CN113228659B - 帧内模式编解码的方法和装置 - Google Patents

帧内模式编解码的方法和装置 Download PDF

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Publication number
CN113228659B
CN113228659B CN201980044472.8A CN201980044472A CN113228659B CN 113228659 B CN113228659 B CN 113228659B CN 201980044472 A CN201980044472 A CN 201980044472A CN 113228659 B CN113228659 B CN 113228659B
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intra
prediction modes
predmodeintra
intrapredangle
angles
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CN113228659A (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
    • H04N19/134—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
    • H04N19/167—Position within a video image, e.g. region of interest [ROI]
    • 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
    • H04N19/103—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
    • H04N19/119—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
    • H04N19/169—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

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
CN201980044472.8A 2018-09-21 2019-09-05 帧内模式编解码的方法和装置 Active CN113228659B (zh)

Priority Applications (1)

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CN202311345956.0A CN117201780A (zh) 2018-09-21 2019-09-05 视频码流的处理、生成的方法和存储介质

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US201862734996P 2018-09-21 2018-09-21
US62/734,996 2018-09-21
US16/198,951 US10469845B1 (en) 2018-09-21 2018-11-23 Method and apparatus for intra mode coding
US16/198,951 2018-11-23
PCT/US2019/049636 WO2020060762A1 (en) 2018-09-21 2019-09-05 Method and apparatus for intra mode coding

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US (6) US10469845B1 (https=)
EP (2) EP4482144A3 (https=)
JP (4) JP7068501B2 (https=)
KR (3) KR20240056773A (https=)
CN (2) CN113228659B (https=)
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US10469845B1 (en) * 2018-09-21 2019-11-05 Tencent America, Llc Method and apparatus for intra mode coding
JP2022502959A (ja) * 2018-10-01 2022-01-11 インターデイジタル ヴィーシー ホールディングス インコーポレイテッド 広角イントラ予測のための方向
CN113225559B (zh) 2018-10-12 2023-05-16 Oppo广东移动通信有限公司 视频信号的编码方法和解码方法及其装置
CN113302925B (zh) * 2019-03-10 2024-05-10 寰发股份有限公司 视频编码的量化矩阵计算以及表示方法和装置
CN118200526A (zh) * 2019-03-22 2024-06-14 Lg 电子株式会社 图像编译系统中的图像解码方法和设备以及图像编码方法和设备
PT3932076T (pt) 2019-03-23 2023-12-12 Huawei Tech Co Ltd Codificador, descodificador e métodos correspondentes para predição intra
EP3949424A4 (en) * 2019-04-25 2022-12-21 HFI Innovation Inc. Method and apparatus of encoding or decoding with mode dependent intra smoothing filter in intra prediction
US11134275B2 (en) 2019-06-04 2021-09-28 Tencent America LLC Method and apparatus for performing primary transform based on filtering of blocks
US11363295B2 (en) * 2019-11-27 2022-06-14 Tencent America LLC Method and system for intra mode coding
US11197001B2 (en) * 2020-02-05 2021-12-07 Tencent America LLC Method and apparatus for interactions between decoder-side intra mode derivation and adaptive intra prediction modes
US11432018B2 (en) 2020-05-11 2022-08-30 Tencent America LLC Semi-decoupled partitioning for video coding
US11259055B2 (en) 2020-07-10 2022-02-22 Tencent America LLC Extended maximum coding unit size
US11432006B2 (en) 2020-08-14 2022-08-30 Tencent America LLC Chroma mode video coding
US20240073428A1 (en) * 2020-12-03 2024-02-29 Interdigital Ce Patent Holdings , Sas Intra prediction for asymmetric partition
WO2022173913A1 (en) * 2021-02-11 2022-08-18 Dolby Laboratories Licensing Corporation Intra-prediction for hexagonally-sampled video and image compression
CN118451707A (zh) * 2021-12-29 2024-08-06 Lg电子株式会社 图像编码/解码方法和装置及存储比特流的记录介质

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Publication number Publication date
JP7536967B2 (ja) 2024-08-20
KR20200134322A (ko) 2020-12-01
US11240514B2 (en) 2022-02-01
US20250337925A1 (en) 2025-10-30
US11818366B2 (en) 2023-11-14
KR102659967B1 (ko) 2024-04-24
CN113228659A (zh) 2021-08-06
EP3777163A1 (en) 2021-02-17
KR102542428B1 (ko) 2023-06-13
KR20240056773A (ko) 2024-04-30
US20210014508A1 (en) 2021-01-14
EP4482144A2 (en) 2024-12-25
WO2020060762A1 (en) 2020-03-26
JP7332751B2 (ja) 2023-08-23
JP2023138834A (ja) 2023-10-02
JP2022093546A (ja) 2022-06-23
US12355986B2 (en) 2025-07-08
EP4482144A3 (en) 2025-03-26
US20220103835A1 (en) 2022-03-31
US20200099940A1 (en) 2020-03-26
JP2021520754A (ja) 2021-08-19
JP2024156924A (ja) 2024-11-06
JP7068501B2 (ja) 2022-05-16
CN117201780A (zh) 2023-12-08
US10819986B2 (en) 2020-10-27
EP3777163A4 (en) 2021-06-02
US20240048728A1 (en) 2024-02-08
EP3777163B1 (en) 2024-12-25
KR20230091186A (ko) 2023-06-22
EP3777163C0 (en) 2024-12-25
US10469845B1 (en) 2019-11-05

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