IL282804B2 - Simplifications of coding modes based on neighboring examples depend on parametric models - Google Patents

Simplifications of coding modes based on neighboring examples depend on parametric models

Info

Publication number
IL282804B2
IL282804B2 IL282804A IL28280421A IL282804B2 IL 282804 B2 IL282804 B2 IL 282804B2 IL 282804 A IL282804 A IL 282804A IL 28280421 A IL28280421 A IL 28280421A IL 282804 B2 IL282804 B2 IL 282804B2
Authority
IL
Israel
Prior art keywords
samples
neighboring
prediction
current block
block
Prior art date
Application number
IL282804A
Other languages
English (en)
Hebrew (he)
Other versions
IL282804A (en
IL282804B1 (en
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 IL282804A publication Critical patent/IL282804A/en
Publication of IL282804B1 publication Critical patent/IL282804B1/en
Publication of IL282804B2 publication Critical patent/IL282804B2/en

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
    • H04N19/50—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
    • 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
    • H04N19/109—Selection of coding mode or of prediction mode among a plurality of temporal 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
    • H04N19/11—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
    • H04N19/132—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
    • H04N19/10—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
    • H04N19/186—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 a colour or a chrominance component
    • 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
    • H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal 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
    • H04N19/70—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)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
IL282804A 2018-11-05 2019-11-01 Simplifications of coding modes based on neighboring examples depend on parametric models IL282804B2 (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
EP18306448 2018-11-05
EP18306676 2018-12-12
EP18306690 2018-12-13
PCT/US2019/059310 WO2020096877A1 (en) 2018-11-05 2019-11-01 Simplifications of coding modes based on neighboring samples dependent parametric models

Publications (3)

Publication Number Publication Date
IL282804A IL282804A (en) 2021-06-30
IL282804B1 IL282804B1 (en) 2025-01-01
IL282804B2 true IL282804B2 (en) 2025-05-01

Family

ID=69159921

Family Applications (2)

Application Number Title Priority Date Filing Date
IL317810A IL317810A (en) 2018-11-05 2019-11-01 Simplifications of coding modes based on neighboring examples depend on parametric models
IL282804A IL282804B2 (en) 2018-11-05 2019-11-01 Simplifications of coding modes based on neighboring examples depend on parametric models

Family Applications Before (1)

Application Number Title Priority Date Filing Date
IL317810A IL317810A (en) 2018-11-05 2019-11-01 Simplifications of coding modes based on neighboring examples depend on parametric models

Country Status (7)

