IL275034B2 - Method and apparatus for video encoding and decoding based on block shape - Google Patents

Method and apparatus for video encoding and decoding based on block shape

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Publication number
IL275034B2
IL275034B2 IL275034A IL27503420A IL275034B2 IL 275034 B2 IL275034 B2 IL 275034B2 IL 275034 A IL275034 A IL 275034A IL 27503420 A IL27503420 A IL 27503420A IL 275034 B2 IL275034 B2 IL 275034B2
Authority
IL
Israel
Prior art keywords
block
intra prediction
value
prediction mode
dimension
Prior art date
Application number
IL275034A
Other languages
English (en)
Hebrew (he)
Other versions
IL275034A (en
IL275034B1 (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 IL275034A publication Critical patent/IL275034A/en
Publication of IL275034B1 publication Critical patent/IL275034B1/en
Publication of IL275034B2 publication Critical patent/IL275034B2/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
    • H04N19/169—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
    • H04N19/102—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
    • H04N19/119—Adaptive subdivision aspects, e.g. subdivision of a picture into rectangular or non-rectangular coding blocks
    • 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
    • H04N19/103—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
    • H04N19/132—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
    • H04N19/50—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
    • H04N19/80—Details of filtering operations specially adapted for video compression, e.g. for pixel interpolation
    • H04N19/82—Details of filtering operations specially adapted for video compression, e.g. for pixel interpolation involving filtering within a prediction loop

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
IL275034A 2017-12-05 2018-12-04 Method and apparatus for video encoding and decoding based on block shape IL275034B2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP17306703.4A EP3496401A1 (en) 2017-12-05 2017-12-05 Method and apparatus for video encoding and decoding based on block shape
PCT/US2018/063788 WO2019113027A1 (en) 2017-12-05 2018-12-04 Method and apparatus for video encoding and decoding based on block shape

Publications (3)

Publication Number Publication Date
IL275034A IL275034A (en) 2020-07-30
IL275034B1 IL275034B1 (en) 2024-02-01
IL275034B2 true IL275034B2 (en) 2024-06-01

Family

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Family Applications (2)

Application Number Title Priority Date Filing Date
IL275034A IL275034B2 (en) 2017-12-05 2018-12-04 Method and apparatus for video encoding and decoding based on block shape
IL309691A IL309691A (en) 2017-12-05 2018-12-04 Method and apparatus for video encoding and decoding based on block shape

Family Applications After (1)

Application Number Title Priority Date Filing Date
IL309691A IL309691A (en) 2017-12-05 2018-12-04 Method and apparatus for video encoding and decoding based on block shape

Country Status (7)

Country Link
US (1) US20200374530A1 (enExample)
EP (2) EP3496401A1 (enExample)
JP (2) JP2021506150A (enExample)
KR (1) KR20200096227A (enExample)
CN (1) CN111448798B (enExample)
IL (2) IL275034B2 (enExample)
WO (1) WO2019113027A1 (enExample)

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US11601668B2 (en) * 2018-03-01 2023-03-07 Arris Enterprises Llc System and method of motion information storage for video coding and signaling
US10567752B2 (en) * 2018-07-02 2020-02-18 Tencent America LLC Method and apparatus for intra prediction for non-square blocks in video compression
CN112352434B (zh) * 2018-07-11 2022-06-07 华为技术有限公司 用于帧内预测的基于宽高比滤波的方法和装置
CN112997497B (zh) * 2018-11-14 2024-10-18 华为技术有限公司 用于帧内预测的方法和装置
CN110677647B (zh) * 2019-09-27 2024-02-09 腾讯科技（深圳）有限公司 视频解码、编码方法和装置、存储介质与解码器、编码器
CN115866263A (zh) * 2021-09-24 2023-03-28 维沃移动通信有限公司 视频解码方法、视频编码方法及相关设备

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US9532058B2 (en) * 2011-06-03 2016-12-27 Qualcomm Incorporated Intra prediction mode coding with directional partitions
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KR20130029695A (ko) * 2011-09-15 2013-03-25 주식회사 아이벡스피티홀딩스 근거리 인트라 예측에서의 예측 블록 생성 방법
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WO2017058614A1 (en) * 2015-09-29 2017-04-06 Qualcomm Incorporated Non-separable secondary transform for video coding
US20180054632A1 (en) * 2016-08-19 2018-02-22 Oki Electric Industry Co., Ltd. Image coding apparatus, image coding method, image decoding apparatus, image decoding method, and image transmission system

Also Published As

Publication number Publication date
EP3721622A1 (en) 2020-10-14
WO2019113027A1 (en) 2019-06-13
JP2021506150A (ja) 2021-02-18
CN111448798B (zh) 2024-11-01
EP3496401A1 (en) 2019-06-12
CN111448798A (zh) 2020-07-24
IL275034A (en) 2020-07-30
US20200374530A1 (en) 2020-11-26
IL275034B1 (en) 2024-02-01
JP2024062990A (ja) 2024-05-10
IL309691A (en) 2024-02-01
KR20200096227A (ko) 2020-08-11

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