KR102691332B1 - 비디오 디코딩 또는 인코딩을 위한 방법 및 장치 - Google Patents

비디오 디코딩 또는 인코딩을 위한 방법 및 장치 Download PDF

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KR102691332B1
KR102691332B1 KR1020217019396A KR20217019396A KR102691332B1 KR 102691332 B1 KR102691332 B1 KR 102691332B1 KR 1020217019396 A KR1020217019396 A KR 1020217019396A KR 20217019396 A KR20217019396 A KR 20217019396A KR 102691332 B1 KR102691332 B1 KR 102691332B1
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prediction mode
coded
intra
context
current block
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KR20210090270A (ko
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신 자오
샹 리
샨 리우
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텐센트 아메리카 엘엘씨
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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
    • H04N19/103—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
    • H04N19/13—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
    • H04N19/102—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
    • H04N19/132—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
    • 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
    • H04N19/46—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
    • H04N19/46—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
    • 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)
KR1020217019396A 2018-12-07 2019-11-27 비디오 디코딩 또는 인코딩을 위한 방법 및 장치 Active KR102691332B1 (ko)

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KR1020247025727A KR20240119193A (ko) 2018-12-07 2019-11-27 비디오 디코딩 또는 인코딩을 위한 방법 및 장치

Applications Claiming Priority (5)

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US201862777041P 2018-12-07 2018-12-07
US62/777,041 2018-12-07
US16/393,439 2019-04-24
US16/393,439 US11115652B2 (en) 2018-12-07 2019-04-24 Method and apparatus for further improved context design for prediction mode and coded block flag (CBF)
PCT/US2019/063516 WO2020117583A1 (en) 2018-12-07 2019-11-27 Method and apparatus for further improved context design for prediction mode and coded block flag (cbf)

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KR20210090270A KR20210090270A (ko) 2021-07-19
KR102691332B1 true KR102691332B1 (ko) 2024-08-05

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KR1020217019396A Active KR102691332B1 (ko) 2018-12-07 2019-11-27 비디오 디코딩 또는 인코딩을 위한 방법 및 장치

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US (4) US11115652B2 (enExample)
EP (2) EP3891996B1 (enExample)
JP (3) JP7132352B2 (enExample)
KR (2) KR20240119193A (enExample)
CN (2) CN118368424A (enExample)
ES (1) ES3035918T3 (enExample)
WO (1) WO2020117583A1 (enExample)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113473134B (zh) * 2018-10-27 2022-05-24 华为技术有限公司 子块融合候选的单独融合列表和帧内和帧间预测技术协调方法、装置和存储介质
EP4307678A3 (en) * 2018-11-06 2024-05-22 Beijing Bytedance Network Technology Co., Ltd. Side information signaling for inter prediction with geometric partitioning
WO2020140862A1 (en) 2018-12-30 2020-07-09 Beijing Bytedance Network Technology Co., Ltd. Conditional application of inter prediction with geometric partitioning in video processing
EP3991410B1 (en) * 2019-06-28 2023-09-20 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Video decoder, video encoder, methods for encoding and decoding video signals and computer program adjusting one or more denoising operations
JP7576605B2 (ja) * 2019-07-05 2024-10-31 エルジー エレクトロニクス インコーポレイティド 映像デコード方法及びその装置
KR102442653B1 (ko) * 2019-09-07 2022-09-13 베이징 다지아 인터넷 인포메이션 테크놀로지 컴퍼니 리미티드 비디오 코딩에서의 예측 모드 시그널링
US12137237B2 (en) 2021-06-10 2024-11-05 Tencent America LLC Zero residual flag coding
US12316868B2 (en) * 2021-09-29 2025-05-27 Qualcomm Incorporated Motion vector (MV) candidate reordering
CN119487839A (zh) * 2022-06-09 2025-02-18 北京达佳互联信息技术有限公司 用于具有自适应混合的几何划分模式的方法和设备
EP4668737A1 (en) * 2024-06-20 2025-12-24 InterDigital CE Patent Holdings, SAS Merge skip specialization for intra modes

