CN115152236B - 处理色度信号的方法 - Google Patents

处理色度信号的方法 Download PDF

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Publication number
CN115152236B
CN115152236B CN202180015938.9A CN202180015938A CN115152236B CN 115152236 B CN115152236 B CN 115152236B CN 202180015938 A CN202180015938 A CN 202180015938A CN 115152236 B CN115152236 B CN 115152236B
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chroma
flag
offset
prediction
video
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CN115152236A (zh
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穆罕默德·G·萨维尔
罗健聪
叶琰
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Alibaba Innovation Private Ltd
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Alibaba China Co Ltd
Alibaba Group Holding Ltd
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Priority to CN202510496776.5A priority patent/CN120151536A/zh
Priority to CN202510491092.6A priority patent/CN120186348A/zh
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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
    • H04N19/169—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
    • H04N19/186—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 a colour or a chrominance component
    • 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
    • H04N19/134—Methods 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
    • H04N19/136—Incoming video signal characteristics or properties
    • 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
    • H04N19/174—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 slice, e.g. a line of blocks or a group of blocks
    • 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
    • H04N19/70—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
    • 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
    • H04N19/85—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression
    • H04N19/86—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression involving reduction of coding artifacts, e.g. of blockiness

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
CN202180015938.9A 2020-02-21 2021-02-11 处理色度信号的方法 Active CN115152236B (zh)

Priority Applications (3)

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CN202510494567.7A CN120186349A (zh) 2020-02-21 2021-02-11 计算机实现的编码及解码方法、计算机可读存储介质
CN202510496776.5A CN120151536A (zh) 2020-02-21 2021-02-11 计算机实现的编码及解码方法、计算机可读存储介质
CN202510491092.6A CN120186348A (zh) 2020-02-21 2021-02-11 计算机实现的编码及解码方法、计算机可读存储介质

Applications Claiming Priority (3)

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US202062980120P 2020-02-21 2020-02-21
US62/980,120 2020-02-21
PCT/US2021/017592 WO2021167830A1 (en) 2020-02-21 2021-02-11 Methods for processing chroma signals

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CN202510494567.7A Division CN120186349A (zh) 2020-02-21 2021-02-11 计算机实现的编码及解码方法、计算机可读存储介质
CN202510491092.6A Division CN120186348A (zh) 2020-02-21 2021-02-11 计算机实现的编码及解码方法、计算机可读存储介质

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CN202510491092.6A Pending CN120186348A (zh) 2020-02-21 2021-02-11 计算机实现的编码及解码方法、计算机可读存储介质
CN202510496776.5A Pending CN120151536A (zh) 2020-02-21 2021-02-11 计算机实现的编码及解码方法、计算机可读存储介质
CN202510494567.7A Pending CN120186349A (zh) 2020-02-21 2021-02-11 计算机实现的编码及解码方法、计算机可读存储介质

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CN202510496776.5A Pending CN120151536A (zh) 2020-02-21 2021-02-11 计算机实现的编码及解码方法、计算机可读存储介质
CN202510494567.7A Pending CN120186349A (zh) 2020-02-21 2021-02-11 计算机实现的编码及解码方法、计算机可读存储介质

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US (1) US11889091B2 (https=)
EP (1) EP4107962A4 (https=)
JP (4) JP2023514136A (https=)
KR (1) KR20220143859A (https=)
CN (4) CN115152236B (https=)
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WO2021222260A1 (en) 2020-04-29 2021-11-04 Bytedance Inc. Filter parameter signaling in video picture headers

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Publication number Publication date
JP2023514136A (ja) 2023-04-05
KR20220143859A (ko) 2022-10-25
CN115152236A (zh) 2022-10-04
CN120186349A (zh) 2025-06-20
CN120186348A (zh) 2025-06-20
JP2026048735A (ja) 2026-03-17
WO2021167830A1 (en) 2021-08-26
US20210266573A1 (en) 2021-08-26
US11889091B2 (en) 2024-01-30
JP2026048734A (ja) 2026-03-17
JP2026031957A (ja) 2026-02-25
EP4107962A4 (en) 2023-07-26
US20240129498A1 (en) 2024-04-18
EP4107962A1 (en) 2022-12-28
CN120151536A (zh) 2025-06-13

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