IL277064B2 - Extended position-dependent intra-prediction integration with angular states - Google Patents

Extended position-dependent intra-prediction integration with angular states

Info

Publication number
IL277064B2
IL277064B2 IL277064A IL27706420A IL277064B2 IL 277064 B2 IL277064 B2 IL 277064B2 IL 277064 A IL277064 A IL 277064A IL 27706420 A IL27706420 A IL 27706420A IL 277064 B2 IL277064 B2 IL 277064B2
Authority
IL
Israel
Prior art keywords
prediction
sample
determining
samples
block
Prior art date
Application number
IL277064A
Other languages
English (en)
Hebrew (he)
Other versions
IL277064A (en
IL277064B1 (en
Original Assignee
Qualcomm 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 Qualcomm Inc filed Critical Qualcomm Inc
Publication of IL277064A publication Critical patent/IL277064A/en
Publication of IL277064B1 publication Critical patent/IL277064B1/en
Publication of IL277064B2 publication Critical patent/IL277064B2/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
    • H04N19/10—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
    • H04N19/132—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
    • H04N19/59—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving spatial sub-sampling or interpolation, e.g. alteration of picture size or resolution
    • 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
    • H04N19/134—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
    • H04N19/136—Incoming video signal characteristics or properties
    • H04N19/137—Motion inside a coding unit, e.g. average field, frame or block difference
    • H04N19/139—Analysis of motion vectors, e.g. their magnitude, direction, variance or reliability

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Color Television Systems (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
IL277064A 2018-04-02 2019-04-02 Extended position-dependent intra-prediction integration with angular states IL277064B2 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201862651424P 2018-04-02 2018-04-02
US16/371,638 US11611757B2 (en) 2018-04-02 2019-04-01 Position dependent intra prediction combination extended with angular modes
PCT/US2019/025376 WO2019195283A1 (en) 2018-04-02 2019-04-02 Position dependent intra prediction combination extended with angular modes

Publications (3)

Publication Number Publication Date
IL277064A IL277064A (en) 2020-10-29
IL277064B1 IL277064B1 (en) 2024-10-01
IL277064B2 true IL277064B2 (en) 2025-02-01

Family

ID=68054066

Family Applications (1)

Application Number Title Priority Date Filing Date
IL277064A IL277064B2 (en) 2018-04-02 2019-04-02 Extended position-dependent intra-prediction integration with angular states

Country Status (19)

