SG11202110811PA - Method for reference picture resampling with offset in video bitstream - Google Patents

Method for reference picture resampling with offset in video bitstream

Info

Publication number
SG11202110811PA
SG11202110811PA SG11202110811PA SG11202110811PA SG11202110811PA SG 11202110811P A SG11202110811P A SG 11202110811PA SG 11202110811P A SG11202110811P A SG 11202110811PA SG 11202110811P A SG11202110811P A SG 11202110811PA SG 11202110811P A SG11202110811P A SG 11202110811PA
Authority
SG
Singapore
Prior art keywords
offset
reference picture
video bitstream
picture resampling
resampling
Prior art date
Application number
SG11202110811PA
Other languages
English (en)
Inventor
Byeongdoo Choi
Stephan Wenger
Shan Liu
Original Assignee
Tencent America LLC
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 Tencent America LLC filed Critical Tencent America LLC
Publication of SG11202110811PA publication Critical patent/SG11202110811PA/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
    • H04N19/102Methods 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
    • H04N19/102Methods 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
    • H04N19/134Methods 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
    • H04N19/136Incoming video signal characteristics or properties
    • 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
    • H04N19/146Data rate or code amount at the encoder output
    • 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
    • H04N19/172Methods 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 picture, frame or field
    • 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
    • H04N19/184Methods 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 bits, e.g. of the compressed video stream
    • 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
    • H04N19/189Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the adaptation method, adaptation tool or adaptation type used for the adaptive coding
    • H04N19/196Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the adaptation method, adaptation tool or adaptation type used for the adaptive coding being specially adapted for the computation of encoding parameters, e.g. by averaging previously computed encoding parameters
    • 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
    • H04N19/59Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving spatial sub-sampling or interpolation, e.g. alteration of picture size or resolution
    • 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
    • H04N19/597Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding specially adapted for multi-view video sequence encoding
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/70Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by syntax aspects related to video coding, e.g. related to compression standards

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Computing Systems (AREA)
  • Theoretical Computer Science (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
SG11202110811PA 2019-09-24 2020-09-22 Method for reference picture resampling with offset in video bitstream SG11202110811PA (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201962905319P 2019-09-24 2019-09-24
US17/022,727 US11317093B2 (en) 2019-09-24 2020-09-16 Method for reference picture resampling with offset in video bitstream
PCT/US2020/051974 WO2021061630A1 (en) 2019-09-24 2020-09-22 Method for reference picture resampling with offset in video bitstream

Publications (1)

Publication Number Publication Date
SG11202110811PA true SG11202110811PA (en) 2021-10-28

Family

ID=74881390

Family Applications (1)

Application Number Title Priority Date Filing Date
SG11202110811PA SG11202110811PA (en) 2019-09-24 2020-09-22 Method for reference picture resampling with offset in video bitstream

Country Status (9)

Country Link
US (4) US11317093B2 (enrdf_load_stackoverflow)
EP (1) EP4035355A4 (enrdf_load_stackoverflow)
JP (3) JP7164734B2 (enrdf_load_stackoverflow)
KR (1) KR20210125599A (enrdf_load_stackoverflow)
CN (2) CN113632463B (enrdf_load_stackoverflow)
AU (3) AU2020356392B2 (enrdf_load_stackoverflow)
CA (1) CA3136266A1 (enrdf_load_stackoverflow)
SG (1) SG11202110811PA (enrdf_load_stackoverflow)
WO (1) WO2021061630A1 (enrdf_load_stackoverflow)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11336894B2 (en) * 2019-09-20 2022-05-17 Tencent America LLC Signaling of reference picture resampling with resampling picture size indication in video bitstream
US11317093B2 (en) * 2019-09-24 2022-04-26 Tencent America LLC Method for reference picture resampling with offset in video bitstream
CN120499390A (zh) * 2019-09-27 2025-08-15 松下电器(美国)知识产权公司 编码装置、解码装置、编码方法、解码方法和存储介质
US11632540B2 (en) * 2019-12-20 2023-04-18 Qualcomm Incorporated Reference picture scaling ratios for reference picture resampling in video coding
JP7513755B2 (ja) * 2020-05-22 2024-07-09 北京字節跳動網絡技術有限公司 サブピクチャサブビットストリーム抽出処理におけるスケーリングウィンドウ
WO2025139841A1 (en) * 2023-12-29 2025-07-03 Mediatek Inc. Methods and apparatus of enabling resolution change in loop filter stage for video coding

