KR102795767B1 - 비디오 코딩을 위한 방법 및 장치 - Google Patents

비디오 코딩을 위한 방법 및 장치 Download PDF

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KR102795767B1
KR102795767B1 KR1020217017969A KR20217017969A KR102795767B1 KR 102795767 B1 KR102795767 B1 KR 102795767B1 KR 1020217017969 A KR1020217017969 A KR 1020217017969A KR 20217017969 A KR20217017969 A KR 20217017969A KR 102795767 B1 KR102795767 B1 KR 102795767B1
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KR20210088700A (ko
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멍 쉬
샹 리
샤오종 수
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
    • H04N19/105—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
    • H04N19/117—Filters, e.g. for pre-processing or post-processing
    • 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
    • H04N19/13—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
    • H04N19/146—Data rate or code amount at the encoder output
    • H04N19/149—Data rate or code amount at the encoder output by estimating the code amount by means of a model, e.g. mathematical model or statistical model
    • 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
    • H04N19/44—Decoders specially adapted therefor, e.g. video decoders which are asymmetric with respect to the encoder
    • 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
    • H04N19/50—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)
  • Physics & Mathematics (AREA)
  • Algebra (AREA)
  • General Physics & Mathematics (AREA)
  • Mathematical Analysis (AREA)
  • Mathematical Optimization (AREA)
  • Pure & Applied Mathematics (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
KR1020217017969A 2018-12-26 2019-12-20 비디오 코딩을 위한 방법 및 장치 Active KR102795767B1 (ko)

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US201862785056P 2018-12-26 2018-12-26
US62/785,056 2018-12-26
US16/710,899 2019-12-11
US16/710,899 US11470329B2 (en) 2018-12-26 2019-12-11 Method and apparatus for video coding
PCT/US2019/067992 WO2020139774A1 (en) 2018-12-26 2019-12-20 Method and apparatus for video coding

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US (4) US11470329B2 (enExample)
EP (1) EP3906692A4 (enExample)
JP (3) JP7223138B2 (enExample)
KR (2) KR20250057067A (enExample)
CN (3) CN119094777A (enExample)
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Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR3086487A1 (fr) * 2018-09-21 2020-03-27 Orange Procedes et dispositifs de codage et de decodage d'un flux de donnees representatif d'au moins une image.
US11470329B2 (en) * 2018-12-26 2022-10-11 Tencent America LLC Method and apparatus for video coding
WO2020151753A1 (en) * 2019-01-25 2020-07-30 Mediatek Inc. Method and apparatus of transform coefficient coding with tb-level constraint
JP7337952B2 (ja) * 2019-04-17 2023-09-04 エルジー エレクトロニクス インコーポレイティド Ｂｄｐｃｍを用いた画像符号化／復号化方法、装置、及びビットストリームを伝送する方法
US11190758B2 (en) * 2019-04-25 2021-11-30 Qualcomm Incorporated Block-based quantized residual domain pulse code modulation assignment for intra prediction mode derivation
WO2020251260A1 (ko) * 2019-06-11 2020-12-17 주식회사 윌러스표준기술연구소 Block dpcm 예측 방법을 사용하는 비디오 신호 처리 방법 및 장치
CN113455006B (zh) * 2019-06-18 2024-01-16 Lg 电子株式会社 图像解码方法和装置
CN114208182B (zh) * 2019-07-09 2023-09-26 Lg电子株式会社 用于基于去块滤波对图像进行编码的方法及其设备
US11388443B2 (en) * 2019-09-18 2022-07-12 Qualcomm Incorporated Harmonization of deblocking conditions in video coding
MX2022003468A (es) * 2019-09-23 2022-04-19 Interdigital Vc Holdings France Sas Unificacion de metodo de conteo de bins codificados por contexto.
KR20250138297A (ko) * 2020-01-10 2025-09-19 엘지전자 주식회사 영상 디코딩 방법 및 그 장치
US11516514B2 (en) * 2020-03-27 2022-11-29 Tencent America LLC High level control for deblocking operations
CN117579846A (zh) * 2023-11-09 2024-02-20 四川新视创伟超高清科技有限公司 一种lcevc的熵编码方法及装置
WO2025234711A1 (ko) * 2024-05-08 2025-11-13 경희대학교 산학협력단 영상 부호화/복호화 방법 및 장치

