KR20210099133A - 모션 정보 예측자에 관한 정보의 인코딩 및 디코딩 - Google Patents

모션 정보 예측자에 관한 정보의 인코딩 및 디코딩 Download PDF

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KR20210099133A
KR20210099133A KR1020217021770A KR20217021770A KR20210099133A KR 20210099133 A KR20210099133 A KR 20210099133A KR 1020217021770 A KR1020217021770 A KR 1020217021770A KR 20217021770 A KR20217021770 A KR 20217021770A KR 20210099133 A KR20210099133 A KR 20210099133A
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index
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기욤 라로슈
크리스토프 지스케
파트리스 온노
조나탕 타케
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캐논 가부시끼가이샤
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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
    • H04N19/102—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
    • H04N19/103—Selection of coding mode or of prediction mode
    • H04N19/109—Selection of coding mode or of prediction mode among a plurality of temporal predictive coding modes
    • 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
    • H04N19/13—Adaptive entropy coding, e.g. adaptive variable length coding [AVLC] or context adaptive binary arithmetic coding [CABAC]
    • 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
    • H04N19/46—Embedding additional information in the video signal during the compression process
    • 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
    • H04N19/46—Embedding additional information in the video signal during the compression process
    • H04N19/463—Embedding additional information in the video signal during the compression process by compressing encoding parameters before transmission
    • 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
    • H04N19/91—Entropy coding, e.g. variable length coding [VLC] or arithmetic coding

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Television Systems (AREA)
KR1020217021770A 2018-12-20 2019-11-19 모션 정보 예측자에 관한 정보의 인코딩 및 디코딩 Ceased KR20210099133A (ko)

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Application Number Priority Date Filing Date Title
KR1020267007201A KR20260041914A (ko) 2018-12-20 2019-11-19 모션 정보 예측자에 관한 정보의 인코딩 및 디코딩

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GB1820902.3 2018-12-20
GB1820902.3A GB2580084B (en) 2018-12-20 2018-12-20 Video coding and decoding
PCT/EP2019/081827 WO2020126262A1 (en) 2018-12-20 2019-11-19 Encoding and decoding information about a motion information predictor

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KR1020267007201A Division KR20260041914A (ko) 2018-12-20 2019-11-19 모션 정보 예측자에 관한 정보의 인코딩 및 디코딩

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KR20210099133A true KR20210099133A (ko) 2021-08-11

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KR1020217021770A Ceased KR20210099133A (ko) 2018-12-20 2019-11-19 모션 정보 예측자에 관한 정보의 인코딩 및 디코딩
KR1020267007201A Pending KR20260041914A (ko) 2018-12-20 2019-11-19 모션 정보 예측자에 관한 정보의 인코딩 및 디코딩

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US (6) US11856186B2 (https=)
EP (1) EP3900352A1 (https=)
JP (3) JP7514236B2 (https=)
KR (2) KR20210099133A (https=)
CN (6) CN118200596A (https=)
GB (1) GB2580084B (https=)
TW (2) TWI860599B (https=)
WO (1) WO2020126262A1 (https=)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2024262883A1 (ko) * 2023-06-21 2024-12-26 현대자동차주식회사 영상 부호화/복호화 방법, 장치 및 비트스트림을 저장한 기록 매체

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102412007B1 (ko) * 2017-07-20 2022-06-22 삼성전자주식회사 전자 장치 및 전자 장치에서 하이 다이나믹 레인지 이미지 데이터를 압축하는 방법
GB2588004B (en) 2018-06-05 2023-03-01 Beijing Bytedance Network Tech Co Ltd Interaction between IBC and affine
WO2020094151A1 (en) * 2018-11-10 2020-05-14 Beijing Bytedance Network Technology Co., Ltd. Rounding in pairwise average candidate calculations
GB2580084B (en) 2018-12-20 2022-12-28 Canon Kk Video coding and decoding
EP3900359A1 (en) * 2018-12-21 2021-10-27 InterDigital VC Holdings, Inc. Syntax for motion information signaling in video coding
US12088809B2 (en) * 2018-12-28 2024-09-10 Electronics And Telecommunications Research Institute Image encoding/decoding method and device, and recording medium in which bitstream is stored
CN119211577A (zh) * 2018-12-29 2024-12-27 交互数字Vc控股公司 基于历史的运动向量预测
CN112740677B (zh) * 2019-02-28 2024-12-17 苹果公司 用于对图像信号进行编码/解码的方法及其装置
WO2020177684A1 (en) * 2019-03-03 2020-09-10 Beijing Bytedance Network Technology Co., Ltd. Enabling dmvr based on the information in the picture header
AR118250A1 (es) * 2019-03-08 2021-09-22 Jvckenwood Corp Dispositivos, métodos y programas de codificación y decodificación de imágenes en movimiento
US11611759B2 (en) * 2019-05-24 2023-03-21 Qualcomm Incorporated Merge mode coding for video coding
CN119484812A (zh) * 2019-06-19 2025-02-18 Lg电子株式会社 图像解码方法、图像编码方法和图像数据发送方法
CN112135149B (zh) * 2019-06-24 2023-07-18 华为技术有限公司 语法元素的熵编码/解码方法、装置以及编解码器
CN118945378A (zh) * 2020-01-14 2024-11-12 华为技术有限公司 指示融合模式候选数量的方法和装置
US12526421B2 (en) * 2022-04-06 2026-01-13 Tencent America LLC CABAC context modeling with information from spatial neighbors
WO2023197104A1 (zh) * 2022-04-11 2023-10-19 Oppo广东移动通信有限公司 一种编解码方法、编码器、解码器及存储介质
EP4508854A4 (en) * 2022-04-12 2026-03-18 Beijing Bytedance Network Tech Co Ltd METHOD, APPARATUS AND VIDEO PROCESSING MEDIUM
US12597172B2 (en) * 2022-10-19 2026-04-07 Qualcomm Incorporated Decoding attribute values in geometry-based point cloud compression

