PL3876539T3 - Sposób kodowania/dekodowania sygnału obrazu i urządzenie do tego - Google Patents

Sposób kodowania/dekodowania sygnału obrazu i urządzenie do tego

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Publication number
PL3876539T3
PL3876539T3 PL19883290.9T PL19883290T PL3876539T3 PL 3876539 T3 PL3876539 T3 PL 3876539T3 PL 19883290 T PL19883290 T PL 19883290T PL 3876539 T3 PL3876539 T3 PL 3876539T3
Authority
PL
Poland
Prior art keywords
encoding
image signal
apparatus therefor
decoding image
decoding
Prior art date
Application number
PL19883290.9T
Other languages
English (en)
Inventor
Bae Keun Lee
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 PL3876539T3 publication Critical patent/PL3876539T3/pl

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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
    • H04N19/103—Selection of coding mode or of prediction mode
    • H04N19/105—Selection of the reference unit for prediction within a chosen coding or prediction mode, e.g. adaptive choice of position and number of pixels used for 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
    • H04N19/102—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
    • H04N19/119—Adaptive subdivision aspects, e.g. subdivision of a picture into rectangular or non-rectangular coding blocks
    • 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
    • H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
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    • 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
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    • 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
    • H04N19/109—Selection of coding mode or of prediction mode among a plurality of temporal predictive coding modes
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    • 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
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    • H—ELECTRICITY
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    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
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    • H04N19/136—Incoming video signal characteristics or properties
    • H04N19/137—Motion inside a coding unit, e.g. average field, frame or block difference
    • H—ELECTRICITY
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    • 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
    • H04N19/136—Incoming video signal characteristics or properties
    • H04N19/137—Motion inside a coding unit, e.g. average field, frame or block difference
    • H04N19/139—Analysis of motion vectors, e.g. their magnitude, direction, variance or reliability
    • H—ELECTRICITY
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    • 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
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    • H04N19/182—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 pixel
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    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/46—Embedding additional information in the video signal during the compression process
    • H04N19/463—Embedding additional information in the video signal during the compression process by compressing encoding parameters before transmission
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
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    • H04N19/51—Motion estimation or motion compensation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
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    • 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
    • H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
    • H04N19/51—Motion estimation or motion compensation
    • H04N19/513—Processing of motion vectors
    • 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
    • H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
    • H04N19/51—Motion estimation or motion compensation
    • H04N19/513—Processing of motion vectors
    • H04N19/517—Processing of motion vectors by encoding
    • H04N19/52—Processing of motion vectors by encoding by predictive encoding
    • H—ELECTRICITY
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    • 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
    • H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
    • H04N19/51—Motion estimation or motion compensation
    • H04N19/537—Motion estimation other than block-based
    • H04N19/54—Motion estimation other than block-based using feature points or meshes
    • H—ELECTRICITY
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    • 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
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    • 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]
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    • 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
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    • 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
    • H04N19/91—Entropy coding, e.g. variable length coding [VLC] or arithmetic coding
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    • 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
    • H04N19/96—Tree coding, e.g. quad-tree coding

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  • 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)
  • Compression Of Band Width Or Redundancy In Fax (AREA)
  • Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
PL19883290.9T 2018-11-08 2019-11-07 Sposób kodowania/dekodowania sygnału obrazu i urządzenie do tego PL3876539T3 (pl)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
KR20180136255 2018-11-08
KR20180149064 2018-11-27
KR20180148890 2018-11-27
PCT/KR2019/015096 WO2020096388A1 (ko) 2018-11-08 2019-11-07 영상 신호 부호화/복호화 방법 및 이를 위한 장치

Publications (1)

Publication Number Publication Date
PL3876539T3 true PL3876539T3 (pl) 2024-04-15

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US (3) US11470312B2 (pl)
EP (2) EP4274233A3 (pl)
JP (2) JP7430721B2 (pl)
KR (1) KR20200054104A (pl)
CN (4) CN116248869A (pl)
BR (1) BR112021008298A2 (pl)
CA (2) CA3118269C (pl)
CL (1) CL2021001128A1 (pl)
DK (1) DK3876539T3 (pl)
FI (1) FI3876539T3 (pl)
IL (2) IL307153A (pl)
MX (1) MX2021005504A (pl)
PH (1) PH12021550966A1 (pl)
PL (1) PL3876539T3 (pl)
PT (1) PT3876539T (pl)
SG (1) SG11202104433RA (pl)
WO (1) WO2020096388A1 (pl)
ZA (1) ZA202103439B (pl)

