PL3709645T3 - Endowanie i dekodowanie video na podstawie predykcji cclm - Google Patents

Endowanie i dekodowanie video na podstawie predykcji cclm

Info

Publication number
PL3709645T3
PL3709645T3 PL19888153.4T PL19888153T PL3709645T3 PL 3709645 T3 PL3709645 T3 PL 3709645T3 PL 19888153 T PL19888153 T PL 19888153T PL 3709645 T3 PL3709645 T3 PL 3709645T3
Authority
PL
Poland
Prior art keywords
decoding
basis
video encoding
cclm prediction
cclm
Prior art date
Application number
PL19888153.4T
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 PL3709645T3 publication Critical patent/PL3709645T3/pl

Links

Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102Methods 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
    • H04N19/103Selection of coding mode or of prediction mode
    • H04N19/105Selection 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
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102Methods 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
    • H04N19/103Selection of coding mode or of prediction mode
    • H04N19/11Selection of coding mode or of prediction mode among a plurality of spatial predictive coding modes
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102Methods 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
    • H04N19/132Sampling, masking or truncation of coding units, e.g. adaptive resampling, frame skipping, frame interpolation or high-frequency transform coefficient masking
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/134Methods 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
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/134Methods 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
    • H04N19/136Incoming video signal characteristics or properties
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/169Methods 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
    • H04N19/17Methods 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
    • H04N19/176Methods 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
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/169Methods 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
    • H04N19/182Methods 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
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/169Methods 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
    • H04N19/186Methods 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
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/50Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/59Methods 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
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/50Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/593Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving spatial prediction techniques
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/70Methods 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
PL19888153.4T 2018-11-23 2019-11-11 Endowanie i dekodowanie video na podstawie predykcji cclm PL3709645T3 (pl)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201862770835P 2018-11-23 2018-11-23
PCT/KR2019/015253 WO2020105925A1 (ko) 2018-11-23 2019-11-11 영상 코딩 시스템에서 cclm 예측 기반 영상 디코딩 방법 및 그 장치

Publications (1)

Publication Number Publication Date
PL3709645T3 true PL3709645T3 (pl) 2023-02-20

Family

ID=70773851

Family Applications (1)

Application Number Title Priority Date Filing Date
PL19888153.4T PL3709645T3 (pl) 2018-11-23 2019-11-11 Endowanie i dekodowanie video na podstawie predykcji cclm

Country Status (14)

Country Link
US (4) US11012699B2 (pl)
EP (2) EP3709645B1 (pl)
JP (3) JP7018139B2 (pl)
KR (3) KR102637084B1 (pl)
CN (3) CN111587574B (pl)
AU (2) AU2019383886B2 (pl)
BR (3) BR122021014717B1 (pl)
CA (2) CA3085391C (pl)
ES (1) ES2934966T3 (pl)
HU (1) HUE060910T2 (pl)
MX (1) MX2020005865A (pl)
PL (1) PL3709645T3 (pl)
TW (2) TWI732355B (pl)
WO (1) WO2020105925A1 (pl)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11178396B2 (en) * 2018-11-14 2021-11-16 Tencent America LLC Constrained intra prediction and unified most probable mode list generation
AU2018454766A1 (en) * 2018-12-25 2021-04-08 Guangdong Oppo Mobile Telecommunications Corp., Ltd. Decoding prediction method and apparatus, and computer storage medium
CN116614633A (zh) * 2019-01-02 2023-08-18 Oppo广东移动通信有限公司 解码预测方法、装置及计算机存储介质
BR112021025916A2 (pt) * 2019-06-28 2022-02-15 Bytedance Inc Método de processamento de dados de vídeo, aparelho para processar dados de vídeo, meio de armazenamento e meio de gravação não transitórios legíveis por computador
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

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101138392B1 (ko) 2004-12-30 2012-04-26 삼성전자주식회사 색차 성분의 상관관계를 이용한 컬러 영상의 부호화,복호화 방법 및 그 장치
CN103141103B (zh) * 2010-04-09 2016-02-03 Lg电子株式会社 处理视频数据的方法和装置
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
AU2012276410A1 (en) 2011-06-28 2014-02-06 Samsung Electronics Co., Ltd. Prediction method and apparatus for chroma component of image using luma component of image
EP2805496B1 (en) 2012-01-19 2016-12-21 Huawei Technologies Co., Ltd. Reference pixel reduction for intra lm prediction
FI2869557T3 (fi) * 2012-06-29 2023-11-02 Electronics & Telecommunications Res Inst Menetelmä ja laite kuvien koodaamiseksi/dekoodaamiseksi
EP3021578B1 (en) * 2013-07-10 2019-01-02 KDDI Corporation Sub-sampling of reference pixels for chroma prediction based on luma intra prediction mode
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
US10873746B2 (en) 2016-12-21 2020-12-22 Sharp Kabushiki Kaisha Intra prediction image generation device using cross-component liner model, image decoding apparatus, and image coding apparatus using same
US11025903B2 (en) * 2017-01-13 2021-06-01 Qualcomm Incorporated Coding video data using derived chroma mode
HUE062478T2 (hu) * 2018-09-20 2023-11-28 Lg Electronics Inc Eljárás és eszköz kép dekódolására CCLM predikció alapján képkódoló rendszerben
KR102653562B1 (ko) * 2018-11-06 2024-04-02 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 위치에 따른 인트라 예측

Also Published As

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

Similar Documents

Publication Publication Date Title
SG11202106972TA (en) Video encoding and decoding
HUE060910T2 (hu) Video kódolás és dekódolás CCLM predikció alapján
GB2580084B (en) Video coding and decoding
GB2579763B (en) Video coding and decoding
GB2577318B (en) Video coding and decoding
GB201821283D0 (en) Video encoding and video decoding
GB2595051B (en) Video coding and decoding
GB201918431D0 (en) Video encoding and video decoding
GB2579824B (en) Video encoding and video decoding
GB2588406B (en) Video encoding and video decoding
GB2595054B (en) Video coding and decoding
GB201809232D0 (en) Video coding and decoding
GB201809234D0 (en) Video coding and decoding
GB2572595B (en) Video encoding and decoding
GB2595053B (en) Video coding and decoding
GB2606277B (en) Video coding and decoding
GB2606278B (en) Video coding and decoding
GB2606280B (en) Video coding and decoding
GB2606279B (en) Video coding and decoding
GB2589735B (en) Video coding and decoding
GB2597616B (en) Video coding and decoding
GB201809233D0 (en) Video coding and decoding
GB201809237D0 (en) Video coding and decoding
GB201809236D0 (en) Video coding and decoding