    • H04N19/172—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 picture, frame or field
    • 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
    • H04N19/184—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 bits, e.g. of the compressed video stream
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
IL281400A 2019-06-25 2019-06-25 Image encoding method, image decoding method, encoder, decoder and storage medium IL281400B2 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2019/092689 WO2020258010A1 (zh) 2019-06-25 2019-06-25 图像编解码方法、编码器、解码器以及存储介质

Publications (3)

Publication Number Publication Date
IL281400A IL281400A (en) 2021-04-29
IL281400B1 IL281400B1 (en) 2024-01-01
IL281400B2 true IL281400B2 (en) 2024-05-01

Family

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Family Applications (5)

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IL281400A IL281400B2 (en) 2019-06-25 2019-06-25 Image encoding method, image decoding method, encoder, decoder and storage medium
IL309549A IL309549B1 (en) 2019-06-25 2019-06-25 Image encoding method, image decoding method, encoder, decoder and storage medium
IL324916A IL324916A (en) 2019-06-25 2019-06-25 Image encoding method, image decoding method, encoder, decoder and storage medium
IL324917A IL324917A (en) 2019-06-25 2019-06-25 Image encoding method, image decoding method, encoder, decoder and storage medium
IL324915A IL324915A (en) 2019-06-25 2019-06-25 Image encoding method, image decoding method, encoder, decoder and storage medium

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IL309549A IL309549B1 (en) 2019-06-25 2019-06-25 Image encoding method, image decoding method, encoder, decoder and storage medium
IL324916A IL324916A (en) 2019-06-25 2019-06-25 Image encoding method, image decoding method, encoder, decoder and storage medium
IL324917A IL324917A (en) 2019-06-25 2019-06-25 Image encoding method, image decoding method, encoder, decoder and storage medium
IL324915A IL324915A (en) 2019-06-25 2019-06-25 Image encoding method, image decoding method, encoder, decoder and storage medium

Country Status (16)

Country Link
US (7) US11146798B2 (https=)
EP (5) EP3820151B1 (https=)
JP (6) JP7448563B2 (https=)
KR (6) KR20250138286A (https=)
CN (8) CN112514381A (https=)
AU (5) AU2019455073B2 (https=)
BR (1) BR112021006724A2 (https=)
CA (2) CA3112849C (https=)
ES (1) ES2950980T3 (https=)
IL (5) IL281400B2 (https=)
MX (1) MX2021004541A (https=)
PH (1) PH12021550517A1 (https=)
PL (1) PL3820151T3 (https=)
SG (1) SG11202102562WA (https=)
WO (1) WO2020258010A1 (https=)
ZA (1) ZA202101697B (https=)

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Also Published As

Publication number Publication date
CN120034647B (zh) 2025-12-05
IL324917A (en) 2026-01-01
PL3820151T3 (pl) 2023-08-14
US20250294165A1 (en) 2025-09-18
JP2026009301A (ja) 2026-01-19
EP3820151A1 (en) 2021-05-12
KR20250138286A (ko) 2025-09-19
KR20250138287A (ko) 2025-09-19
US12192479B2 (en) 2025-01-07
JP7674550B2 (ja) 2025-05-09
IL281400B1 (en) 2024-01-01
JP7448563B2 (ja) 2024-03-12
AU2025202149A1 (en) 2025-04-10
ZA202101697B (en) 2022-07-27
KR20220023324A (ko) 2022-03-02
US20210352298A1 (en) 2021-11-11
EP4694124A3 (en) 2026-04-01
CA3112849A1 (en) 2020-12-30
EP3820151B1 (en) 2023-06-14
CN115150612A (zh) 2022-10-04
PH12021550517A1 (en) 2022-02-21
KR20250135352A (ko) 2025-09-12
MX2021004541A (es) 2021-06-15
WO2020258010A1 (zh) 2020-12-30
KR102859555B1 (ko) 2025-09-12
CN112514381A (zh) 2021-03-16
CN120034648A (zh) 2025-05-23
ES2950980T3 (es) 2023-10-17
JP2026009299A (ja) 2026-01-19
CN121462761A (zh) 2026-02-03
US20260039836A1 (en) 2026-02-05
IL281400A (en) 2021-04-29
CA3208670A1 (en) 2020-12-30
US20250088643A1 (en) 2025-03-13
US20210218971A1 (en) 2021-07-15
CA3112849C (en) 2023-10-17
KR20250161671A (ko) 2025-11-17
IL324916A (en) 2026-01-01
AU2025202142A1 (en) 2025-04-10
CN113068032A (zh) 2021-07-02
JP2025100831A (ja) 2025-07-03
EP4694125A2 (en) 2026-02-11
US11146798B2 (en) 2021-10-12
AU2019455073A1 (en) 2021-04-08
CN121262363A (zh) 2026-01-02
IL309549A (en) 2024-02-01
EP4694125A3 (en) 2026-04-01
EP4694126A3 (en) 2026-04-01
KR20250136435A (ko) 2025-09-16
IL309549B1 (en) 2026-01-01
CN113068032B (zh) 2022-07-26
AU2025202141A1 (en) 2025-04-10
EP4228256A1 (en) 2023-08-16
CN120034647A (zh) 2025-05-23
EP4694124A2 (en) 2026-02-11
JP2022542210A (ja) 2022-09-30
JP2024059922A (ja) 2024-05-01
EP4694126A2 (en) 2026-02-11
US20260039837A1 (en) 2026-02-05
AU2019455073B2 (en) 2025-02-06
EP3820151A4 (en) 2021-06-16
US20260039835A1 (en) 2026-02-05
BR112021006724A2 (pt) 2022-02-01
CN115150612B (zh) 2025-03-11
AU2025202148A1 (en) 2025-04-10
CN121239842A (zh) 2025-12-30
SG11202102562WA (en) 2021-04-29
IL324915A (en) 2026-01-01
JP2026009300A (ja) 2026-01-19

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