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KR20200083337A (ko) * 2018-12-28 2020-07-08 한국전자통신연구원 영상 부호화/복호화 방법, 장치 및 비트스트림을 저장한 기록 매체
US11032574B2 (en) * 2018-12-31 2021-06-08 Tencent America LLC Method and apparatus for video coding
US10742972B1 (en) * 2019-03-08 2020-08-11 Tencent America LLC Merge list construction in triangular prediction
WO2022177380A1 (ko) * 2021-02-18 2022-08-25 현대자동차주식회사 인터 예측 기반의 비디오 부호화 및 복호화
JP2023156064A (ja) * 2022-04-12 2023-10-24 Kddi株式会社 画像復号装置、画像復号方法及びプログラム
JP2023156062A (ja) * 2022-04-12 2023-10-24 Kddi株式会社 画像復号装置、画像復号方法及びプログラム
JP2023156061A (ja) * 2022-04-12 2023-10-24 Kddi株式会社 画像復号装置、画像復号方法及びプログラム

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KR20170058838A (ko) * 2015-11-19 2017-05-29 한국전자통신연구원 화면간 예측 향상을 위한 부호화/복호화 방법 및 장치
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KR20180084659A (ko) * 2017-01-16 2018-07-25 세종대학교산학협력단 영상의 부호화/복호화 방법 및 장치
CN116193109A (zh) 2017-01-16 2023-05-30 世宗大学校产学协力团 影像编码/解码方法
KR20200097811A (ko) * 2018-02-22 2020-08-19 엘지전자 주식회사 영상 코딩 시스템에서 블록 분할 구조에 따른 영상 디코딩 방법 및 장치
CN115695785B (zh) 2018-10-27 2023-06-06 华为技术有限公司 图像预测方法及装置
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CN113170142A (zh) 2018-11-22 2021-07-23 华为技术有限公司 编码器、解码器及对应帧间预测方法
US10778977B2 (en) * 2018-12-05 2020-09-15 Qualcomm Incorporated Triangle motion information for video coding
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JP2024045337A (ja) 2024-04-02
IL282761A (en) 2021-06-30
CA3118269A1 (en) 2020-05-14
IL282761B1 (en) 2023-12-01
MX2021005504A (es) 2021-06-18
DK3876539T3 (da) 2024-02-12
PT3876539T (pt) 2024-02-06
CA3118269C (en) 2023-10-03
FI3876539T3 (fi) 2024-02-09
US20210337196A1 (en) 2021-10-28
CA3207984A1 (en) 2020-05-14
EP4274233A2 (en) 2023-11-08
CN112970260A (zh) 2021-06-15
EP3876539B1 (en) 2023-12-27
US20220337832A1 (en) 2022-10-20
KR20200054104A (ko) 2020-05-19
CN113395519B (zh) 2023-04-07
CN116248870A (zh) 2023-06-09
US11470312B2 (en) 2022-10-11
JP2022509024A (ja) 2022-01-20
WO2020096388A1 (ko) 2020-05-14
CN116248869A (zh) 2023-06-09
EP3876539A4 (en) 2021-12-29
PH12021550966A1 (en) 2021-12-06
BR112021008298A2 (pt) 2021-08-03
AU2019375315A1 (en) 2021-06-03
CN113395519A (zh) 2021-09-14
EP3876539A1 (en) 2021-09-08
IL307153A (en) 2023-11-01
SG11202104433RA (en) 2021-05-28
US11882282B2 (en) 2024-01-23
JP7430721B2 (ja) 2024-02-13
ZA202103439B (en) 2022-07-27
IL282761B2 (en) 2024-04-01
CL2021001128A1 (es) 2021-11-19
US20220337833A1 (en) 2022-10-20
EP4274233A3 (en) 2023-11-22

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