CN120321404A - 用于编码视频块的方法、存储视频流的方法、设备及存储介质 - Google Patents

用于编码视频块的方法、存储视频流的方法、设备及存储介质

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Publication number
CN120321404A
CN120321404A CN202510739420.XA CN202510739420A CN120321404A CN 120321404 A CN120321404 A CN 120321404A CN 202510739420 A CN202510739420 A CN 202510739420A CN 120321404 A CN120321404 A CN 120321404A
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China
Prior art keywords
ibc
block
video
mode
local
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Pending
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CN202510739420.XA
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English (en)
Chinese (zh)
Inventor
许晓中
赵欣
刘杉
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Tencent America LLC
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Tencent America LLC
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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
    • H04N19/134—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
    • H04N19/157—Assigned coding mode, i.e. the coding mode being predefined or preselected to be further used for selection of another element or parameter
    • H04N19/159—Prediction type, e.g. intra-frame, inter-frame or bidirectional frame 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
    • H04N19/105—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
    • H04N19/11—Selection of coding mode or of prediction mode among a plurality of spatial 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
    • H04N19/119—Adaptive subdivision aspects, e.g. subdivision of a picture into rectangular or non-rectangular coding 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
    • H04N19/102—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
    • H04N19/129—Scanning of coding units, e.g. zig-zag scan of transform coefficients or flexible macroblock ordering [FMO]
    • 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
    • H04N19/157—Assigned coding mode, i.e. the coding mode being predefined or preselected to be further used for selection of another element or parameter
    • 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
    • H04N19/42—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
    • H04N19/436—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 using parallelised computational 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
    • H04N19/46—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
    • H04N19/503—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
    • 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
    • H04N19/593—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving spatial prediction techniques
    • 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

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)
CN202510739420.XA 2021-09-17 2022-04-13 用于编码视频块的方法、存储视频流的方法、设备及存储介质 Pending CN120321404A (zh)

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
US202163245665P 2021-09-17 2021-09-17
US63/245,665 2021-09-17
US17/704,948 US12120290B2 (en) 2021-09-17 2022-03-25 Method and apparatus for intra block copy mode coding with search range switching
US17/704,948 2022-03-25
CN202280006720.1A CN116368800B (zh) 2021-09-17 2022-04-13 用于重建视频流中的视频块的方法、设备及存储介质
PCT/US2022/024630 WO2023043494A1 (en) 2021-09-17 2022-04-13 Method and apparatus for intra block copy mode coding with search range switching

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CN202280006720.1A Division CN116368800B (zh) 2021-09-17 2022-04-13 用于重建视频流中的视频块的方法、设备及存储介质

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CN120321404A true CN120321404A (zh) 2025-07-15

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CN202510739420.XA Pending CN120321404A (zh) 2021-09-17 2022-04-13 用于编码视频块的方法、存储视频流的方法、设备及存储介质
CN202280006720.1A Active CN116368800B (zh) 2021-09-17 2022-04-13 用于重建视频流中的视频块的方法、设备及存储介质
CN202280008009.XA Active CN116584097B (zh) 2021-09-17 2022-04-15 视频编码和解码的方法、装置及存储介质
CN202510888913.XA Pending CN120455661A (zh) 2021-09-17 2022-04-15 视频编码的方法、传输或存储码流的方法、设备及存储介质

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CN202280008009.XA Active CN116584097B (zh) 2021-09-17 2022-04-15 视频编码和解码的方法、装置及存储介质
CN202510888913.XA Pending CN120455661A (zh) 2021-09-17 2022-04-15 视频编码的方法、传输或存储码流的方法、设备及存储介质

Country Status (6)

Country Link
US (2) US12120290B2 (https=)
EP (1) EP4402895A4 (https=)
JP (4) JP7670829B2 (https=)
KR (2) KR20230062626A (https=)
CN (4) CN120321404A (https=)
WO (2) WO2023043494A1 (https=)

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US12542161B1 (en) * 2025-07-29 2026-02-03 Hamid Najafi Performance recording data based on temporal analysis

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CN110662077B (zh) * 2018-06-30 2022-07-05 北京字节跳动网络技术有限公司 用于视频编解码的对称性双向预测模式
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TWI815974B (zh) * 2018-09-23 2023-09-21 大陸商北京字節跳動網絡技術有限公司 具有自適應運動矢量分辨率的運動矢量的修改
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Publication number Publication date
JP2024506169A (ja) 2024-02-09
KR20230135670A (ko) 2023-09-25
KR20230062626A (ko) 2023-05-09
WO2023043495A1 (en) 2023-03-23
EP4402895A4 (en) 2025-01-08
CN120455661A (zh) 2025-08-08
CN116584097A (zh) 2023-08-11
CN116584097B (zh) 2025-06-24
US20230093129A1 (en) 2023-03-23
CN116368800B (zh) 2025-05-30
WO2023043494A1 (en) 2023-03-23
JP2023553921A (ja) 2023-12-26
JP7648781B2 (ja) 2025-03-18
JP2025118674A (ja) 2025-08-13
JP2025108412A (ja) 2025-07-23
US12120290B2 (en) 2024-10-15
US20250063156A1 (en) 2025-02-20
JP7833074B2 (ja) 2026-03-18
CN116368800A (zh) 2023-06-30
JP7670829B2 (ja) 2025-04-30
EP4402895A1 (en) 2024-07-24

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