CN111448798B - 基于块形状的视频编码和解码的方法和装置 - Google Patents

基于块形状的视频编码和解码的方法和装置 Download PDF

Info

Publication number
CN111448798B
CN111448798B CN201880079017.7A CN201880079017A CN111448798B CN 111448798 B CN111448798 B CN 111448798B CN 201880079017 A CN201880079017 A CN 201880079017A CN 111448798 B CN111448798 B CN 111448798B
Authority
CN
China
Prior art keywords
block
rectangular block
intra prediction
prediction
prediction mode
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
CN201880079017.7A
Other languages
English (en)
Chinese (zh)
Other versions
CN111448798A (zh
Inventor
F.拉卡普
G.拉思
F.厄本
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.)
InterDigital VC Holdings Inc
Original Assignee
InterDigital VC Holdings 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 InterDigital VC Holdings Inc filed Critical InterDigital VC Holdings Inc
Publication of CN111448798A publication Critical patent/CN111448798A/zh
Application granted granted Critical
Publication of CN111448798B publication Critical patent/CN111448798B/zh
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

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
    • H04N19/10—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
    • H04N19/103—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
    • H04N19/119—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
    • H04N19/132—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
    • H04N19/50—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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
CN201880079017.7A 2017-12-05 2018-12-04 基于块形状的视频编码和解码的方法和装置 Active CN111448798B (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP17306703.4 2017-12-05
EP17306703.4A EP3496401A1 (en) 2017-12-05 2017-12-05 Method and apparatus for video encoding and decoding based on block shape
PCT/US2018/063788 WO2019113027A1 (en) 2017-12-05 2018-12-04 Method and apparatus for video encoding and decoding based on block shape

Publications (2)

Publication Number Publication Date
CN111448798A CN111448798A (zh) 2020-07-24
CN111448798B true CN111448798B (zh) 2024-11-01

Family

ID=60654907

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201880079017.7A Active CN111448798B (zh) 2017-12-05 2018-12-04 基于块形状的视频编码和解码的方法和装置

Country Status (7)

Country Link
US (1) US20200374530A1 (https=)
EP (2) EP3496401A1 (https=)
JP (2) JP2021506150A (https=)
KR (1) KR20200096227A (https=)
CN (1) CN111448798B (https=)
IL (2) IL275034B2 (https=)
WO (1) WO2019113027A1 (https=)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA3092638A1 (en) * 2018-03-01 2019-09-06 Arris Enterprises Llc System and method of motion information storage for video coding and signaling
US10567752B2 (en) 2018-07-02 2020-02-18 Tencent America LLC Method and apparatus for intra prediction for non-square blocks in video compression
EP3804336A4 (en) * 2018-07-11 2021-08-11 Huawei Technologies Co., Ltd. FILTERING PROCESS AND APPARATUS DEPENDING ON THE ASPECT RATIO FOR INTRA-PREDICTION
BR112020025155A2 (pt) * 2018-11-14 2021-05-18 Huawei Technologies Co., Ltd. método e aparelho para predição intra
CN110677647B (zh) * 2019-09-27 2024-02-09 腾讯科技（深圳）有限公司 视频解码、编码方法和装置、存储介质与解码器、编码器
CN115866263A (zh) * 2021-09-24 2023-03-28 维沃移动通信有限公司 视频解码方法、视频编码方法及相关设备

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2017188780A2 (ko) * 2016-04-29 2017-11-02 인텔렉추얼디스커버리 주식회사 영상 신호 부호화/복호화 방법 및 장치

