JP2024512539A - ビデオコーディングのための複数仮説予測のために動き情報を適応的にコーディングすること - Google Patents

ビデオコーディングのための複数仮説予測のために動き情報を適応的にコーディングすること Download PDF

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JP2024512539A
JP2024512539A JP2023558204A JP2023558204A JP2024512539A JP 2024512539 A JP2024512539 A JP 2024512539A JP 2023558204 A JP2023558204 A JP 2023558204A JP 2023558204 A JP2023558204 A JP 2023558204A JP 2024512539 A JP2024512539 A JP 2024512539A
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block
motion information
prediction
coding
predictive
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Japanese (ja)
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JP2024512539A5 (https=
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ファン、ハン
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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Qualcomm Inc
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Priority claimed from US17/655,919 external-priority patent/US12309355B2/en
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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
    • H04N19/119—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
    • H04N19/102—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
    • H04N19/13—Adaptive entropy coding, e.g. adaptive variable length coding [AVLC] or context adaptive binary arithmetic coding [CABAC]
    • 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
    • H04N19/169—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
    • H04N19/577—Motion compensation with bidirectional frame interpolation, i.e. using B-pictures
    • 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
    • H04N19/587—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal sub-sampling or interpolation, e.g. decimation or subsequent interpolation of pictures in a video sequence
    • 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
    • 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

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
JP2023558204A 2021-03-29 2022-03-23 ビデオコーディングのための複数仮説予測のために動き情報を適応的にコーディングすること Pending JP2024512539A (ja)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US202163167480P 2021-03-29 2021-03-29
US63/167,480 2021-03-29
US17/655,919 US12309355B2 (en) 2021-03-29 2022-03-22 Adaptively coding motion information for multiple hypothesis prediction for video coding
US17/655,919 2022-03-22
PCT/US2022/071289 WO2022213026A1 (en) 2021-03-29 2022-03-23 Adaptively coding motion information for multiple hypothesis prediction for video coding

Publications (2)

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JP2024512539A true JP2024512539A (ja) 2024-03-19
JP2024512539A5 JP2024512539A5 (https=) 2025-03-06

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JP2023558204A Pending JP2024512539A (ja) 2021-03-29 2022-03-23 ビデオコーディングのための複数仮説予測のために動き情報を適応的にコーディングすること

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EP (1) EP4315850A1 (https=)
JP (1) JP2024512539A (https=)
KR (1) KR20230162614A (https=)
AU (1) AU2022246716A1 (https=)
BR (1) BR112023018885A2 (https=)
CA (1) CA3208108A1 (https=)
CL (1) CL2023002817A1 (https=)
MX (1) MX2023011284A (https=)
SA (1) SA523450273B1 (https=)
TW (1) TW202243478A (https=)
WO (1) WO2022213026A1 (https=)

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CN121605639A (zh) * 2023-08-01 2026-03-03 联发科技股份有限公司 使用多假设交叉分量预测进行色度编解码的视频编解码方法和设备

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2020123998A1 (en) * 2018-12-13 2020-06-18 Tencent America LLC Video decoding by determining block reconstruction based on signaling information

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10652571B2 (en) * 2018-01-25 2020-05-12 Qualcomm Incorporated Advanced motion vector prediction speedups for video coding
US11140406B2 (en) * 2019-02-20 2021-10-05 Qualcomm Incorporated Signalling for merge mode with motion vector differences in video coding
US11076169B2 (en) * 2019-05-14 2021-07-27 Qualcomm Incorporated Switchable interpolation filtering (SIF) for video coding
US11611759B2 (en) * 2019-05-24 2023-03-21 Qualcomm Incorporated Merge mode coding for video coding

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2020123998A1 (en) * 2018-12-13 2020-06-18 Tencent America LLC Video decoding by determining block reconstruction based on signaling information

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
MARTIN WINKEN, ET AL.: "Multi-Hypothesis Inter Prediction", JVET-J JVET-J0041-V2, JPN6025045774, 13 April 2018 (2018-04-13), ISSN: 0005728532 *

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CA3208108A1 (en) 2022-10-06
TW202243478A (zh) 2022-11-01
CL2023002817A1 (es) 2024-01-26
EP4315850A1 (en) 2024-02-07
SA523450273B1 (ar) 2025-04-13
AU2022246716A9 (en) 2024-05-09
MX2023011284A (es) 2023-10-04
AU2022246716A1 (en) 2023-07-27
KR20230162614A (ko) 2023-11-28
BR112023018885A2 (pt) 2023-10-03
WO2022213026A1 (en) 2022-10-06

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