JP6356346B2 - イントラブロックコピーのためのデブロックフィルタ処理 - Google Patents

イントラブロックコピーのためのデブロックフィルタ処理 Download PDF

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Publication number
JP6356346B2
JP6356346B2 JP2017518290A JP2017518290A JP6356346B2 JP 6356346 B2 JP6356346 B2 JP 6356346B2 JP 2017518290 A JP2017518290 A JP 2017518290A JP 2017518290 A JP2017518290 A JP 2017518290A JP 6356346 B2 JP6356346 B2 JP 6356346B2
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block
boundary strength
coded
strength value
mode
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JP2017535165A (ja
JP2017535165A5 (https=
Inventor
ラパカ、クリシュナカンス
ソル・ロジャルス、ジョエル
シェ、チェン−テー
パン、チャオ
セレジン、バディム
カークゼウィックズ、マルタ
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Qualcomm Inc
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Qualcomm Inc
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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
    • H04N19/117—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
    • H04N19/134—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
    • H04N19/169—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
    • H04N19/182—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 a pixel
    • 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
    • H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
    • H04N19/51—Motion estimation or motion compensation
    • H04N19/513—Processing of motion vectors
    • 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
    • H04N19/80—Details of filtering operations specially adapted for video compression, e.g. for pixel interpolation
    • H04N19/82—Details of filtering operations specially adapted for video compression, e.g. for pixel interpolation involving filtering within a prediction loop
    • 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
    • H04N19/85—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression
    • H04N19/86—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression involving reduction of coding artifacts, e.g. of blockiness

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
JP2017518290A 2014-10-07 2015-09-22 イントラブロックコピーのためのデブロックフィルタ処理 Expired - Fee Related JP6356346B2 (ja)

Applications Claiming Priority (7)

Application Number Priority Date Filing Date Title
US201462061063P 2014-10-07 2014-10-07
US62/061,063 2014-10-07
US201462063330P 2014-10-13 2014-10-13
US62/063,330 2014-10-13
US14/860,250 US9832467B2 (en) 2014-10-07 2015-09-21 Deblock filtering for intra block copying
US14/860,250 2015-09-21
PCT/US2015/051420 WO2016057208A1 (en) 2014-10-07 2015-09-22 Deblock filtering for intra block copying

Publications (3)

Publication Number Publication Date
JP2017535165A JP2017535165A (ja) 2017-11-24
JP2017535165A5 JP2017535165A5 (https=) 2018-02-22
JP6356346B2 true JP6356346B2 (ja) 2018-07-11

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US (1) US9832467B2 (https=)
EP (1) EP3205097A1 (https=)
JP (1) JP6356346B2 (https=)
KR (1) KR101881710B1 (https=)
CN (1) CN106797466B (https=)
WO (1) WO2016057208A1 (https=)