Country Link
US (1) US20220078405A1 (enExample)
EP (1) EP3878183A1 (enExample)
JP (3) JP7488256B2 (enExample)
KR (1) KR20210083353A (enExample)
CN (3) CN120017848A (enExample)
IL (2) IL317810A (enExample)
WO (1) WO2020096877A1 (enExample)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20220116357A (ko) * 2018-12-21 2022-08-22 삼성전자주식회사 부호화 방법 및 그 장치, 복호화 방법 및 그 장치
AU2019419763B2 (en) * 2019-01-02 2022-08-25 Sharp Kabushiki Kaisha Prediction image generation device, moving image decoding device, moving image encoding device, and predictive image generation method
PH12021551353A1 (en) * 2019-03-12 2022-05-30 Guangdong Oppo Mobile Telecommunications Corp Ltd Intra prediction method and apparatus, and computer-readable storage medium
KR20240027829A (ko) * 2021-07-06 2024-03-04 노키아 테크놀로지스 오와이 크로스-성분 파라미터 계산을 위한 장치, 방법 및 컴퓨터 프로그램
WO2023096472A1 (ko) * 2021-11-29 2023-06-01 주식회사 윌러스표준기술연구소 비디오 신호 처리 방법 및 이를 위한 장치
CN118435589A (zh) * 2021-12-21 2024-08-02 联发科技股份有限公司 视频编解码系统中多假设帧内模式交叉分量线性模型的方法和装置
US20250080756A1 (en) * 2021-12-21 2025-03-06 Mediatek Inc. Method and Apparatus for Cross Component Linear Model for Inter Prediction in Video Coding System
TWI853394B (zh) * 2021-12-29 2024-08-21 聯發科技股份有限公司 跨分量線性模型預測
WO2024002807A1 (en) * 2022-07-01 2024-01-04 Interdigital Ce Patent Holdings, Sas Signaling corrections for a convolutional cross-component model
WO2024074131A1 (en) * 2022-10-07 2024-04-11 Mediatek Inc. Method and apparatus of inheriting cross-component model parameters in video coding system
WO2024074129A1 (en) * 2022-10-07 2024-04-11 Mediatek Inc. Method and apparatus of inheriting temporal neighbouring model parameters in video coding system
EP4599591A1 (en) * 2022-10-07 2025-08-13 Nokia Technologies Oy An apparatus, a method and a computer program for video coding and decoding
WO2024215938A1 (en) * 2023-04-12 2024-10-17 Dolby Laboratories Licensing Corporation Cross-component prediction tools in video coding
CN120982088A (zh) * 2023-04-21 2025-11-18 交互数字Ce专利控股有限公司 使用交叉分量残差模型的时间预测
WO2025007974A1 (en) * 2023-07-05 2025-01-09 Mediatek Inc. Methods and apparatus for adaptive inter cross-component prediction for chroma coding
WO2025040751A1 (en) * 2023-08-24 2025-02-27 Interdigital Ce Patent Holdings, Sas In-loop mapping function update

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20180063531A1 (en) * 2016-08-26 2018-03-01 Qualcomm Incorporated Unification of parameters derivation procedures for local illumination compensation and cross-component linear model prediction
WO2018116925A1 (ja) * 2016-12-21 2018-06-28 シャープ株式会社 イントラ予測画像生成装置、画像復号装置、および画像符号化装置

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101522850B1 (ko) * 2010-01-14 2015-05-26 삼성전자주식회사 움직임 벡터를 부호화, 복호화하는 방법 및 장치
JP2013034162A (ja) * 2011-06-03 2013-02-14 Sony Corp 画像処理装置及び画像処理方法
US20160105685A1 (en) * 2014-10-08 2016-04-14 Qualcomm Incorporated Boundary filtering and cross-component prediction in video coding
US9998742B2 (en) * 2015-01-27 2018-06-12 Qualcomm Incorporated Adaptive cross component residual prediction
US10334248B2 (en) * 2015-05-29 2019-06-25 Qualcomm Incorporated Coding data using an enhanced context-adaptive binary arithmetic coding (CABAC) design
WO2017082670A1 (ko) * 2015-11-12 2017-05-18 엘지전자 주식회사 영상 코딩 시스템에서 계수 유도 인트라 예측 방법 및 장치
US10484712B2 (en) * 2016-06-08 2019-11-19 Qualcomm Incorporated Implicit coding of reference line index used in intra prediction
US10652575B2 (en) * 2016-09-15 2020-05-12 Qualcomm Incorporated Linear model chroma intra prediction for video coding
US10880570B2 (en) * 2016-10-05 2020-12-29 Qualcomm Incorporated Systems and methods of adaptively determining template size for illumination compensation
CN117395394A (zh) * 2017-03-22 2024-01-12 韩国电子通信研究院 使用参考块的预测方法和装置
US10542264B2 (en) * 2017-04-04 2020-01-21 Arris Enterprises Llc Memory reduction implementation for weighted angular prediction
CN110574374B (zh) * 2017-04-28 2022-02-25 夏普株式会社 图像解码装置
US11184636B2 (en) * 2017-06-28 2021-11-23 Sharp Kabushiki Kaisha Video encoding device and video decoding device
MX2020001290A (es) * 2017-08-03 2020-03-12 Sharp Kk Sistemas y metodos para particionar bloques de video en un corte de interprediccion de datos de video.
GB2567249A (en) * 2017-10-09 2019-04-10 Canon Kk New sample sets and new down-sampling schemes for linear component sample prediction
JP2021016016A (ja) * 2017-10-20 2021-02-12 シャープ株式会社 動画像符号化装置及び動画像復号装置
GB2571312B (en) * 2018-02-23 2020-05-27 Canon Kk New sample sets and new down-sampling schemes for linear component sample prediction
CN116193132A (zh) * 2019-01-03 2023-05-30 华为技术有限公司 色度块的预测方法和装置

