ES3035918T3 - Method and apparatus for further improved context design for prediction mode and coded block flag (cbf) - Google Patents

Method and apparatus for further improved context design for prediction mode and coded block flag (cbf)

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Publication number
ES3035918T3
ES3035918T3 ES19891775T ES19891775T ES3035918T3 ES 3035918 T3 ES3035918 T3 ES 3035918T3 ES 19891775 T ES19891775 T ES 19891775T ES 19891775 T ES19891775 T ES 19891775T ES 3035918 T3 ES3035918 T3 ES 3035918T3
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Spain
Prior art keywords
intra
prediction mode
context
current block
neighboring blocks
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Active
Application number
ES19891775T
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English (en)
Spanish (es)
Inventor
Xin Zhao
Xiang Li
Shan Liu
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Tencent America LLC
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Tencent America LLC
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Publication of ES3035918T3 publication Critical patent/ES3035918T3/es
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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
    • H04N19/119Adaptive subdivision aspects, e.g. subdivision of a picture into rectangular or non-rectangular coding blocks
    • 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
    • H04N19/13Adaptive entropy coding, e.g. adaptive variable length coding [AVLC] or context adaptive binary arithmetic coding [CABAC]
    • 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
    • H04N19/157Assigned coding mode, i.e. the coding mode being predefined or preselected to be further used for selection of another element or parameter
    • H04N19/159Prediction type, e.g. intra-frame, inter-frame or bidirectional frame 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
    • H04N19/169Methods 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
    • H04N19/46Embedding additional information in the video signal during the compression process
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/46Embedding additional information in the video signal during the compression process
    • H04N19/463Embedding additional information in the video signal during the compression process by compressing encoding parameters before transmission
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
ES19891775T 2018-12-07 2019-11-27 Method and apparatus for further improved context design for prediction mode and coded block flag (cbf) Active ES3035918T3 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201862777041P 2018-12-07 2018-12-07
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)

Publications (1)

Publication Number Publication Date
ES3035918T3 true ES3035918T3 (en) 2025-09-11

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
ES19891775T Active ES3035918T3 (en) 2018-12-07 2019-11-27 Method and apparatus for further improved context design for prediction mode and coded block flag (cbf)

Country Status (7)

Country Link
US (4) US11115652B2 (https=)
EP (2) EP3891996B1 (https=)
JP (3) JP7132352B2 (https=)
KR (2) KR20240119193A (https=)
CN (2) CN113424546B (https=)
ES (1) ES3035918T3 (https=)
WO (1) WO2020117583A1 (https=)

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KR102573294B1 (ko) * 2018-10-27 2023-08-30 후아웨이 테크놀러지 컴퍼니 리미티드 서브블록 병합 후보를 위한 개별적인 병합 목록 및 비디오 코딩을 위한 인트라-인터 기술 조화
CN112997489B (zh) 2018-11-06 2024-02-06 北京字节跳动网络技术有限公司 具有几何分割的帧间预测的边信息信令
CN113170166B (zh) 2018-12-30 2023-06-09 北京字节跳动网络技术有限公司 具有几何分割的帧间预测在视频处理中有条件的应用
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
CN120302041A (zh) * 2019-07-05 2025-07-11 Lg 电子株式会社 图像解码方法及其设备
EP4026322A4 (en) * 2019-09-07 2024-01-03 Beijing Dajia Internet Information Technology Co., Ltd. PREDICTION MODE SIGNALING IN VIDEO CODING
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
WO2023239879A1 (en) * 2022-06-09 2023-12-14 Beijing Dajia Internet Information Technology Co., Ltd. Methods and devices for geometric partitioning mode with adaptive blending
US20250106404A1 (en) * 2023-09-22 2025-03-27 Tencent America LLC Recursive Intra Region Partitioning
EP4668737A1 (en) * 2024-06-20 2025-12-24 InterDigital CE Patent Holdings, SAS Merge skip specialization for intra modes

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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
HUE072362T2 (hu) 2010-11-04 2025-11-28 Ge Video Compression Llc Blokkegyesítési és kihagyási módot támogató képkódolás
KR101539312B1 (ko) * 2011-05-27 2015-07-24 미디어텍 인크. 비디오 프로세싱에 대한 라인 버퍼 감소를 위한 방법 및 장치
KR102404121B1 (ko) * 2011-07-11 2022-05-31 선 페이턴트 트러스트 화상 복호 방법, 화상 부호화 방법, 화상 복호 장치, 화상 부호화 장치 및 화상 부호화 복호 장치
CA2908115C (en) * 2013-07-08 2019-02-12 Mediatek Singapore Pte. Ltd. Method of simplified cabac coding in 3d video coding
JP6359101B2 (ja) 2013-10-14 2018-07-18 マイクロソフト テクノロジー ライセンシング,エルエルシー ビデオ及び画像の符号化及び復号のためのイントラブロックコピー予測モードの特徴
KR20170084055A (ko) 2014-11-06 2017-07-19 삼성전자주식회사 비디오 부호화 방법 및 장치, 비디오 복호화 방법 및 장치
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US10701393B2 (en) * 2017-05-10 2020-06-30 Mediatek Inc. Method and apparatus of reordering motion vector prediction candidate set for video coding

Also Published As

Publication number Publication date
CN113424546B (zh) 2024-04-19
US11533473B2 (en) 2022-12-20
US20240372995A1 (en) 2024-11-07
JP7601833B2 (ja) 2024-12-17
JP7132352B2 (ja) 2022-09-06
US20210329228A1 (en) 2021-10-21
CN118368424A (zh) 2024-07-19
EP3891996A4 (en) 2022-01-26
EP4568248A3 (en) 2025-08-13
KR20240119193A (ko) 2024-08-06
EP4568248A2 (en) 2025-06-11
US12088792B2 (en) 2024-09-10
JP2025026534A (ja) 2025-02-21
JP2022162101A (ja) 2022-10-21
CN113424546A (zh) 2021-09-21
JP2021520150A (ja) 2021-08-12
KR102691332B1 (ko) 2024-08-05
KR20210090270A (ko) 2021-07-19
EP3891996A1 (en) 2021-10-13
US11115652B2 (en) 2021-09-07
US20230068825A1 (en) 2023-03-02
EP3891996B1 (en) 2025-06-18
US20200186792A1 (en) 2020-06-11
WO2020117583A1 (en) 2020-06-11
JP7835833B2 (ja) 2026-03-25

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