JP7430716B2 - ビデオ信号の符号化方法および復号化方法並びにその装置 - Google Patents

ビデオ信号の符号化方法および復号化方法並びにその装置 Download PDF

Info

Publication number
JP7430716B2
JP7430716B2 JP2021519620A JP2021519620A JP7430716B2 JP 7430716 B2 JP7430716 B2 JP 7430716B2 JP 2021519620 A JP2021519620 A JP 2021519620A JP 2021519620 A JP2021519620 A JP 2021519620A JP 7430716 B2 JP7430716 B2 JP 7430716B2
Authority
JP
Japan
Prior art keywords
block
intra prediction
prediction mode
current block
sub
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.)
Active
Application number
JP2021519620A
Other languages
English (en)
Japanese (ja)
Other versions
JP2022504552A5 (enExample
JP2022504552A (ja
Inventor
リー、ベグン
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.)
Guangdong Oppo Mobile Telecommunications Corp Ltd
Original Assignee
Guangdong Oppo Mobile Telecommunications Corp Ltd
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 Guangdong Oppo Mobile Telecommunications Corp Ltd filed Critical Guangdong Oppo Mobile Telecommunications Corp Ltd
Publication of JP2022504552A publication Critical patent/JP2022504552A/ja
Publication of JP2022504552A5 publication Critical patent/JP2022504552A5/ja
Priority to JP2024008514A priority Critical patent/JP7628633B2/ja
Priority to JP2024009480A priority patent/JP7636596B2/ja
Application granted granted Critical
Publication of JP7430716B2 publication Critical patent/JP7430716B2/ja
Priority to JP2025021030A priority patent/JP7760774B2/ja
Priority to JP2025021066A priority patent/JP7752271B2/ja
Priority to JP2025173135A priority patent/JP2026004604A/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • H04N19/50—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
    • H04N19/10—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
    • H04N19/102—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
    • H04N19/46—Embedding additional information in the video signal during the compression process
    • H04N19/463—Embedding additional information in the video signal during the compression process by compressing encoding parameters before transmission
    • 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
    • H04N19/12—Selection from among a plurality of transforms or standards, e.g. selection between discrete cosine transform [DCT] and sub-band transform or selection between H.263 and H.264
    • H04N19/122—Selection of transform size, e.g. 8x8 or 2x4x8 DCT; Selection of sub-band transforms of varying structure or type
    • 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
    • H04N19/124—Quantisation
    • 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
    • H04N19/129—Scanning of coding units, e.g. zig-zag scan of transform coefficients or flexible macroblock ordering [FMO]
    • 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
    • H04N19/132—Sampling, masking or truncation of coding units, e.g. adaptive resampling, frame skipping, frame interpolation or high-frequency transform coefficient masking
    • 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
    • H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
    • H04N19/61—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding in combination with predictive coding

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Discrete Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
JP2021519620A 2018-10-12 2019-10-11 ビデオ信号の符号化方法および復号化方法並びにその装置 Active JP7430716B2 (ja)

Priority Applications (5)

Application Number Priority Date Filing Date Title
JP2024008514A JP7628633B2 (ja) 2018-10-12 2024-01-24 ビデオ信号の符号化方法および復号化方法並びにその装置
JP2024009480A JP7636596B2 (ja) 2018-10-12 2024-01-25 ビデオ信号の符号化方法および復号化方法並びにその装置
JP2025021030A JP7760774B2 (ja) 2018-10-12 2025-02-12 ビデオ信号の符号化方法および復号化方法並びにその装置
JP2025021066A JP7752271B2 (ja) 2018-10-12 2025-02-12 ビデオ信号の符号化方法および復号化方法並びにその装置
JP2025173135A JP2026004604A (ja) 2018-10-12 2025-10-14 ビデオ信号の符号化方法および復号化方法並びにその装置

Applications Claiming Priority (7)

