KR102542428B1 - 인트라 모드 코딩을 위한 방법 및 장치 - Google Patents

인트라 모드 코딩을 위한 방법 및 장치 Download PDF

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KR102542428B1
KR102542428B1 KR1020207031747A KR20207031747A KR102542428B1 KR 102542428 B1 KR102542428 B1 KR 102542428B1 KR 1020207031747 A KR1020207031747 A KR 1020207031747A KR 20207031747 A KR20207031747 A KR 20207031747A KR 102542428 B1 KR102542428 B1 KR 102542428B1
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intra prediction
angles
wide
prediction modes
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KR20200134322A (ko
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량 자오
신 자오
샹 리
산 류
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텐센트 아메리카 엘엘씨
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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
    • H04N19/10—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
    • H04N19/134—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
    • H04N19/169—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)
KR1020207031747A 2018-09-21 2019-09-05 인트라 모드 코딩을 위한 방법 및 장치 Active KR102542428B1 (ko)

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KR1020237019164A KR102659967B1 (ko) 2018-09-21 2019-09-05 비디오 시퀀스의 인코딩을 위한 방법 및 장치

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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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KR20200134322A KR20200134322A (ko) 2020-12-01
KR102542428B1 true KR102542428B1 (ko) 2023-06-13

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KR1020237019164A Active KR102659967B1 (ko) 2018-09-21 2019-09-05 비디오 시퀀스의 인코딩을 위한 방법 및 장치
KR1020247012919A Pending KR20240056773A (ko) 2018-09-21 2019-09-05 비디오 시퀀스의 인코딩을 위한 방법 및 장치

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KR1020247012919A Pending KR20240056773A (ko) 2018-09-21 2019-09-05 비디오 시퀀스의 인코딩을 위한 방법 및 장치

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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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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
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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US20130336398A1 (en) * 2011-03-10 2013-12-19 Electronics And Telecommunications Research Institute Method and device for intra-prediction
KR20170131473A (ko) * 2015-03-29 2017-11-29 엘지전자 주식회사 비디오 신호의 인코딩/디코딩 방법 및 장치
US20160373770A1 (en) * 2015-06-18 2016-12-22 Qualcomm Incorporated Intra prediction and intra mode coding
EP3453174B1 (en) * 2016-05-06 2024-11-27 InterDigital Madison Patent Holdings, SAS Method and system for decoder-side intra mode derivation for block-based video coding
KR102420867B1 (ko) * 2016-12-23 2022-07-15 후아웨이 테크놀러지 컴퍼니 리미티드 미리 결정된 방향성 인트라 예측 모드들의 세트를 확장하기 위한 인트라 예측 장치
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PL3834415T3 (pl) * 2018-09-07 2024-02-05 Huawei Technologies Co., Ltd. Sposób i urządzenie do filtrowania interpolacyjnego do intrapredykcji i interpredykcji w kodowaniu wideo
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US10469845B1 (en) * 2018-09-21 2019-11-05 Tencent America, Llc Method and apparatus for intra mode coding

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Publication number Publication date
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
JP7068501B2 (ja) 2022-05-16
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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