CN121367774A - 使用位置相关帧内预测组合进行画面编码和解码的方法和设备 - Google Patents

使用位置相关帧内预测组合进行画面编码和解码的方法和设备

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Publication number
CN121367774A
CN121367774A CN202511591705.XA CN202511591705A CN121367774A CN 121367774 A CN121367774 A CN 121367774A CN 202511591705 A CN202511591705 A CN 202511591705A CN 121367774 A CN121367774 A CN 121367774A
Authority
CN
China
Prior art keywords
block
prediction
video
sample
intra
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
CN202511591705.XA
Other languages
English (en)
Chinese (zh)
Inventor
G·拉思
F·厄本
F·拉卡佩
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 CE Patent Holdings SAS
Original Assignee
InterDigital CE Patent Holdings SAS
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=67437685&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=CN121367774(A) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by InterDigital CE Patent Holdings SAS filed Critical InterDigital CE Patent Holdings SAS
Publication of CN121367774A publication Critical patent/CN121367774A/zh
Pending legal-status Critical Current

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
    • H04N19/103—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
    • H04N19/117—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
    • H04N19/132—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
    • H04N19/70—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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
CN202511591705.XA 2019-06-20 2020-06-15 使用位置相关帧内预测组合进行画面编码和解码的方法和设备 Pending CN121367774A (zh)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
EP19305798 2019-06-20
EP19305798.1 2019-06-20
CN202080058711.8A CN114600450B (zh) 2019-06-20 2020-06-15 使用位置相关帧内预测组合进行画面编码和解码的方法和设备
PCT/EP2020/066522 WO2020254264A1 (en) 2019-06-20 2020-06-15 Method and device for picture encoding and decoding using position dependent intra prediction combination

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
CN202080058711.8A Division CN114600450B (zh) 2019-06-20 2020-06-15 使用位置相关帧内预测组合进行画面编码和解码的方法和设备

Publications (1)

Publication Number Publication Date
CN121367774A true CN121367774A (zh) 2026-01-20

Family

ID=67437685

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CN202511591705.XA Pending CN121367774A (zh) 2019-06-20 2020-06-15 使用位置相关帧内预测组合进行画面编码和解码的方法和设备
CN202511591708.3A Pending CN121418567A (zh) 2019-06-20 2020-06-15 使用位置相关帧内预测组合进行画面编码和解码的方法和设备
CN202080058711.8A Active CN114600450B (zh) 2019-06-20 2020-06-15 使用位置相关帧内预测组合进行画面编码和解码的方法和设备

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Application Number Title Priority Date Filing Date
CN202511591708.3A Pending CN121418567A (zh) 2019-06-20 2020-06-15 使用位置相关帧内预测组合进行画面编码和解码的方法和设备
CN202080058711.8A Active CN114600450B (zh) 2019-06-20 2020-06-15 使用位置相关帧内预测组合进行画面编码和解码的方法和设备

Country Status (8)

Country Link
US (3) US11991361B2 (https=)
EP (1) EP3987780A1 (https=)
JP (3) JP7580410B2 (https=)
KR (1) KR20220024643A (https=)
CN (3) CN121367774A (https=)
IL (1) IL289036A (https=)
TW (3) TW202527545A (https=)
WO (1) WO2020254264A1 (https=)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2021045655A2 (en) * 2019-12-31 2021-03-11 Huawei Technologies Co., Ltd. Method and apparatus for intra prediction
US20250254293A1 (en) * 2024-02-07 2025-08-07 Samsung Electronics Co., Ltd. Position dependent prediction combination for video coding

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2016137368A1 (en) * 2015-02-25 2016-09-01 Telefonaktiebolaget Lm Ericsson (Publ) Encoding and decoding of inter pictures in a video
WO2018026166A1 (ko) * 2016-08-01 2018-02-08 한국전자통신연구원 영상 부호화/복호화 방법, 장치 및 비트스트림을 저장한 기록 매체
US10506228B2 (en) * 2016-10-04 2019-12-10 Qualcomm Incorporated Variable number of intra modes for video coding
US10674165B2 (en) * 2016-12-21 2020-06-02 Arris Enterprises Llc Constrained position dependent intra prediction combination (PDPC)
AU2018230328B2 (en) * 2017-03-10 2021-05-06 Hfi Innovation Inc. Method and apparatus of implicit intra coding tool settings with intra directional prediction modes for video coding
EP3410722A1 (en) * 2017-05-31 2018-12-05 Thomson Licensing Method and apparatus for low-complexity bi-directional intra prediction in video encoding and decoding
EP3410724A1 (en) * 2017-05-31 2018-12-05 Thomson Licensing Method and apparatus for signalling bi-directional intra prediction in video encoding and decoding
US10965941B2 (en) * 2017-10-09 2021-03-30 Qualcomm Incorporated Position-dependent prediction combinations in video coding
US11611757B2 (en) * 2018-04-02 2023-03-21 Qualcomm Incorproated Position dependent intra prediction combination extended with angular modes
US11159806B2 (en) * 2018-06-28 2021-10-26 Qualcomm Incorporated Position dependent intra prediction combination with multiple reference lines for intra prediction
CN112425162B (zh) * 2018-07-16 2024-12-13 交互数字Vc控股公司 宽角帧内预测和位置依赖性帧内预测组合
US11128872B2 (en) * 2018-07-16 2021-09-21 Qualcomm Incorporated Position dependent intra prediction combination with wide angle intra prediction
US10652537B1 (en) * 2018-11-21 2020-05-12 Alibaba Group Holding Limited Coding unit size adaptive palette mode for video compression system
KR102661224B1 (ko) * 2018-11-26 2024-04-26 후아웨이 테크놀러지 컴퍼니 리미티드 화상의 블록을 인트라 예측하는 방법
US10778972B1 (en) * 2019-02-27 2020-09-15 Google Llc Adaptive filter intra prediction modes in image/video compression
US11039156B2 (en) * 2019-06-11 2021-06-15 Tencent America LLC Unified position dependent prediction combination process

Also Published As

Publication number Publication date
CN121418567A (zh) 2026-01-27
IL289036A (en) 2022-02-01
JP2026027472A (ja) 2026-02-18
US11991361B2 (en) 2024-05-21
TW202106008A (zh) 2021-02-01
US12355970B2 (en) 2025-07-08
EP3987780A1 (en) 2022-04-27
WO2020254264A1 (en) 2020-12-24
US20240244215A1 (en) 2024-07-18
TW202535067A (zh) 2025-09-01
JP2022537173A (ja) 2022-08-24
KR20220024643A (ko) 2022-03-03
US20250294154A1 (en) 2025-09-18
US20220303541A1 (en) 2022-09-22
CN114600450B (zh) 2025-11-21
TWI879776B (zh) 2025-04-11
JP7580410B2 (ja) 2024-11-11
JP2025020235A (ja) 2025-02-12
JP7777652B2 (ja) 2025-11-28
TW202527545A (zh) 2025-07-01
CN114600450A (zh) 2022-06-07

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