Application Number Priority Date Filing Date Title
KR10-2018-0121713 2018-10-12
KR20180121713 2018-10-12
KR20180121757 2018-10-12
KR10-2018-0121757 2018-10-12
KR20190006611 2019-01-18
KR10-2019-0006611 2019-01-18
PCT/KR2019/013384 WO2020076125A1 (ko) 2018-10-12 2019-10-11 영상 신호 부호화/복호화 방법 및 이를 위한 장치

Related Child Applications (2)

Application Number Title Priority Date Filing Date
JP2024008514A Division JP7628633B2 (ja) 2018-10-12 2024-01-24 ビデオ信号の符号化方法および復号化方法並びにその装置
JP2024009480A Division JP7636596B2 (ja) 2018-10-12 2024-01-25 ビデオ信号の符号化方法および復号化方法並びにその装置

Publications (3)

Publication Number Publication Date
JP2022504552A JP2022504552A (ja) 2022-01-13
JP2022504552A5 JP2022504552A5 (enExample) 2022-09-27
JP7430716B2 true JP7430716B2 (ja) 2024-02-13

Family

ID=70164224

Family Applications (6)

Application Number Title Priority Date Filing Date
JP2021519620A Active JP7430716B2 (ja) 2018-10-12 2019-10-11 ビデオ信号の符号化方法および復号化方法並びにその装置
JP2024008514A Active JP7628633B2 (ja) 2018-10-12 2024-01-24 ビデオ信号の符号化方法および復号化方法並びにその装置
JP2024009480A Active JP7636596B2 (ja) 2018-10-12 2024-01-25 ビデオ信号の符号化方法および復号化方法並びにその装置
JP2025021066A Active JP7752271B2 (ja) 2018-10-12 2025-02-12 ビデオ信号の符号化方法および復号化方法並びにその装置
JP2025021030A Active JP7760774B2 (ja) 2018-10-12 2025-02-12 ビデオ信号の符号化方法および復号化方法並びにその装置
JP2025173135A Pending JP2026004604A (ja) 2018-10-12 2025-10-14 ビデオ信号の符号化方法および復号化方法並びにその装置

Family Applications After (5)

Application Number Title Priority Date Filing Date
JP2024008514A Active JP7628633B2 (ja) 2018-10-12 2024-01-24 ビデオ信号の符号化方法および復号化方法並びにその装置
JP2024009480A Active JP7636596B2 (ja) 2018-10-12 2024-01-25 ビデオ信号の符号化方法および復号化方法並びにその装置
JP2025021066A Active JP7752271B2 (ja) 2018-10-12 2025-02-12 ビデオ信号の符号化方法および復号化方法並びにその装置
JP2025021030A Active JP7760774B2 (ja) 2018-10-12 2025-02-12 ビデオ信号の符号化方法および復号化方法並びにその装置
JP2025173135A Pending JP2026004604A (ja) 2018-10-12 2025-10-14 ビデオ信号の符号化方法および復号化方法並びにその装置

Country Status (15)

Country Link
US (6) US11252403B2 (enExample)
EP (2) EP4336830A3 (enExample)
JP (6) JP7430716B2 (enExample)
KR (1) KR20200041810A (enExample)
CN (7) CN122027803A (enExample)
AU (5) AU2019358651B2 (enExample)
BR (1) BR112021006238A2 (enExample)
CA (1) CA3113861C (enExample)
CL (1) CL2021000796A1 (enExample)
IL (4) IL325029B1 (enExample)
MX (5) MX2021003981A (enExample)
PH (1) PH12021550624A1 (enExample)
SG (1) SG11202103208PA (enExample)
WO (1) WO2020076125A1 (enExample)
ZA (1) ZA202101991B (enExample)

