GB201318079D0 - Method and apparatus for displacement vector component prediction in video coding and decoding - Google Patents
Method and apparatus for displacement vector component prediction in video coding and decodingInfo
- Publication number
- GB201318079D0 GB201318079D0 GB201318079A GB201318079A GB201318079D0 GB 201318079 D0 GB201318079 D0 GB 201318079D0 GB 201318079 A GB201318079 A GB 201318079A GB 201318079 A GB201318079 A GB 201318079A GB 201318079 D0 GB201318079 D0 GB 201318079D0
- Authority
- GB
- United Kingdom
- Prior art keywords
- decoding
- video coding
- displacement vector
- vector component
- component prediction
- 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.)
- Withdrawn
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
- H04N19/593—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
- H04N19/10—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
- H04N19/146—Data rate or code amount at the encoder output
- H04N19/147—Data rate or code amount at the encoder output according to rate distortion criteria
-
- 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
- H04N19/513—Processing of motion vectors
- H04N19/517—Processing of motion vectors by encoding
- H04N19/52—Processing of motion vectors by encoding by predictive encoding
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB1318079.9A GB2519514A (en) | 2013-10-11 | 2013-10-11 | Method and apparatus for displacement vector component prediction in video coding and decoding |
| GB1404588.4A GB2519616A (en) | 2013-10-11 | 2014-03-14 | Method and apparatus for displacement vector component prediction in video coding and decoding |
| PCT/EP2014/071621 WO2015052273A1 (en) | 2013-10-11 | 2014-10-09 | Method and apparatus for displacement vector component prediction in video coding and decoding |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB1318079.9A GB2519514A (en) | 2013-10-11 | 2013-10-11 | Method and apparatus for displacement vector component prediction in video coding and decoding |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| GB201318079D0 true GB201318079D0 (en) | 2013-11-27 |
| GB2519514A GB2519514A (en) | 2015-04-29 |
Family
ID=49679950
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB1318079.9A Withdrawn GB2519514A (en) | 2013-10-11 | 2013-10-11 | Method and apparatus for displacement vector component prediction in video coding and decoding |
| GB1404588.4A Withdrawn GB2519616A (en) | 2013-10-11 | 2014-03-14 | Method and apparatus for displacement vector component prediction in video coding and decoding |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB1404588.4A Withdrawn GB2519616A (en) | 2013-10-11 | 2014-03-14 | Method and apparatus for displacement vector component prediction in video coding and decoding |
Country Status (2)
| Country | Link |
|---|---|
| GB (2) | GB2519514A (en) |
| WO (1) | WO2015052273A1 (en) |
Families Citing this family (26)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10412387B2 (en) | 2014-08-22 | 2019-09-10 | Qualcomm Incorporated | Unified intra-block copy and inter-prediction |
| JP2017532885A (en) * | 2014-09-26 | 2017-11-02 | ヴィド スケール インコーポレイテッド | Intra-block copy coding using temporal block vector prediction |
| US9918105B2 (en) | 2014-10-07 | 2018-03-13 | Qualcomm Incorporated | Intra BC and inter unification |
| CN107409220B (en) | 2015-01-29 | 2020-07-24 | Vid拓展公司 | Intra-block copy search |
| EP3298785A4 (en) * | 2015-06-03 | 2019-02-13 | MediaTek Inc. | Method and apparatus for resource sharing between intra block copy mode and inter prediction mode in video coding systems |
| US11146794B2 (en) * | 2015-07-27 | 2021-10-12 | Mediatek Inc. | Method of system for video coding using intra block copy mode |
