JP7332718B2 - ビデオコーディングのための方法および装置 - Google Patents

ビデオコーディングのための方法および装置 Download PDF

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JP7332718B2
JP7332718B2 JP2021565787A JP2021565787A JP7332718B2 JP 7332718 B2 JP7332718 B2 JP 7332718B2 JP 2021565787 A JP2021565787 A JP 2021565787A JP 2021565787 A JP2021565787 A JP 2021565787A JP 7332718 B2 JP7332718 B2 JP 7332718B2
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JP2022531443A (ja
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リン・リ
シアン・リ
グイチュン・リ
シャン・リュウ
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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
    • H04N19/189—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the adaptation method, adaptation tool or adaptation type used for the adaptive coding
    • H04N19/196—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the adaptation method, adaptation tool or adaptation type used for the adaptive coding being specially adapted for the computation of encoding parameters, e.g. by averaging previously computed encoding parameters
    • H04N19/198—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the adaptation method, adaptation tool or adaptation type used for the adaptive coding being specially adapted for the computation of encoding parameters, e.g. by averaging previously computed encoding parameters including smoothing of a sequence of encoding parameters, e.g. by averaging, by choice of the maximum, minimum or median value
    • 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
    • H04N19/169—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
    • H04N19/172—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 picture, frame or field
    • 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
    • H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
    • H04N19/51—Motion estimation or motion compensation
    • H04N19/513—Processing of motion vectors
    • H04N19/517—Processing of motion vectors by encoding
    • H04N19/52—Processing of motion vectors by encoding by predictive encoding
    • 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
    • H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
    • H04N19/51—Motion estimation or motion compensation
    • H04N19/56—Motion estimation with initialisation of the vector search, e.g. estimating a good candidate to initiate a search
    • 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)
  • Computing Systems (AREA)
  • Theoretical Computer Science (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Color Television Systems (AREA)
JP2021565787A 2019-12-28 2020-12-09 ビデオコーディングのための方法および装置 Active JP7332718B2 (ja)

Priority Applications (1)

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JP2023131662A JP7601966B2 (ja) 2019-12-28 2023-08-10 ビデオコーディングのための方法および装置

Applications Claiming Priority (5)

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US201962954473P 2019-12-28 2019-12-28
US62/954,473 2019-12-28
US17/087,224 US11496755B2 (en) 2019-12-28 2020-11-02 Method and apparatus for video coding
US17/087,224 2020-11-02
PCT/US2020/063997 WO2021133552A1 (en) 2019-12-28 2020-12-09 Method and apparatus for video coding

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JP7332718B2 true JP7332718B2 (ja) 2023-08-23

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US (3) US11496755B2 (https=)
EP (1) EP3942801A4 (https=)
JP (2) JP7332718B2 (https=)
KR (1) KR102858972B1 (https=)
CN (1) CN113940064B (https=)
AU (2) AU2020415292B2 (https=)
CA (1) CA3137049A1 (https=)
SG (1) SG11202111574XA (https=)
WO (1) WO2021133552A1 (https=)

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US11496755B2 (en) * 2019-12-28 2022-11-08 Tencent America LLC Method and apparatus for video coding
CN118945378A (zh) * 2020-01-14 2024-11-12 华为技术有限公司 指示融合模式候选数量的方法和装置
US20230156181A1 (en) * 2021-11-17 2023-05-18 Mediatek Inc. Methods and Apparatuses for a High-throughput Video Encoder or Decoder

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WO2015139010A1 (en) 2014-03-14 2015-09-17 Vid Scale, Inc. Systems and methods for rgb video coding enhancement
GB2561507B (en) 2016-01-07 2021-12-22 Mediatek Inc Method and apparatus for affine merge mode prediction for video coding system
US10560718B2 (en) * 2016-05-13 2020-02-11 Qualcomm Incorporated Merge candidates for motion vector prediction for video coding
KR102852767B1 (ko) 2018-06-12 2025-09-01 한국전자통신연구원 문맥 적응적 이진 산술 부호화 방법 및 장치
CN117692651A (zh) * 2018-10-08 2024-03-12 华为技术有限公司 用于译码块的几何划分块的帧间预测的装置及方法
WO2020094079A1 (en) * 2018-11-06 2020-05-14 Beijing Bytedance Network Technology Co., Ltd. Block size dependent storage of motion information
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Publication number Publication date
EP3942801A4 (en) 2022-12-21
AU2023204197A1 (en) 2023-07-20
CA3137049A1 (en) 2021-07-01
US20210203964A1 (en) 2021-07-01
AU2020415292A1 (en) 2021-10-28
JP7601966B2 (ja) 2024-12-17
AU2023204197B2 (en) 2024-11-14
CN113940064B (zh) 2024-09-20
KR102858972B1 (ko) 2025-09-12
CN113940064A (zh) 2022-01-14
US20230026630A1 (en) 2023-01-26
JP2022531443A (ja) 2022-07-06
JP2023154040A (ja) 2023-10-18
WO2021133552A1 (en) 2021-07-01
AU2020415292B2 (en) 2023-03-30
US11496755B2 (en) 2022-11-08
EP3942801A1 (en) 2022-01-26
US12088833B2 (en) 2024-09-10
KR20210134796A (ko) 2021-11-10
SG11202111574XA (en) 2021-11-29
US20240397065A1 (en) 2024-11-28

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