HUE066437T2 - Eljárás kép dekódolására CCLM predikció alapján képkódoló rendszerben és ehhez való eszköz - Google Patents

Eljárás kép dekódolására CCLM predikció alapján képkódoló rendszerben és ehhez való eszköz

Info

Publication number
HUE066437T2
HUE066437T2 HUE22194037A HUE22194037A HUE066437T2 HU E066437 T2 HUE066437 T2 HU E066437T2 HU E22194037 A HUE22194037 A HU E22194037A HU E22194037 A HUE22194037 A HU E22194037A HU E066437 T2 HUE066437 T2 HU E066437T2
Authority
HU
Hungary
Prior art keywords
image
basis
coding system
device therefor
cclm prediction
Prior art date
Application number
HUE22194037A
Other languages
English (en)
Inventor
Jangwon Choi
Jin Heo
Seunghwan Kim
Sunmi Yoo
Ling Li
Jungah Choi
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 HUE066437T2 publication Critical patent/HUE066437T2/hu

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
    • H04N19/103—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
    • H04N19/132—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
    • 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
    • H04N19/136—Incoming video signal characteristics or properties
    • 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
    • H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/59—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving spatial sub-sampling or interpolation, e.g. alteration of picture size or resolution
    • 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)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Communication Control (AREA)
  • Compression Of Band Width Or Redundancy In Fax (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
HUE22194037A 2018-11-23 2019-11-11 Eljárás kép dekódolására CCLM predikció alapján képkódoló rendszerben és ehhez való eszköz HUE066437T2 (hu)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US201862770835P 2018-11-23 2018-11-23

Publications (1)

Publication Number Publication Date
HUE066437T2 true HUE066437T2 (hu) 2024-08-28

Family

ID=70773851

Family Applications (2)

Application Number Title Priority Date Filing Date
HUE19888153A HUE060910T2 (hu) 2018-11-23 2019-11-11 Video kódolás és dekódolás CCLM predikció alapján
HUE22194037A HUE066437T2 (hu) 2018-11-23 2019-11-11 Eljárás kép dekódolására CCLM predikció alapján képkódoló rendszerben és ehhez való eszköz

Family Applications Before (1)

Application Number Title Priority Date Filing Date
HUE19888153A HUE060910T2 (hu) 2018-11-23 2019-11-11 Video kódolás és dekódolás CCLM predikció alapján

Country Status (14)

Country Link
US (5) US11012699B2 (hu)
EP (2) EP3709645B1 (hu)
JP (3) JP7018139B2 (hu)
KR (3) KR102637084B1 (hu)
CN (3) CN111587574B (hu)
AU (2) AU2019383886B2 (hu)
BR (3) BR122021014718B1 (hu)
CA (2) CA3213928A1 (hu)
ES (2) ES2934966T3 (hu)
HU (2) HUE060910T2 (hu)
MX (2) MX2020005865A (hu)
PL (2) PL4120680T3 (hu)
TW (3) TWI732355B (hu)
WO (1) WO2020105925A1 (hu)

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* Cited by examiner, † Cited by third party
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US11178396B2 (en) 2018-11-14 2021-11-16 Tencent America LLC Constrained intra prediction and unified most probable mode list generation
CN116456082A (zh) * 2018-12-25 2023-07-18 Oppo广东移动通信有限公司 编码预测方法、装置及计算机存储介质
MX2021008080A (es) * 2019-01-02 2021-08-11 Guangdong Oppo Mobile Telecommunications Corp Ltd Procedimiento y aparato de decodificacion de prediccion y medio de almacenamiento informatico.
CN117714698A (zh) * 2019-06-28 2024-03-15 字节跳动有限公司 屏幕内容编解码中的色度帧内模式推导
US20220092827A1 (en) * 2020-09-23 2022-03-24 Electronics And Telecommunications Research Institute Method, apparatus, system and computer-readable recording medium for feature information
WO2022191553A1 (ko) * 2021-03-08 2022-09-15 현대자동차주식회사 행렬 기반 크로스 컴포넌트 예측을 이용하는 비디오 코딩방법 및 장치
WO2024080828A1 (ko) * 2022-10-13 2024-04-18 한국전자통신연구원 영상 부호화/복호화를 위한 방법, 장치 및 기록 매체
CN115988206B (zh) * 2023-03-21 2024-03-26 深圳传音控股股份有限公司 图像处理方法、处理设备及存储介质

