MX2021005253A - Codificacion o decodificacion de video utilizando extension de bloque para compensacion de movimiento de bloque superpuesto. - Google Patents

Codificacion o decodificacion de video utilizando extension de bloque para compensacion de movimiento de bloque superpuesto.

Info

Publication number
MX2021005253A
MX2021005253A MX2021005253A MX2021005253A MX2021005253A MX 2021005253 A MX2021005253 A MX 2021005253A MX 2021005253 A MX2021005253 A MX 2021005253A MX 2021005253 A MX2021005253 A MX 2021005253A MX 2021005253 A MX2021005253 A MX 2021005253A
Authority
MX
Mexico
Prior art keywords
block
decoding
motion compensation
video encoding
overlapped
Prior art date
Application number
MX2021005253A
Other languages
English (en)
Spanish (es)
Inventor
Philippe Bordes
Franck GALPIN
Antoine Robert
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 MX2021005253A publication Critical patent/MX2021005253A/es

Links

Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/50Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/503Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
    • H04N19/51Motion estimation or motion compensation
    • H04N19/583Motion compensation with overlapping 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
    • H04N19/103Selection 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
    • H04N19/169Methods 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
    • H04N19/42Methods 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
    • H04N19/43Hardware specially adapted for motion estimation or compensation

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
MX2021005253A 2018-11-05 2019-11-01 Codificacion o decodificacion de video utilizando extension de bloque para compensacion de movimiento de bloque superpuesto. MX2021005253A (es)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP18306449 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

Publications (1)

Publication Number Publication Date
MX2021005253A true MX2021005253A (es) 2021-06-18

Family

ID=67436899

Family Applications (1)

Application Number Title Priority Date Filing Date
MX2021005253A MX2021005253A (es) 2018-11-05 2019-11-01 Codificacion o decodificacion de video utilizando extension de bloque para compensacion de movimiento de bloque superpuesto.

Country Status (6)

Country Link
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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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
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
US9813730B2 (en) * 2013-12-06 2017-11-07 Mediatek Inc. Method and apparatus for fine-grained motion boundary processing
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
JP6635751B2 (ja) * 2015-10-26 2020-01-29 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
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

Also Published As

Publication number Publication date
JP2022511308A (ja) 2022-01-31
CN112913244A (zh) 2021-06-04
US20220038681A1 (en) 2022-02-03
EP3878178A1 (en) 2021-09-15
WO2020096898A1 (en) 2020-05-14

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