CA3269539A1 - Method and device for coding/decoding image using intra prediction - Google Patents

Method and device for coding/decoding image using intra prediction

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Publication number
CA3269539A1
CA3269539A1 CA3269539A CA3269539A CA3269539A1 CA 3269539 A1 CA3269539 A1 CA 3269539A1 CA 3269539 A CA3269539 A CA 3269539A CA 3269539 A CA3269539 A CA 3269539A CA 3269539 A1 CA3269539 A1 CA 3269539A1
Authority
CA
Canada
Prior art keywords
block
intra prediction
prediction mode
prediction
pixel
Prior art date
Legal status (The legal status 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 status listed.)
Pending
Application number
CA3269539A
Other languages
English (en)
French (fr)
Inventor
Ki Baek Kim
Original Assignee
B1 Institute of Image Technology 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 B1 Institute of Image Technology Inc filed Critical B1 Institute of Image Technology Inc
Publication of CA3269539A1 publication Critical patent/CA3269539A1/en
Pending legal-status Critical Current

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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
    • H04N19/103—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
    • H04N19/119—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
    • H04N19/10—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
    • H04N19/10—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
    • H04N19/182—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
    • 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
    • H04N19/186—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 colour or a chrominance component
    • 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
    • H04N19/46—Embedding additional information in the video signal during the compression process
    • 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
    • H04N19/70—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)
CA3269539A 2018-09-07 2019-09-06 Method and device for coding/decoding image using intra prediction Pending CA3269539A1 (en)

Applications Claiming Priority (7)

Application Number Priority Date Filing Date Title
KR10-2018-0107250 2018-09-07
KR20180107250 2018-09-07
KR10-2018-0110815 2018-09-17
KR20180110815 2018-09-17
KR20180112528 2018-09-19
KR10-2018-0112528 2018-09-19
CA3112916A CA3112916A1 (en) 2018-09-07 2019-09-06 Method and device for coding/decoding image using intra prediction

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
CA3112916A Division CA3112916A1 (en) 2018-09-07 2019-09-06 Method and device for coding/decoding image using intra prediction

Publications (1)

Publication Number Publication Date
CA3269539A1 true CA3269539A1 (en) 2025-10-31

Family

ID=69722933

Family Applications (6)

Application Number Title Priority Date Filing Date
CA3269539A Pending CA3269539A1 (en) 2018-09-07 2019-09-06 Method and device for coding/decoding image using intra prediction
CA3269536A Pending CA3269536A1 (en) 2018-09-07 2019-09-06 Method and device for coding/decoding image using intra prediction
CA3299504A Pending CA3299504A1 (en) 2018-09-07 2019-09-06 Method and device for coding/decoding image using intra prediction
CA3112916A Pending CA3112916A1 (en) 2018-09-07 2019-09-06 Method and device for coding/decoding image using intra prediction
CA3299513A Pending CA3299513A1 (en) 2018-09-07 2019-09-06 Method and device for coding/decoding image using intra prediction
CA3299518A Pending CA3299518A1 (en) 2018-09-07 2019-09-06 Method and device for coding/decoding image using intra prediction

Family Applications After (5)

Application Number Title Priority Date Filing Date
CA3269536A Pending CA3269536A1 (en) 2018-09-07 2019-09-06 Method and device for coding/decoding image using intra prediction
CA3299504A Pending CA3299504A1 (en) 2018-09-07 2019-09-06 Method and device for coding/decoding image using intra prediction
CA3112916A Pending CA3112916A1 (en) 2018-09-07 2019-09-06 Method and device for coding/decoding image using intra prediction
CA3299513A Pending CA3299513A1 (en) 2018-09-07 2019-09-06 Method and device for coding/decoding image using intra prediction
CA3299518A Pending CA3299518A1 (en) 2018-09-07 2019-09-06 Method and device for coding/decoding image using intra prediction

Country Status (12)

Country Link
US (6) US11917195B2 (https=)
EP (1) EP3849183A4 (https=)
JP (4) JP2021536717A (https=)
KR (2) KR102892410B1 (https=)
CN (9) CN112740675B (https=)
AU (7) AU2019336894A1 (https=)
CA (6) CA3269539A1 (https=)
MY (1) MY207996A (https=)
PH (1) PH12021550487A1 (https=)
SG (1) SG11202101876RA (https=)
WO (1) WO2020050685A1 (https=)
ZA (2) ZA202101431B (https=)

