GB201815443D0 - Video coding and decoding - Google Patents

Video coding and decoding

Info

Publication number
GB201815443D0
GB201815443D0 GBGB1815443.5A GB201815443A GB201815443D0 GB 201815443 D0 GB201815443 D0 GB 201815443D0 GB 201815443 A GB201815443 A GB 201815443A GB 201815443 D0 GB201815443 D0 GB 201815443D0
Authority
GB
United Kingdom
Prior art keywords
decoding
video coding
coding
video
Prior art date
Legal status (The legal status 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 status listed.)
Ceased
Application number
GBGB1815443.5A
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Canon Inc
Original Assignee
Canon 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 Canon Inc filed Critical Canon Inc
Priority to GBGB1815443.5A priority Critical patent/GB201815443D0/en
Priority to GB2105596.7A priority patent/GB2595051B/en
Priority to GB1815564.8A priority patent/GB2579763B/en
Priority to GB2207447.0A priority patent/GB2606281B/en
Priority to GB2207449.6A priority patent/GB2606282B/en
Publication of GB201815443D0 publication Critical patent/GB201815443D0/en
Priority to CN201980075995.9A priority patent/CN113056910B/en
Priority to US17/277,229 priority patent/US11601671B2/en
Priority to EP19773062.5A priority patent/EP3854083A1/en
Priority to KR1020217010886A priority patent/KR20210058906A/en
Priority to PCT/EP2019/075224 priority patent/WO2020058433A1/en
Priority to JP2021507481A priority patent/JP2022501868A/en
Priority to TW108134044A priority patent/TWI782233B/en
Priority to JP2023020238A priority patent/JP2023053273A/en
Priority to US18/171,154 priority patent/US20230209085A1/en
Priority to US18/171,231 priority patent/US20230269394A1/en
Priority to US18/171,181 priority patent/US20230283802A1/en
Priority to US18/171,249 priority patent/US20230247219A1/en
Priority to US18/171,243 priority patent/US20230283803A1/en
Ceased legal-status Critical Current

Links

Classifications

    • 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
    • H04N19/13—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
    • H04N19/136—Incoming video signal characteristics or properties
    • H04N19/137—Motion inside a coding unit, e.g. average field, frame or block difference
    • H04N19/139—Analysis of motion vectors, e.g. their magnitude, direction, variance or reliability
    • 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
    • H04N19/184—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
    • H04N19/50—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
    • H04N19/537—Motion estimation other than block-based
    • H04N19/54—Motion estimation other than block-based using feature points or meshes
    • 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
    • H04N19/90—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using coding techniques not provided for in groups H04N19/10-H04N19/85, e.g. fractals
    • H04N19/91—Entropy coding, e.g. variable length coding [VLC] or arithmetic coding
GBGB1815443.5A 2018-09-21 2018-09-21 Video coding and decoding Ceased GB201815443D0 (en)

Priority Applications (18)

Application Number Priority Date Filing Date Title
GBGB1815443.5A GB201815443D0 (en) 2018-09-21 2018-09-21 Video coding and decoding
GB2105596.7A GB2595051B (en) 2018-09-21 2018-09-24 Video coding and decoding
GB1815564.8A GB2579763B (en) 2018-09-21 2018-09-24 Video coding and decoding
GB2207447.0A GB2606281B (en) 2018-09-21 2018-09-24 Video coding and decoding
GB2207449.6A GB2606282B (en) 2018-09-21 2018-09-24 Video coding and decoding
US17/277,229 US11601671B2 (en) 2018-09-21 2019-09-19 Video coding and decoding
KR1020217010886A KR20210058906A (en) 2018-09-21 2019-09-19 Motion vector predictor index coding for video coding
JP2021507481A JP2022501868A (en) 2018-09-21 2019-09-19 Video-coded motion vector predictor index coding
EP19773062.5A EP3854083A1 (en) 2018-09-21 2019-09-19 Motion vector predictor index coding for video coding
CN201980075995.9A CN113056910B (en) 2018-09-21 2019-09-19 Motion vector predictor index coding for video coding
PCT/EP2019/075224 WO2020058433A1 (en) 2018-09-21 2019-09-19 Motion vector predictor index coding for video coding
TW108134044A TWI782233B (en) 2018-09-21 2019-09-20 Video coding and decoding
JP2023020238A JP2023053273A (en) 2018-09-21 2023-02-13 Motion vector predictor index encoding of video encoding
US18/171,154 US20230209085A1 (en) 2018-09-21 2023-02-17 Video coding and decoding
US18/171,243 US20230283803A1 (en) 2018-09-21 2023-02-17 Video coding and decoding
US18/171,231 US20230269394A1 (en) 2018-09-21 2023-02-17 Video coding and decoding
US18/171,181 US20230283802A1 (en) 2018-09-21 2023-02-17 Video coding and decoding
US18/171,249 US20230247219A1 (en) 2018-09-21 2023-02-17 Video coding and decoding

