AU2019455073B2 - Image encoding method, image decoding method, encoder, decoder and storage medium - Google Patents

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

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Publication number
AU2019455073B2
AU2019455073B2 AU2019455073A AU2019455073A AU2019455073B2 AU 2019455073 B2 AU2019455073 B2 AU 2019455073B2 AU 2019455073 A AU2019455073 A AU 2019455073A AU 2019455073 A AU2019455073 A AU 2019455073A AU 2019455073 B2 AU2019455073 B2 AU 2019455073B2
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matrix
offset parameter
initial
mip mode
coding
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AU2019455073A1 (en
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Jinkun GUO
Junyan Huo
Yanzhuo Ma
Shuai Wan
Haixin Wang
Fuzheng Yang
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Guangdong Oppo Mobile Telecommunications Corp Ltd
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Guangdong Oppo Mobile Telecommunications Corp Ltd
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Priority to AU2025202149A priority patent/AU2025202149A1/en
Priority to AU2025202148A priority patent/AU2025202148A1/en
Priority to AU2025202141A priority patent/AU2025202141A1/en
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    • 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
    • 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
    • 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
    • H04N19/134—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

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  • 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)
AU2019455073A 2019-06-25 2019-06-25 Image encoding method, image decoding method, encoder, decoder and storage medium Active AU2019455073B2 (en)

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AU2025202142A AU2025202142A1 (en) 2019-06-25 2025-03-25 Image encoding method, image decoding method, encoder, decoder and storage medium
AU2025202149A AU2025202149A1 (en) 2019-06-25 2025-03-25 Image encoding method, image decoding method, encoder, decoder and storage medium
AU2025202148A AU2025202148A1 (en) 2019-06-25 2025-03-25 Image encoding method, image decoding method, encoder, decoder and storage medium
AU2025202141A AU2025202141A1 (en) 2019-06-25 2025-03-25 Image encoding method, image decoding method, encoder, decoder and storage medium

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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

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AU2025202141A Division AU2025202141A1 (en) 2019-06-25 2025-03-25 Image encoding method, image decoding method, encoder, decoder and storage medium
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US20250294165A1 (en) 2025-09-18
JP7448563B2 (ja) 2024-03-12
KR20250161671A (ko) 2025-11-17
MX2021004541A (es) 2021-06-15
ZA202101697B (en) 2022-07-27
AU2025202149A1 (en) 2025-04-10
CN115150612A (zh) 2022-10-04
US20210352298A1 (en) 2021-11-11
CA3208670A1 (en) 2020-12-30
US11146798B2 (en) 2021-10-12
KR20250135352A (ko) 2025-09-12
AU2019455073A1 (en) 2021-04-08
AU2025202142A1 (en) 2025-04-10
CA3112849C (en) 2023-10-17
CN115150612B (zh) 2025-03-11
SG11202102562WA (en) 2021-04-29
AU2025202148A1 (en) 2025-04-10
JP2022542210A (ja) 2022-09-30
EP4228256A1 (en) 2023-08-16
IL281400B2 (en) 2024-05-01
EP3820151B1 (en) 2023-06-14
CN120034648A (zh) 2025-05-23
CN120034647B (zh) 2025-12-05
US20210218971A1 (en) 2021-07-15
CN120034647A (zh) 2025-05-23
PH12021550517A1 (en) 2022-02-21
IL281400B1 (en) 2024-01-01
US12192479B2 (en) 2025-01-07
US20250088643A1 (en) 2025-03-13
KR102859555B1 (ko) 2025-09-12
CN113068032B (zh) 2022-07-26
IL281400A (en) 2021-04-29
ES2950980T3 (es) 2023-10-17
CN113068032A (zh) 2021-07-02
KR20250136435A (ko) 2025-09-16
BR112021006724A2 (pt) 2022-02-01
IL309549A (en) 2024-02-01
KR20250138287A (ko) 2025-09-19
JP7674550B2 (ja) 2025-05-09
CA3112849A1 (en) 2020-12-30
WO2020258010A1 (zh) 2020-12-30
JP2025100831A (ja) 2025-07-03
EP3820151A1 (en) 2021-05-12
KR20250138286A (ko) 2025-09-19
AU2025202141A1 (en) 2025-04-10
EP3820151A4 (en) 2021-06-16
CN112514381A (zh) 2021-03-16
JP2024059922A (ja) 2024-05-01
KR20220023324A (ko) 2022-03-02
PL3820151T3 (pl) 2023-08-14

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