Families Citing this family (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN117880501A (zh) * 2018-10-07 2024-04-12 三星电子株式会社 用于编码或解码视频信号的视频信号处理方法和设备
KR20200041810A (ko) * 2018-10-12 2020-04-22 주식회사 엑스리스 영상 신호 부호화/복호화 방법 및 이를 위한 장치
SG11202102435VA (en) 2018-12-25 2021-04-29 Guangdong Oppo Mobile Telecommunications Corp Ltd Decoding prediction method and apparatus, and computer storage medium
MX2021009355A (es) 2019-02-05 2021-09-14 Beijing Dajia Internet Information Tech Co Ltd Codificacion de video que utiliza el modo de codificacion de subparticion.
KR102967892B1 (ko) 2019-02-08 2026-05-26 에이치에프아이 이노베이션 인크. 이차 변환을 이용하는 비디오 신호 처리 방법 및 장치
US12407859B2 (en) * 2019-02-12 2025-09-02 Lg Electronics Inc. Method for processing image on basis of transform and device therefor
CN118694972A (zh) 2019-02-28 2024-09-24 数码士有限公司 基于帧内预测的视频信号处理方法和装置
CN113557719B (zh) * 2019-03-11 2023-09-12 日本放送协会 图像编码装置、图像解码装置和程序
JP7145793B2 (ja) * 2019-03-11 2022-10-03 Kddi株式会社 画像復号装置、画像復号方法及びプログラム
KR102806123B1 (ko) * 2019-03-28 2025-05-09 후아웨이 테크놀러지 컴퍼니 리미티드 인트라 스무딩을 위한 방법 및 장치
JP7271683B2 (ja) 2019-04-27 2023-05-11 ホアウェイ・テクノロジーズ・カンパニー・リミテッド エンコーダ、デコーダ、および対応するイントラ予測方法
CN113853787B (zh) * 2019-05-22 2023-12-22 北京字节跳动网络技术有限公司 基于子块使用变换跳过模式
AU2019204437B2 (en) * 2019-06-24 2022-02-03 Canon Kabushiki Kaisha Method, apparatus and system for encoding and decoding a block of video samples
US11310511B2 (en) * 2019-10-09 2022-04-19 Tencent America LLC Method and apparatus for video coding
US11671592B2 (en) * 2019-12-09 2023-06-06 Qualcomm Incorporated Position-dependent intra-prediction combination for angular intra-prediction modes for video coding
WO2022108417A1 (ko) * 2020-11-23 2022-05-27 현대자동차주식회사 서브블록단위 인트라 예측을 이용하는 영상 부호화 및 복호화 방법과 장치
WO2022186616A1 (ko) * 2021-03-04 2022-09-09 현대자동차주식회사 인트라 예측모드 유도를 이용하는 비디오 코딩방법 및 장치
US11709352B2 (en) * 2021-03-25 2023-07-25 Trustees Of Boston University Dark-field mid-infrared photothermal microscopy
WO2023277487A1 (ko) * 2021-06-29 2023-01-05 주식회사 케이티 화면내 예측 기반의 비디오 신호 부호화/복호화 방법 및 장치, 그리고 비트스트림을 저장한 기록 매체
JP7575355B2 (ja) * 2021-06-29 2024-10-29 Kddi株式会社 画像復号装置、画像復号方法及びプログラム
US12250401B2 (en) * 2021-06-30 2025-03-11 Tencent America LLC Harmonized design for offset based refinement and multiple reference line selection
US12363288B2 (en) * 2021-09-15 2025-07-15 Tencent America LLC Geometric partition based intra prediction
US12160562B2 (en) * 2021-09-15 2024-12-03 Tencent America LLC On propagating intra prediction mode information of IBC block by using block vector
EP4409879A1 (en) 2021-09-29 2024-08-07 Ofinno, LLC Intra prediction with multiple precision of angular parameters
US20240236349A9 (en) * 2022-10-19 2024-07-11 Tencent America LLC Transform selection for intra prediction fusion
CN116634159A (zh) * 2023-05-30 2023-08-22 中星智能系统技术有限公司 视频编码方法及装置、视频解码方法及装置
WO2026007086A1 (zh) * 2024-07-04 2026-01-08 Oppo广东移动通信有限公司 编解码方法、编码器、解码器以及存储介质

