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

Info

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
Authority
JP
Japan
Prior art keywords
deblock filtering
video data
luma
filtering process
deblock
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
JP2016525798A
Other languages
English (en)
Japanese (ja)
Other versions
JP2016526857A5 (enExample
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
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Qualcomm Inc
Original Assignee
Qualcomm Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Qualcomm Inc filed Critical Qualcomm Inc
Publication of JP2016526857A publication Critical patent/JP2016526857A/ja
Publication of JP2016526857A5 publication Critical patent/JP2016526857A5/ja
Pending legal-status Critical Current

Links

Images

Classifications

    • 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

Landscapes

  • 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 US10412419B2 (en) 2013-07-12 2014-07-10 Adaptive filtering in video coding
US14/328,545 2014-07-10
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 (enExample) 2017-07-27

Family

ID=52277097

Family Applications (1)

Application Number Title Priority Date Filing Date
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 (enExample)
EP (1) EP3020200A2 (enExample)
JP (1) JP2016526857A (enExample)
KR (1) KR20160032118A (enExample)
CN (1) CN105532007B (enExample)
WO (1) WO2015006662A2 (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
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

Families Citing this family (33)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10462464B2 (en) * 2013-11-24 2019-10-29 Lg Electronics Inc. Method and apparatus for encoding and decoding video signal using adaptive sampling
US10038919B2 (en) 2014-05-29 2018-07-31 Apple Inc. In loop chroma deblocking filter
US20150382016A1 (en) * 2014-06-27 2015-12-31 Mitsubishi Electric Research Laboratories, Inc. Method for Processing Multi-Component Video and Images
EP3206400A4 (en) * 2014-10-06 2018-05-16 Sony Corporation Image processing device and method
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
US10764576B2 (en) 2016-05-04 2020-09-01 Microsoft Technology Licensing, Llc Intra-picture 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
GB2573797A (en) * 2018-05-17 2019-11-20 Canon Kk A filter
GB2573798A (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
TWI729477B (zh) 2018-08-31 2021-06-01 聯發科技股份有限公司 視訊編解碼中的子塊去塊及裝置
MY210067A (en) * 2018-11-02 2025-08-25 Sony Group Corp Image processing device and image processing method
WO2020101559A1 (en) * 2018-11-15 2020-05-22 Telefonaktiebolaget Lm Ericsson (Publ) Deblocking in a video encoder and/or video decoder
CN113316938B (zh) * 2019-01-02 2023-12-15 Lg 电子株式会社 使用去块滤波的图像编译方法和装置
CN113455005A (zh) 2019-01-10 2021-09-28 华为技术有限公司 用于帧内子分区译码工具所产生的子分区边界的去块效应滤波器
US20220078416A1 (en) * 2019-02-27 2022-03-10 Sony Group Corporation Image processing device and image processing method
KR20230165888A (ko) 2019-04-02 2023-12-05 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 양방향 광학 흐름 기반 비디오 코딩 및 디코딩
CN113711608B (zh) 2019-04-19 2023-09-01 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的适用性
CN118540470A (zh) 2019-04-19 2024-08-23 北京字节跳动网络技术有限公司 不同运动矢量细化中的基于区域的梯度计算
WO2020211867A1 (en) 2019-04-19 2020-10-22 Beijing Bytedance Network Technology Co., Ltd. Delta motion vector in prediction refinement with optical flow process
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
CN114503596B (zh) * 2019-06-05 2023-12-29 北京字节跳动网络技术有限公司 运动矢量细化和其他编解码工具之间的相互作用
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
EP4039037A4 (en) * 2019-11-19 2022-11-16 Guangdong Oppo Mobile Telecommunications Corp., Ltd. DATA TRANSMISSION METHOD, DATA TRANSMISSION DEVICE, NON-TRANSITORY COMPUTER READABLE MEDIA AND CHIP
BR112022015242A2 (pt) * 2020-02-04 2022-09-20 Huawei Tech Co Ltd Codificador, decodificador e métodos correspondentes sobre sinalização de sintaxe de alto nível
WO2021170036A1 (en) * 2020-02-26 2021-09-02 Mediatek Inc. Methods and apparatuses of loop filter parameter signaling in image or video processing system

