KR20220024122A - 비디오 코딩에서 단순화된 인트라 크로마 모드 코딩 - Google Patents

비디오 코딩에서 단순화된 인트라 크로마 모드 코딩 Download PDF

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KR20220024122A
KR20220024122A KR1020217041745A KR20217041745A KR20220024122A KR 20220024122 A KR20220024122 A KR 20220024122A KR 1020217041745 A KR1020217041745 A KR 1020217041745A KR 20217041745 A KR20217041745 A KR 20217041745A KR 20220024122 A KR20220024122 A KR 20220024122A
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prediction mode
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밥파디트야 레이
더 아우베라 게르트 판
마르타 카르체비츠
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퀄컴 인코포레이티드
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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
    • H04N19/11—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
    • H04N19/13—Adaptive entropy coding, e.g. adaptive variable length coding [AVLC] or context adaptive binary arithmetic coding [CABAC]
    • 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
    • H04N19/174—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 slice, e.g. a line of blocks or a group of 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
    • H04N19/169—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
    • H04N19/186—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
    • H04N19/10—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
    • H04N19/1887—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 variable length codeword
    • 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

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Color Television Systems (AREA)
KR1020217041745A 2019-06-25 2020-04-23 비디오 코딩에서 단순화된 인트라 크로마 모드 코딩 Pending KR20220024122A (ko)

Applications Claiming Priority (7)

Application Number Priority Date Filing Date Title
US201962866445P 2019-06-25 2019-06-25
US62/866,445 2019-06-25
US201962871548P 2019-07-08 2019-07-08
US62/871,548 2019-07-08
US16/855,462 US11330298B2 (en) 2019-06-25 2020-04-22 Simplified intra chroma mode coding in video coding
US16/855,462 2020-04-22
PCT/US2020/029559 WO2020263392A1 (en) 2019-06-25 2020-04-23 Simplified intra chroma mode coding in video coding

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KR20220024122A true KR20220024122A (ko) 2022-03-03

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US (1) US11330298B2 (https=)
EP (1) EP3991426A1 (https=)
JP (1) JP7547394B2 (https=)
KR (1) KR20220024122A (https=)
CN (1) CN113994694B (https=)
BR (1) BR112021025371A2 (https=)
TW (1) TWI863986B (https=)
WO (1) WO2020263392A1 (https=)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2023200155A1 (ko) * 2022-04-12 2023-10-19 엘지전자 주식회사 영상 부호화/복호화 방법, 비트스트림을 전송하는 방법 및 비트스트림을 저장한 기록 매체
WO2023200206A1 (ko) * 2022-04-11 2023-10-19 현대자동차주식회사 영상 부호화/복호화 방법, 장치 및 비트스트림을 저장한 기록 매체

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20220051426A (ko) 2018-10-08 2022-04-26 베이징 다지아 인터넷 인포메이션 테크놀로지 컴퍼니 리미티드 크로스-검포넌트 선형 모델에 대한 간단화
KR20250040743A (ko) 2019-05-31 2025-03-24 바이트댄스 아이엔씨 인트라 블록 복사 예측을 갖는 팔레트 모드
EP3989549B1 (en) * 2019-06-25 2025-03-05 SZ DJI Technology Co., Ltd. Video image processing method and device, and storage medium
GB2585040A (en) * 2019-06-25 2020-12-30 Sony Corp Image data encoding and decoding
CN114072849B (zh) * 2019-06-28 2023-12-15 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
WO2020264457A1 (en) 2019-06-28 2020-12-30 Bytedance Inc. Techniques for modifying quantization parameter in transform skip mode
BR112022002006A2 (pt) * 2019-08-06 2022-03-29 Beijing Bytedance Network Tech Co Ltd Método de processamento de vídeo, aparelho de processamento de vídeo, e, mídia legível por computador
JP7309046B2 (ja) 2019-09-02 2023-07-14 北京字節跳動網絡技術有限公司 カラーフォーマットに基づいたビデオ領域のパーティション
JP7332795B2 (ja) 2019-09-21 2023-08-23 北京字節跳動網絡技術有限公司 クロマ・イントラモードのベースとなるサイズ制約
WO2021058593A1 (en) * 2019-09-24 2021-04-01 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Coding concept for a sequence of information values
CN115362681B (zh) 2020-04-10 2025-02-25 抖音视界有限公司 视频编解码中的变换跳过块的最小允许量化
US20250071331A1 (en) * 2022-01-21 2025-02-27 Mediatek Inc. Method and Apparatus of Cross-Component Linear Model Prediction in Video Coding System
US12452462B2 (en) * 2022-07-05 2025-10-21 Tencent America LLC Systems and methods including syntax design for multi-symbol arithmetic coding

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20110071047A (ko) * 2009-12-20 2011-06-28 엘지전자 주식회사 비디오 신호 디코딩 방법 및 장치
US8942282B2 (en) * 2010-04-12 2015-01-27 Qualcomm Incorporated Variable length coding of coded block pattern (CBP) in video compression
US9654785B2 (en) * 2011-06-09 2017-05-16 Qualcomm Incorporated Enhanced intra-prediction mode signaling for video coding using neighboring mode
US9167269B2 (en) * 2011-10-25 2015-10-20 Qualcomm Incorporated Determining boundary strength values for deblocking filtering for video coding
US8737555B2 (en) * 2011-12-22 2014-05-27 Landis+Gyr Technologies, Llc Digital signal processing for PLC communications having communication frequencies
US9654772B2 (en) * 2012-01-19 2017-05-16 Qualcomm Incorporated Context adaptive entropy coding with a reduced initialization value set
US9264706B2 (en) * 2012-04-11 2016-02-16 Qualcomm Incorporated Bypass bins for reference index coding in video coding
US10178408B2 (en) 2013-07-19 2019-01-08 Nec Corporation Video coding device, video decoding device, video coding method, video decoding method, and program
US10455249B2 (en) * 2015-03-20 2019-10-22 Qualcomm Incorporated Downsampling process for linear model prediction mode
US20170150156A1 (en) * 2015-11-25 2017-05-25 Qualcomm Incorporated Illumination compensation with non-square predictive blocks in video coding
US10390015B2 (en) * 2016-08-26 2019-08-20 Qualcomm Incorporated Unification of parameters derivation procedures for local illumination compensation and cross-component linear model prediction
US10419757B2 (en) * 2016-08-31 2019-09-17 Qualcomm Incorporated Cross-component filter
US10652575B2 (en) * 2016-09-15 2020-05-12 Qualcomm Incorporated Linear model chroma intra prediction for video coding
US11025903B2 (en) * 2017-01-13 2021-06-01 Qualcomm Incorporated Coding video data using derived chroma mode

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2023200206A1 (ko) * 2022-04-11 2023-10-19 현대자동차주식회사 영상 부호화/복호화 방법, 장치 및 비트스트림을 저장한 기록 매체
WO2023200155A1 (ko) * 2022-04-12 2023-10-19 엘지전자 주식회사 영상 부호화/복호화 방법, 비트스트림을 전송하는 방법 및 비트스트림을 저장한 기록 매체

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US20200413092A1 (en) 2020-12-31
WO2020263392A1 (en) 2020-12-30
US11330298B2 (en) 2022-05-10
JP2022539316A (ja) 2022-09-08
EP3991426A1 (en) 2022-05-04
TW202106005A (zh) 2021-02-01
TWI863986B (zh) 2024-12-01
JP7547394B2 (ja) 2024-09-09
CN113994694A (zh) 2022-01-28
CN113994694B (zh) 2024-09-13
BR112021025371A2 (pt) 2022-02-01

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