KR102496419B1 - 비디오 코딩에서의 감소된 상위 라인 버퍼에 의한 인터 예측을 위한 방법 및 장치 - Google Patents

비디오 코딩에서의 감소된 상위 라인 버퍼에 의한 인터 예측을 위한 방법 및 장치 Download PDF

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KR102496419B1
KR102496419B1 KR1020207029796A KR20207029796A KR102496419B1 KR 102496419 B1 KR102496419 B1 KR 102496419B1 KR 1020207029796 A KR1020207029796 A KR 1020207029796A KR 20207029796 A KR20207029796 A KR 20207029796A KR 102496419 B1 KR102496419 B1 KR 102496419B1
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motion vector
data
video
motion
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KR20200125743A (ko
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징 예
샹 리
산 류
샤오중 쉬
구이춘 리
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텐센트 아메리카 엘엘씨
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    • 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
    • H04N19/51—Motion estimation or motion compensation
    • H04N19/513—Processing of motion vectors
    • H04N19/517—Processing of motion vectors by encoding
    • H04N19/52—Processing of motion vectors by encoding by predictive encoding
    • 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
    • H04N19/42—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by implementation details or hardware specially adapted for video compression or decompression, e.g. dedicated software implementation
    • H04N19/423—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by implementation details or hardware specially adapted for video compression or decompression, e.g. dedicated software implementation characterised by memory arrangements
    • H04N19/426—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by implementation details or hardware specially adapted for video compression or decompression, e.g. dedicated software implementation characterised by memory arrangements using memory downsizing methods
    • 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
    • H04N19/90—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using coding techniques not provided for in groups H04N19/10-H04N19/85, e.g. fractals
    • H04N19/96—Tree coding, e.g. quad-tree coding

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
KR1020207029796A 2018-06-01 2019-05-22 비디오 코딩에서의 감소된 상위 라인 버퍼에 의한 인터 예측을 위한 방법 및 장치 Active KR102496419B1 (ko)

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US201862679580P 2018-06-01 2018-06-01
US62/679,580 2018-06-01
US16/233,953 2018-12-27
US16/233,953 US10798407B2 (en) 2018-06-01 2018-12-27 Methods and apparatus for inter prediction with a reduced above line buffer in video coding
PCT/US2019/033445 WO2019231778A1 (en) 2018-06-01 2019-05-22 Methods and apparatus for inter prediction with a reduced above line buffer in video coding

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KR20200125743A KR20200125743A (ko) 2020-11-04
KR102496419B1 true KR102496419B1 (ko) 2023-02-06

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US (1) US10798407B2 (https=)
EP (1) EP3804326A4 (https=)
JP (1) JP7061680B2 (https=)
KR (1) KR102496419B1 (https=)
CN (1) CN112470475B (https=)
WO (1) WO2019231778A1 (https=)

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EP3981157B1 (en) * 2019-07-11 2026-01-28 Huawei Technologies Co., Ltd. Motion field storage optimization for the line buffer

Citations (2)

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US20140169472A1 (en) * 2012-12-19 2014-06-19 Mikhail Fludkov Motion estimation engine for video encoding
US20180041769A1 (en) * 2016-08-08 2018-02-08 Mediatek Inc. Pattern-based motion vector derivation for video coding

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US20050013498A1 (en) * 2003-07-18 2005-01-20 Microsoft Corporation Coding of motion vector information
US20050259878A1 (en) * 2004-05-20 2005-11-24 Broadcom Corporation Motion estimation algorithm
US9100649B2 (en) * 2010-02-10 2015-08-04 Lg Electronics Inc. Method and apparatus for processing a video signal
WO2012174973A1 (en) 2011-06-20 2012-12-27 Mediatek Inc. Method and apparatus for line buffers reduction
US9838684B2 (en) * 2012-04-11 2017-12-05 Qualcomm Incorporated Wavefront parallel processing for video coding
CN104704836B (zh) 2012-10-03 2018-04-17 寰发股份有限公司 三维视频、多视图视频及可缩放视频的编码方法及装置
EP2941883A4 (en) * 2013-01-07 2016-07-06 Mediatek Inc METHOD AND DEVICE FOR DEPTH-IN-DISPARITY VECTOR CONVERSION FOR THREE-DIMENSIONAL VIDEO-CODING
MY185713A (en) * 2015-09-25 2021-05-31 Huawei Tech Co Ltd Apparatus and method for video motion compensation
PL3414900T3 (pl) * 2016-03-15 2025-10-27 Hfi Innovation Inc. Sposób oraz urządzenie do kodowania wideo z afiniczną kompensacją ruchu
JP6740549B2 (ja) * 2016-03-16 2020-08-19 日本電気株式会社 動画像符号化装置、方法、プログラム、および動画像符号化システム
CN109155856B (zh) * 2016-06-09 2023-10-24 英特尔公司 用于视频编解码的利用近邻块模式的运动估计的方法和系统
CN109479141B (zh) 2016-07-12 2023-07-14 韩国电子通信研究院 图像编码/解码方法和用于所述方法的记录介质
US10602180B2 (en) 2017-06-13 2020-03-24 Qualcomm Incorporated Motion vector prediction

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20140169472A1 (en) * 2012-12-19 2014-06-19 Mikhail Fludkov Motion estimation engine for video encoding
US20180041769A1 (en) * 2016-08-08 2018-02-08 Mediatek Inc. Pattern-based motion vector derivation for video coding

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EP3804326A4 (en) 2022-03-16
JP7061680B2 (ja) 2022-04-28
US20190373279A1 (en) 2019-12-05
CN112470475A (zh) 2021-03-09
EP3804326A1 (en) 2021-04-14
JP2021517394A (ja) 2021-07-15
CN112470475B (zh) 2022-11-08
US10798407B2 (en) 2020-10-06
WO2019231778A1 (en) 2019-12-05
KR20200125743A (ko) 2020-11-04

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