CN115769575B - 视频解码的方法、计算机装置、设备及存储介质 - Google Patents

视频解码的方法、计算机装置、设备及存储介质 Download PDF

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CN115769575B
CN115769575B CN202180015923.2A CN202180015923A CN115769575B CN 115769575 B CN115769575 B CN 115769575B CN 202180015923 A CN202180015923 A CN 202180015923A CN 115769575 B CN115769575 B CN 115769575B
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transform
block
subset
feature
video
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CN115769575A (zh
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马杜·柏林加色克里什南
山姆如迪亚士万狄·卡胡
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
    • H04N19/102—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
    • 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
    • H04N19/12—Selection from among a plurality of transforms or standards, e.g. selection between discrete cosine transform [DCT] and sub-band transform or selection between H.263 and H.264
    • 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
    • H04N19/134—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
    • H04N19/137—Motion inside a coding unit, e.g. average field, frame or block difference
    • 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
    • H04N19/169—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
    • H04N19/17—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
    • H04N19/50—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
    • H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
    • H04N19/61—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding in combination with predictive coding
    • 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)
  • Physics & Mathematics (AREA)
  • Discrete Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Color Television Systems (AREA)
CN202180015923.2A 2020-12-23 2021-10-05 视频解码的方法、计算机装置、设备及存储介质 Active CN115769575B (zh)

Applications Claiming Priority (5)

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US202063130249P 2020-12-23 2020-12-23
US63/130,249 2020-12-23
US17/490,967 2021-09-30
US17/490,967 US12096030B2 (en) 2020-12-23 2021-09-30 Method and apparatus for video coding
PCT/US2021/053591 WO2022139935A1 (en) 2020-12-23 2021-10-05 Method and apparatus for video coding

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CN115769575A CN115769575A (zh) 2023-03-07
CN115769575B true CN115769575B (zh) 2025-02-07

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US (1) US12096030B2 (https=)
EP (1) EP4078958A4 (https=)
JP (2) JP7472306B2 (https=)
KR (1) KR20220124802A (https=)
CN (1) CN115769575B (https=)
WO (1) WO2022139935A1 (https=)

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WO2024080766A1 (ko) * 2022-10-12 2024-04-18 엘지전자 주식회사 비분리 변환에 기반한 영상 부호화/복호화 방법, 비트스트림을 전송하는 방법 및 비트스트림을 저장한 기록 매체
CN120898429A (zh) * 2023-03-22 2025-11-04 抖音视界有限公司 用于可视数据处理的方法、装置和介质
WO2025228434A1 (en) * 2024-05-02 2025-11-06 Mediatek Inc. Intra merge mode with transform selection

Citations (1)

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WO2019185883A1 (en) * 2018-03-29 2019-10-03 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Determination of set of candidate transforms for video encoding

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US9819952B2 (en) 2009-10-05 2017-11-14 Thomson Licensing Dtv Methods and apparatus for embedded quantization parameter adjustment in video encoding and decoding
WO2017192995A1 (en) 2016-05-06 2017-11-09 Vid Scale, Inc. Method and system for decoder-side intra mode derivation for block-based video coding
US10880564B2 (en) 2016-10-01 2020-12-29 Qualcomm Incorporated Transform selection for video coding
US10750181B2 (en) * 2017-05-11 2020-08-18 Mediatek Inc. Method and apparatus of adaptive multiple transforms for video coding
KR102489149B1 (ko) 2017-12-21 2023-01-17 엘지전자 주식회사 선택적 변환에 기반한 영상 코딩 방법 및 그 장치
CN112740684A (zh) * 2018-09-19 2021-04-30 韩国电子通信研究院 用于对图像进行编码/解码的方法和装置以及用于存储比特流的记录介质

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Publication number Priority date Publication date Assignee Title
WO2019185883A1 (en) * 2018-03-29 2019-10-03 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Determination of set of candidate transforms for video encoding

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WO2022139935A1 (en) 2022-06-30
JP2023520197A (ja) 2023-05-16
US12096030B2 (en) 2024-09-17
EP4078958A4 (en) 2023-03-08
JP2024088772A (ja) 2024-07-02
KR20220124802A (ko) 2022-09-14
EP4078958A1 (en) 2022-10-26
JP7472306B2 (ja) 2024-04-22
JP7789829B2 (ja) 2025-12-22
CN115769575A (zh) 2023-03-07
US20220201334A1 (en) 2022-06-23

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