JP2022511308A - オーバーラップブロック動き補償のためのブロック拡張を用いた映像符号化又は復号化 - Google Patents

オーバーラップブロック動き補償のためのブロック拡張を用いた映像符号化又は復号化 Download PDF

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JP2022511308A
JP2022511308A JP2021513830A JP2021513830A JP2022511308A JP 2022511308 A JP2022511308 A JP 2022511308A JP 2021513830 A JP2021513830 A JP 2021513830A JP 2021513830 A JP2021513830 A JP 2021513830A JP 2022511308 A JP2022511308 A JP 2022511308A
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block
extension
prediction
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expansion
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ギャルピン，フランク
ロベール，アントワーヌ
ボルデ，フィリップ
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インターデジタル ヴイシー ホールディングス， インコーポレイテッド
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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
    • H04N19/10—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
    • H04N19/50—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
    • H04N19/583—Motion compensation with overlapping 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
    • H04N19/132—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
    • H04N19/169—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
    • H04N19/43—Hardware specially adapted for motion estimation or compensation

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
JP2021513830A 2018-11-05 2019-11-01 オーバーラップブロック動き補償のためのブロック拡張を用いた映像符号化又は復号化 Ceased JP2022511308A (ja)

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EP18306449 2018-11-05
EP18306449.2 2018-11-05
PCT/US2019/059415 WO2020096898A1 (en) 2018-11-05 2019-11-01 Video encoding or decoding using block extension for overlapped block motion compensation

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JP2022511308A true JP2022511308A (ja) 2022-01-31
JP2022511308A5 JP2022511308A5 (https=) 2022-11-11

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US (1) US20220038681A1 (https=)
EP (1) EP3878178A1 (https=)
JP (1) JP2022511308A (https=)
CN (1) CN112913244A (https=)
MX (1) MX2021005253A (https=)
WO (1) WO2020096898A1 (https=)

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CN121967699A (zh) 2019-02-03 2026-05-01 北京字节跳动网络技术有限公司 Mv精度和mv差编解码之间的相互作用
CN121173966A (zh) 2019-02-14 2025-12-19 北京字节跳动网络技术有限公司 解码器侧细化工具的选择性应用
SG11202112279WA (en) 2019-05-11 2021-12-30 Beijing Bytedance Network Technology Co Ltd Selective use of coding tools in video processing
EP4128782A1 (en) * 2020-06-22 2023-02-08 Huawei Technologies Co., Ltd. Motion compensation with a sparse optical flow representation
WO2022191525A1 (ko) 2021-03-08 2022-09-15 현대자동차주식회사 나선스캔 순서를 이용하는 비디오 코딩방법 및 장치
WO2022251211A1 (en) * 2021-05-24 2022-12-01 Beijing Dajia Internet Information Technology Co., Ltd. Methods and devices for overlapped block motion compensation for inter prediction
US20230090025A1 (en) * 2021-09-22 2023-03-23 Alibaba Singapore Holding Private Limited Methods and systems for performing combined inter and intra prediction
JP7628484B2 (ja) * 2021-11-18 2025-02-10 Kddi株式会社 画像復号装置、画像復号方法及びプログラム
CN118202656A (zh) * 2021-11-30 2024-06-14 北京达佳互联信息技术有限公司 视频编解码中考虑边界外条件的运动补偿
US12323580B2 (en) * 2022-03-02 2025-06-03 Qualcomm Incorporated Overlapped block motion compensation (OBMC) blending selection in video coding
US20250247520A1 (en) * 2024-01-26 2025-07-31 Tencent America LLC Simplified Multi-Hypothesis Cross Component Prediction Models

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JP2012095099A (ja) * 2010-10-27 2012-05-17 Jvc Kenwood Corp 動画像符号化装置、動画像符号化方法及び動画像符号化プログラム、並びに動画像復号装置、動画像復号方法及び動画像復号プログラム
US20150163509A1 (en) * 2013-12-06 2015-06-11 Mediatek Inc. Method and Apparatus for Fine-grained Motion Boundary Processing
JP2017085285A (ja) * 2015-10-26 2017-05-18 キヤノン株式会社 画像符号化装置及びその制御方法、並びにプログラム及び記憶媒体

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US20130177081A1 (en) * 2010-05-14 2013-07-11 Samsung Electronics Co., Ltd. Method and apparatus for encoding and decoding video using expanded block filtering
KR20120009861A (ko) * 2010-07-22 2012-02-02 에스케이 텔레콤주식회사 확장된 스킵모드를 이용한 영상 부호화/복호화 방법 및 장치
US9848199B2 (en) * 2014-03-17 2017-12-19 Qualcomm Incorporated Device and method for scalable coding of video information
US10230980B2 (en) * 2015-01-26 2019-03-12 Qualcomm Incorporated Overlapped motion compensation for video coding
US10382791B2 (en) * 2015-03-06 2019-08-13 Qualcomm Incorporated Data structure for video coding unit
US10382781B2 (en) * 2016-09-28 2019-08-13 Qualcomm Incorporated Interpolation filters for intra prediction in video coding
KR20180074000A (ko) * 2016-12-23 2018-07-03 삼성전자주식회사 비디오 디코딩 방법, 이를 수행하는 비디오 디코더, 비디오 인코딩 방법, 및 이를 수행하는 비디오 인코더
US10523964B2 (en) * 2017-03-13 2019-12-31 Qualcomm Incorporated Inter prediction refinement based on bi-directional optical flow (BIO)
WO2018166357A1 (en) * 2017-03-16 2018-09-20 Mediatek Inc. Method and apparatus of motion refinement based on bi-directional optical flow for video coding
EP3688992A1 (en) * 2017-09-28 2020-08-05 Vid Scale, Inc. Complexity reduction of overlapped block motion compensation
US20190387251A1 (en) * 2018-06-19 2019-12-19 Mediatek Inc. Methods and Apparatuses of Video Processing with Overlapped Block Motion Compensation in Video Coding Systems

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JP2012095099A (ja) * 2010-10-27 2012-05-17 Jvc Kenwood Corp 動画像符号化装置、動画像符号化方法及び動画像符号化プログラム、並びに動画像復号装置、動画像復号方法及び動画像復号プログラム
US20150163509A1 (en) * 2013-12-06 2015-06-11 Mediatek Inc. Method and Apparatus for Fine-grained Motion Boundary Processing
JP2017085285A (ja) * 2015-10-26 2017-05-18 キヤノン株式会社 画像符号化装置及びその制御方法、並びにプログラム及び記憶媒体

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CN112913244A (zh) 2021-06-04
US20220038681A1 (en) 2022-02-03
EP3878178A1 (en) 2021-09-15
MX2021005253A (es) 2021-06-18
WO2020096898A1 (en) 2020-05-14

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