IL309691A - 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

Info

Publication number
IL309691A
IL309691A IL309691A IL30969123A IL309691A IL 309691 A IL309691 A IL 309691A IL 309691 A IL309691 A IL 309691A IL 30969123 A IL30969123 A IL 30969123A IL 309691 A IL309691 A IL 309691A
Authority
IL
Israel
Prior art keywords
block
reference samples
processing
prediction
shape
Prior art date
Application number
IL309691A
Other languages
English (en)
Hebrew (he)
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 IL309691A publication Critical patent/IL309691A/en

Links

Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/169Methods 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
    • H04N19/17Methods 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
    • H04N19/176Methods 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
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102Methods 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
    • H04N19/119Adaptive subdivision aspects, e.g. subdivision of a picture into rectangular or non-rectangular coding blocks
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102Methods 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
    • H04N19/117Filters, e.g. for pre-processing or post-processing
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102Methods 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
    • H04N19/103Selection of coding mode or of prediction mode
    • H04N19/105Selection 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
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102Methods 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
    • H04N19/132Sampling, masking or truncation of coding units, e.g. adaptive resampling, frame skipping, frame interpolation or high-frequency transform coefficient masking
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/134Methods 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
    • H04N19/157Assigned coding mode, i.e. the coding mode being predefined or preselected to be further used for selection of another element or parameter
    • H04N19/159Prediction type, e.g. intra-frame, inter-frame or bidirectional frame prediction
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/50Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/593Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving spatial prediction techniques
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/80Details of filtering operations specially adapted for video compression, e.g. for pixel interpolation
    • H04N19/82Details 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)
IL309691A 2017-12-05 2018-12-04 Method and apparatus for video encoding and decoding based on block shape IL309691A (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 (1)

Publication Number Publication Date
IL309691A true IL309691A (en) 2024-02-01

Family

ID=60654907

Family Applications (2)

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
IL275034A IL275034B2 (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
IL275034A IL275034B2 (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 (https=)
EP (2) EP3496401A1 (https=)
JP (2) JP2021506150A (https=)
KR (1) KR20200096227A (https=)
CN (1) CN111448798B (https=)
IL (2) IL309691A (https=)
WO (1) WO2019113027A1 (https=)

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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
AU2019381145B2 (en) * 2018-11-14 2022-11-17 Huawei Technologies Co., Ltd. Method and apparatus for intra prediction
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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KR20120012385A (ko) * 2010-07-31 2012-02-09 오수미 인트라 예측 부호화 장치
US8923395B2 (en) * 2010-10-01 2014-12-30 Qualcomm Incorporated Video coding using intra-prediction
US9008175B2 (en) * 2010-10-01 2015-04-14 Qualcomm Incorporated Intra smoothing filter for video coding
HUE067788T2 (hu) * 2011-04-25 2024-11-28 Lg Electronics Inc Intra predikciós eljárás videó dekódoláshoz és videó kódoláshoz
US9532058B2 (en) * 2011-06-03 2016-12-27 Qualcomm Incorporated Intra prediction mode coding with directional partitions
US9602839B2 (en) * 2011-06-15 2017-03-21 Futurewei Technologies, Inc. Mode dependent intra smoothing filter table mapping methods for non-square prediction units
HUE050522T2 (hu) * 2011-06-28 2020-12-28 Samsung Electronics Co Ltd Video kódolási és dekódolási eljárás felhasználva aritmetikai kódolást az utolsó szignifikáns együttható kétdimenziós jelzésével
KR20130029695A (ko) * 2011-09-15 2013-03-25 주식회사 아이벡스피티홀딩스 근거리 인트라 예측에서의 예측 블록 생성 방법
US10129542B2 (en) * 2013-10-17 2018-11-13 Futurewei Technologies, Inc. Reference pixel selection and filtering for intra coding of depth map
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US10171819B2 (en) * 2015-08-03 2019-01-01 Arris Enterprises Llc Intra prediction mode selection in video coding
EP3148190A1 (en) * 2015-09-25 2017-03-29 Thomson Licensing Method and apparatus for intra prediction in video encoding and decoding
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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
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US11032550B2 (en) * 2016-02-25 2021-06-08 Mediatek Inc. Method and apparatus of video coding
US10448011B2 (en) * 2016-03-18 2019-10-15 Mediatek Inc. Method and apparatus of intra prediction in image and video processing
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JP7094076B2 (ja) * 2016-08-19 2022-07-01 沖電気工業株式会社 映像符号化装置、プログラム及び方法、並びに、映像復号装置、プログラム及び方法、並びに、映像伝送システム
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KR102435000B1 (ko) * 2016-09-20 2022-08-23 주식회사 케이티 비디오 신호 처리 방법 및 장치
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US10805641B2 (en) * 2017-06-15 2020-10-13 Qualcomm Incorporated Intra filtering applied together with transform processing in video coding

Also Published As

Publication number Publication date
IL275034B1 (en) 2024-02-01
CN111448798A (zh) 2020-07-24
EP3496401A1 (en) 2019-06-12
WO2019113027A1 (en) 2019-06-13
US20200374530A1 (en) 2020-11-26
CN111448798B (zh) 2024-11-01
EP3721622A1 (en) 2020-10-14
IL275034A (en) 2020-07-30
JP2024062990A (ja) 2024-05-10
IL275034B2 (en) 2024-06-01
KR20200096227A (ko) 2020-08-11
JP2021506150A (ja) 2021-02-18

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