JP7132352B2 - 予測モードおよび符号化ブロックフラグ（ｃｂｆ）のコンテキスト設計を更に向上する方法および機器 - Google Patents

予測モードおよび符号化ブロックフラグ（ｃｂｆ）のコンテキスト設計を更に向上する方法および機器 Download PDF

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JP7132352B2
JP7132352B2 JP2020557988A JP2020557988A JP7132352B2 JP 7132352 B2 JP7132352 B2 JP 7132352B2 JP 2020557988 A JP2020557988 A JP 2020557988A JP 2020557988 A JP2020557988 A JP 2020557988A JP 7132352 B2 JP7132352 B2 JP 7132352B2
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prediction mode
intra
neighboring blocks
context
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JP2021520150A (ja
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ジャオ，シン
リ，シアン
リィウ，シャン
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Tencent America LLC
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Tencent America LLC
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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
    • H04N19/105—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
    • H04N19/70—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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  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
JP2020557988A 2018-12-07 2019-11-27 予測モードおよび符号化ブロックフラグ（ｃｂｆ）のコンテキスト設計を更に向上する方法および機器 Active JP7132352B2 (ja)

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JP2022133952A JP7601833B2 (ja) 2018-12-07 2022-08-25 予測モードおよび符号化ブロックフラグ（ｃｂｆ）のコンテキスト設計を更に向上する方法および機器
JP2024211961A JP2025026534A (ja) 2018-12-07 2024-12-05 予測モードおよび符号化ブロックフラグ（ｃｂｆ）のコンテキスト設計を更に向上する方法および機器

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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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JP7132352B2 true JP7132352B2 (ja) 2022-09-06

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JP2022133952A Active JP7601833B2 (ja) 2018-12-07 2022-08-25 予測モードおよび符号化ブロックフラグ（ｃｂｆ）のコンテキスト設計を更に向上する方法および機器
JP2024211961A Pending JP2025026534A (ja) 2018-12-07 2024-12-05 予測モードおよび符号化ブロックフラグ（ｃｂｆ）のコンテキスト設計を更に向上する方法および機器

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JP2024211961A Pending JP2025026534A (ja) 2018-12-07 2024-12-05 予測モードおよび符号化ブロックフラグ（ｃｂｆ）のコンテキスト設計を更に向上する方法および機器

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US (4) US11115652B2 (enExample)
EP (2) EP3891996B1 (enExample)
JP (3) JP7132352B2 (enExample)
KR (2) KR102691332B1 (enExample)
CN (2) CN113424546B (enExample)
ES (1) ES3035918T3 (enExample)
WO (1) WO2020117583A1 (enExample)

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MY205871A (en) * 2018-10-27 2024-11-18 Huawei Tech Co Ltd Separate merge list for subblock merge candidates and intra-inter techniques harmonization for video coding
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
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
WO2020260668A1 (en) * 2019-06-28 2020-12-30 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
CN120223888A (zh) * 2019-07-05 2025-06-27 Lg 电子株式会社 图像解码方法及其设备
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
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

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KR102691332B1 (ko) 2024-08-05
EP4568248A2 (en) 2025-06-11
US12088792B2 (en) 2024-09-10
JP2025026534A (ja) 2025-02-21
EP3891996A4 (en) 2022-01-26
EP3891996A1 (en) 2021-10-13
KR20240119193A (ko) 2024-08-06
US20230068825A1 (en) 2023-03-02
EP3891996B1 (en) 2025-06-18
EP4568248A3 (en) 2025-08-13
ES3035918T3 (en) 2025-09-11
JP2022162101A (ja) 2022-10-21
US20240372995A1 (en) 2024-11-07
CN113424546A (zh) 2021-09-21
KR20210090270A (ko) 2021-07-19
CN113424546B (zh) 2024-04-19
US11533473B2 (en) 2022-12-20
CN118368424A (zh) 2024-07-19
US20200186792A1 (en) 2020-06-11
JP2021520150A (ja) 2021-08-12
JP7601833B2 (ja) 2024-12-17
US11115652B2 (en) 2021-09-07
US20210329228A1 (en) 2021-10-21
WO2020117583A1 (en) 2020-06-11

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