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* Cited by examiner, † Cited by third party
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KR101138392B1 (ko) 2004-12-30 2012-04-26 삼성전자주식회사 색차 성분의 상관관계를 이용한 컬러 영상의 부호화,복호화 방법 및 그 장치
KR101789634B1 (ko) * 2010-04-09 2017-10-25 엘지전자 주식회사 비디오 데이터 처리 방법 및 장치
JP2013034163A (ja) * 2011-06-03 2013-02-14 Sony Corp 画像処理装置及び画像処理方法
US9693070B2 (en) * 2011-06-24 2017-06-27 Texas Instruments Incorporated Luma-based chroma intra-prediction for video coding
WO2013002589A2 (ko) * 2011-06-28 2013-01-03 삼성전자 주식회사 휘도 성분 영상을 이용한 색차 성분 영상의 예측 방법 및 예측 장치
US9307237B2 (en) 2012-01-19 2016-04-05 Futurewei Technologies, Inc. Reference pixel reduction for intra LM prediction
CN108712652A (zh) * 2012-06-29 2018-10-26 韩国电子通信研究院 视频编码方法和计算机可读介质
JP6023332B2 (ja) * 2013-07-10 2016-11-09 Kddi株式会社 動画像符号化装置、動画像復号装置、動画像システム、動画像符号化方法、動画像復号方法、およびプログラム
US9998742B2 (en) * 2015-01-27 2018-06-12 Qualcomm Incorporated Adaptive cross component residual prediction
US10455249B2 (en) * 2015-03-20 2019-10-22 Qualcomm Incorporated Downsampling process for linear model prediction mode
US10652575B2 (en) * 2016-09-15 2020-05-12 Qualcomm Incorporated Linear model chroma intra prediction for video coding
WO2018116925A1 (ja) 2016-12-21 2018-06-28 シャープ株式会社 イントラ予測画像生成装置、画像復号装置、および画像符号化装置
US11025903B2 (en) * 2017-01-13 2021-06-01 Qualcomm Incorporated Coding video data using derived chroma mode
BR122022004915B1 (pt) * 2018-09-20 2023-03-21 Lg Electronics Inc Métodos de decodificação/codificação de imagem realizado por um aparelho de decodificação/codificação, aparelhos de decodificação/codificação para decodificar/codificar imagem, método de transmissão de dados para imagem e meio de armazenamento não transitório legível por computador
EP3861728A4 (en) * 2018-11-06 2022-04-06 Beijing Bytedance Network Technology Co., Ltd. COMPLEXITY REDUCTION IN A DERIVATION OF PARAMETERS FOR AN INTRA PREDICTION

Also Published As

Publication number Publication date
MX2020005865A (es) 2020-09-09
US20210176480A1 (en) 2021-06-10
JP2023054264A (ja) 2023-04-13
BR112020012022A2 (pt) 2021-06-22
BR122021014718B1 (pt) 2022-12-06
AU2019383886B2 (en) 2021-04-29
ES2974493T3 (es) 2024-06-27
KR20230058177A (ko) 2023-05-02
MX2024002830A (es) 2024-03-19
US20240275992A1 (en) 2024-08-15
PL3709645T3 (pl) 2023-02-20
KR20200074218A (ko) 2020-06-24
JP2022070864A (ja) 2022-05-13
EP4120680A1 (en) 2023-01-18
JP7421673B2 (ja) 2024-01-24
CN116916016A (zh) 2023-10-20
US20230308665A1 (en) 2023-09-28
AU2019383886A1 (en) 2020-06-18
TWI784561B (zh) 2022-11-21
JP2021510245A (ja) 2021-04-15
CN111587574B (zh) 2023-06-16
TW202308385A (zh) 2023-02-16
BR122021014717B1 (pt) 2022-12-06
BR112020012022B1 (pt) 2022-12-06
US11706426B2 (en) 2023-07-18
EP4120680B1 (en) 2024-01-31
TW202027506A (zh) 2020-07-16
JP7234425B2 (ja) 2023-03-07
AU2021206901B2 (en) 2022-08-04
CA3213928A1 (en) 2020-05-28
KR102637084B1 (ko) 2024-02-15
WO2020105925A1 (ko) 2020-05-28
HUE060910T2 (hu) 2023-04-28
EP3709645A4 (en) 2021-07-14
KR102524061B1 (ko) 2023-04-21
CA3085391C (en) 2023-10-24
ES2934966T3 (es) 2023-02-28
KR102415322B1 (ko) 2022-06-30
EP3709645B1 (en) 2022-10-19
EP3709645A1 (en) 2020-09-16
US20220248036A1 (en) 2022-08-04
PL4120680T3 (pl) 2024-06-24
TWI732355B (zh) 2021-07-01
US11956451B2 (en) 2024-04-09
TW202143720A (zh) 2021-11-16
US20200296391A1 (en) 2020-09-17
CA3085391A1 (en) 2020-05-28
CN116939201A (zh) 2023-10-24
TWI842133B (zh) 2024-05-11
US11012699B2 (en) 2021-05-18
JP7018139B2 (ja) 2022-02-09
CN111587574A (zh) 2020-08-25
US11412236B2 (en) 2022-08-09
KR20220098266A (ko) 2022-07-11
AU2021206901A1 (en) 2021-08-12

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