KR20210144885A - 참조 픽처 리샘플링과 공간 확장성의 조합을 시그널링하기 위한 기술 - Google Patents

참조 픽처 리샘플링과 공간 확장성의 조합을 시그널링하기 위한 기술 Download PDF

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KR20210144885A
KR20210144885A KR1020217035881A KR20217035881A KR20210144885A KR 20210144885 A KR20210144885 A KR 20210144885A KR 1020217035881 A KR1020217035881 A KR 1020217035881A KR 20217035881 A KR20217035881 A KR 20217035881A KR 20210144885 A KR20210144885 A KR 20210144885A
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병두 최
스테판 웽거
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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
    • H04N19/10—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
    • H04N19/132—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
    • H04N19/172—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 picture, frame or field
    • 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
    • H04N19/184—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 bits, e.g. of the compressed video stream
    • 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
    • H04N19/1883—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 relating to sub-band structure, e.g. hierarchical level, directional tree, e.g. low-high [LH], high-low [HL], high-high [HH]
    • 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
    • H04N19/30—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using hierarchical techniques, e.g. scalability
    • H04N19/33—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using hierarchical techniques, e.g. scalability in the spatial domain
    • 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
    • H04N19/44—Decoders specially adapted therefor, e.g. video decoders which are asymmetric with respect to the encoder
    • 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
    • H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/59—Methods 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
    • 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
    • H04N19/70—Methods 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

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
KR1020217035881A 2020-05-20 2021-04-12 참조 픽처 리샘플링과 공간 확장성의 조합을 시그널링하기 위한 기술 Ceased KR20210144885A (ko)

Applications Claiming Priority (11)

Application Number Priority Date Filing Date Title
US202063027835P 2020-05-20 2020-05-20
US63/027,835 2020-05-20
US202063035647P 2020-06-05 2020-06-05
US63/035,647 2020-06-05
US202063036174P 2020-06-08 2020-06-08
US202063036342P 2020-06-08 2020-06-08
US63/036,342 2020-06-08
US63/036,174 2020-06-08
US17/211,236 US11477471B2 (en) 2020-05-20 2021-03-24 Techniques for signaling combination of reference picture resampling and spatial scalability
US17/211,236 2021-03-24
PCT/US2021/026800 WO2021236257A1 (en) 2020-05-20 2021-04-12 Techniques for signaling combination of reference picture resampling and spatial scalability

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KR20210144885A true KR20210144885A (ko) 2021-11-30

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US (4) US11477471B2 (https=)
EP (2) EP3939264B1 (https=)
JP (3) JP7315702B2 (https=)
KR (1) KR20210144885A (https=)
CN (3) CN114270819B (https=)
AU (3) AU2021257953B2 (https=)
ES (1) ES3056171T3 (https=)
SG (1) SG11202111859WA (https=)
WO (1) WO2021236257A1 (https=)

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EP3857896A4 (en) 2018-11-22 2021-12-01 Beijing Bytedance Network Technology Co. Ltd. COORDINATION PROCESS FOR INTER-PREDICTION BASED ON SUB-BLOCKS
KR102808776B1 (ko) 2019-08-13 2025-05-15 두인 비전 컴퍼니 리미티드 서브 블록 기반 인터 예측의 모션 정밀도
WO2021052507A1 (en) * 2019-09-22 2021-03-25 Beijing Bytedance Network Technology Co., Ltd. Sub-picture coding and decoding of video
EP4144090A4 (en) 2020-05-22 2023-06-21 Beijing Bytedance Network Technology Co., Ltd. SUB-PICTURE SUB-BITSTREAM EXTRACTION ENHANCEMENTS
WO2023177098A1 (ko) * 2022-03-14 2023-09-21 현대자동차주식회사 초해상도 인루프 필터를 이용하는 비디오 코딩을 위한 방법 및 장치
WO2025041476A1 (ja) 2023-08-22 2025-02-27 株式会社Ｎｔｔドコモ 端末及び通信方法
KR20250134421A (ko) 2024-03-04 2025-09-11 삼성전자주식회사 시스템 온 칩, 시스템 온 칩의 동작 방법 및 비디오 시스템