Family Cites Families (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101452860B1 (ko) * 2009-08-17 2014-10-23 삼성전자주식회사 영상의 부호화 방법 및 장치, 영상 복호화 방법 및 장치
KR20120012385A (ko) * 2010-07-31 2012-02-09 오수미 인트라 예측 부호화 장치
US8923395B2 (en) * 2010-10-01 2014-12-30 Qualcomm Incorporated Video coding using intra-prediction
US9008175B2 (en) * 2010-10-01 2015-04-14 Qualcomm Incorporated Intra smoothing filter for video coding
CN107071411B (zh) * 2011-04-25 2020-08-28 Lg电子株式会社 一种由解码设备和编码设备执行的帧内预测方法
US9532058B2 (en) * 2011-06-03 2016-12-27 Qualcomm Incorporated Intra prediction mode coding with directional partitions
US9602839B2 (en) * 2011-06-15 2017-03-21 Futurewei Technologies, Inc. Mode dependent intra smoothing filter table mapping methods for non-square prediction units
EP3306939B1 (en) * 2011-06-28 2020-08-05 Samsung Electronics Co., Ltd. Method and apparatus for video encoding, corresponding method for video decoding, video accompanied with arithmetic decoding and two dimensional last significant coefficient signaling
KR20130029695A (ko) * 2011-09-15 2013-03-25 주식회사 아이벡스피티홀딩스 근거리 인트라 예측에서의 예측 블록 생성 방법
WO2015057947A1 (en) * 2013-10-17 2015-04-23 Huawei Technologies Co., Ltd. Improved reference pixel selection and filtering for intra coding of depth map
WO2016200984A1 (en) * 2015-06-08 2016-12-15 Vid Scale, Inc. Intra block copy mode for screen content coding
US10171819B2 (en) * 2015-08-03 2019-01-01 Arris Enterprises Llc Intra prediction mode selection in video coding
EP3148190A1 (en) * 2015-09-25 2017-03-29 Thomson Licensing Method and apparatus for intra prediction in video encoding and decoding
US10681379B2 (en) * 2015-09-29 2020-06-09 Qualcomm Incorporated Non-separable secondary transform for video coding with reorganizing
US10194170B2 (en) * 2015-11-20 2019-01-29 Mediatek Inc. Method and apparatus for video coding using filter coefficients determined based on pixel projection phase
KR102776450B1 (ko) * 2016-02-12 2025-03-06 삼성전자주식회사 영상 부호화 방법 및 장치, 영상 복호화 방법 및 장치
US11032550B2 (en) * 2016-02-25 2021-06-08 Mediatek Inc. Method and apparatus of video coding
US10448011B2 (en) * 2016-03-18 2019-10-15 Mediatek Inc. Method and apparatus of intra prediction in image and video processing
GB2550579A (en) * 2016-05-23 2017-11-29 Sony Corp Image data encoding and decoding
US10230961B2 (en) * 2016-06-03 2019-03-12 Mediatek Inc. Method and apparatus for template-based intra prediction in image and video coding
CN116684579A (zh) * 2016-08-03 2023-09-01 株式会社Kt 用于对视频进行编码和解码的方法和装置
JP7094076B2 (ja) * 2016-08-19 2022-07-01 沖電気工業株式会社 映像符号化装置、プログラム及び方法、並びに、映像復号装置、プログラム及び方法、並びに、映像伝送システム
CN116962679A (zh) * 2016-08-31 2023-10-27 株式会社Kt 用于处理视频信号的方法和设备
CN116437079A (zh) * 2016-09-20 2023-07-14 株式会社Kt 对视频进行解码和编码的方法以及传输方法
US10506228B2 (en) * 2016-10-04 2019-12-10 Qualcomm Incorporated Variable number of intra modes for video coding
CN115802033A (zh) * 2016-12-23 2023-03-14 华为技术有限公司 一种用于处理矩形视频编码块的比特流的系统及方法
US10805641B2 (en) * 2017-06-15 2020-10-13 Qualcomm Incorporated Intra filtering applied together with transform processing in video coding

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2017188780A2 (ko) * 2016-04-29 2017-11-02 인텔렉추얼디스커버리 주식회사 영상 신호 부호화/복호화 방법 및 장치

Also Published As

Publication number Publication date
EP3496401A1 (en) 2019-06-12
IL275034B2 (en) 2024-06-01
CN111448798A (zh) 2020-07-24
IL275034A (en) 2020-07-30
IL275034B1 (en) 2024-02-01
EP3721622A1 (en) 2020-10-14
US20200374530A1 (en) 2020-11-26
KR20200096227A (ko) 2020-08-11
JP2021506150A (ja) 2021-02-18
JP2024062990A (ja) 2024-05-10
WO2019113027A1 (en) 2019-06-13
IL309691A (en) 2024-02-01

Similar Documents

Publication Publication Date Title
CN112204967B (zh) 视频数据编码的设备和方法
CN110999291B (zh) 用于划分视频数据的帧间预测片段中的视频块的系统和方法
JP7543515B2 (ja) 単純化されたｍｐｍリスト生成方法を用いる画像符号化／復号化方法、装置、及びビットストリームを伝送する方法
KR102914522B1 (ko) 영상 코딩 시스템에서 레지듀얼 정보를 사용하는 영상 디코딩 방법 및 그 장치
CN108605126B (zh) 滤波视频数据的经解码块的方法和装置及存储介质
CN111448798B (zh) 基于块形状的视频编码和解码的方法和装置
CN115088259B (zh) 对视频样本块编码和解码的方法、设备和系统
TW201907718A (zh) 用於不可分開轉換之記憶體減少
JP7712988B2 (ja) Ｍｐｍリストを構成する方法、クロマブロックのイントラ予測モードを取得する方法、および装置
CN111194554B (zh) 基于照明补偿的视频编码和解码的方法和装置
CN112352429A (zh) 利用分组的旁路剩余级别进行系数编码以用于依赖量化
CN113170129B (zh) 用于视频编解码的基于树的变换单元（tu）分割
CN112789858A (zh) 帧内预测方法及设备
KR102640142B1 (ko) 영상 코딩 시스템에서 레지듀얼 정보를 사용하는 영상 디코딩 방법 및 그 장치
CN113545053A (zh) 视频译码中的隐式变换选择
CN112425164A (zh) 多个可分离变换选择的变换变体
KR102660120B1 (ko) 이중 예측 옵티컬 플로 계산 및 이중 예측 보정에서 블록 레벨 경계 샘플 그레이디언트 계산을 위한 정수 그리드 참조 샘플의 위치를 계산하는 방법
KR20240052698A (ko) 영상 부호화/복호화 방법, 장치 및 비트스트림을 저장한 기록 매체
CN114175653B (zh) 用于视频编解码中的无损编解码模式的方法和装置
US20250211776A1 (en) Method and apparatus for encoding/decoding image and recording medium storing bitstream
CN114556929A (zh) 用于视频译码的参数化基于图的可分离变换
TW202533580A (zh) 用於視訊寫碼之樣本位置及區塊特性相依框內預測
WO2025011104A1 (zh) 编解码方法和装置
CN121773611A (zh) 图像编码/解码方法和设备、及存储比特流的记录介质
HK40120587A (zh) 从位流中解码变换块的解码设备和方法、将变换块编码在位流中的编码设备和方法、以及存储介质

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
GR01 Patent grant
GR01 Patent grant
TG01 Patent term adjustment
TG01 Patent term adjustment