CN112272950B - 帧内预测中的平面和dc模式的边界滤波 - Google Patents

帧内预测中的平面和dc模式的边界滤波 Download PDF

Info

Publication number
CN112272950B
CN112272950B CN201980038582.3A CN201980038582A CN112272950B CN 112272950 B CN112272950 B CN 112272950B CN 201980038582 A CN201980038582 A CN 201980038582A CN 112272950 B CN112272950 B CN 112272950B
Authority
CN
China
Prior art keywords
sample
block
reference sample
prediction
measurement
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
CN201980038582.3A
Other languages
English (en)
Chinese (zh)
Other versions
CN112272950A (zh
Inventor
G.拉思
F.拉卡普
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
Priority claimed from EP18306108.4A external-priority patent/EP3611920A1/en
Application filed by InterDigital VC Holdings Inc filed Critical InterDigital VC Holdings Inc
Publication of CN112272950A publication Critical patent/CN112272950A/zh
Application granted granted Critical
Publication of CN112272950B publication Critical patent/CN112272950B/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
    • H04N19/103—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
    • H04N19/117—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
    • H04N19/169—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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
CN201980038582.3A 2018-06-18 2019-04-29 帧内预测中的平面和dc模式的边界滤波 Active CN112272950B (zh)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
EP18305746.2 2018-06-18
EP18305746 2018-06-18
EP18306108.4 2018-08-13
EP18306108.4A EP3611920A1 (en) 2018-08-13 2018-08-13 Boundary filtering for planar and dc modes in intra prediction
PCT/US2019/029724 WO2019245650A1 (en) 2018-06-18 2019-04-29 Boundary filtering for planar and dc modes in intra prediction

Publications (2)

Publication Number Publication Date
CN112272950A CN112272950A (zh) 2021-01-26
CN112272950B true CN112272950B (zh) 2024-07-02

Family

ID=66554474

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201980038582.3A Active CN112272950B (zh) 2018-06-18 2019-04-29 帧内预测中的平面和dc模式的边界滤波

Country Status (6)

Country Link
US (1) US11368677B2 (https=)
EP (1) EP3808079A1 (https=)
JP (1) JP7473478B2 (https=)
CN (1) CN112272950B (https=)
MX (1) MX2020013481A (https=)
WO (1) WO2019245650A1 (https=)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102779365B1 (ko) * 2019-04-19 2025-03-10 후아웨이 테크놀러지 컴퍼니 리미티드 제산 없는 인트라 예측을 위한 방법 및 장치
CN118138754A (zh) 2019-06-14 2024-06-04 北京字节跳动网络技术有限公司 处理视频单元边界和虚拟边界
KR102669852B1 (ko) * 2019-07-09 2024-05-29 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 적응적 루프 필터링을 위한 샘플 결정
CA3146773C (en) 2019-07-11 2025-05-06 Beijing Bytedance Network Technology Co., Ltd. SAMPLE FILLING IN AN ADAPTIVE LOOP FILTER
KR102707854B1 (ko) 2019-07-15 2024-09-23 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 적응적 루프 필터링에서의 분류
CN117278747A (zh) 2019-09-22 2023-12-22 北京字节跳动网络技术有限公司 自适应环路滤波中的填充过程
KR102721536B1 (ko) 2019-09-27 2024-10-25 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 상이한 비디오 유닛들 간의 적응적 루프 필터링
KR102762212B1 (ko) 2019-10-10 2025-02-07 두인 비전 컴퍼니 리미티드 적응적 루프 필터링에서 이용 불가능한 샘플 위치들에서의 패딩 프로세스
MX2022007299A (es) * 2019-12-24 2022-07-19 Interdigital Vc Holdings France Orden de exploracion de predictores espaciales.

