SG11201910916RA - Partial reconstruction based template matching for motion vector derivation - Google Patents

Partial reconstruction based template matching for motion vector derivation

Info

Publication number
SG11201910916RA
SG11201910916RA SG11201910916RA SG11201910916RA SG11201910916RA SG 11201910916R A SG11201910916R A SG 11201910916RA SG 11201910916R A SG11201910916R A SG 11201910916RA SG 11201910916R A SG11201910916R A SG 11201910916RA SG 11201910916R A SG11201910916R A SG 11201910916RA
Authority
SG
Singapore
Prior art keywords
motion vector
template matching
vector derivation
reconstruction based
partial reconstruction
Prior art date
Application number
SG11201910916RA
Inventor
Xiang Li
Cheng-Teh Hsieh
Jianle Chen
Kai Zhang
Hsiao-Chiang Chuang
Marta Karczewicz
Original Assignee
Qualcomm Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Qualcomm Inc filed Critical Qualcomm Inc
Publication of SG11201910916RA publication Critical patent/SG11201910916RA/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
    • H04N19/577—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
    • H04N19/10—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
    • H04N19/134—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
    • H04N19/44—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
    • H04N19/50—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
    • H04N19/55—Motion estimation with spatial constraints, e.g. at image or region borders
    • 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
    • H04N19/583—Motion compensation with overlapping 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
    • H04N19/50—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
    • H04N19/80—Details of filtering operations specially adapted for video compression, e.g. for pixel interpolation
    • H04N19/82—Details of filtering operations specially adapted for video compression, e.g. for pixel interpolation involving filtering within a prediction loop
    • 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
    • H04N19/124—Quantisation
    • H04N19/126—Details of normalisation or weighting functions, e.g. normalisation matrices or variable uniform quantisers
    • 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
    • H04N19/60—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
SG11201910916RA 2017-07-05 2018-07-02 Partial reconstruction based template matching for motion vector derivation SG11201910916RA (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201762528918P 2017-07-05 2017-07-05
US16/024,032 US10757442B2 (en) 2017-07-05 2018-06-29 Partial reconstruction based template matching for motion vector derivation
PCT/US2018/040584 WO2019010123A1 (en) 2017-07-05 2018-07-02 Partial reconstruction based template matching for motion vector derivation

Publications (1)

Publication Number Publication Date
SG11201910916RA true SG11201910916RA (en) 2020-01-30

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SG11201910916RA SG11201910916RA (en) 2017-07-05 2018-07-02 Partial reconstruction based template matching for motion vector derivation

Country Status (9)

Country Link
US (1) US10757442B2 (en)
EP (1) EP3649785A1 (en)
KR (1) KR20200023315A (en)
CN (1) CN110915214B (en)
AU (1) AU2018297993A1 (en)
BR (1) BR112019027821A2 (en)
SG (1) SG11201910916RA (en)
TW (1) TW201907724A (en)
WO (1) WO2019010123A1 (en)

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CN116437106A (en) * 2017-05-19 2023-07-14 松下电器（美国）知识产权公司 Encoding method and decoding method
US10986360B2 (en) * 2017-10-16 2021-04-20 Qualcomm Incorproated Various improvements to FRUC template matching
EP3777167A1 (en) * 2018-03-30 2021-02-17 Vid Scale, Inc. Template-based inter prediction techniques based on encoding and decoding latency reduction
US10516885B1 (en) * 2018-07-11 2019-12-24 Tencent America LLC Method and apparatus for video coding
TWI752341B (en) * 2018-08-04 2022-01-11 大陸商北京字節跳動網絡技術有限公司 Interaction between different dmvd models
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KR20230025509A (en) * 2019-03-12 2023-02-21 베이징 다지아 인터넷 인포메이션 테크놀로지 컴퍼니 리미티드 Constrained and adjusted application of combined inter- and intra-prediction mode
CN117499644A (en) 2019-03-14 2024-02-02 北京字节跳动网络技术有限公司 Signaling and syntax of loop shaping information
CN113632484A (en) 2019-03-15 2021-11-09 北京达佳互联信息技术有限公司 Method and apparatus for bit width control of bi-directional optical flow
WO2020192613A1 (en) 2019-03-23 2020-10-01 Beijing Bytedance Network Technology Co., Ltd. Restrictions on in-loop reshaping parameter sets
CN113632480A (en) * 2019-03-29 2021-11-09 北京字节跳动网络技术有限公司 Interaction between adaptive loop filtering and other codec tools
CN117319681A (en) * 2019-04-02 2023-12-29 北京字节跳动网络技术有限公司 Video coding and decoding based on bidirectional optical flow
KR20210152470A (en) 2019-04-19 2021-12-15 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 Gradient calculation of different motion vector refinements
WO2020211867A1 (en) 2019-04-19 2020-10-22 Beijing Bytedance Network Technology Co., Ltd. Delta motion vector in prediction refinement with optical flow process
AU2020282086A1 (en) * 2019-05-24 2021-11-04 Huawei Technologies Co., Ltd. An encoder, a decoder and corresponding methods using for ibc merge list
EP3989575A4 (en) 2019-06-21 2022-09-14 Panasonic Intellectual Property Corporation of America Coding device, decoding device, coding method, and decoding method
US11272203B2 (en) * 2019-07-23 2022-03-08 Tencent America LLC Method and apparatus for video coding
WO2022214100A1 (en) * 2021-04-09 2022-10-13 Beijing Bytedance Network Technology Co., Ltd. Adaptive motion candidate list
CN117296324A (en) * 2021-05-17 2023-12-26 抖音视界有限公司 Video processing method, apparatus and medium
EP4356611A1 (en) * 2021-06-25 2024-04-24 Fg Innovation Company Limited Device and method for coding video data
WO2023008888A1 (en) * 2021-07-26 2023-02-02 한국전자통신연구원 Method and device for image encoding/decoding, and recording medium
US20230075788A1 (en) * 2021-09-01 2023-03-09 Tencent America LLC Template matching on ibc merge candidates
WO2023132564A1 (en) * 2022-01-10 2023-07-13 현대자동차주식회사 Method and apparatus for modifying motion vector list at decoder side in inter prediction
WO2023194600A1 (en) * 2022-04-08 2023-10-12 Interdigital Ce Patent Holdings, Sas Latency constrained template-based operations
WO2023204675A1 (en) * 2022-04-21 2023-10-26 엘지전자 주식회사 Image encoding/decoding method using template matching, method for transmitting bitstream, and recording medium having bitstream stored therein

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BR112019027821A2 (en) 2020-07-07
CN110915214A (en) 2020-03-24
US10757442B2 (en) 2020-08-25
TW201907724A (en) 2019-02-16
US20190014342A1 (en) 2019-01-10
KR20200023315A (en) 2020-03-04
CN110915214B (en) 2023-12-12
EP3649785A1 (en) 2020-05-13
WO2019010123A1 (en) 2019-01-10
AU2018297993A1 (en) 2019-12-19

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