Family Cites Families (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5528238A (en) * 1993-11-24 1996-06-18 Intel Corporation Process, apparatus and system for decoding variable-length encoded signals
US5764374A (en) * 1996-02-05 1998-06-09 Hewlett-Packard Company System and method for lossless image compression having improved sequential determination of golomb parameter
KR100678958B1 (ko) * 2005-07-29 2007-02-06 삼성전자주식회사 인트라 ｂｌ 모드를 고려한 디블록 필터링 방법, 및 상기방법을 이용하는 다 계층 비디오 인코더/디코더
JP2008289134A (ja) * 2007-04-20 2008-11-27 Panasonic Corp 符号化レート変換装置、集積回路、符号化レート変換方法、及びプログラム
KR101826353B1 (ko) * 2010-07-20 2018-02-09 에스케이텔레콤 주식회사 디블록킹 필터링 방법 및 장치 및 이를 이용한 부호화 및 복호화 방법과 장치
WO2012134246A2 (ko) 2011-04-01 2012-10-04 엘지전자 주식회사 엔트로피 디코딩 방법 및 이를 이용하는 디코딩 장치
US10277915B2 (en) * 2011-11-07 2019-04-30 Qualcomm Incorporated Signaling quantization matrices for video coding
US10390046B2 (en) * 2011-11-07 2019-08-20 Qualcomm Incorporated Coding significant coefficient information in transform skip mode
US9191670B2 (en) * 2012-01-17 2015-11-17 Qualcomm Incorporated Throughput improvement for CABAC coefficient level coding
US9584802B2 (en) * 2012-04-13 2017-02-28 Texas Instruments Incorporated Reducing context coded and bypass coded bins to improve context adaptive binary arithmetic coding (CABAC) throughput
US20140029664A1 (en) * 2012-07-27 2014-01-30 The Hong Kong University Of Science And Technology Frame-level dependent bit allocation in hybrid video encoding
IN2015DN01842A (enExample) * 2012-10-01 2015-05-29 Ericsson Telefon Ab L M
JP6587046B2 (ja) * 2013-07-08 2019-10-09 サン パテント トラスト 画像符号化方法、画像復号方法、画像符号化装置及び画像復号装置
AU2014202921B2 (en) * 2014-05-29 2017-02-02 Canon Kabushiki Kaisha Method, apparatus and system for de-blocking a block of video samples
US9521423B2 (en) * 2014-06-26 2016-12-13 Sony Corporation Data encoding and decoding apparatus, method and storage medium
US10334248B2 (en) * 2015-05-29 2019-06-25 Qualcomm Incorporated Coding data using an enhanced context-adaptive binary arithmetic coding (CABAC) design
US10616604B2 (en) * 2015-09-01 2020-04-07 Qualcomm Incorporated Coefficient level coding in video coding
KR20180048736A (ko) * 2015-09-24 2018-05-10 엘지전자 주식회사 영상 코딩 시스템에서 인터 예측 방법 및 장치
US10708164B2 (en) * 2016-05-03 2020-07-07 Qualcomm Incorporated Binarizing secondary transform index
US11483575B2 (en) * 2018-08-24 2022-10-25 Hfi Innovation Inc. Coding transform coefficients with throughput constraints
FR3086485A1 (fr) * 2018-09-21 2020-03-27 Orange Procedes et dispositifs de codage et de decodage d'un flux de donnees representatif d'au moins une image.
US10778977B2 (en) * 2018-12-05 2020-09-15 Qualcomm Incorporated Triangle motion information for video coding
US11470329B2 (en) * 2018-12-26 2022-10-11 Tencent America LLC Method and apparatus for video coding

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
Mohsen Abdoli, et al. AHG11: Block DPCM for Screen Content Coding, oint Video exploration Team(JVET), JVET-L0078, 2018-10-08, pp. 1-7*
Xiaozhong Xu, et al. Description of Core Experiment 8: Screen Content Coding Tools, Joint Video exploration Team(JVET), JVET-L1028-v3_clean(JVET-L0128_v4), 2018-11-05, pp. 1-14*

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US20220417525A1 (en) 2022-12-29
JP2024055892A (ja) 2024-04-19
US20210392338A1 (en) 2021-12-16
US11677959B2 (en) 2023-06-13
EP3906692A1 (en) 2021-11-10
EP3906692A4 (en) 2022-11-30
US20200213596A1 (en) 2020-07-02
KR20250057067A (ko) 2025-04-28
CN113383553B (zh) 2024-07-23
US11470329B2 (en) 2022-10-11
CN119094777A (zh) 2024-12-06
CN113383553A (zh) 2021-09-10
CN119094778A (zh) 2024-12-06
JP7223138B2 (ja) 2023-02-15
KR20210088700A (ko) 2021-07-14
WO2020139774A1 (en) 2020-07-02
US20230247207A1 (en) 2023-08-03
JP2023059883A (ja) 2023-04-27
JP7436715B2 (ja) 2024-02-22
JP2022512090A (ja) 2022-02-02

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