JP2022539005A - ビデオコーディングにおける時間動きベクトル予測候補の導出 - Google Patents

ビデオコーディングにおける時間動きベクトル予測候補の導出 Download PDF

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JP2022539005A
JP2022539005A JP2021576134A JP2021576134A JP2022539005A JP 2022539005 A JP2022539005 A JP 2022539005A JP 2021576134 A JP2021576134 A JP 2021576134A JP 2021576134 A JP2021576134 A JP 2021576134A JP 2022539005 A JP2022539005 A JP 2022539005A
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JPWO2020263940A5 (https=
JP2022539005A5 (https=
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ルサノフスキー、ドミトロ
カルチェビチ、マルタ
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Qualcomm Inc
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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
    • 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
    • H04N19/513—Processing of motion vectors
    • 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
    • H04N19/169—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
    • H04N19/184—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 bits, e.g. of the compressed video stream
    • 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
    • H04N19/44—Decoders specially adapted therefor, e.g. video decoders which are asymmetric with respect to the encoder
    • 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)
JP2021576134A 2019-06-25 2020-06-24 ビデオコーディングにおける時間動きベクトル予測候補の導出 Pending JP2022539005A (ja)

Applications Claiming Priority (9)

Application Number Priority Date Filing Date Title
US201962866536P 2019-06-25 2019-06-25
US62/866,536 2019-06-25
US201962867021P 2019-06-26 2019-06-26
US62/867,021 2019-06-26
US201962868462P 2019-06-28 2019-06-28
US62/868,462 2019-06-28
US16/909,856 US11601666B2 (en) 2019-06-25 2020-06-23 Derivation of temporal motion vector prediction candidates in video coding
US16/909,856 2020-06-23
PCT/US2020/039311 WO2020263940A1 (en) 2019-06-25 2020-06-24 Derivation of temporal motion vector prediction candidates in video coding

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JP2022539005A true JP2022539005A (ja) 2022-09-07
JPWO2020263940A5 JPWO2020263940A5 (https=) 2023-06-05
JP2022539005A5 JP2022539005A5 (https=) 2023-06-05

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US (1) US11601666B2 (https=)
EP (1) EP3991404A1 (https=)
JP (1) JP2022539005A (https=)
KR (1) KR20220024128A (https=)
CN (1) CN114009039B (https=)
BR (1) BR112021025461A2 (https=)
WO (1) WO2020263940A1 (https=)

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WO2021079948A1 (en) * 2019-10-25 2021-04-29 Sharp Kabushiki Kaisha Systems and methods for signaling picture information in video coding
CN113159921B (zh) * 2021-04-23 2024-10-25 上海晓途网络科技有限公司 一种逾期预测方法、装置、电子设备及存储介质
US12143592B2 (en) * 2022-09-02 2024-11-12 Tencent America LLC Systems and methods for temporal motion vector prediction candidate derivation
WO2025021011A1 (en) * 2023-07-21 2025-01-30 Mediatek Inc. Combined prediction mode

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BR112014012187A2 (pt) * 2011-11-21 2017-05-30 Motorola Mobility Llc determinação implícita e determinação implícita e explícita combinadas de imagem colocalizada para predição temporal
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RU2616555C2 (ru) * 2012-02-03 2017-04-17 Сан Пэтент Траст Способ кодирования изображений, способ декодирования изображений, устройство кодирования изображений, устройство декодирования изображений и устройство кодирования и декодирования изображений
WO2013154673A1 (en) * 2012-04-11 2013-10-17 Motorola Mobility Llc Signaling of temporal motion vector predictor (mvp) flag for temporal prediction
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US20200413081A1 (en) 2020-12-31
CN114009039B (zh) 2025-02-18
CN114009039A (zh) 2022-02-01
WO2020263940A1 (en) 2020-12-30
KR20220024128A (ko) 2022-03-03
EP3991404A1 (en) 2022-05-04
US11601666B2 (en) 2023-03-07
BR112021025461A2 (pt) 2022-02-01

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