KR20220024659A - 비디오 처리에서의 적응적 해상도 변경 - Google Patents

비디오 처리에서의 적응적 해상도 변경 Download PDF

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KR20220024659A
KR20220024659A KR1020227001695A KR20227001695A KR20220024659A KR 20220024659 A KR20220024659 A KR 20220024659A KR 1020227001695 A KR1020227001695 A KR 1020227001695A KR 20227001695 A KR20227001695 A KR 20227001695A KR 20220024659 A KR20220024659 A KR 20220024659A
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picture
reference picture
resolution
resampling
version
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Korean (ko)
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모함메드 지. 사르워
지안콩 루오
얀 예
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알리바바 그룹 홀딩 리미티드
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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
    • H04N19/132—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
    • H04N19/102—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
    • H04N19/169—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
    • H04N19/30—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using hierarchical techniques, e.g. scalability
    • 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
    • H04N19/423—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 characterised by memory arrangements
    • 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
    • H04N19/423—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 characterised by memory arrangements
    • H04N19/426—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 characterised by memory arrangements using memory downsizing methods
    • H04N19/428—Recompression, e.g. by spatial or temporal decimation
    • 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
    • H04N19/573—Motion compensation with multiple frame prediction using two or more reference frames in a given prediction direction
    • 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)
KR1020227001695A 2019-06-24 2020-05-29 비디오 처리에서의 적응적 해상도 변경 Pending KR20220024659A (ko)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US201962865927P 2019-06-24 2019-06-24
US62/865,927 2019-06-24
US201962900439P 2019-09-13 2019-09-13
US62/900,439 2019-09-13
PCT/US2020/035079 WO2020263499A1 (en) 2019-06-24 2020-05-29 Adaptive resolution change in video processing

Publications (1)

Publication Number Publication Date
KR20220024659A true KR20220024659A (ko) 2022-03-03

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KR1020227001695A Pending KR20220024659A (ko) 2019-06-24 2020-05-29 비디오 처리에서의 적응적 해상도 변경

Country Status (6)

Country Link
US (3) US11190781B2 (https=)
EP (2) EP3981155A4 (https=)
JP (3) JP7609810B2 (https=)
KR (1) KR20220024659A (https=)
CN (5) CN114128262B (https=)
WO (1) WO2020263499A1 (https=)

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WO2024080778A1 (ko) * 2022-10-12 2024-04-18 엘지전자 주식회사 적응적으로 해상도를 변경하는 영상 부호화/복호화 방법, 장치, 및 비트스트림을 전송하는 방법

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CN120915943A (zh) 2025-11-07
US20200404297A1 (en) 2020-12-24
JP2026031570A (ja) 2026-02-24
CN114128262B (zh) 2025-09-12
CN120915942A (zh) 2025-11-07
US20220086469A1 (en) 2022-03-17
WO2020263499A1 (en) 2020-12-30
CN120915941A (zh) 2025-11-07
US11843790B2 (en) 2023-12-12
JP2025028308A (ja) 2025-02-28
US20240089473A1 (en) 2024-03-14
EP3981155A1 (en) 2022-04-13
EP4593392A2 (en) 2025-07-30
US11190781B2 (en) 2021-11-30
JP7609810B2 (ja) 2025-01-07
CN120915940A (zh) 2025-11-07
EP3981155A4 (en) 2022-08-17
JP2022539657A (ja) 2022-09-13
US20230045775A9 (en) 2023-02-09
EP4593392A3 (en) 2025-10-29
CN114128262A (zh) 2022-03-01

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