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20180063531A1 (en) * 2016-08-26 2018-03-01 Qualcomm Incorporated Unification of parameters derivation procedures for local illumination compensation and cross-component linear model prediction
WO2018116925A1 (ja) * 2016-12-21 2018-06-28 シャープ株式会社 イントラ予測画像生成装置、画像復号装置、および画像符号化装置

Non-Patent Citations (3)

* Cited by examiner, † Cited by third party
Title
CHEN J ET AL, " JVET-G1001- ALGORITHM DESCRIPTION OF JOINT EXPLORATION TEST MODEL 7 (JEM7)", 13 July 2017 (2017-07-13) *
HU N ET AL, " UNIFICATION OF PARAMETER DERIVATION FOR CCLM AND LIC", 16 October 2016 (2016-10-16) *
VAN DER AUWERA G ET AL, " DESCRIPTION OF CORE EXPERIMENT 3 (CE3): INTRA PREDICTION AND MODE CODING", 13 May 2018 (2018-05-13) *

Also Published As

Publication number Publication date
CN120050432A (zh) 2025-05-27
JP7685650B2 (ja) 2025-05-29
CN120017848A (zh) 2025-05-16
KR20210083353A (ko) 2021-07-06
US20220078405A1 (en) 2022-03-10
IL282804A (en) 2021-06-30
IL282804B1 (en) 2025-01-01
JP2025118922A (ja) 2025-08-13
JP7488256B2 (ja) 2024-05-21
CN112970264B (zh) 2025-04-08
JP2024105475A (ja) 2024-08-06
JP2022506628A (ja) 2022-01-17
EP3878183A1 (en) 2021-09-15
CN112970264A (zh) 2021-06-15
IL317810A (en) 2025-02-01
WO2020096877A1 (en) 2020-05-14

Similar Documents

Publication Publication Date Title
US12495160B2 (en) Template matching prediction for versatile video coding
JP7685650B2 (ja) 隣接サンプル依存パラメトリックモデルに基づいたコーディングモードの簡易化
US20240155105A1 (en) Block shape adaptive intra prediction directions for quadtree-binary tree
US20240214553A1 (en) Spatial local illumination compensation
US20220264085A1 (en) Method and apparatus for video encoding and decoding with matrix based intra-prediction
US20220038684A1 (en) Multi-reference line intra prediction and most probable mode
US12149731B2 (en) Unified process and syntax for generalized prediction in video coding/decoding
US12022079B2 (en) Wide angle intra prediction and position dependent intra prediction combination
US20250047867A1 (en) Extension of template based intra mode derivation (timd) with isp mode
WO2020061147A1 (en) Method and apparatus for video encoding and decoding using bi-prediction
EP3709643A1 (en) Intra prediction mode partitioning
US20240171731A1 (en) Geometric partitions with switchable interpolation filter
US12143567B2 (en) Subblock merge candidates in triangle merge mode
EP4070547A1 (en) Scaling process for joint chroma coded blocks
US20250240405A1 (en) Temporal intra mode prediction
US12401790B2 (en) Combining ABT with VVC sub-block-based coding tools
WO2024208650A1 (en) Intra geometric partition mode with template matching
WO2024033116A1 (en) Geometric partition mode boundary prediction