CN119996659A - 视频码流编码、解码的方法、装置及存储介质 - Google Patents

视频码流编码、解码的方法、装置及存储介质 Download PDF

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Publication number
CN119996659A
CN119996659A CN202510161102.XA CN202510161102A CN119996659A CN 119996659 A CN119996659 A CN 119996659A CN 202510161102 A CN202510161102 A CN 202510161102A CN 119996659 A CN119996659 A CN 119996659A
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CN
China
Prior art keywords
intra
mode
prediction
block
video
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Pending
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CN202510161102.XA
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English (en)
Chinese (zh)
Inventor
赵亮
赵欣
刘杉
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Tencent America LLC
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Tencent America LLC
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Publication of CN119996659A publication Critical patent/CN119996659A/zh
Pending legal-status Critical Current

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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
    • H04N19/134—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
    • H04N19/46—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
    • H04N19/70—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

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
CN202510161102.XA 2021-07-15 2022-01-18 视频码流编码、解码的方法、装置及存储介质 Pending CN119996659A (zh)

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
US202163222376P 2021-07-15 2021-07-15
US63/222,376 2021-07-15
US17/564,607 US11917136B2 (en) 2021-07-15 2021-12-29 Intra mode coding
US17/564,607 2021-12-29
CN202280006553.0A CN116250231B (zh) 2021-07-15 2022-01-18 用于帧内预测模式解码的方法、装置及存储介质
PCT/US2022/012752 WO2023287458A1 (en) 2021-07-15 2022-01-18 Improvement for intra mode coding

Related Parent Applications (1)

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CN202280006553.0A Division CN116250231B (zh) 2021-07-15 2022-01-18 用于帧内预测模式解码的方法、装置及存储介质

Publications (1)

Publication Number Publication Date
CN119996659A true CN119996659A (zh) 2025-05-13

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CN202510161102.XA Pending CN119996659A (zh) 2021-07-15 2022-01-18 视频码流编码、解码的方法、装置及存储介质
CN202280006553.0A Active CN116250231B (zh) 2021-07-15 2022-01-18 用于帧内预测模式解码的方法、装置及存储介质

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Country Status (6)

Country Link
US (3) US11917136B2 (https=)
EP (2) EP4614980A3 (https=)
JP (2) JP7510006B2 (https=)
KR (1) KR20230038300A (https=)
CN (2) CN119996659A (https=)
WO (1) WO2023287458A1 (https=)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US12407845B2 (en) * 2023-02-13 2025-09-02 Tencent America LLC Refined intra prediction angles
CN121286011A (zh) * 2023-06-01 2026-01-06 三星电子株式会社 使用帧内预测模式的图像编码方法、编码设备、解码方法和解码设备

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101306834B1 (ko) 2008-09-22 2013-09-10 에스케이텔레콤 주식회사 인트라 예측 모드의 예측 가능성을 이용한 영상 부호화/복호화 장치 및 방법
US8902978B2 (en) * 2010-05-30 2014-12-02 Lg Electronics Inc. Enhanced intra prediction mode signaling
US9654785B2 (en) 2011-06-09 2017-05-16 Qualcomm Incorporated Enhanced intra-prediction mode signaling for video coding using neighboring mode
BR112013014374B8 (pt) 2011-09-13 2022-08-30 Mediatek Singapore Pte Ltd Método e aparelho para codificação de modo intra em hevc
CA3227652C (en) * 2016-10-04 2025-11-18 Kt Corporation METHOD AND APPARATUS FOR VIDEO SIGNAL PROCESSING
WO2018080135A1 (ko) * 2016-10-28 2018-05-03 한국전자통신연구원 영상 부호화/복호화 방법, 장치 및 비트스트림을 저장한 기록 매체
US10924733B2 (en) * 2017-12-29 2021-02-16 FG Innovation Company Limited Device and method for coding video data based on mode list including different mode groups
KR20240042127A (ko) 2018-09-03 2024-04-01 후아웨이 테크놀러지 컴퍼니 리미티드 인트라 예측을 위한 방법 및 장치
MX2021007764A (es) 2018-12-28 2021-08-05 B1 Institute Image Technology Inc Metodo y dispositivo de codificacion/decodificacion de video a base de intra prediccion.
WO2020197224A1 (ko) * 2019-03-24 2020-10-01 엘지전자 주식회사 인트라 예측 모드 후보 리스트를 구성하는 영상 코딩
MX2021012405A (es) 2019-04-17 2021-11-12 Huawei Tech Co Ltd Un codificador, un decodificador y metodos de armonizacion de intraprediccion basada en matriz correspondiente y seleccion de nucleo de transformada secundaria.

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Publication number Publication date
US20240155118A1 (en) 2024-05-09
EP4614980A2 (en) 2025-09-10
US20260046398A1 (en) 2026-02-12
WO2023287458A1 (en) 2023-01-19
US11917136B2 (en) 2024-02-27
JP2023546674A (ja) 2023-11-07
EP4165872A4 (en) 2023-08-30
CN116250231A (zh) 2023-06-09
KR20230038300A (ko) 2023-03-17
US20230024538A1 (en) 2023-01-26
JP7510006B2 (ja) 2024-07-02
US12464120B2 (en) 2025-11-04
EP4165872B1 (en) 2025-09-17
JP2024111184A (ja) 2024-08-16
EP4614980A3 (en) 2025-11-19
EP4165872A1 (en) 2023-04-19
CN116250231B (zh) 2025-02-11

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