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2017176030A1 (ko) 2016-04-06 2017-10-12 주식회사 케이티 비디오 신호 처리 방법 및 장치
EP3379829A1 (en) 2015-11-19 2018-09-26 Electronics and Telecommunications Research Institute Method and apparatus for encoding/decoding in-screen prediction mode

Family Cites Families (74)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7813432B2 (en) * 2004-12-30 2010-10-12 Intel Corporation Offset buffer for intra-prediction of digital video
CN101031084A (zh) * 2007-03-26 2007-09-05 武汉大学 一种视频转码中帧内模式的快速选择方法
CN101060626A (zh) * 2007-05-10 2007-10-24 武汉大学 一种视频转码中帧内模式的快速选择方法
EP2081386A1 (en) * 2008-01-18 2009-07-22 Panasonic Corporation High precision edge prediction for intracoding
JP5187062B2 (ja) 2008-08-15 2013-04-24 富士通株式会社 動画像符号化装置および動画像符号化方法
KR101458471B1 (ko) 2008-10-01 2014-11-10 에스케이텔레콤 주식회사 영상 부호화/복호화 방법 및 장치
KR101791242B1 (ko) * 2010-04-16 2017-10-30 에스케이텔레콤 주식회사 영상 부호화/복호화 장치 및 방법
JP2011259204A (ja) * 2010-06-09 2011-12-22 Sony Corp 画像復号化装置と画像符号装置およびその方法とプログラム
AU2015201843B2 (en) * 2010-07-15 2017-03-09 Kabushiki Kaisha Toshiba Image encoding method and image decoding method
WO2012134046A2 (ko) * 2011-04-01 2012-10-04 주식회사 아이벡스피티홀딩스 동영상의 부호화 방법
US20120294353A1 (en) * 2011-05-16 2012-11-22 Mediatek Inc. Apparatus and Method of Sample Adaptive Offset for Luma and Chroma Components
CN102970526B (zh) 2011-08-31 2016-12-14 华为技术有限公司 一种获得变换块尺寸的方法和模块
KR20130034566A (ko) * 2011-09-28 2013-04-05 한국전자통신연구원 제한된 오프셋 보상 및 루프 필터를 기반으로 하는 영상 부호화 및 복호화 방법 및 그 장치
WO2013058583A1 (ko) * 2011-10-18 2013-04-25 주식회사 케이티 영상 부호화 방법, 영상 복호화 방법, 영상 부호화기 및 영상 복호화기
EP3379833B1 (en) * 2011-10-18 2021-06-02 LG Electronics Inc. Method for intra prediction and device therefor
WO2013062192A1 (ko) * 2011-10-24 2013-05-02 (주)인터앱 인트라 예측 정보 부호화 방법 및 장치
US9154796B2 (en) 2011-11-04 2015-10-06 Qualcomm Incorporated Intra-mode video coding
CN107920249A (zh) * 2011-11-08 2018-04-17 株式会社Kt 对视频信号进行解码的方法
GB2509881B (en) * 2011-11-08 2018-09-12 Kt Corp A method of decoding a video signal using an AMVP mode
JP2013141187A (ja) * 2012-01-06 2013-07-18 Sony Corp 画像処理装置及び画像処理方法
US9380302B2 (en) * 2012-02-27 2016-06-28 Texas Instruments Incorporated Sample adaptive offset (SAO) parameter signaling
KR102061201B1 (ko) * 2012-04-12 2019-12-31 주식회사 골드피크이노베이션즈 블록 정보에 따른 변환 방법 및 이러한 방법을 사용하는 장치
KR20130124920A (ko) * 2012-05-07 2013-11-15 한국전자통신연구원 영상 부호화/복호화 방법 및 장치
SG10201503487VA (en) * 2012-06-11 2015-06-29 Samsung Electronics Co Ltd Method And Apparatus For Encoding Videos Sharing SAO Parameter According To Color Component
EP4216547A1 (en) * 2012-06-29 2023-07-26 Electronics And Telecommunications Research Institute Method for encoding/decoding images