Family Cites Families (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2820255A1 (fr) * 2001-01-26 2002-08-02 France Telecom Procedes de codage et de decodage d'images, dispositifs, systemes, signaux et applications correspondants
KR101522850B1 (ko) * 2010-01-14 2015-05-26 삼성전자주식회사 움직임 벡터를 부호화, 복호화하는 방법 및 장치
KR101484281B1 (ko) 2010-07-09 2015-01-21 삼성전자주식회사 블록 병합을 이용한 비디오 부호화 방법 및 그 장치, 블록 병합을 이용한 비디오 복호화 방법 및 그 장치
US8913662B2 (en) 2011-01-06 2014-12-16 Qualcomm Incorporated Indicating intra-prediction mode selection for video coding using CABAC
US10123053B2 (en) 2011-05-23 2018-11-06 Texas Instruments Incorporated Acceleration of bypass binary symbol processing in video coding
GB2495990A (en) * 2011-10-28 2013-05-01 Canon Kk Motion compensated image coding with omission of coding mode cost calculation for a motion predictor in a set.
US9451287B2 (en) * 2011-11-08 2016-09-20 Qualcomm Incorporated Context reduction for context adaptive binary arithmetic coding
US20130170553A1 (en) * 2012-01-04 2013-07-04 Qualcomm Incorporated Coding motion vector difference
WO2013106987A1 (en) 2012-01-16 2013-07-25 Mediatek Singapore Pte. Ltd. Methods and apparatuses of bypass coding and reducing contexts for some syntax elements
US10200709B2 (en) 2012-03-16 2019-02-05 Qualcomm Incorporated High-level syntax extensions for high efficiency video coding
US20150085932A1 (en) * 2012-04-24 2015-03-26 Mediatek Inc. Method and apparatus of motion vector derivation for 3d video coding
CN104380737B (zh) * 2012-06-22 2018-10-26 夏普株式会社 算术解码装置
US9819965B2 (en) * 2012-11-13 2017-11-14 Intel Corporation Content adaptive transform coding for next generation video
GB2520002B (en) * 2013-11-04 2018-04-25 British Broadcasting Corp An improved compression algorithm for video compression codecs
GB2524476B (en) 2014-03-14 2016-04-27 Canon Kk Method, device and computer program for optimizing transmission of motion vector related information when transmitting a video stream
EP3210379B1 (en) * 2014-10-20 2021-02-17 Google LLC Continuous prediction domain
EP3217663A4 (en) 2014-11-06 2018-02-14 Samsung Electronics Co., Ltd. Video encoding method and apparatus, and video decoding method and apparatus
US11477477B2 (en) 2015-01-26 2022-10-18 Qualcomm Incorporated Sub-prediction unit based advanced temporal motion vector prediction
US10560712B2 (en) 2016-05-16 2020-02-11 Qualcomm Incorporated Affine motion prediction for video coding
KR102660666B1 (ko) * 2018-06-29 2024-04-26 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 Lut들을 업데이트하기 위한 조건들
CN112040247B (zh) * 2018-09-10 2021-09-21 华为技术有限公司 视频解码方法、视频解码器以及计算机可读存储介质
WO2020094051A1 (en) * 2018-11-06 2020-05-14 Beijing Bytedance Network Technology Co., Ltd. Signaling of side information for inter prediction with geometric partitioning
WO2020102034A1 (en) * 2018-11-14 2020-05-22 Tencent America LLC Method and apparatus for video coding
EP4221205A1 (en) * 2018-11-22 2023-08-02 Huawei Technologies Co., Ltd. An encoder and corresponding method for inter prediction
US10917636B2 (en) * 2018-12-03 2021-02-09 Tencent America LLC Method and apparatus for video coding
US10778977B2 (en) * 2018-12-05 2020-09-15 Qualcomm Incorporated Triangle motion information for video coding
GB2580084B (en) 2018-12-20 2022-12-28 Canon Kk Video coding and decoding

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2024262883A1 (ko) * 2023-06-21 2024-12-26 현대자동차주식회사 영상 부호화/복호화 방법, 장치 및 비트스트림을 저장한 기록 매체

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Publication number Publication date
JP2025160338A (ja) 2025-10-22
JP2022511744A (ja) 2022-02-01
WO2020126262A1 (en) 2020-06-25
GB2580084A (en) 2020-07-15
CN118233650A (zh) 2024-06-21
US20250310516A1 (en) 2025-10-02
CN118200595A (zh) 2024-06-14
GB2580084B (en) 2022-12-28
US20220070439A1 (en) 2022-03-03
CN118200594A (zh) 2024-06-14
US12363283B2 (en) 2025-07-15
TW202038623A (zh) 2020-10-16
US20250337881A1 (en) 2025-10-30
CN118200596A (zh) 2024-06-14
US20250310515A1 (en) 2025-10-02
KR20260041914A (ko) 2026-03-27
TWI790409B (zh) 2023-01-21
JP2024123204A (ja) 2024-09-10
CN118200593A (zh) 2024-06-14
EP3900352A1 (en) 2021-10-27
US20250337882A1 (en) 2025-10-30
US20240107008A1 (en) 2024-03-28
GB201820902D0 (en) 2019-02-06
TW202318873A (zh) 2023-05-01
TWI860599B (zh) 2024-11-01
CN113196769B (zh) 2024-03-26
US11856186B2 (en) 2023-12-26
JP7514236B2 (ja) 2024-07-10
CN113196769A (zh) 2021-07-30
JP7720959B2 (ja) 2025-08-08

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