MX2020013481A - Filtrado de limites para los modos planar y dc en la prediccion intra. - Google Patents

Filtrado de limites para los modos planar y dc en la prediccion intra.

Info

Publication number
MX2020013481A
MX2020013481A MX2020013481A MX2020013481A MX2020013481A MX 2020013481 A MX2020013481 A MX 2020013481A MX 2020013481 A MX2020013481 A MX 2020013481A MX 2020013481 A MX2020013481 A MX 2020013481A MX 2020013481 A MX2020013481 A MX 2020013481A
Authority
MX
Mexico
Prior art keywords
samples
gradient
reference sample
boundary filtering
intra prediction
Prior art date
Application number
MX2020013481A
Other languages
English (en)
Spanish (es)
Inventor
Fabien Racape
Fabrice Urban
Gagan Rath
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 MX2020013481A publication Critical patent/MX2020013481A/es

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)
MX2020013481A 2018-06-18 2019-04-29 Filtrado de limites para los modos planar y dc en la prediccion intra. MX2020013481A (es)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP18305746 2018-06-18
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 (1)

Publication Number Publication Date
MX2020013481A true MX2020013481A (es) 2021-02-26

Family

ID=66554474

Family Applications (1)

Application Number Title Priority Date Filing Date
MX2020013481A MX2020013481A (es) 2018-06-18 2019-04-29 Filtrado de limites para los modos planar y dc en la prediccion intra.

Country Status (6)

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

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3949405A4 (en) * 2019-04-19 2022-07-27 Huawei Technologies Co., Ltd. Method and apparatus for division-free intra-prediction
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
JP7291846B2 (ja) * 2019-07-09 2023-06-15 北京字節跳動網絡技術有限公司 適応ループフィルタリングのためのサンプル決定
CA3146773C (en) 2019-07-11 2025-05-06 Beijing Bytedance Network Technology Co., Ltd. SAMPLE FILLING IN AN ADAPTIVE LOOP FILTER
JP7361196B2 (ja) 2019-07-15 2023-10-13 北京字節跳動網絡技術有限公司 適応ループ・フィルタリングにおける分類
CN114503594B (zh) 2019-09-22 2024-04-05 北京字节跳动网络技术有限公司 自适应环路滤波中样点填充的选择性应用
JP7326600B2 (ja) 2019-09-27 2023-08-15 北京字節跳動網絡技術有限公司 異なるビデオユニット間の適応ループフィルタリング
EP4029263B1 (en) 2019-10-10 2025-08-20 Beijing Bytedance Network Technology Co., Ltd. Padding process at unavailable sample locations in adaptive loop filtering
MX2022007299A (es) * 2019-12-24 2022-07-19 Interdigital Vc Holdings France Orden de exploracion de predictores espaciales.

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2011083573A1 (ja) 2010-01-07 2011-07-14 株式会社 東芝 動画像符号化装置及び動画像復号化装置
EP4124034B1 (en) * 2010-12-22 2023-08-23 LG Electronics Inc. Intra prediction in video coding
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
WO2014003421A1 (ko) * 2012-06-25 2014-01-03 한양대학교 산학협력단 비디오 부호화 및 복호화를 위한 방법
CN107148778A (zh) * 2014-10-31 2017-09-08 联发科技股份有限公司 用于视频编码的改进的定向帧内预测方法
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
US10523949B2 (en) * 2016-05-25 2019-12-31 Arris Enterprises Llc Weighted angular prediction for intra coding
CN114286091B (zh) * 2016-09-05 2024-06-04 罗斯德尔动力有限责任公司 图像编码和解码方法、比特流存储介质及数据传输方法
KR20190052097A (ko) * 2016-09-30 2019-05-15 엘지전자 주식회사 영상 처리 방법 및 이를 위한 장치
CN117395399A (zh) * 2017-04-28 2024-01-12 英迪股份有限公司 图像解码方法、图像编码方法和用于发送比特流的方法

Also Published As

Publication number Publication date
CN112272950A (zh) 2021-01-26
US20210195171A1 (en) 2021-06-24
WO2019245650A1 (en) 2019-12-26
CN112272950B (zh) 2024-07-02
US11368677B2 (en) 2022-06-21
EP3808079A1 (en) 2021-04-21
JP2021528877A (ja) 2021-10-21
JP7473478B2 (ja) 2024-04-23

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