JP5885604B2 (ja) 2012-07-06 2016-03-15 株式会社Ｎｔｔドコモ 動画像予測符号化装置、動画像予測符号化方法、動画像予測符号化プログラム、動画像予測復号装置、動画像予測復号方法及び動画像予測復号プログラム
KR102317682B1 (ko) * 2013-12-19 2021-10-26 삼성전자주식회사 인트라 예측을 수반한 비디오 부호화 방법 및 그 장치, 비디오 복호화 방법 및 그 장치
US20170339403A1 (en) * 2014-11-04 2017-11-23 Samsung Electronics Co., Ltd. Method and device for encoding/decoding video using intra prediction
US20180048915A1 (en) * 2015-02-27 2018-02-15 Lg Electronics Inc. Method and apparatus for encoding/decoding a video signal
CN104853192B (zh) * 2015-05-08 2018-02-13 腾讯科技（深圳）有限公司 预测模式选择方法及装置
CN115134596B (zh) * 2015-06-05 2024-12-31 杜比实验室特许公司 用于执行帧间预测的图像编解码方法、比特流存储方法
KR101875762B1 (ko) * 2015-06-05 2018-07-06 인텔렉추얼디스커버리 주식회사 화면 내 예측 모드에 대한 부호화/복호화 방법 및 장치
US10841593B2 (en) * 2015-06-18 2020-11-17 Qualcomm Incorporated Intra prediction and intra mode coding
US20160373770A1 (en) * 2015-06-18 2016-12-22 Qualcomm Incorporated Intra prediction and intra mode coding
US10574984B2 (en) * 2015-09-10 2020-02-25 Lg Electronics Inc. Intra prediction method and device in video coding system
US10681379B2 (en) * 2015-09-29 2020-06-09 Qualcomm Incorporated Non-separable secondary transform for video coding with reorganizing
KR20170058871A (ko) * 2015-11-19 2017-05-29 한국전자통신연구원 화면내 예측 모드 부호화/복호화 방법 및 장치
EP3361726A4 (en) * 2015-11-24 2018-08-15 Samsung Electronics Co., Ltd. Method and device for video decoding and method and device for video encoding
CN114189678A (zh) * 2016-04-26 2022-03-15 英迪股份有限公司 图像解码方法、图像编码方法以及传输比特流的方法
EP4503610A3 (en) 2016-04-29 2025-04-23 Koninklijke Philips N.V. Method and apparatus for encoding/decoding video signal
AU2017264000A1 (en) * 2016-05-13 2018-11-22 Sony Corporation Image processing device and method
JP6616242B2 (ja) * 2016-05-20 2019-12-04 日本電信電話株式会社 映像符号化装置、ブロック構造決定方法及びコンピュータプログラム
CN109417638B (zh) 2016-05-28 2022-02-08 世宗大学校产学协力团 视频信号的编码或解码方法及装置
US11234015B2 (en) * 2016-06-24 2022-01-25 Kt Corporation Method and apparatus for processing video signal
CN116708775A (zh) * 2016-07-18 2023-09-05 韩国电子通信研究院 图像编码/解码方法和装置以及存储比特流的记录介质
CN116527887B (zh) * 2016-08-01 2025-09-30 韩国电子通信研究院 图像编码/解码方法和设备以及存储比特流的记录介质
CN115052143B (zh) * 2016-08-01 2025-05-23 韩国电子通信研究院 图像编码/解码方法
CN116634139A (zh) 2016-08-03 2023-08-22 株式会社Kt 用于对视频进行编码和解码的方法和装置
WO2018047995A1 (ko) * 2016-09-08 2018-03-15 엘지전자(주) 인트라 예측 모드 기반 영상 처리 방법 및 이를 위한 장치
KR20180029905A (ko) * 2016-09-13 2018-03-21 한국전자통신연구원 영상 부호화/복호화 방법, 장치 및 비트스트림을 저장한 기록 매체
CN109804624B (zh) * 2016-10-04 2023-06-30 株式会社Kt 用于处理视频信号的方法和设备
KR102840589B1 (ko) * 2016-10-17 2025-07-30 에스케이텔레콤 주식회사 영상 부호화 또는 복호화하기 위한 장치 및 방법
WO2018124332A1 (ko) * 2016-12-28 2018-07-05 엘지전자(주) 인트라 예측 모드 기반 영상 처리 방법 및 이를 위한 장치
CN106792180B (zh) 2016-12-31 2018-08-24 惠科股份有限公司 可调整曲面显示器曲率的控制方法
