JP7068501B2 - イントラモード符号化のための方法、装置及びコンピュータプログラム - Google Patents

イントラモード符号化のための方法、装置及びコンピュータプログラム Download PDF

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JP7068501B2
JP7068501B2 JP2020561059A JP2020561059A JP7068501B2 JP 7068501 B2 JP7068501 B2 JP 7068501B2 JP 2020561059 A JP2020561059 A JP 2020561059A JP 2020561059 A JP2020561059 A JP 2020561059A JP 7068501 B2 JP7068501 B2 JP 7068501B2
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intra
video
mode
angles
intra prediction
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JP2021520754A (ja
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ジャオ，リアン
ジャオ，シン
リ，シアン
リィウ，シャン
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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)
JP2020561059A 2018-09-21 2019-09-05 イントラモード符号化のための方法、装置及びコンピュータプログラム Active JP7068501B2 (ja)

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JP2022074293A JP7332751B2 (ja) 2018-09-21 2022-04-28 イントラモード符号化のための方法、装置及びコンピュータプログラム
JP2023131418A JP7536967B2 (ja) 2018-09-21 2023-08-10 イントラモード符号化のための方法、装置及びコンピュータプログラム
JP2024130704A JP2024156924A (ja) 2018-09-21 2024-08-07 イントラモード符号化のための方法、装置及びコンピュータプログラム

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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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JP2022074293A Active JP7332751B2 (ja) 2018-09-21 2022-04-28 イントラモード符号化のための方法、装置及びコンピュータプログラム
JP2023131418A Active JP7536967B2 (ja) 2018-09-21 2023-08-10 イントラモード符号化のための方法、装置及びコンピュータプログラム
JP2024130704A Pending JP2024156924A (ja) 2018-09-21 2024-08-07 イントラモード符号化のための方法、装置及びコンピュータプログラム

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JP2023131418A Active JP7536967B2 (ja) 2018-09-21 2023-08-10 イントラモード符号化のための方法、装置及びコンピュータプログラム
JP2024130704A Pending JP2024156924A (ja) 2018-09-21 2024-08-07 イントラモード符号化のための方法、装置及びコンピュータプログラム

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US (6) US10469845B1 (enExample)
EP (2) EP4482144A3 (enExample)
JP (4) JP7068501B2 (enExample)
KR (3) KR102542428B1 (enExample)
CN (2) CN117201780A (enExample)
WO (1) WO2020060762A1 (enExample)

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JP2024156924A (ja) * 2018-09-21 2024-11-06 テンセント・アメリカ・エルエルシー イントラモード符号化のための方法、装置及びコンピュータプログラム

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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
IL305173A (en) 2018-10-12 2023-10-01 Guangdong Oppo Mobile Telecommunications Corp Ltd A method for encoding/decoding an image signal and a device for it
EP3918797A4 (en) * 2019-03-10 2023-01-25 HFI Innovation Inc. METHOD AND DEVICE FOR CALCULATION AND REPRESENTATION OF QUANTIZATION MATRICES FOR VIDEO CODING
EP4325863B1 (en) * 2019-03-22 2024-12-11 LG Electronics Inc. Image decoding and encoding
CA3134398A1 (en) 2019-03-23 2020-10-01 Huawei Technologies Co., Ltd. An encoder, a decoder and corresponding methods for intra prediction
WO2020216255A1 (en) * 2019-04-25 2020-10-29 Mediatek 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
US20240114127A1 (en) * 2021-02-11 2024-04-04 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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KR20170131473A (ko) * 2015-03-29 2017-11-29 엘지전자 주식회사 비디오 신호의 인코딩/디코딩 방법 및 장치
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KR20230091186A (ko) 2023-06-22
EP3777163A4 (en) 2021-06-02
US20200099940A1 (en) 2020-03-26
US10469845B1 (en) 2019-11-05
EP3777163C0 (en) 2024-12-25
JP7332751B2 (ja) 2023-08-23
KR102542428B1 (ko) 2023-06-13
CN113228659A (zh) 2021-08-06
EP4482144A2 (en) 2024-12-25
CN117201780A (zh) 2023-12-08
EP4482144A3 (en) 2025-03-26
JP2021520754A (ja) 2021-08-19
JP2024156924A (ja) 2024-11-06
US11818366B2 (en) 2023-11-14
US20250337925A1 (en) 2025-10-30
JP7536967B2 (ja) 2024-08-20
KR102659967B1 (ko) 2024-04-24
KR20200134322A (ko) 2020-12-01
WO2020060762A1 (en) 2020-03-26
JP2023138834A (ja) 2023-10-02
US10819986B2 (en) 2020-10-27
US12355986B2 (en) 2025-07-08
CN113228659B (zh) 2023-08-25
EP3777163B1 (en) 2024-12-25
JP2022093546A (ja) 2022-06-23
US20240048728A1 (en) 2024-02-08
KR20240056773A (ko) 2024-04-30
US11240514B2 (en) 2022-02-01
EP3777163A1 (en) 2021-02-17
US20210014508A1 (en) 2021-01-14
US20220103835A1 (en) 2022-03-31

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