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2015054811A1 (en) * 2013-10-14 2015-04-23 Microsoft Corporation Features of intra block copy prediction mode for video and image coding and decoding
US20170251213A1 (en) * 2016-02-25 2017-08-31 Mediatek Inc. Method and apparatus of video coding
KR20180041211A (ko) * 2015-09-10 2018-04-23 엘지전자 주식회사 인터-인트라 병합 예측 모드 기반 영상 처리 방법 및 이를 위한 장치

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9237357B2 (en) 2007-09-02 2016-01-12 Lg Electronics Inc. Method and an apparatus for processing a video signal
CN101415121B (zh) * 2007-10-15 2010-09-29 华为技术有限公司 一种自适应的帧预测的方法及装置
CN102215396A (zh) 2010-04-09 2011-10-12 华为技术有限公司 一种视频编解码方法和系统
KR101791242B1 (ko) * 2010-04-16 2017-10-30 에스케이텔레콤 주식회사 영상 부호화/복호화 장치 및 방법
SI3962088T1 (sl) 2010-11-04 2023-10-30 Ge Video Compression, Llc Kodiranje slike, ki podpira združevanje blokov in preskakovalni način
US9762918B2 (en) * 2011-05-27 2017-09-12 Hfi Innovation Inc. Method and apparatus for line buffer reduction for video processing
RU2714371C2 (ru) 2011-07-11 2020-02-14 Сан Пэтент Траст Способ декодирования изображений, способ кодирования изображений, устройство декодирования изображений, устройство кодирования изображений и устройство кодирования и декодирования изображений
KR101817589B1 (ko) * 2013-07-08 2018-01-11 미디어텍 싱가폴 피티이. 엘티디. 3d 비디오 코딩에서 단순화된 cabac 코딩의 방법
EP3217663A4 (en) * 2014-11-06 2018-02-14 Samsung Electronics Co., Ltd. Video encoding method and apparatus, and video decoding method and apparatus
US10547847B2 (en) 2015-09-24 2020-01-28 Lg Electronics Inc. AMVR-based image coding method and apparatus in image coding system
US10863207B2 (en) * 2015-11-27 2020-12-08 Mediatek Inc. Method and apparatus of entropy coding and context modelling for video and image coding
US10560712B2 (en) * 2016-05-16 2020-02-11 Qualcomm Incorporated Affine motion prediction for video coding
WO2018135885A1 (ko) 2017-01-19 2018-07-26 가온미디어 주식회사 변환 처리를 제공하는 영상 복호화 및 부호화 방법
US10701393B2 (en) * 2017-05-10 2020-06-30 Mediatek Inc. Method and apparatus of reordering motion vector prediction candidate set for video coding

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2015054811A1 (en) * 2013-10-14 2015-04-23 Microsoft Corporation Features of intra block copy prediction mode for video and image coding and decoding
KR20180041211A (ko) * 2015-09-10 2018-04-23 엘지전자 주식회사 인터-인트라 병합 예측 모드 기반 영상 처리 방법 및 이를 위한 장치
US20170251213A1 (en) * 2016-02-25 2017-08-31 Mediatek Inc. Method and apparatus of video coding

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US20240372995A1 (en) 2024-11-07
US11115652B2 (en) 2021-09-07
US20210329228A1 (en) 2021-10-21
JP7601833B2 (ja) 2024-12-17
JP2022162101A (ja) 2022-10-21
CN113424546B (zh) 2024-04-19
KR20240119193A (ko) 2024-08-06
EP3891996A4 (en) 2022-01-26
CN118368424A (zh) 2024-07-19
JP7132352B2 (ja) 2022-09-06
US20200186792A1 (en) 2020-06-11
WO2020117583A1 (en) 2020-06-11
JP2021520150A (ja) 2021-08-12
US11533473B2 (en) 2022-12-20
US12088792B2 (en) 2024-09-10
CN113424546A (zh) 2021-09-21
JP2025026534A (ja) 2025-02-21
EP4568248A2 (en) 2025-06-11
US20230068825A1 (en) 2023-03-02
KR20210090270A (ko) 2021-07-19
EP4568248A3 (en) 2025-08-13
ES3035918T3 (en) 2025-09-11
EP3891996B1 (en) 2025-06-18
EP3891996A1 (en) 2021-10-13

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