CN114600453B - 视频解码方法、装置和介质 - Google Patents

视频解码方法、装置和介质

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Publication number
CN114600453B
CN114600453B CN202180006029.9A CN202180006029A CN114600453B CN 114600453 B CN114600453 B CN 114600453B CN 202180006029 A CN202180006029 A CN 202180006029A CN 114600453 B CN114600453 B CN 114600453B
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ccf
current block
video
block
picture
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CN114600453A (zh
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赵欣
杜祎鑫
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
    • H04N19/44—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
    • H04N19/10—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
    • H04N19/117—Filters, e.g. for pre-processing or post-processing
    • 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
    • H04N19/124—Quantisation
    • 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
    • H04N19/10—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
    • H04N19/50—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
    • H04N19/80—Details of filtering operations specially adapted for video compression, e.g. for pixel interpolation

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
CN202180006029.9A 2020-09-16 2021-06-01 视频解码方法、装置和介质 Active CN114600453B (zh)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US202063079322P 2020-09-16 2020-09-16
US63/079,322 2020-09-16
US17/315,989 2021-05-10
US17/315,989 US11595676B2 (en) 2020-09-16 2021-05-10 Method and apparatus for video coding
PCT/US2021/035230 WO2022060437A1 (en) 2020-09-16 2021-06-01 Method and apparatus for video coding

Publications (2)

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CN114600453A CN114600453A (zh) 2022-06-07
CN114600453B true CN114600453B (zh) 2026-02-10

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US (2) US11595676B2 (https=)
EP (1) EP3997671A4 (https=)
JP (2) JP7480303B2 (https=)
KR (1) KR102848845B1 (https=)
CN (1) CN114600453B (https=)
WO (1) WO2022060437A1 (https=)

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US11770524B2 (en) * 2021-11-11 2023-09-26 Realtek Semiconductor Corp. Loop filter utilized in encoder and associated signal processing method
CA3247382A1 (en) * 2022-04-05 2023-10-12 Nokia Technologies Oy METHOD, APPARATUS AND COMPUTER PRODUCT-PROGRAM FOR ENCODING AND DECODING DIGITAL MEDIA CONTENT
CN119072921A (zh) * 2022-04-20 2024-12-03 抖音视界有限公司 用于视频处理的方法、装置和介质
EP4559183A1 (en) * 2022-07-20 2025-05-28 Mediatek Inc. Adaptive loop filter with adaptive filter strength
US20260089331A1 (en) * 2022-09-16 2026-03-26 Kt Corporation Image encoding/decoding method and recording medium storing bitstream
EP4344201A1 (en) 2022-09-23 2024-03-27 Dolby Laboratories Licensing Corporation Cross-asset guided chroma reformatting for multi-asset imaging format
EP4595434A1 (en) * 2022-09-30 2025-08-06 Beijing Dajia Internet Information Technology Co., Ltd. Methods and devices for adaptive loop filtering and cross-component adaptive loop filter
WO2024151874A1 (en) * 2023-01-11 2024-07-18 Beijing Dajia Internet Information Technology Co., Ltd. Cross-component sample adaptive offset
CN121079976A (zh) * 2023-04-11 2025-12-05 抖音视界有限公司 在视频编解码中将边信息用于跨分量自适应环路滤波器
US20250113045A1 (en) * 2023-10-02 2025-04-03 Netflix, Inc. Techniques for debanding in the intra-prediction stage of a video coding pipeline
US20250142062A1 (en) * 2023-10-27 2025-05-01 Tencent America LLC Regression model-based intra prediction
WO2026016979A1 (en) * 2024-07-18 2026-01-22 Guangdong Oppo Mobile Telecommunications Corp., Ltd. System and method of reconstructed-block filtering

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KR102276854B1 (ko) * 2014-07-31 2021-07-13 삼성전자주식회사 인루프 필터 파라미터 예측을 사용하는 비디오 부호화 방법 및 그 장치, 비디오 복호화 방법 및 그 장치
CN115134609B (zh) * 2015-06-11 2025-02-21 杜比实验室特许公司 使用自适应去块滤波编码和解码图像的方法及其装置
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Publication number Publication date
US20230110374A1 (en) 2023-04-13
US12278977B2 (en) 2025-04-15
US11595676B2 (en) 2023-02-28
EP3997671A1 (en) 2022-05-18
US20220086472A1 (en) 2022-03-17
CN114600453A (zh) 2022-06-07
JP7727045B2 (ja) 2025-08-20
JP2023508686A (ja) 2023-03-03
JP7480303B2 (ja) 2024-05-09
KR20220038710A (ko) 2022-03-29
JP2024096199A (ja) 2024-07-12
KR102848845B1 (ko) 2025-08-21
EP3997671A4 (en) 2022-08-24
WO2022060437A1 (en) 2022-03-24

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