TW202408240A - 一種候選清單構建方法、視訊編解碼方法、碼流、裝置、系統和儲存媒介 - Google Patents

一種候選清單構建方法、視訊編解碼方法、碼流、裝置、系統和儲存媒介 Download PDF

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TW202408240A
TW202408240A TW112124895A TW112124895A TW202408240A TW 202408240 A TW202408240 A TW 202408240A TW 112124895 A TW112124895 A TW 112124895A TW 112124895 A TW112124895 A TW 112124895A TW 202408240 A TW202408240 A TW 202408240A
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Taiwan
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current block
intra prediction
mrl
candidate list
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TW112124895A
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English (en)
Chinese (zh)
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徐陸航
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大陸商Ｏｐｐｏ廣東移動通信有限公司
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Publication of TW202408240A publication Critical patent/TW202408240A/zh

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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
    • H04N19/105—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
    • H04N19/103—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
    • H04N19/169—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
    • H04N19/174—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 slice, e.g. a line of blocks or a group of 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
    • H04N19/59—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving spatial sub-sampling or interpolation, e.g. alteration of picture size or resolution
    • 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
    • H04N19/70—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by syntax aspects related to video coding, e.g. related to compression standards
    • 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)
TW112124895A 2022-07-05 2023-07-04 一種候選清單構建方法、視訊編解碼方法、碼流、裝置、系統和儲存媒介 TW202408240A (zh)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
WOPCT/CN2022/103946 2022-07-05
PCT/CN2022/103946 WO2024007158A1 (zh) 2022-07-05 2022-07-05 一种候选列表构建方法、视频编解码方法、装置和系统
PCT/CN2022/119139 WO2024007450A1 (zh) 2022-07-05 2022-09-15 一种候选列表构建方法、视频编解码方法、装置和系统
WOPCT/CN2022/119139 2022-09-15

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TW202408240A true TW202408240A (zh) 2024-02-16

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US (1) US20250260807A1 (https=)
EP (1) EP4554207A1 (https=)
JP (1) JP2025521793A (https=)
CN (1) CN119547428A (https=)
MX (1) MX2024015338A (https=)
TW (1) TW202408240A (https=)
WO (2) WO2024007158A1 (https=)

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CN118540496B (zh) * 2024-07-24 2024-11-29 浙江大华技术股份有限公司 图像解码方法、图像编码方法、装置以及计算机存储介质

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EP3443746B1 (en) * 2016-05-17 2021-07-21 ARRIS Enterprises LLC Template matching for jvet intra prediction
US10230961B2 (en) * 2016-06-03 2019-03-12 Mediatek Inc. Method and apparatus for template-based intra prediction in image and video coding
WO2019103542A1 (ko) * 2017-11-23 2019-05-31 엘지전자 주식회사 인트라 예측 모드 기반 영상 처리 방법 및 이를 위한 장치
US10419754B1 (en) * 2018-04-02 2019-09-17 Tencent America LLC Method and apparatus for video decoding using multiple line intra prediction
WO2020092535A1 (en) * 2018-10-31 2020-05-07 Interdigital Vc Holdings, Inc. Multi-reference line intra prediction and most probable mode
JP7182098B2 (ja) * 2018-11-22 2022-12-02 北京字節跳動網絡技術有限公司 映像処理におけるパルス符号変調技術
CN111654696B (zh) * 2020-04-24 2022-08-05 北京大学 一种帧内的多参考行预测方法、装置、存储介质及终端

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CN119547428A (zh) 2025-02-28
MX2024015338A (es) 2025-02-10
US20250260807A1 (en) 2025-08-14
JP2025521793A (ja) 2025-07-10
WO2024007158A1 (zh) 2024-01-11
WO2024007450A1 (zh) 2024-01-11
EP4554207A1 (en) 2025-05-14

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