EP3399754A1 (en) 2017-05-04 2018-11-07 Thomson Licensing Method and apparatus for most probable mode (mpm) reordering for intra prediction
WO2019009129A1 (ja) * 2017-07-03 2019-01-10 パナソニック インテレクチュアル プロパティ コーポレーション オブ アメリカ 符号化装置、復号装置、符号化方法及び復号方法
US11166045B2 (en) * 2017-10-11 2021-11-02 Lg Electronics Inc. Method for image coding on basis of separable transform and apparatus therefor
US11343538B2 (en) 2017-11-24 2022-05-24 Sony Corporation Image processing apparatus and method
EP3716630A4 (en) 2017-12-15 2021-01-27 LG Electronics Inc. METHOD AND DEVICE FOR IMAGE ENCODING BASED ON CONVERSION AND DEVICE FOR IT
BR122021019694B1 (pt) 2017-12-21 2022-05-17 Lg Electronics Inc Método de decodificação / codificação de imagem realizado por um aparelho de decodificação / codificação, aparelho de decodificação/codificação para decodificação/codificação de imagem, método e aparelho de transmissão de dados que compreende um fluxo de bits para uma imagem e mídia de armazenamento digital legível por computador não transitória
US11297348B2 (en) 2018-04-13 2022-04-05 Mediatek Inc. Implicit transform settings for coding a block of pixels
EP4216554B1 (en) 2018-06-03 2025-03-26 LG Electronics Inc. Method and device for processing video signal by using reduced transform
CA3238058A1 (en) 2018-06-30 2020-01-02 Guangdong Oppo Mobile Telecommunications Corp., Ltd. Merge mode-based inter-prediction method and apparatus
US11128872B2 (en) * 2018-07-16 2021-09-21 Qualcomm Incorporated Position dependent intra prediction combination with wide angle intra prediction
CN112640460B (zh) 2018-08-29 2024-05-03 华为技术有限公司 用于边界划分的装置及方法
KR20200028856A (ko) 2018-09-07 2020-03-17 김기백 인트라 예측을 이용한 영상 부호화/복호화 방법 및 장치
WO2020060242A1 (ko) * 2018-09-19 2020-03-26 한국전자통신연구원 화면 내 예측 모드 부호화/복호화 방법, 장치 및 비트스트림을 저장한 기록 매체
EP4224848A1 (en) 2018-09-21 2023-08-09 Guangdong Oppo Mobile Telecommunications Corp., Ltd. Video signal encoding and decoding method, and apparatus therefor
MX2021003327A (es) 2018-09-21 2021-05-14 Guangdong Oppo Mobile Telecommunications Corp Ltd Metodo para codificar/decodificar una se?al de imagen y aparato para el mismo.
US10469845B1 (en) 2018-09-21 2019-11-05 Tencent America, Llc Method and apparatus for intra mode coding
US11218694B2 (en) 2018-09-24 2022-01-04 Qualcomm Incorporated Adaptive multiple transform coding
CN112823523B (zh) 2018-10-09 2023-10-20 Lg 电子株式会社 使用mpm列表的基于帧内预测的图像编译方法及其设备
KR20200041810A (ko) * 2018-10-12 2020-04-22 주식회사 엑스리스 영상 신호 부호화/복호화 방법 및 이를 위한 장치
US20200213570A1 (en) * 2019-01-02 2020-07-02 Mediatek Inc. Method for processing projection-based frame that includes at least one projection face and at least one padding region packed in 360-degree virtual reality projection layout

