GB2606281B - Video coding and decoding - Google Patents
Video coding and decoding Download PDFInfo
- Publication number
- GB2606281B GB2606281B GB2207447.0A GB202207447A GB2606281B GB 2606281 B GB2606281 B GB 2606281B GB 202207447 A GB202207447 A GB 202207447A GB 2606281 B GB2606281 B GB 2606281B
- 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.)
- Active
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
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
Applications Claiming Priority (2)
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 |
Publications (3)
Publication Number | Publication Date |
---|---|
GB202207447D0 GB202207447D0 (en) | 2022-07-06 |
GB2606281A GB2606281A (en) | 2022-11-02 |
GB2606281B true GB2606281B (en) | 2023-05-24 |
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 |
GB2105596.7A Active GB2595051B (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 |
GB2207447.0A Active GB2606281B (en) | 2018-09-21 | 2018-09-24 | Video coding and decoding |
Family Applications Before (3)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GBGB1815443.5A Ceased GB201815443D0 (en) | 2018-09-21 | 2018-09-21 | Video coding and decoding |
GB2105596.7A Active GB2595051B (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 |
Country Status (1)
Country | Link |
---|---|
GB (4) | GB201815443D0 (en) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113056920B (en) | 2018-11-22 | 2024-05-24 | 北京字节跳动网络技术有限公司 | Coordination method of inter prediction based on subblocks |
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 |
US11394993B2 (en) * | 2019-03-13 | 2022-07-19 | Tencent America LLC | Method and apparatus for affine inter prediction with small subblocks |
EP3997877A4 (en) | 2019-08-13 | 2023-05-24 | Beijing Bytedance Network Technology Co., Ltd. | Motion precision in sub-block based inter prediction |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2018052986A1 (en) * | 2016-09-16 | 2018-03-22 | Qualcomm Incorporated | Offset vector identification of temporal motion vector predictor |
-
2018
- 2018-09-21 GB GBGB1815443.5A patent/GB201815443D0/en not_active Ceased
- 2018-09-24 GB GB2105596.7A patent/GB2595051B/en active Active
- 2018-09-24 GB GB2207449.6A patent/GB2606282B/en active Active
- 2018-09-24 GB GB2207447.0A patent/GB2606281B/en active Active
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2018052986A1 (en) * | 2016-09-16 | 2018-03-22 | Qualcomm Incorporated | Offset vector identification of temporal motion vector predictor |
Non-Patent Citations (2)
Title |
---|
(CHEN et al.) 'Coding tools investigation for next generation video coding based on HEVC' Applications of digital image processing XXXVIII, Proc. of SPIE Vol. 9599, 95991B. 2015 doi: 10.1117/12.2193681 * |
(CHIEN et al.) 'Sub-block motion derivation for merge mode in HEVC' Applications of digital image processing XXXIX, Proc. of SPIE vol. 9971, 99711K. 2016 doi: 10.1117/12/2239709 * |
Also Published As
Publication number | Publication date |
---|---|
GB202207447D0 (en) | 2022-07-06 |
GB201815443D0 (en) | 2018-11-07 |
GB2595051A (en) | 2021-11-17 |
GB2606282B (en) | 2023-05-24 |
GB2606281A (en) | 2022-11-02 |
GB2595051B (en) | 2022-07-06 |
GB202207449D0 (en) | 2022-07-06 |
GB2606282A (en) | 2022-11-02 |
GB202105596D0 (en) | 2021-06-02 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
SG11202106972TA (en) | Video encoding and decoding | |
GB2580084B (en) | Video coding and decoding | |
GB2577318B (en) | Video coding and decoding | |
GB2579763B (en) | Video coding and decoding | |
GB201821283D0 (en) | Video encoding and video decoding | |
GB201919024D0 (en) | Video coding and decoding | |
GB201912356D0 (en) | Video coding and decoding | |
GB2606281B (en) | Video coding and decoding | |
GB2595054B (en) | Video coding and decoding | |
GB2579824B (en) | Video encoding and video decoding | |
GB201909056D0 (en) | Video coding and decoding | |
GB201809234D0 (en) | Video coding and decoding | |
GB201809232D0 (en) | Video coding and decoding | |
GB2578150C (en) | Video coding and decoding | |
GB2606280B (en) | Video coding and decoding | |
GB2606277B (en) | Video coding and decoding | |
GB2606278B (en) | Video coding and decoding | |
GB2606279B (en) | Video coding and decoding | |
GB2597616B (en) | Video coding and decoding | |
GB2589735B (en) | Video coding and decoding | |
GB201809236D0 (en) | Video coding and decoding | |
GB201809237D0 (en) | Video coding and decoding | |
GB201809233D0 (en) | Video coding and decoding | |
GB2572595B (en) | Video encoding and decoding | |
GB201909057D0 (en) | Video coding and decoding |