Families Citing this family (63)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102948146B (zh) * 2010-04-13 2016-10-19 三星电子株式会社 基于树结构的编码单元执行去块滤波的视频编码方法和视频编码设备以及视频解码方法和视频解码设备
US9510001B2 (en) * 2013-07-09 2016-11-29 Electronics And Telecommunications Research Institute Video decoding method and apparatus using the same
KR102257269B1 (ko) * 2013-10-14 2021-05-26 마이크로소프트 테크놀로지 라이센싱, 엘엘씨 비디오 및 이미지 코딩 및 디코딩을 위한 인트라 블록 카피 예측 모드의 피쳐
AU2014376061B8 (en) 2014-01-03 2019-05-30 Microsoft Technology Licensing, Llc Block vector prediction in video and image coding/decoding
US11284103B2 (en) 2014-01-17 2022-03-22 Microsoft Technology Licensing, Llc Intra block copy prediction with asymmetric partitions and encoder-side search patterns, search ranges and approaches to partitioning
US10785486B2 (en) 2014-06-19 2020-09-22 Microsoft Technology Licensing, Llc Unified intra block copy and inter prediction modes
US10856009B2 (en) * 2014-09-04 2020-12-01 Mediatek Inc. Method of block vector clipping and coding for screen content coding and video coding
EP3178228B1 (en) * 2014-09-15 2023-10-04 HFI Innovation Inc. Method of deblocking for intra block copy in video coding
GB2531003A (en) * 2014-10-06 2016-04-13 Canon Kk Method and apparatus for vector encoding in video coding and decoding
US10212445B2 (en) * 2014-10-09 2019-02-19 Qualcomm Incorporated Intra block copy prediction restrictions for parallel processing
CN115134609B (zh) 2015-06-11 2025-02-21 杜比实验室特许公司 使用自适应去块滤波编码和解码图像的方法及其装置
CN112565792B (zh) * 2015-10-19 2023-07-11 寰发股份有限公司 管理已解码图像缓存器的方法及装置
CN116489350B (zh) * 2015-11-20 2026-01-06 韩国电子通信研究院 对图像进行编/解码的方法和装置
CA2986600A1 (en) * 2016-11-24 2018-05-24 Ecole De Technologie Superieure Method and system for parallel rate-constrained motion estimation in video coding
CN116233416A (zh) * 2017-01-16 2023-06-06 世宗大学校产学协力团 影像编码/解码方法
MX2020003656A (es) * 2017-10-02 2020-10-12 Arris Entpr Llc Sistema y método para reducir artefactos de bloque y proporcionar eficiencia de codificación mejorada.
CN114979633B (zh) * 2017-10-09 2023-10-27 佳能株式会社 用于对样本块进行滤波的方法、装置和存储介质
US10638137B2 (en) * 2018-03-07 2020-04-28 Tencent America LLC Method and apparatus for video coding
US10462483B1 (en) 2018-04-26 2019-10-29 Tencent America LLC Method and apparatus for video coding
WO2019229683A1 (en) 2018-05-31 2019-12-05 Beijing Bytedance Network Technology Co., Ltd. Concept of interweaved prediction
KR20200002011A (ko) * 2018-06-28 2020-01-07 한국전자통신연구원 영상 부호화/복호화 방법, 장치 및 비트스트림을 저장한 기록 매체
US12445641B2 (en) * 2018-06-29 2025-10-14 Electronics And Telecommunications Research Institute Image encoding/decoding method and apparatus for throughput enhancement, and recording medium storing bitstream
US10448026B1 (en) * 2018-07-09 2019-10-15 Tencent America LLC Method and apparatus for block vector signaling and derivation in intra picture block compensation
US11128872B2 (en) * 2018-07-16 2021-09-21 Qualcomm Incorporated Position dependent intra prediction combination with wide angle intra prediction
US10798376B2 (en) * 2018-07-17 2020-10-06 Tencent America LLC Method and apparatus for video coding
US10848782B2 (en) 2018-09-21 2020-11-24 Tencent America LLC Method and apparatus for video coding
CN112889269B (zh) * 2018-10-23 2023-10-27 腾讯美国有限责任公司 视频解码方法及装置
CN119450038A (zh) * 2018-12-11 2025-02-14 交互数字Vc控股公司 用于对图像进行解块的方法和设备
CN113228639A (zh) * 2018-12-21 2021-08-06 韩国电子通信研究院 图像编码/解码方法和装置以及存储有比特流的记录介质
CN113454999B (zh) 2019-01-02 2024-07-02 北京字节跳动网络技术有限公司 划分模式之间的运动矢量推导
WO2020141885A1 (ko) * 2019-01-02 2020-07-09 엘지전자 주식회사 디블록킹 필터링을 사용하는 영상 코딩 방법 및 장치
US11659166B2 (en) 2019-01-02 2023-05-23 Lg Electronics Inc. Method and apparatus for coding image by using MMVD based on CPR