Country Link
US (1) US11611757B2 (enExample)
EP (1) EP3772263A1 (enExample)
JP (1) JP7295879B2 (enExample)
KR (1) KR102763495B1 (enExample)
CN (1) CN111937394B (enExample)
AR (1) AR115330A1 (enExample)
AU (2) AU2019249440A1 (enExample)
BR (1) BR112020019715A2 (enExample)
CA (1) CA3092999A1 (enExample)
CL (1) CL2020002525A1 (enExample)
CO (1) CO2020012311A2 (enExample)
IL (1) IL277064B2 (enExample)
MX (1) MX2020010366A (enExample)
MY (1) MY202206A (enExample)
PH (1) PH12020551366A1 (enExample)
SG (1) SG11202008461SA (enExample)
TW (1) TWI812694B (enExample)
WO (1) WO2019195283A1 (enExample)
ZA (1) ZA202006816B (enExample)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10284866B1 (en) * 2018-07-02 2019-05-07 Tencent America LLC Method and apparatus for video coding
US11128872B2 (en) * 2018-07-16 2021-09-21 Qualcomm Incorporated Position dependent intra prediction combination with wide angle intra prediction
US11509908B2 (en) * 2018-09-11 2022-11-22 Panasonic Intellectual Property Corporation Of America Encoder, decoder, encoding method, and decoding method
US20200162737A1 (en) 2018-11-16 2020-05-21 Qualcomm Incorporated Position-dependent intra-inter prediction combination in video coding
US11652984B2 (en) 2018-11-16 2023-05-16 Qualcomm Incorporated Position-dependent intra-inter prediction combination in video coding
KR102661224B1 (ko) * 2018-11-26 2024-04-26 후아웨이 테크놀러지 컴퍼니 리미티드 화상의 블록을 인트라 예측하는 방법
US11057622B2 (en) 2018-12-13 2021-07-06 Qualcomm Incorporated Position dependent intra prediction combination with non-square block diagonals
IL285212B2 (en) 2019-02-07 2024-06-01 Vid Scale Inc Systems, means and methods for refining Internet prediction with optical flow
US11019360B2 (en) 2019-03-21 2021-05-25 Qualcomm Incorporated Generalized reference sample derivation methods for intra prediction in video coding
US11134257B2 (en) * 2019-04-04 2021-09-28 Tencent America LLC Simplified signaling method for affine linear weighted intra prediction mode
US11445174B2 (en) * 2019-05-06 2022-09-13 Tencent America LLC Method and apparatus for video coding
US11363284B2 (en) 2019-05-09 2022-06-14 Qualcomm Incorporated Upsampling in affine linear weighted intra prediction
US11039156B2 (en) * 2019-06-11 2021-06-15 Tencent America LLC Unified position dependent prediction combination process
KR20220024643A (ko) * 2019-06-20 2022-03-03 인터디지털 브이씨 홀딩스 프랑스 에스에이에스 위치 의존적 인트라 예측 조합을 이용한 픽처 인코딩 및 디코딩을 위한 방법 및 디바이스
US11197025B2 (en) 2019-06-21 2021-12-07 Qualcomm Incorporated Signaling of matrix intra prediction parameters in video coding
EP4300964A3 (en) * 2019-06-21 2024-03-13 VID SCALE, Inc. Precision refinement for motion compensation with optical flow
JP2022540982A (ja) * 2019-06-25 2022-09-21 オッポ広東移動通信有限公司 情報処理方法及び装置、設備、記憶媒体
US11671592B2 (en) * 2019-12-09 2023-06-06 Qualcomm Incorporated Position-dependent intra-prediction combination for angular intra-prediction modes for video coding
JP7829113B2 (ja) * 2019-12-26 2026-03-13 ノキア テクノロジーズ オサケユイチア Ｐｄｐｃを行う画像符号化／復号化方法、装置、及びビットストリームを伝送する方法
CN112004096B (zh) * 2020-07-20 2024-07-12 浙江大华技术股份有限公司 角度模式帧间预测方法、编码器及存储介质
US11563977B2 (en) 2020-09-24 2023-01-24 Tencent America LLC Method and apparatus for video coding
CN115883834A (zh) * 2021-09-30 2023-03-31 维沃移动通信有限公司 帧内预测的方法及终端

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2017205701A1 (en) * 2016-05-25 2017-11-30 Arris Enterprises Llc Weighted angular prediction for intra coding

