JP7508705B2 - イントラ予測モード向けのエントロピーコーディングのための方法、装置、及びコンピュータプログラム - Google Patents

イントラ予測モード向けのエントロピーコーディングのための方法、装置、及びコンピュータプログラム Download PDF

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JP7508705B2
JP7508705B2 JP2023523235A JP2023523235A JP7508705B2 JP 7508705 B2 JP7508705 B2 JP 7508705B2 JP 2023523235 A JP2023523235 A JP 2023523235A JP 2023523235 A JP2023523235 A JP 2023523235A JP 7508705 B2 JP7508705 B2 JP 7508705B2
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JP2023545829A (ja
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ジャオ，リアン
ジャオ，シン
リウ，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
    • H04N19/13—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
    • H04N19/103—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
    • H04N19/103—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
    • H04N19/134—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
    • 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
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/189—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the adaptation method, adaptation tool or adaptation type used for the adaptive coding
    • H04N19/196—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the adaptation method, adaptation tool or adaptation type used for the adaptive coding being specially adapted for the computation of encoding parameters, e.g. by averaging previously computed encoding parameters
    • 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
    • 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
    • H04N19/90—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using coding techniques not provided for in groups H04N19/10-H04N19/85, e.g. fractals
    • H04N19/91—Entropy coding, e.g. variable length coding [VLC] or arithmetic coding

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Computing Systems (AREA)
  • Theoretical Computer Science (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
JP2023523235A 2021-07-07 2022-01-27 イントラ予測モード向けのエントロピーコーディングのための方法、装置、及びコンピュータプログラム Active JP7508705B2 (ja)

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JP2024098406A JP7827327B2 (ja) 2021-07-07 2024-06-19 イントラ予測モード向けのエントロピーコーディングのための方法、装置、及びコンピュータプログラム

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US202163219230P 2021-07-07 2021-07-07
US63/219,230 2021-07-07
US17/573,845 US12166973B2 (en) 2021-07-07 2022-01-12 Entropy coding for intra prediction modes
US17/573,845 2022-01-12
PCT/US2022/014140 WO2023282937A1 (en) 2021-07-07 2022-01-27 Entropy coding for intra prediction modes

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JP7508705B2 true JP7508705B2 (ja) 2024-07-01

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JP2024098406A Active JP7827327B2 (ja) 2021-07-07 2024-06-19 イントラ予測モード向けのエントロピーコーディングのための方法、装置、及びコンピュータプログラム

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US (2) US12166973B2 (https=)
EP (1) EP4179727A4 (https=)
JP (2) JP7508705B2 (https=)
KR (1) KR20230047446A (https=)
CN (2) CN116325722B (https=)
WO (1) WO2023282937A1 (https=)

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Publication number Priority date Publication date Assignee Title
CN116472711A (zh) * 2021-08-24 2023-07-21 腾讯美国有限责任公司 用于帧内模式编码的硬件友好设计
US12120335B2 (en) * 2021-08-24 2024-10-15 Tencent America LLC Hardware friendly design for intra mode coding

Citations (3)

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Publication number Priority date Publication date Assignee Title
US20180098064A1 (en) 2016-10-04 2018-04-05 Qualcomm Incorporated Variable number of intra modes for video coding
WO2020048463A1 (en) 2018-09-03 2020-03-12 Huawei Technologies Co., Ltd. Method and apparatus for intra prediction
US20200296418A1 (en) 2019-03-17 2020-09-17 Tencent America LLC Method and apparatus for video coding

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US11284072B2 (en) 2010-08-17 2022-03-22 M&K Holdings Inc. Apparatus for decoding an image
US10547854B2 (en) * 2016-05-13 2020-01-28 Qualcomm Incorporated Neighbor based signaling of intra prediction modes
CA3227652C (en) * 2016-10-04 2025-11-18 Kt Corporation METHOD AND APPARATUS FOR VIDEO SIGNAL PROCESSING
KR102424189B1 (ko) 2018-02-14 2022-07-21 후아웨이 테크놀러지 컴퍼니 리미티드 적응형 보간 필터
CN113382256B (zh) 2019-06-21 2022-05-20 杭州海康威视数字技术股份有限公司 一种编解码方法、装置、设备及存储介质
CN113632471B (zh) 2019-08-23 2024-02-27 腾讯美国有限责任公司 视频编解码的方法和装置
CN114303380B (zh) 2019-08-27 2024-04-09 华为技术有限公司 用于几何划分标志的索引的cabac译码的编码器、解码器及对应方法
US11363295B2 (en) * 2019-11-27 2022-06-14 Tencent America LLC Method and system for intra mode coding

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20180098064A1 (en) 2016-10-04 2018-04-05 Qualcomm Incorporated Variable number of intra modes for video coding
WO2020048463A1 (en) 2018-09-03 2020-03-12 Huawei Technologies Co., Ltd. Method and apparatus for intra prediction
US20200296418A1 (en) 2019-03-17 2020-09-17 Tencent America LLC Method and apparatus for video coding

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Publication number Publication date
CN119402652A (zh) 2025-02-07
CN116325722A (zh) 2023-06-23
EP4179727A1 (en) 2023-05-17
JP7827327B2 (ja) 2026-03-10
US12166973B2 (en) 2024-12-10
KR20230047446A (ko) 2023-04-07
US20230008488A1 (en) 2023-01-12
US20250055983A1 (en) 2025-02-13
WO2023282937A1 (en) 2023-01-12
CN116325722B (zh) 2024-10-01
JP2024116385A (ja) 2024-08-27
EP4179727A4 (en) 2023-09-06
JP2023545829A (ja) 2023-10-31

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