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Publication number Priority date Publication date Assignee Title
JP4034380B2 (ja) 1996-10-31 2008-01-16 株式会社東芝 画像符号化/復号化方法及び装置
US7956930B2 (en) 2006-01-06 2011-06-07 Microsoft Corporation Resampling and picture resizing operations for multi-resolution video coding and decoding
EP3058747B1 (en) 2013-10-15 2019-11-20 Nokia Technologies Oy Scalable video encoding and decoding using syntax element
US20150264404A1 (en) 2014-03-17 2015-09-17 Nokia Technologies Oy Method and apparatus for video coding and decoding
US9641851B2 (en) 2014-04-18 2017-05-02 Qualcomm Incorporated Conformance window information in multi-layer coding
WO2015163456A1 (ja) * 2014-04-25 2015-10-29 シャープ株式会社 画像復号装置、画像符号化装置、および、符号化データ変換装置
FI20165547A1 (fi) * 2016-06-30 2018-12-31 Nokia Technologies Oy Laitteisto, menetelmä ja tietokoneohjelma videokoodausta ja videokoodauksen purkua varten
US11297349B2 (en) * 2017-05-31 2022-04-05 Sharp Kabushiki Kaisha Video decoding device and video encoding device
WO2020103944A1 (en) * 2018-11-22 2020-05-28 Beijing Bytedance Network Technology Co., Ltd. Sub-block based motion candidate selection and signaling
US11206404B2 (en) * 2019-07-08 2021-12-21 Fastvdo Llc Adaptive resolution change in video streams
CN116347100A (zh) * 2019-07-08 2023-06-27 华为技术有限公司 用于视频译码中的参考图像重采样的多个图像大小和符合性窗口的处理
KR102808776B1 (ko) * 2019-08-13 2025-05-15 두인 비전 컴퍼니 리미티드 서브 블록 기반 인터 예측의 모션 정밀도
US11659201B2 (en) * 2019-08-16 2023-05-23 Qualcomm Incorporated Systems and methods for generating scaling ratios and full resolution pictures
US11317093B2 (en) 2019-09-24 2022-04-26 Tencent America LLC Method for reference picture resampling with offset in video bitstream

Also Published As

Publication number Publication date
JP2023179748A (ja) 2023-12-19
AU2020356392B2 (en) 2023-03-16
CN113632463A (zh) 2021-11-09
CA3136266A1 (en) 2021-04-01
KR20210125599A (ko) 2021-10-18
EP4035355A1 (en) 2022-08-03
US20210092391A1 (en) 2021-03-25
AU2025200445A1 (en) 2025-02-13
CN118741123A (zh) 2024-10-01
US20220210428A1 (en) 2022-06-30
JP7640641B2 (ja) 2025-03-05
US20240179319A1 (en) 2024-05-30
US11641472B2 (en) 2023-05-02
AU2020356392A1 (en) 2021-10-28
AU2023203696B2 (en) 2024-10-31
JP7164734B2 (ja) 2022-11-01
US11317093B2 (en) 2022-04-26
JP7372426B2 (ja) 2023-10-31
US20230239476A1 (en) 2023-07-27
US11943446B2 (en) 2024-03-26
JP2022191451A (ja) 2022-12-27
CN113632463B (zh) 2024-06-14
AU2023203696A1 (en) 2023-07-06
WO2021061630A1 (en) 2021-04-01
JP2022526377A (ja) 2022-05-24
EP4035355A4 (en) 2023-09-06

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