JP2016526857A - ビデオコーディングにおける適応フィルタリング - Google Patents

ビデオコーディングにおける適応フィルタリング Download PDF

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Publication number
JP2016526857A
JP2016526857A JP2016525798A JP2016525798A JP2016526857A JP 2016526857 A JP2016526857 A JP 2016526857A JP 2016525798 A JP2016525798 A JP 2016525798A JP 2016525798 A JP2016525798 A JP 2016525798A JP 2016526857 A JP2016526857 A JP 2016526857A
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Japan
Prior art keywords
deblock filtering
video data
luma
filtering process
deblock
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JP2016525798A
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Japanese (ja)
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JP2016526857A5 (OSRAM
Inventor
キム、ウォ−シク
ソル・ロジャルス、ジョエル
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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Publication of JP2016526857A publication Critical patent/JP2016526857A/ja
Publication of JP2016526857A5 publication Critical patent/JP2016526857A5/ja
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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
    • H04N19/80—Details of filtering operations specially adapted for video compression, e.g. for pixel interpolation
    • 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
    • H04N19/136—Incoming video signal characteristics or properties
    • 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
    • H04N19/186—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 colour or a chrominance component
    • 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
    • H04N19/80—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)
  • Color Television Systems (AREA)
JP2016525798A 2013-07-12 2014-07-11 ビデオコーディングにおける適応フィルタリング Pending JP2016526857A (ja)

Applications Claiming Priority (7)

Application Number Priority Date Filing Date Title
US201361845508P 2013-07-12 2013-07-12
US61/845,508 2013-07-12
US201361846586P 2013-07-15 2013-07-15
US61/846,586 2013-07-15
US14/328,545 2014-07-10
US14/328,545 US10412419B2 (en) 2013-07-12 2014-07-10 Adaptive filtering in video coding
PCT/US2014/046301 WO2015006662A2 (en) 2013-07-12 2014-07-11 Adaptive filtering in video coding

Publications (2)

Publication Number Publication Date
JP2016526857A true JP2016526857A (ja) 2016-09-05
JP2016526857A5 JP2016526857A5 (OSRAM) 2017-07-27

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JP2016525798A Pending JP2016526857A (ja) 2013-07-12 2014-07-11 ビデオコーディングにおける適応フィルタリング

Country Status (6)

Country Link
US (1) US10412419B2 (OSRAM)
EP (1) EP3020200A2 (OSRAM)
JP (1) JP2016526857A (OSRAM)
KR (1) KR20160032118A (OSRAM)
CN (1) CN105532007B (OSRAM)
WO (1) WO2015006662A2 (OSRAM)