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3379829A1 (en) 2015-11-19 2018-09-26 Electronics and Telecommunications Research Institute Method and apparatus for encoding/decoding in-screen prediction mode
WO2017176030A1 (ko) 2016-04-06 2017-10-12 주식회사 케이티 비디오 신호 처리 방법 및 장치

Non-Patent Citations (4)

* Cited by examiner, † Cited by third party
Title
A. M. Kotra, et al.，CE3 6.6.1: A simple 6-MPM list construction with truncated binary coding for non- MPM signalling，Joint Video Experts Team (JVET) of ITU-T SG 16 WP 3 and ISO/IEC JTC 1/SC 29/WG 11，JVET-L0222-v2，12th Meeting: Macao, CN，2018年09月，pp.1-6
Hui-Yu Jiang, and Yao-Jen Chang，CE3-related: Advanced MPM based on intra reference line selection scheme，Joint Video Experts Team (JVET) of ITU-T SG 16 WP 3 and ISO/IEC JTC 1/SC 29/WG 11，JVET-K0175-v3，11th Meeting: Ljubljana, SI，2018年07月，pp.1-4
M. G. Sarwer, C.-W. Hsu, Y.-W. Huang, and S.-M. Lei，JVET-L0086_DraftText.docx，CE3.6.4: Intra mode coding with 6 MPMs with bypass coding bins and non-MPMs with fixed length coding，JVET-L0086 (version 2)，2018年10月02日，pp.29-32,47,52-55，https://jvet-experts.org/doc_end_user/documents/12_Macao/wg11/JVET-L0086-v2.zip
Santiago De Luxan Hernandez, Heiko Schwarz, Detlev Marpe, and Thomas Wiegand，CE3: Line-based intra coding mode (Tests 2.1.1 and 2.1.2)，Joint Video Experts Team (JVET) of ITU-T SG 16 WP 3 and ISO/IEC JTC 1/SC 29/WG 11，JVET-L0076-v2，12th Meeting: Macao, CN，2018年09月，pp.1-9

