JP7379391B2 - シグナリングサブ予測ユニット動きベクトル予測子 - Google Patents

シグナリングサブ予測ユニット動きベクトル予測子 Download PDF

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JP7379391B2
JP7379391B2 JP2020570430A JP2020570430A JP7379391B2 JP 7379391 B2 JP7379391 B2 JP 7379391B2 JP 2020570430 A JP2020570430 A JP 2020570430A JP 2020570430 A JP2020570430 A JP 2020570430A JP 7379391 B2 JP7379391 B2 JP 7379391B2
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prediction
block
motion
sub
prediction unit
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JP2021527999A5 (https=
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JPWO2019246092A5 (https=
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ファン、ハン
チェン、ウェイ－ジュン
セレジン、バディム
カルチェビチ、マルタ
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Qualcomm Inc
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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
    • H04N19/50—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
    • H04N19/10—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
    • H04N19/107—Selection of coding mode or of prediction mode between spatial and temporal predictive coding, e.g. picture refresh
    • 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
    • H04N19/527—Global motion vector estimation
    • 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
    • H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
    • H04N19/61—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding in combination with predictive coding
    • 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)
JP2020570430A 2018-06-19 2019-06-18 シグナリングサブ予測ユニット動きベクトル予測子 Active JP7379391B2 (ja)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US201862687052P 2018-06-19 2018-06-19
US62/687,052 2018-06-19
US16/443,113 2019-06-17
US16/443,113 US12348762B2 (en) 2018-06-19 2019-06-17 Signaling sub-prediction unit motion vector predictor
PCT/US2019/037722 WO2019246092A1 (en) 2018-06-19 2019-06-18 Signaling sub-prediction unit motion vector predictor

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JP2021527999A JP2021527999A (ja) 2021-10-14
JP2021527999A5 JP2021527999A5 (https=) 2022-05-26
JPWO2019246092A5 JPWO2019246092A5 (https=) 2022-05-26
JP7379391B2 true JP7379391B2 (ja) 2023-11-14

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US (2) US12348762B2 (https=)
EP (1) EP3811622A1 (https=)
JP (1) JP7379391B2 (https=)
KR (1) KR102839020B1 (https=)
CN (1) CN112534820B (https=)
AR (1) AR115568A1 (https=)
AU (1) AU2019288269B2 (https=)
BR (1) BR112020025982A2 (https=)
IL (1) IL278649B2 (https=)
MX (1) MX2020013843A (https=)
PH (1) PH12020551952A1 (https=)
SG (1) SG11202011223WA (https=)
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WO2020005045A1 (ko) * 2018-06-30 2020-01-02 김기백 머지 모드 기반의 인터 예측 방법 및 장치
KR20250024100A (ko) * 2018-07-02 2025-02-18 후아웨이 테크놀러지 컴퍼니 리미티드 움직임 벡터 예측 방법 및 장치, 인코더, 그리고 디코더
KR102635047B1 (ko) 2018-09-19 2024-02-07 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 적응적 움직임 벡터 해상도를 가지는 어파인 모드에 대한 구문 재사용
CN112889269B (zh) * 2018-10-23 2023-10-27 腾讯美国有限责任公司 视频解码方法及装置
WO2020156516A1 (en) 2019-01-31 2020-08-06 Beijing Bytedance Network Technology Co., Ltd. Context for coding affine mode adaptive motion vector resolution
WO2020156517A1 (en) 2019-01-31 2020-08-06 Beijing Bytedance Network Technology Co., Ltd. Fast algorithms for symmetric motion vector difference coding mode
US11375222B2 (en) * 2019-09-22 2022-06-28 Tencent America LLC Method and device for video encoding and decoding with interpolation filter flag being consistent with MMVD distances
WO2021129682A1 (en) * 2019-12-23 2021-07-01 Beijing Bytedance Network Technology Co., Ltd. Improvements on merge mode
CN115514971B (zh) * 2019-12-24 2025-08-26 北京达佳互联信息技术有限公司 对视频数据进行编码的方法和装置

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KR20210020908A (ko) 2021-02-24
EP3811622A1 (en) 2021-04-28
SG11202011223WA (en) 2021-01-28
KR102839020B1 (ko) 2025-07-25
AU2019288269B2 (en) 2023-07-27
IL278649B1 (en) 2025-03-01
IL278649A (https=) 2021-01-31
PH12020551952A1 (en) 2021-08-16
AU2019288269A1 (en) 2020-12-10
CN112534820B (zh) 2024-06-28
IL278649B2 (en) 2025-07-01
BR112020025982A2 (pt) 2021-03-23
US20250294181A1 (en) 2025-09-18
US12348762B2 (en) 2025-07-01
JP2021527999A (ja) 2021-10-14
CN112534820A (zh) 2021-03-19
US20190387247A1 (en) 2019-12-19
AR115568A1 (es) 2021-02-03
WO2019246092A1 (en) 2019-12-26
MX2020013843A (es) 2021-03-25

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