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9667965B2 (en) * 2012-06-25 2017-05-30 Industry-University Cooperation Foundation Hanyang University Video encoding and decoding method

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5908619B2 (ja) * 2010-01-07 2016-04-26 株式会社東芝 動画像符号化装置及び動画像復号化装置
PL2658263T3 (pl) * 2010-12-22 2023-03-13 Lg Electronics Inc. Sposób predykcji wewnątrzramkowej i urządzenie wykorzystujące ten sposób
KR101383775B1 (ko) * 2011-05-20 2014-04-14 주식회사 케이티 화면 내 예측 방법 및 장치
KR20120140181A (ko) * 2011-06-20 2012-12-28 한국전자통신연구원 화면내 예측 블록 경계 필터링을 이용한 부호화/복호화 방법 및 그 장치
GB2494468B (en) * 2011-09-12 2014-01-15 Canon Kk Method and device for encoding or decoding information representing prediction modes
US9282344B2 (en) * 2011-11-04 2016-03-08 Qualcomm Incorporated Secondary boundary filtering for video coding
US10499053B2 (en) * 2014-10-31 2019-12-03 Mediatek Inc. Method of improved directional intra prediction for video coding
WO2016091122A1 (en) * 2014-12-11 2016-06-16 Mediatek Inc. Method and apparatus of intra prediction in video coding
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
CA3025488A1 (en) * 2016-05-25 2017-11-30 Arris Enterprises Llc Weighted angular prediction for intra coding
CN114339225B (zh) * 2016-09-05 2024-06-04 罗斯德尔动力有限责任公司 图像编码和解码装置及比特流存储介质和发送装置
WO2018062880A1 (ko) * 2016-09-30 2018-04-05 엘지전자(주) 영상 처리 방법 및 이를 위한 장치
US11102509B2 (en) * 2017-04-28 2021-08-24 Electronics And Telecommunications Research Institute Image encoding/decoding method and device, and recording medium storing bit stream

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9667965B2 (en) * 2012-06-25 2017-05-30 Industry-University Cooperation Foundation Hanyang University Video encoding and decoding method

Also Published As

Publication number Publication date
MX2020013481A (es) 2021-02-26
US20210195171A1 (en) 2021-06-24
JP7473478B2 (ja) 2024-04-23
JP2021528877A (ja) 2021-10-21
CN112272950A (zh) 2021-01-26
EP3808079A1 (en) 2021-04-21
WO2019245650A1 (en) 2019-12-26
US11368677B2 (en) 2022-06-21

Similar Documents

Publication Publication Date Title
CN112272950B (zh) 帧内预测中的平面和dc模式的边界滤波
JP7797579B2 (ja) ビデオ符号化および復号化におけるクロマ量子化パラメータ調整
CN114731430B (zh) 与多个变换选择、矩阵加权帧内预测或多参考线帧内预测结合的用于视频编码和解码的帧内子分区
JP7777652B2 (ja) 位置依存イントラ予測コンビネーションを用いたピクチャ符号化及び復号の方法及びデバイス
CN117616750A (zh) 基于模板的帧内模式推导
EP3861749A1 (en) Directions for wide angle intra prediction
EP3857883A1 (en) Method and apparatus for determining chroma quantization parameters when using separate coding trees for luma and chroma
CN112335240A (zh) 使用可变权重的多参考帧内预测
WO2020117781A1 (en) Method and apparatus for video encoding and decoding with adjusting the quantization parameter to block size
EP3644612A1 (en) Method and device for picture encoding and decoding
EP4070547A1 (en) Scaling process for joint chroma coded blocks
CN113170149A (zh) 用于图片编码和解码的方法和设备
WO2021058277A1 (en) Video encoding and decoding using block area based quantization matrices
EP3994883A1 (en) Chroma format dependent quantization matrices for video encoding and decoding
WO2021009004A1 (en) Luma to chroma quantization parameter table signaling
EP3611920A1 (en) Boundary filtering for planar and dc modes in intra prediction
CN118077198A (zh) 用于对视频进行编码/解码的方法和装置
CN117561717A (zh) 高精度4×4 dst7和dct8变换矩阵
WO2020260310A1 (en) Quantization matrices selection for separate color plane mode

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