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GBGB1815443.5A GB201815443D0 (en) 2018-09-21 2018-09-21 Video coding and decoding

Publications (1)

Publication Number Publication Date
GB201815443D0 true GB201815443D0 (en) 2018-11-07

Family

ID=64024158

Family Applications (4)

Application Number Title Priority Date Filing Date
GBGB1815443.5A Ceased GB201815443D0 (en) 2018-09-21 2018-09-21 Video coding and decoding
GB2207447.0A Active GB2606281B (en) 2018-09-21 2018-09-24 Video coding and decoding
GB2207449.6A Active GB2606282B (en) 2018-09-21 2018-09-24 Video coding and decoding
GB2105596.7A Active GB2595051B (en) 2018-09-21 2018-09-24 Video coding and decoding

Family Applications After (3)

Application Number Title Priority Date Filing Date
GB2207447.0A Active GB2606281B (en) 2018-09-21 2018-09-24 Video coding and decoding
GB2207449.6A Active GB2606282B (en) 2018-09-21 2018-09-24 Video coding and decoding
GB2105596.7A Active GB2595051B (en) 2018-09-21 2018-09-24 Video coding and decoding

Country Status (1)

Country Link
GB (4) GB201815443D0 (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113261292A (en) * 2018-12-29 2021-08-13 北京字节跳动网络技术有限公司 Method for constructing default motion candidate in inter-frame prediction based on sub-blocks
CN113498607A (en) * 2019-03-13 2021-10-12 腾讯美国有限责任公司 Method and apparatus for small sub-block affine inter prediction
US11871025B2 (en) 2019-08-13 2024-01-09 Beijing Bytedance Network Technology Co., Ltd Motion precision in sub-block based inter prediction

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10812791B2 (en) * 2016-09-16 2020-10-20 Qualcomm Incorporated Offset vector identification of temporal motion vector predictor

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113261292A (en) * 2018-12-29 2021-08-13 北京字节跳动网络技术有限公司 Method for constructing default motion candidate in inter-frame prediction based on sub-blocks
CN113261292B (en) * 2018-12-29 2023-12-05 北京字节跳动网络技术有限公司 Construction method of default motion candidate in inter prediction based on subblocks
CN113498607A (en) * 2019-03-13 2021-10-12 腾讯美国有限责任公司 Method and apparatus for small sub-block affine inter prediction
US11871025B2 (en) 2019-08-13 2024-01-09 Beijing Bytedance Network Technology Co., Ltd Motion precision in sub-block based inter prediction

Also Published As

Publication number Publication date
GB2606282B (en) 2023-05-24
GB202105596D0 (en) 2021-06-02
GB2606281A (en) 2022-11-02
GB2606281B (en) 2023-05-24
GB202207449D0 (en) 2022-07-06
GB2595051A (en) 2021-11-17
GB2606282A (en) 2022-11-02
GB202207447D0 (en) 2022-07-06
GB2595051B (en) 2022-07-06

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Legal Events

Date Code Title Description
AT Applications terminated before publication under section 16(1)