WO2020143826A1 (en) * 2019-01-13 2020-07-16 Beijing Bytedance Network Technology Co., Ltd. Interaction between interweaved prediction and other coding tools
US11019359B2 (en) 2019-01-15 2021-05-25 Tencent America LLC Chroma deblock filters for intra picture block compensation
FI3868110T3 (fi) 2019-01-17 2026-01-23 Huawei Tech Co Ltd Kooderi, dekooderi ja vastaavia menetelmiä lohkosuodattimen mukauttamiseksi
JP7384912B2 (ja) 2019-02-02 2023-11-21 北京字節跳動網絡技術有限公司 映像符号化におけるイントラブロックコピーのためのバッファにおけるデータ記憶
CN120881292A (zh) 2019-02-02 2025-10-31 北京字节跳动网络技术有限公司 使用用于视频编解码中的帧内块复制的额外缓冲区样点的预测
US11595662B2 (en) * 2019-02-06 2023-02-28 Tencent America LLC Method and apparatus for neighboring block availability in video coding
WO2020164628A1 (en) * 2019-02-17 2020-08-20 Beijing Bytedance Network Technology Co., Ltd. Motion candidate list construction for intra block copy (ibc) mode and non-ibc inter mode
US11115653B2 (en) 2019-02-22 2021-09-07 Mediatek Inc. Intra block copy merge list simplification
CN113545068B (zh) 2019-03-01 2023-09-15 北京字节跳动网络技术有限公司 用于视频编解码中的帧内块复制的基于顺序的更新
KR102688366B1 (ko) 2019-03-01 2024-07-24 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 비디오 코딩에서 인트라 블록 복사를 위한 방향 기반 예측
KR20210125506A (ko) 2019-03-04 2021-10-18 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 비디오 코딩에서 인트라 블록 복사를 위한 버퍼 관리
CN114041285B (zh) * 2019-05-11 2024-04-19 北京字节跳动网络技术有限公司 视频处理中去方块滤波器的边界强度确定
CN113826390B (zh) * 2019-05-16 2024-03-08 字节跳动有限公司 屏幕内容编解码的帧内块复制
WO2020244536A1 (en) * 2019-06-03 2020-12-10 Beijing Bytedance Network Technology Co., Ltd. Combined intra and intra-block copy prediction for video coding
CN120358343A (zh) * 2019-06-20 2025-07-22 韩国电子通信研究院 视频编码/解码方法和装置以及比特流存储介质
CN119676449A (zh) 2019-06-20 2025-03-21 皇家飞利浦有限公司 用于对图像信号进行编码/解码的方法及其设备
KR102677020B1 (ko) 2019-07-06 2024-06-19 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 비디오 코딩에서 인트라 블록 카피를 위한 가상 예측 버퍼
CN114175633B (zh) 2019-07-10 2023-12-29 北京字节跳动网络技术有限公司 用于视频编解码中的帧内块复制的样点标识
CN114097221B (zh) 2019-07-11 2024-01-12 北京字节跳动网络技术有限公司 用于视频编解码中的帧内块复制的比特流一致性约束
CA3240495A1 (en) 2019-07-19 2021-01-28 Lg Electronics Inc. Image encoding/decoding method and device using filtering, and method for transmitting bitstream
JP7670680B2 (ja) 2019-07-25 2025-04-30 北京字節跳動網絡技術有限公司 イントラブロックコピー仮想バッファに対するサイズ制限
WO2021013240A1 (en) 2019-07-25 2021-01-28 Beijing Bytedance Network Technology Co., Ltd. Mapping restriction for intra-block copy virtual buffer
KR102733969B1 (ko) * 2019-08-23 2024-11-26 두인 비전 컴퍼니 리미티드 코딩 블록 또는 서브블록 경계에서의 디블로킹 필터링
WO2021043299A1 (en) 2019-09-05 2021-03-11 Beijing Bytedance Network Technology Co., Ltd. Range constrains for block vector in intra-block copy mode
US11394957B2 (en) * 2019-09-23 2022-07-19 Tencent America LLC Constraints on reference sample locations in the dedicated buffer for intra picture block compensation
KR102735189B1 (ko) 2019-09-23 2024-11-28 두인 비전 컴퍼니 리미티드 가상 파이프라인 데이터 유닛에 기초한 인트라 블록 복사 가상 버퍼의 설정
WO2020251420A2 (en) * 2019-10-05 2020-12-17 Huawei Technologies Co., Ltd. Removing blocking artifacts inside coding unit predicted by intra block copy
JP7323719B2 (ja) * 2020-02-05 2023-08-08 エルジー エレクトロニクス インコーポレイティド 残差コーディングに関する画像デコード方法およびその装置
BR112022015270A8 (pt) * 2020-02-10 2022-11-01 Panasonic Ip Corp America Codificador, decodificador, método de codificação e método de decodificação
WO2021185306A1 (en) 2020-03-18 2021-09-23 Beijing Bytedance Network Technology Co., Ltd. Intra block copy buffer and palette predictor update
US11818341B2 (en) * 2020-03-25 2023-11-14 Lg Electronics Inc. Method and apparatus for encoding/decoding image, for performing deblocking filtering by determining boundary strength, and method for transmitting bitstream