Family Cites Families (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8107535B2 (en) * 2003-06-10 2012-01-31 Rensselaer Polytechnic Institute (Rpi) Method and apparatus for scalable motion vector coding
EP2081386A1 (en) * 2008-01-18 2009-07-22 Panasonic Corporation High precision edge prediction for intracoding
EP2375751A1 (en) * 2010-04-12 2011-10-12 Panasonic Corporation Complexity reduction of edge-detection based spatial interpolation
US9930366B2 (en) * 2011-01-28 2018-03-27 Qualcomm Incorporated Pixel level adaptive intra-smoothing
RU2660640C1 (ru) 2011-06-28 2018-07-06 Самсунг Электроникс Ко., Лтд. Способ и устройство для кодирования видео, а также способ и устройство для декодирования видео, сопровождаемого внутренним прогнозированием
CN104247422B (zh) * 2011-11-07 2018-09-11 华为技术有限公司 用于改进帧内预测的新的角度表的方法和装置
JP6462693B2 (ja) * 2013-12-13 2019-01-30 クゥアルコム・インコーポレイテッドＱｕａｌｃｏｍｍ Ｉｎｃｏｒｐｏｒａｔｅｄ ３ｄビデオコーディングにおける深度イントラ予測モードおよび深度インター予測モードのための簡易深度コーディング（ｓｄｃ）のシグナリング
US20170318305A1 (en) * 2014-10-31 2017-11-02 Nec Corporation Prediction-image generation device and prediction-image generation method
US20160373770A1 (en) * 2015-06-18 2016-12-22 Qualcomm Incorporated Intra prediction and intra mode coding
US10425648B2 (en) 2015-09-29 2019-09-24 Qualcomm Incorporated Video intra-prediction using position-dependent prediction combination for video coding
US10455228B2 (en) 2016-03-21 2019-10-22 Qualcomm Incorporated Determining prediction parameters for non-square blocks in video coding
JP2019519972A (ja) * 2016-05-05 2019-07-11 ヴィド スケール インコーポレイテッド イントラコーディングのための制御点ベースのイントラ方向表現
WO2017192995A1 (en) 2016-05-06 2017-11-09 Vid Scale, Inc. Method and system for decoder-side intra mode derivation for block-based video coding
CN109314782A (zh) * 2016-05-24 2019-02-05 夏普株式会社 用于帧内预测编码的系统和方法
US10944963B2 (en) 2016-05-25 2021-03-09 Arris Enterprises Llc Coding weighted angular prediction for intra coding
US10230961B2 (en) * 2016-06-03 2019-03-12 Mediatek Inc. Method and apparatus for template-based intra prediction in image and video 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
WO2018047995A1 (ko) 2016-09-08 2018-03-15 엘지전자(주) 인트라 예측 모드 기반 영상 처리 방법 및 이를 위한 장치
US10382781B2 (en) * 2016-09-28 2019-08-13 Qualcomm Incorporated Interpolation filters for intra prediction in video coding
US10917660B2 (en) * 2017-01-13 2021-02-09 Vid Scale, Inc. Prediction approaches for intra planar coding
WO2018216862A1 (ko) * 2017-05-24 2018-11-29 엘지전자 주식회사 영상 코딩 시스템에서 인트라 예측에 따른 영상 디코딩 방법 및 장치
CN116405680A (zh) * 2017-09-28 2023-07-07 三星电子株式会社 编码方法和装置以及解码方法和装置
EP3682637A1 (en) * 2017-10-09 2020-07-22 ARRIS Enterprises LLC Adaptive unequal weight planar prediction

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2017205701A1 (en) * 2016-05-25 2017-11-30 Arris Enterprises Llc Weighted angular prediction for intra coding

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
PANUSOPONE K. ET AL., UNEQUAL WEIGHT PLANAR PREDICTION AND CONSTRAINED PDPC, 5 January 2017 (2017-01-05) *

Also Published As

Publication number Publication date
AU2019249440A1 (en) 2020-10-01
PH12020551366A1 (en) 2021-09-01
RU2020131995A (ru) 2022-05-06
KR20200139163A (ko) 2020-12-11
CN111937394A (zh) 2020-11-13
AR115330A1 (es) 2020-12-23
EP3772263A1 (en) 2021-02-10
TWI812694B (zh) 2023-08-21
WO2019195283A1 (en) 2019-10-10
MX2020010366A (es) 2020-10-19
BR112020019715A2 (pt) 2021-02-09
CO2020012311A2 (es) 2020-10-30
CA3092999A1 (en) 2019-10-10
KR102763495B1 (ko) 2025-02-05
CN111937394B (zh) 2024-05-28
CL2020002525A1 (es) 2021-02-19
AU2023202344A1 (en) 2023-05-11
ZA202006816B (en) 2023-07-26
US20190306513A1 (en) 2019-10-03
JP7295879B2 (ja) 2023-06-21
US11611757B2 (en) 2023-03-21
MY202206A (en) 2024-04-17
AU2023202344B2 (en) 2024-10-10
JP2021520117A (ja) 2021-08-12
IL277064A (en) 2020-10-29
TW201943272A (zh) 2019-11-01
IL277064B1 (en) 2024-10-01
SG11202008461SA (en) 2020-10-29

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