Also Published As

Publication number Publication date
PH12021550624A1 (en) 2022-02-14
US20240007617A1 (en) 2024-01-04
JP2024042015A (ja) 2024-03-27
JP2026004604A (ja) 2026-01-14
IL305173B1 (en) 2026-01-01
AU2025200504A1 (en) 2025-02-13
CN116320407A (zh) 2023-06-23
JP7752271B2 (ja) 2025-10-09
WO2020076125A1 (ko) 2020-04-16
IL281823A (en) 2021-05-31
IL325030B1 (en) 2026-08-01
JP2025065483A (ja) 2025-04-17
EP4336830A3 (en) 2024-05-22
US20220094912A1 (en) 2022-03-24
EP4336830A2 (en) 2024-03-13
MX2024011878A (es) 2024-11-08
CN116320406A (zh) 2023-06-23
CN112930685A (zh) 2021-06-08
MX2024011880A (es) 2024-11-08
CN116320406B (zh) 2026-05-15
IL325029B1 (en) 2026-08-01
CA3113861C (en) 2024-10-29
KR20200041810A (ko) 2020-04-22
CN113225559B (zh) 2023-05-16
EP3840387B1 (en) 2024-03-06
US12309354B2 (en) 2025-05-20
JP7636596B2 (ja) 2025-02-26
SG11202103208PA (en) 2021-04-29
AU2019358651B2 (en) 2025-01-09
IL305173B2 (en) 2026-05-01
IL281823B1 (en) 2023-09-01
CN116347072A (zh) 2023-06-27
IL281823B2 (en) 2024-01-01
JP2025065485A (ja) 2025-04-17
IL325029A (en) 2026-01-01
US20240007618A1 (en) 2024-01-04
CN121750880A (zh) 2026-03-27
AU2025200506A1 (en) 2025-02-13
AU2019358651A1 (en) 2021-04-15
CA3113861A1 (en) 2020-04-16
BR112021006238A2 (pt) 2021-07-06
JP2022504552A (ja) 2022-01-13
MX2024011879A (es) 2024-11-08
IL305173A (en) 2023-10-01
US20240007616A1 (en) 2024-01-04
US12231627B2 (en) 2025-02-18
CL2021000796A1 (es) 2021-09-24
US11252403B2 (en) 2022-02-15
CN122027803A (zh) 2026-05-12
AU2025200507A1 (en) 2025-02-13
CN121750880B (zh) 2026-07-17
MX2021003981A (es) 2021-05-27
JP7628633B2 (ja) 2025-02-10
EP3840387A1 (en) 2021-06-23
CN113225559A (zh) 2021-08-06
ZA202101991B (en) 2022-07-27
MX2024011877A (es) 2024-11-08
IL325030A (en) 2026-01-01
AU2025200505A1 (en) 2025-02-13
EP3840387A4 (en) 2021-12-08
CN116347072B (zh) 2026-01-23
CN116320407B (zh) 2026-01-27
JP7760774B2 (ja) 2025-10-27
US20210227208A1 (en) 2021-07-22
US12149683B2 (en) 2024-11-19
JP2024042028A (ja) 2024-03-27
US20250193373A1 (en) 2025-06-12

Similar Documents

Publication Publication Date Title
JP7752271B2 (ja) ビデオ信号の符号化方法および復号化方法並びにその装置
CN112219397B (zh) 用于对视频信号编码/解码的方法及其装置
JP7451504B2 (ja) ビデオ信号符号化／復号化方法およびそのための機器
KR102402045B1 (ko) 비디오 신호 처리 방법 및 장치
JP7459069B2 (ja) 映像信号符号化／復号化方法及びその装置
KR20200078391A (ko) 영상 신호 부호화/복호화 방법 및 이를 위한 장치
KR20200034644A (ko) 영상 신호 부호화/복호화 방법 및 이를 위한 장치
KR20200084306A (ko) 영상 신호 부호화/복호화 방법 및 이를 위한 장치
KR20210022510A (ko) 영상 신호 부호화/복호화 방법 및 이를 위한 장치
KR20220134476A (ko) 영상 신호 부호화/복호화 방법 및 이를 기초로 생성된 비트스트림을 저장하는 기록 매체
KR20210103731A (ko) 비디오 신호 처리 방법 및 장치
RU2811980C2 (ru) Способ и устройство для кодирования/декодирования сигналов изображений
RU2820118C2 (ru) Способ и устройство для кодирования/декодирования сигналов изображений
HK40048055A (en) Encoding method and decoding method of thevideo signal and device for same
KR20210103763A (ko) 비디오 신호 처리 방법 및 장치
KR20210075552A (ko) 비디오 신호 처리 방법 및 장치

Legal Events

Date Code Title Description
A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20220915

A621 Written request for application examination

Free format text: JAPANESE INTERMEDIATE CODE: A621

Effective date: 20220915

A977 Report on retrieval

Free format text: JAPANESE INTERMEDIATE CODE: A971007

Effective date: 20231005

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20231010

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20231211

TRDD Decision of grant or rejection written
A01 Written decision to grant a patent or to grant a registration (utility model)

Free format text: JAPANESE INTERMEDIATE CODE: A01

Effective date: 20240105

A61 First payment of annual fees (during grant procedure)

Free format text: JAPANESE INTERMEDIATE CODE: A61

Effective date: 20240131

R150 Certificate of patent or registration of utility model

Ref document number: 7430716

Country of ref document: JP

Free format text: JAPANESE INTERMEDIATE CODE: R150