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005039842A (ja) * 2003-07-16 2005-02-10 Samsung Electronics Co Ltd カラー映像のためのビデオ符号化／復号化装置およびその方法
JP2009538086A (ja) * 2006-11-17 2009-10-29 エルジー エレクトロニクス インコーポレイティド ビデオ信号のデコーディング／エンコーディング方法及び装置

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7319415B2 (en) 2002-05-01 2008-01-15 Thomson Licensing Chroma deblocking filter
MXPA06001111A (es) 2003-08-19 2006-04-11 Matsushita Electric Industrial Co Ltd Metodo de codificacion de imagen en movimiento y metodo de decodificacion de imagen en movimiento.
US9185430B2 (en) * 2010-03-15 2015-11-10 Mediatek Singapore Pte. Ltd. Deblocking filtering method and deblocking filter
US9094658B2 (en) * 2010-05-10 2015-07-28 Mediatek Inc. Method and apparatus of adaptive loop filtering
MX2013007018A (es) * 2011-03-10 2013-07-30 Mediatek Singapore Pte Ltd Metodo y aparato para desbloquear un filtro.
PT2882190T (pt) * 2011-04-21 2019-02-25 Hfi Innovation Inc Método e aparelho para filtragem em laço melhorada
US9832461B2 (en) * 2011-10-31 2017-11-28 Hfi Innovation Inc. Method and apparatus of deblocking filter with simplified boundary strength decision
WO2013102293A1 (en) * 2012-01-04 2013-07-11 Mediatek Singapore Pte. Ltd. Improvements of luma-based chroma intra prediction
US20140078394A1 (en) * 2012-09-17 2014-03-20 General Instrument Corporation Selective use of chroma interpolation filters in luma interpolation process
WO2014107709A2 (en) * 2013-01-07 2014-07-10 Vid Scale, Inc. Enhanced deblocking filters for video coding

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005039842A (ja) * 2003-07-16 2005-02-10 Samsung Electronics Co Ltd カラー映像のためのビデオ符号化／復号化装置およびその方法
JP2009538086A (ja) * 2006-11-17 2009-10-29 エルジー エレクトロニクス インコーポレイティド ビデオ信号のデコーディング／エンコーディング方法及び装置

Cited By (4)

* Cited by examiner, † Cited by third party
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
US11736728B2 (en) 2018-10-22 2023-08-22 Nippon Hoso Kyokai Encoding device, decoding device, and program
US12120350B2 (en) 2018-10-22 2024-10-15 Nippon Hoso Kyokai Encoding device, decoding device, and program

Also Published As

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

Similar Documents

Publication Publication Date Title
US12470709B2 (en) Predicting filter coefficients from fixed filters for video coding
US10412419B2 (en) Adaptive filtering in video coding
JP6165840B2 (ja) クロマスライスレベルｑｐオフセットおよびデブロッキング
US10313682B2 (en) Determining regions when performing intra block copying
JP5587508B2 (ja) ビデオコード化のためのイントラ平滑化フィルタ
JP6542225B2 (ja) イントラブロックコピーのための残差予測
JP5937200B2 (ja) ビデオコーディングのためのブロッキネスアーティファクトのフィルタ処理
JP2018530246A (ja) ビデオコーディングのために位置依存の予測組合せを使用する改善されたビデオイントラ予測
JP2015516764A (ja) ビデオコーディングにおけるデブロッキングフィルタのためのベータオフセット制御
JP2018511232A (ja) 非正方形区分を使用してビデオデータを符号化するための最適化

Legal Events

Date Code Title Description
A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20160411

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20160412

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20170616

A621 Written request for application examination

Free format text: JAPANESE INTERMEDIATE CODE: A621

Effective date: 20170616

A977 Report on retrieval

Free format text: JAPANESE INTERMEDIATE CODE: A971007

Effective date: 20180528

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20180605

A02 Decision of refusal

Free format text: JAPANESE INTERMEDIATE CODE: A02

Effective date: 20190305