CN114503589A - 隐式模式相关的主变换 - Google Patents

隐式模式相关的主变换 Download PDF

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Publication number
CN114503589A
CN114503589A CN202180005488.5A CN202180005488A CN114503589A CN 114503589 A CN114503589 A CN 114503589A CN 202180005488 A CN202180005488 A CN 202180005488A CN 114503589 A CN114503589 A CN 114503589A
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China
Prior art keywords
computer
video data
subset
hybrid
hybrid transform
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Pending
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CN202180005488.5A
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English (en)
Chinese (zh)
Inventor
马杜·柏林加色·克里什南
赵欣
刘杉
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Tencent America LLC
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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
    • H04N19/102—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
    • H04N19/50—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
    • H04N19/10—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
    • H04N19/12—Selection from among a plurality of transforms or standards, e.g. selection between discrete cosine transform [DCT] and sub-band transform or selection between H.263 and H.264
    • 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
    • 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
    • H04N19/70—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)
  • Physics & Mathematics (AREA)
  • Discrete Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
CN202180005488.5A 2020-05-29 2021-02-02 隐式模式相关的主变换 Pending CN114503589A (zh)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US202063032216P 2020-05-29 2020-05-29
US63/032,216 2020-05-29
US17/066,791 US11785254B2 (en) 2020-05-29 2020-10-09 Implicit mode dependent primary transforms
US17/066,791 2020-10-09
PCT/US2021/016203 WO2021242332A1 (en) 2020-05-29 2021-02-02 Implicit mode dependent primary transforms

Publications (1)

Publication Number Publication Date
CN114503589A true CN114503589A (zh) 2022-05-13

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US (2) US11785254B2 (enExample)
EP (1) EP3984232A4 (enExample)
JP (2) JP7444979B2 (enExample)
KR (1) KR102854349B1 (enExample)
CN (1) CN114503589A (enExample)
WO (1) WO2021242332A1 (enExample)

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JP2023009312A (ja) * 2021-06-30 2023-01-20 株式会社三洋物産 遊技機
JP2023009311A (ja) * 2021-06-30 2023-01-20 株式会社三洋物産 遊技機
JP2023009310A (ja) * 2021-06-30 2023-01-20 株式会社三洋物産 遊技機
JP2023011063A (ja) * 2021-06-30 2023-01-23 株式会社三洋物産 遊技機

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WO2016167538A1 (ko) 2015-04-12 2016-10-20 엘지전자(주) 비디오 신호의 인코딩, 디코딩 방법 및 그 장치
US10567763B2 (en) * 2015-05-26 2020-02-18 Lg Electronics Inc. Method and device for processing a video signal by using an adaptive separable graph-based transform
KR20180021101A (ko) * 2015-07-15 2018-02-28 엘지전자 주식회사 분리 가능한 그래프 기반 변환을 이용하여 비디오 신호를 처리하는 방법 및 장치
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WO2020046084A1 (ko) * 2018-09-02 2020-03-05 엘지전자 주식회사 영상 신호를 처리하기 위한 방법 및 장치
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US11785254B2 (en) 2023-10-10
JP2024054392A (ja) 2024-04-16
US20210377563A1 (en) 2021-12-02
JP7444979B2 (ja) 2024-03-06
KR102854349B1 (ko) 2025-09-03
US12407855B2 (en) 2025-09-02
JP2023501472A (ja) 2023-01-18
KR20220031715A (ko) 2022-03-11
US20230403410A1 (en) 2023-12-14
EP3984232A4 (en) 2023-04-05
EP3984232A1 (en) 2022-04-20
WO2021242332A1 (en) 2021-12-02
JP7683868B2 (ja) 2025-05-27

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