TWI894393B - 用於在視訊寫碼中最可能模式列表建構的解碼器側幀內模式推導 - Google Patents

用於在視訊寫碼中最可能模式列表建構的解碼器側幀內模式推導

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Publication number
TWI894393B
TWI894393B TW110142435A TW110142435A TWI894393B TW I894393 B TWI894393 B TW I894393B TW 110142435 A TW110142435 A TW 110142435A TW 110142435 A TW110142435 A TW 110142435A TW I894393 B TWI894393 B TW I894393B
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Taiwan
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intra
mode
list
dimd
current block
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TW110142435A
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English (en)
Chinese (zh)
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TW202228437A (zh
Inventor
靜雅 李
法迪姆 塞瑞金
馬塔 卡茲維克茲
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美商高通公司
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Priority claimed from US17/502,875 external-priority patent/US11671589B2/en
Application filed by 美商高通公司 filed Critical 美商高通公司
Publication of TW202228437A publication Critical patent/TW202228437A/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
    • H04N19/102—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
    • H04N19/132—Sampling, masking or truncation of coding units, e.g. adaptive resampling, frame skipping, frame interpolation or high-frequency transform coefficient masking
    • 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
    • H04N19/146—Data rate or code amount at the encoder output
    • H04N19/147—Data rate or code amount at the encoder output according to rate distortion criteria
    • 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
    • H04N19/10—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
    • H04N19/186—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 a colour or a chrominance component
    • 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
    • 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

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
TW110142435A 2020-12-22 2021-11-15 用於在視訊寫碼中最可能模式列表建構的解碼器側幀內模式推導 TWI894393B (zh)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US202063129004P 2020-12-22 2020-12-22
US63/129,004 2020-12-22
US17/502,875 US11671589B2 (en) 2020-12-22 2021-10-15 Decoder side intra mode derivation for most probable mode list construction in video coding
US17/502,875 2021-10-15

Publications (2)

Publication Number Publication Date
TW202228437A TW202228437A (zh) 2022-07-16
TWI894393B true TWI894393B (zh) 2025-08-21

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Country Status (12)

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US (1) US12069246B2 (enExample)
EP (2) EP4268453B1 (enExample)
JP (1) JP7819194B2 (enExample)
KR (1) KR20230123943A (enExample)
AU (1) AU2021410048A1 (enExample)
CA (1) CA3198679A1 (enExample)
CL (1) CL2023001748A1 (enExample)
ES (1) ES3029882T3 (enExample)
MX (1) MX2023007246A (enExample)
SA (1) SA523440651B1 (enExample)
TW (1) TWI894393B (enExample)
WO (1) WO2022140718A1 (enExample)

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WO2022186616A1 (ko) * 2021-03-04 2022-09-09 현대자동차주식회사 인트라 예측모드 유도를 이용하는 비디오 코딩방법 및 장치
US12160561B2 (en) * 2021-08-02 2024-12-03 Tencent America LLC Method and apparatus for improved intra prediction
CN117981300A (zh) * 2021-09-27 2024-05-03 Oppo广东移动通信有限公司 编解码方法、码流、编码器、解码器以及存储介质
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
WO2023128615A1 (ko) * 2021-12-29 2023-07-06 엘지전자 주식회사 영상 인코딩/디코딩 방법 및 장치, 그리고 비트스트림을 저장한 기록 매체
KR20240170918A (ko) * 2022-04-07 2024-12-05 인터디지털 씨이 페이튼트 홀딩스, 에스에이에스 인터 예측된 코딩 유닛에 대한 인트라 모드 유도
CN119054287A (zh) * 2022-04-19 2024-11-29 联发科技股份有限公司 视频编解码系统中基于最可能模式列表构造的解码器侧模式推导的方法和装置
CN119547440A (zh) * 2022-07-04 2025-02-28 Oppo广东移动通信有限公司 解码方法、编码方法、解码器以及编码器
US20250211767A1 (en) * 2022-08-26 2025-06-26 Beijing Dajia Internet Information Technology Co., Ltd. Methods and devices using intra block copy for video coding
CN120188475A (zh) * 2022-11-10 2025-06-20 交互数字Ce专利控股有限公司 使用最可能模式的动态列表的帧内预测模式编码和解码方法及相应装置
WO2025150791A1 (ko) * 2024-01-08 2025-07-17 주식회사 엘엑스 세미콘 템플릿 기반 인트라 예측 모드 도출을 이용한 영상 코딩 방법 및 그 장치
WO2025221389A1 (en) 2024-04-19 2025-10-23 Qualcomm Incorporated Intra spatial geometric partition mode and matrix intra partition mode transform set selection in video coding

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US20190215521A1 (en) * 2016-09-22 2019-07-11 Mediatek Inc. Method and apparatus for video coding using decoder side intra prediction derivation

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RS66348B1 (sr) * 2012-01-20 2025-01-31 Dolby Laboratories Licensing Corp Uređaj za mapiranje režima intra predikcije
WO2017192995A1 (en) * 2016-05-06 2017-11-09 Vid Scale, Inc. Method and system for decoder-side intra mode derivation for block-based video coding
US20170374369A1 (en) * 2016-06-24 2017-12-28 Mediatek Inc. Methods and Apparatuses of Decoder Side Intra Mode Derivation
WO2018070790A1 (ko) * 2016-10-14 2018-04-19 세종대학교 산학협력단 영상의 부호화/복호화 방법 및 장치
US11496747B2 (en) * 2017-03-22 2022-11-08 Qualcomm Incorporated Intra-prediction mode propagation
US11671589B2 (en) 2020-12-22 2023-06-06 Qualcomm Incorporated Decoder side intra mode derivation for most probable mode list construction in video 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

Patent Citations (1)

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Publication number Priority date Publication date Assignee Title
US20190215521A1 (en) * 2016-09-22 2019-07-11 Mediatek Inc. Method and apparatus for video coding using decoder side intra prediction derivation

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KR20230123943A (ko) 2023-08-24
SA523440651B1 (ar) 2025-06-29
EP4268453B1 (en) 2025-05-07
JP2024500663A (ja) 2024-01-10
EP4268453A1 (en) 2023-11-01
JP7819194B2 (ja) 2026-02-24
TW202228437A (zh) 2022-07-16
EP4268453C0 (en) 2025-05-07
ES3029882T3 (en) 2025-06-25
MX2023007246A (es) 2023-06-29
AU2021410048A1 (en) 2023-06-01
CA3198679A1 (en) 2022-06-30
EP4589952A2 (en) 2025-07-23
US20230114696A1 (en) 2023-04-13
AU2021410048A9 (en) 2025-04-10
US12069246B2 (en) 2024-08-20
WO2022140718A1 (en) 2022-06-30
CL2023001748A1 (es) 2024-01-05
EP4589952A3 (en) 2025-08-20

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