CN112236997B - 对视频序列进行解码、编码的方法、装置及存储介质 - Google Patents

对视频序列进行解码、编码的方法、装置及存储介质 Download PDF

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CN112236997B
CN112236997B CN201980021903.9A CN201980021903A CN112236997B CN 112236997 B CN112236997 B CN 112236997B CN 201980021903 A CN201980021903 A CN 201980021903A CN 112236997 B CN112236997 B CN 112236997B
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intra prediction
prediction modes
modes
ratio
height
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CN112236997A (zh
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赵亮
赵欣
李翔
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
    • 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
    • H04N19/46—Embedding additional information in the video signal during the compression process
    • H04N19/463—Embedding additional information in the video signal during the compression process by compressing encoding parameters before transmission
    • 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
    • H04N19/132—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
    • 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
    • H04N19/176—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
    • H04N19/44—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
    • H04N19/50—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
    • H04N19/82—Details of filtering operations specially adapted for video compression, e.g. for pixel interpolation involving filtering within a prediction loop

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
CN201980021903.9A 2018-07-16 2019-06-03 对视频序列进行解码、编码的方法、装置及存储介质 Active CN112236997B (zh)

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US201862698526P 2018-07-16 2018-07-16
US62/698,526 2018-07-16
US16/202,876 2018-11-28
US16/202,876 US10630979B2 (en) 2018-07-16 2018-11-28 Reference sample padding and filtering for intra prediction in video compression
PCT/US2019/035116 WO2020018181A1 (en) 2018-07-16 2019-06-03 Reference sample padding and filtering for intra prediction in video compression

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JP (4) JP7106661B2 (enExample)
KR (3) KR20240023237A (enExample)
CN (2) CN112236997B (enExample)
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US10630979B2 (en) 2018-07-16 2020-04-21 Tencent America LLC Reference sample padding and filtering for intra prediction in video compression
CN120416464A (zh) * 2019-01-02 2025-08-01 Oppo广东移动通信有限公司 帧内预测方法、装置及计算机存储介质
JP7575355B2 (ja) * 2021-06-29 2024-10-29 Kddi株式会社 画像復号装置、画像復号方法及びプログラム

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Publication number Publication date
JP7305851B2 (ja) 2023-07-10
US20200221082A1 (en) 2020-07-09
KR20220143971A (ko) 2022-10-25
US10630979B2 (en) 2020-04-21
JP7791271B2 (ja) 2025-12-23
KR20200125683A (ko) 2020-11-04
CN112236997A (zh) 2021-01-15
US11128863B2 (en) 2021-09-21
JP2021513815A (ja) 2021-05-27
CN117156140A (zh) 2023-12-01
JP7559149B2 (ja) 2024-10-01
WO2020018181A1 (en) 2020-01-23
KR102635400B1 (ko) 2024-02-13
KR20240023237A (ko) 2024-02-20
US20200021803A1 (en) 2020-01-16
US20230379457A1 (en) 2023-11-23
JP2023115281A (ja) 2023-08-18
US12231629B2 (en) 2025-02-18
JP2022132417A (ja) 2022-09-08
JP7106661B2 (ja) 2022-07-26
EP3824626A1 (en) 2021-05-26
US11736685B2 (en) 2023-08-22
US20210377522A1 (en) 2021-12-02
KR102459185B1 (ko) 2022-10-27
JP2024169525A (ja) 2024-12-05
EP3824626A4 (en) 2022-04-20

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