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US8665968B2 (en) 2009-09-30 2014-03-04 Broadcom Corporation Method and system for 3D video coding using SVC spatial scalability
US8983218B2 (en) * 2012-04-11 2015-03-17 Texas Instruments Incorporated Virtual boundary processing simplification for adaptive loop filtering (ALF) in video coding
CN108347606B (zh) 2012-07-01 2022-08-19 夏普株式会社 电子设备及方法
US9462268B2 (en) 2012-10-09 2016-10-04 Cisco Technology, Inc. Output management of prior decoded pictures at picture format transitions in bitstreams
KR101825575B1 (ko) 2013-01-07 2018-02-05 노키아 테크놀로지스 오와이 비디오 코딩 및 디코딩 방법 및 장치
KR20170101983A (ko) 2014-12-31 2017-09-06 노키아 테크놀로지스 오와이 스케일러블 비디오 코딩 및 디코딩을 위한 계층 간 예측
WO2020043192A1 (en) * 2018-08-31 2020-03-05 Mediatek Inc. Method and apparatus of in-loop filtering for virtual boundaries in video coding
US11153583B2 (en) * 2019-06-07 2021-10-19 Qualcomm Incorporated Spatial scalability support in video encoding and decoding
US11483558B2 (en) 2019-06-21 2022-10-25 Tencent America LLC Method for region-wise scalability with adaptive resolution change
US11206404B2 (en) * 2019-07-08 2021-12-21 Fastvdo Llc Adaptive resolution change in video streams
KR102825219B1 (ko) * 2019-10-07 2025-06-24 후아웨이 테크놀러지 컴퍼니 리미티드 다중 계층 비디오 스트림에서의 중복 시그널링 방지
US11146824B2 (en) * 2019-12-30 2021-10-12 Mediatek Inc. Video encoding or decoding methods and apparatuses related to high-level information signaling
WO2021190436A1 (en) * 2020-03-21 2021-09-30 Beijing Bytedance Network Technology Co., Ltd. Reference picture resampling
US11611778B2 (en) * 2020-05-20 2023-03-21 Sharp Kabushiki Kaisha Systems and methods for signaling general constraint information in video coding

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JP2022537241A (ja) 2022-08-25
US20220400276A1 (en) 2022-12-15
US20240333953A1 (en) 2024-10-03
SG11202111859WA (en) 2021-12-30
JP7761341B2 (ja) 2025-10-28
US20260082070A1 (en) 2026-03-19
WO2021236257A1 (en) 2021-11-25
JP2023134662A (ja) 2023-09-27
EP4657859A2 (en) 2025-12-03
US11477471B2 (en) 2022-10-18
AU2023203644A1 (en) 2023-07-06
CN114270819B (zh) 2024-08-23
JP2026010040A (ja) 2026-01-21
EP4657859A3 (en) 2026-02-25
EP3939264A1 (en) 2022-01-19
CN119211528A (zh) 2024-12-27
AU2021257953A1 (en) 2021-12-09
CN114270819A (zh) 2022-04-01
EP3939264B1 (en) 2025-11-19
AU2025200772A1 (en) 2025-02-20
ES3056171T3 (en) 2026-02-18
US20210368189A1 (en) 2021-11-25
JP7315702B2 (ja) 2023-07-26
US12052431B2 (en) 2024-07-30
CN119211527A (zh) 2024-12-27
EP3939264A4 (en) 2023-01-11
EP3939264C0 (en) 2025-11-19
AU2023203644B2 (en) 2024-11-14
US12513322B2 (en) 2025-12-30
AU2021257953B2 (en) 2023-03-09

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