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2549479B2 (ja) * 1991-12-06 1996-10-30 日本電信電話株式会社 動き補償フレーム間帯域分割符号化処理方法
US7031388B2 (en) * 2002-05-06 2006-04-18 Koninklijke Philips Electronics N.V. System for and method of sharpness enhancement for coded digital video
WO2009126299A1 (en) 2008-04-11 2009-10-15 Thomson Licensing Deblocking filtering for displaced intra prediction and template matching
KR101590500B1 (ko) * 2008-10-23 2016-02-01 에스케이텔레콤 주식회사 동영상 부호화/복호화 장치, 이를 위한 인트라 예측 방향에기반한 디블록킹 필터링 장치 및 필터링 방법, 및 기록 매체
KR101912059B1 (ko) * 2011-01-19 2018-10-25 르네사스 일렉트로닉스 가부시키가이샤 화상 부호화 장치 및 화상 복호 장치
US9338476B2 (en) * 2011-05-12 2016-05-10 Qualcomm Incorporated Filtering blockiness artifacts for video coding
US9510020B2 (en) * 2011-10-20 2016-11-29 Qualcomm Incorporated Intra pulse code modulation (IPCM) and lossless coding mode deblocking for video coding
US9167269B2 (en) * 2011-10-25 2015-10-20 Qualcomm Incorporated Determining boundary strength values for deblocking filtering for video coding
JP2014011726A (ja) * 2012-07-02 2014-01-20 Canon Inc 画像符号化装置、画像符号化方法及びプログラム、画像復号装置、画像復号方法及びプログラム
US10015515B2 (en) 2013-06-21 2018-07-03 Qualcomm Incorporated Intra prediction from a predictive block
US10003818B2 (en) * 2013-10-11 2018-06-19 Sony Corporation Video coding system with intra prediction mechanism and method of operation thereof
AU2014202921B2 (en) * 2014-05-29 2017-02-02 Canon Kabushiki Kaisha Method, apparatus and system for de-blocking a block of video samples
US20150373362A1 (en) 2014-06-19 2015-12-24 Qualcomm Incorporated Deblocking filter design for intra block copy

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Publication number Publication date
EP3205097A1 (en) 2017-08-16
KR20170068460A (ko) 2017-06-19
US9832467B2 (en) 2017-11-28
KR101881710B1 (ko) 2018-07-24
JP2017535165A (ja) 2017-11-24
WO2016057208A1 (en) 2016-04-14
CN106797466A (zh) 2017-05-31
US20160100163A1 (en) 2016-04-07
CN106797466B (zh) 2019-04-23

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