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CN107211161B (zh) * 2015-03-10 2020-05-15 苹果公司 包括最后阶段处理的扩展空间的视频编码优化
US20170134732A1 (en) * 2015-11-05 2017-05-11 Broadcom Corporation Systems and methods for digital media communication using syntax planes in hierarchical trees
KR102573577B1 (ko) * 2016-02-15 2023-08-31 세종대학교산학협력단 영상 처리 방법, 프레임 율 변환 방법 및 그 장치
EP3453180A4 (en) 2016-05-04 2020-04-01 Microsoft Technology Licensing, LLC INTRA-IMAGE PREDICTION USING NON-ADJACENT REFERENCE LINES OF SAMPLE VALUES
US10425640B2 (en) * 2016-06-16 2019-09-24 Peking University Shenzhen Graduate School Method, device, and encoder for controlling filtering of intra-frame prediction reference pixel point
US10419757B2 (en) * 2016-08-31 2019-09-17 Qualcomm Incorporated Cross-component filter
AU2018252853A1 (en) * 2017-04-13 2019-12-05 Lg Electronics Inc. Image encoding/decoding method and device therefor
KR102520626B1 (ko) * 2018-01-22 2023-04-11 삼성전자주식회사 아티팩트 감소 필터를 이용한 영상 부호화 방법 및 그 장치, 영상 복호화 방법 및 그 장치
US10298895B1 (en) * 2018-02-15 2019-05-21 Wipro Limited Method and system for performing context-based transformation of a video
GB2573798A (en) * 2018-05-17 2019-11-20 Canon Kk A filter
GB2573797A (en) * 2018-05-17 2019-11-20 Canon Kk A filter
US10750171B2 (en) * 2018-06-25 2020-08-18 Google Llc Deblocking filtering
US11140418B2 (en) * 2018-07-17 2021-10-05 Qualcomm Incorporated Block-based adaptive loop filter design and signaling
CN113039782B (zh) * 2018-08-31 2023-06-30 寰发股份有限公司 视频编解码中的子块去块方法及装置
WO2020090515A1 (ja) * 2018-11-02 2020-05-07 ソニー株式会社 画像処理装置及び画像処理方法
BR112021009149A2 (pt) * 2018-11-15 2021-08-10 Telefonaktiebolaget Lm Ericsson (Publ) método e aparelho para desbloquear uma fronteira, programa de computador, e, portadora
KR102708634B1 (ko) * 2019-01-02 2024-09-24 엘지전자 주식회사 디블록킹 필터링을 사용하는 영상 코딩 방법 및 장치
MX2021000852A (es) 2019-01-10 2021-03-26 Huawei Tech Co Ltd Filtro de desbloqueo para limites de subparticiones causados por una herramienta de codificacion de intrasubparticion.
US20220078416A1 (en) * 2019-02-27 2022-03-10 Sony Group Corporation Image processing device and image processing method
EP3928521A4 (en) 2019-04-02 2022-08-17 Beijing Bytedance Network Technology Co., Ltd. BIDIRECTIONAL OPTICAL FLOW BASED VIDEO ENCODING AND DECODING
JP7319386B2 (ja) 2019-04-19 2023-08-01 北京字節跳動網絡技術有限公司 異なる動きベクトル微調整における勾配計算
WO2020211866A1 (en) 2019-04-19 2020-10-22 Beijing Bytedance Network Technology Co., Ltd. Applicability of prediction refinement with optical flow process
CN113711609B (zh) 2019-04-19 2023-12-01 北京字节跳动网络技术有限公司 利用光流的预测细化过程中的增量运动矢量
CN113906763B (zh) * 2019-05-05 2024-01-12 北京字节跳动网络技术有限公司 用于视频编解码的色度去方块协调
WO2020244545A1 (en) * 2019-06-05 2020-12-10 Beijing Bytedance Network Technology Co., Ltd. Interaction between motion vector refinements and other coding tools
CN114391255B (zh) * 2019-09-11 2024-05-17 夏普株式会社 用于基于交叉分量相关性来减小视频编码中的重构误差的系统和方法
JP7612687B2 (ja) * 2019-11-19 2025-01-14 オッポ広東移動通信有限公司 データ送信方法、データ送信装置、非一時的なコンピュータ可読媒体及びチップ
JP2023512694A (ja) * 2020-02-04 2023-03-28 ホアウェイ・テクノロジーズ・カンパニー・リミテッド 高レベルシンタックスのシグナリングについてのエンコーダ、デコーダ、および対応する方法
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Publication number Priority date Publication date Assignee Title
WO2020085278A1 (ja) * 2018-10-22 2020-04-30 日本放送協会 符号化装置、復号装置、及びプログラム
US11457241B2 (en) 2018-10-22 2022-09-27 Nippon Hoso Kyokai Luminance deblock filtering encoding device, decoding device, and program
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US12120350B2 (en) 2018-10-22 2024-10-15 Nippon Hoso Kyokai Encoding device, decoding device, and program

Also Published As

Publication number Publication date
KR20160032118A (ko) 2016-03-23
EP3020200A2 (en) 2016-05-18
CN105532007B (zh) 2018-11-27
CN105532007A (zh) 2016-04-27
US20150016550A1 (en) 2015-01-15
WO2015006662A3 (en) 2015-03-26
US10412419B2 (en) 2019-09-10
WO2015006662A2 (en) 2015-01-15

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