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CA3269539A1 (en) * 2018-09-07 2025-10-31 B1 Institute Of Image Technology, Inc. Method and device for coding/decoding image using intra prediction
WO2020071616A1 (ko) * 2018-10-04 2020-04-09 엘지전자 주식회사 Cclm에 기반한 인트라 예측 방법 및 그 장치
CN118741110A (zh) * 2018-12-17 2024-10-01 皇家飞利浦有限公司 一种视频编码/解码方法及装置
CN109874011B (zh) * 2018-12-28 2020-06-09 杭州海康威视数字技术股份有限公司 编码方法、解码方法及装置
MX2021007764A (es) 2018-12-28 2021-08-05 B1 Institute Image Technology Inc Metodo y dispositivo de codificacion/decodificacion de video a base de intra prediccion.
JP7534399B2 (ja) 2019-11-01 2024-08-14 北京字節跳動網絡技術有限公司 クロス成分映像コーディングにおける線形パラメータの導出
US11930208B2 (en) 2020-01-10 2024-03-12 Tencent America LLC Method and apparatus for signaling skip mode flag
CN115462081B (zh) 2020-04-18 2025-01-10 抖音视界有限公司 4:2:0或4:2:2视频的交叉分量编解码
CN120475148A (zh) 2020-05-11 2025-08-12 Lg 电子株式会社 图像编译方法及其装置
WO2022108417A1 (ko) * 2020-11-23 2022-05-27 현대자동차주식회사 서브블록단위 인트라 예측을 이용하는 영상 부호화 및 복호화 방법과 장치
WO2023122630A1 (en) * 2021-12-21 2023-06-29 Bytedance Inc. Method, apparatus, and medium for video processing
KR20240134149A (ko) * 2022-01-04 2024-09-06 엘지전자 주식회사 영상 부호화/복호화 방법, 비트스트림을 전송하는 방법 및 비트스트림을 저장한 기록 매체
WO2024122880A1 (ko) * 2022-12-06 2024-06-13 현대자동차주식회사 Mpm 리스트를 적응적으로 생성하는 비디오 코딩방법 및 장치
WO2024122886A1 (ko) * 2022-12-07 2024-06-13 현대자동차주식회사 적응적 템플릿 기반 인트라 예측모드 유도를 이용하는 비디오 코딩방법 및 장치
WO2024237502A1 (ko) * 2023-05-16 2024-11-21 현대자동차주식회사 외삽 기반의 인트라 예측을 위한 방법

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KR101611409B1 (ko) 2011-09-28 2016-04-14 한국전자통신연구원 인트라 예측 모드 부호화/복호화 방법 및 장치
ES2816567T3 (es) * 2011-10-24 2021-04-05 Innotive Ltd Método y aparato para decodificar modo de intra-predicción
KR101846250B1 (ko) * 2011-12-14 2018-04-06 주식회사 스카이미디어테크 적중률이 높은 ｍｐｍ을 통한 영상의 부호화 방법 및 장치, 그리고 복호화 방법 및 장치
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MX2021007764A (es) * 2018-12-28 2021-08-05 B1 Institute Image Technology Inc Metodo y dispositivo de codificacion/decodificacion de video a base de intra prediccion.

Also Published As

Publication number Publication date
JP2024050708A (ja) 2024-04-10
US20240348823A1 (en) 2024-10-17
ZA202101431B (en) 2024-02-28
US20250193441A1 (en) 2025-06-12
KR102892410B1 (ko) 2025-12-01
SG11202101876RA (en) 2021-03-30
MY207996A (en) 2025-04-03
CN118945319A (zh) 2024-11-12
CN118945321A (zh) 2024-11-12
CN118945320A (zh) 2024-11-12
CA3112916A1 (en) 2020-03-12
PH12021550487A1 (en) 2021-10-25
WO2020050685A1 (ko) 2020-03-12
AU2019336894A1 (en) 2021-05-06
AU2025202196A1 (en) 2025-04-17
CN112740675B (zh) 2024-10-01
US20240348822A1 (en) 2024-10-17
US20210195239A1 (en) 2021-06-24
CA3269536A1 (en) 2025-10-31
CA3299513A1 (en) 2026-03-02
AU2025202197A1 (en) 2025-04-17
CN118646869A (zh) 2024-09-13
AU2025202193A1 (en) 2025-04-17
CN112740675A (zh) 2021-04-30
AU2025205194A1 (en) 2025-07-24
JP2025124790A (ja) 2025-08-26
EP3849183A4 (en) 2022-06-29
US20240098304A1 (en) 2024-03-21
CA3299504A1 (en) 2026-03-02
CA3299518A1 (en) 2026-03-02
US12610080B2 (en) 2026-04-21
JP2026041997A (ja) 2026-03-10
EP3849183A1 (en) 2021-07-14
US11917195B2 (en) 2024-02-27
CN118612425A (zh) 2024-09-06
JP2021536717A (ja) 2021-12-27
KR20250171235A (ko) 2025-12-08
AU2025202195A1 (en) 2025-04-17
AU2025202199A1 (en) 2025-04-17
KR20200028860A (ko) 2020-03-17
JP7696463B2 (ja) 2025-06-20
ZA202202999B (en) 2023-11-29
US12382096B2 (en) 2025-08-05
CN119011820A (zh) 2024-11-22
US12184894B2 (en) 2024-12-31
CN118972558A (zh) 2024-11-15
CN118646868A (zh) 2024-09-13
US20240348824A1 (en) 2024-10-17

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