| EP4322533A3 (en) | 2018-06-29 | 2024-03-06 | Beijing Bytedance Network Technology Co., Ltd. | Checking order of motion candidates in lut |
| TWI723443B (en) | 2018-06-29 | 2021-04-01 | 大陸商北京字節跳動網絡技術有限公司 | Resetting of look up table per slice/tile/lcu row |
| SG11202011714RA (en) | 2018-06-29 | 2020-12-30 | Beijing Bytedance Network Technology Co Ltd | Partial/full pruning when adding a hmvp candidate to merge/amvp |
| WO2020003270A1 (en) | 2018-06-29 | 2020-01-02 | Beijing Bytedance Network Technology Co., Ltd. | Number of motion candidates in a look up table to be checked according to mode |
| JP7256265B2 (en) | 2018-06-29 | 2023-04-11 | 北京字節跳動網絡技術有限公司 | Lookup table update: FIFO, limited FIFO |
| JP7460617B2 (en) | 2018-06-29 | 2024-04-02 | 北京字節跳動網絡技術有限公司 | LUT update conditions |
| JP7137008B2 (en) * | 2018-06-29 | 2022-09-13 | 北京字節跳動網絡技術有限公司 | The concept of using one or more lookup tables to sequentially store previously coded motion information and use them for coding subsequent blocks |
| CN114125450B (en) | 2018-06-29 | 2023-11-17 | 北京字节跳动网络技术有限公司 | Method, device and computer-readable medium for processing video data |
| WO2020003269A1 (en) * | 2018-06-29 | 2020-01-02 | Beijing Bytedance Network Technology Co., Ltd. | Selection of coded motion information for lut updating |
| EP4307679A3 (en) | 2018-07-02 | 2024-06-19 | Beijing Bytedance Network Technology Co., Ltd. | Luts with intra prediction modes and intra mode prediction from non-adjacent blocks |
| CN111064961B (en) | 2018-09-12 | 2023-06-09 | 北京字节跳动网络技术有限公司 | Video processing method and device |
| WO2020058893A1 (en) * | 2018-09-19 | 2020-03-26 | Beijing Bytedance Network Technology Co., Ltd. | History based motion vector predictor for intra block copy |
| EP3861744A4 (en) | 2018-11-13 | 2021-12-08 | Beijing Bytedance Network Technology Co. Ltd. | HISTORY-BASED CONSTRUCTION OF MOVEMENT CANDIDATE LISTS FOR INTRA BLOCK COPY |
| WO2020143741A1 (en) * | 2019-01-10 | 2020-07-16 | Beijing Bytedance Network Technology Co., Ltd. | Invoke of lut updating |
| CN113383554B (en) | 2019-01-13 | 2022-12-16 | 北京字节跳动网络技术有限公司 | Interaction between LUTs and shared Merge lists |
| CN113302937B (en) | 2019-01-16 | 2024-08-02 | 北京字节跳动网络技术有限公司 | Motion Candidate Derivation |
| WO2020164628A1 (en) | 2019-02-17 | 2020-08-20 | Beijing Bytedance Network Technology Co., Ltd. | Motion candidate list construction for intra block copy (ibc) mode and non-ibc inter mode |
| CN113615193B (en) | 2019-03-22 | 2024-06-25 | 北京字节跳动网络技术有限公司 | Interaction between Merge list construction and other tools |
| CN112437304B (en) * | 2019-08-26 | 2022-06-03 | 腾讯科技（深圳）有限公司 | Video decoding method, encoding method, device, equipment and readable storage medium |
| US11595678B2 (en) * | 2020-06-11 | 2023-02-28 | Tencent America LLC | Spatial displacement vector prediction for intra picture block and string copying |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2013012905A (en) * | 2011-06-29 | 2013-01-17 | Sony Corp | Image processing device and method |
| US10015515B2 (en) * | 2013-06-21 | 2018-07-03 | Qualcomm Incorporated | Intra prediction from a predictive block |
-
2013
- 2013-10-11 GB GB1318079.9A patent/GB2519514A/en not_active Withdrawn
-
2014
- 2014-03-14 GB GB1404588.4A patent/GB2519616A/en not_active Withdrawn
- 2014-10-09 WO PCT/EP2014/071621 patent/WO2015052273A1/en active Application Filing
Also Published As
| Publication number | Publication date |
|---|---|
| GB2519514A (en) | 2015-04-29 |
| GB2519616A (en) | 2015-04-29 |
| GB201404588D0 (en) | 2014-04-30 |
| WO2015052273A1 (en) | 2015-04-16 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| WAP | Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1) |