SG11202012700UA - Memory access window and padding for motion vector refinement and motion compensation - Google Patents
Memory access window and padding for motion vector refinement and motion compensationInfo
- Publication number
- SG11202012700UA SG11202012700UA SG11202012700UA SG11202012700UA SG11202012700UA SG 11202012700U A SG11202012700U A SG 11202012700UA SG 11202012700U A SG11202012700U A SG 11202012700UA SG 11202012700U A SG11202012700U A SG 11202012700UA SG 11202012700U A SG11202012700U A SG 11202012700UA
- Authority
- SG
- Singapore
- Prior art keywords
- padding
- memory access
- access window
- vector refinement
- motion vector
- Prior art date
Links
Classifications
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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
- H04N19/10—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
-
- 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
- H04N19/132—Sampling, masking or truncation of coding units, e.g. adaptive resampling, frame skipping, frame interpolation or high-frequency transform coefficient masking
-
- 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
- H04N19/172—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 picture, frame or field
-
- 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
- H04N19/521—Processing of motion vectors for estimating the reliability of the determined motion vectors or motion vector field, e.g. for smoothing the motion vector field or for correcting motion vectors
-
- 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
- H04N19/523—Motion estimation or motion compensation with sub-pixel accuracy
-
- 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
- H04N19/56—Motion estimation with initialisation of the vector search, e.g. estimating a good candidate to initiate a search
-
- 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
- H04N19/563—Motion estimation with padding, i.e. with filling of non-object values in an arbitrarily shaped picture block or region for estimation purposes
-
- 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
- H04N19/57—Motion estimation characterised by a search window with variable size or shape
-
- 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
- H04N19/80—Details of filtering operations specially adapted for video compression, e.g. for pixel interpolation
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US201862691582P | 2018-06-28 | 2018-06-28 | |
US201862691594P | 2018-06-28 | 2018-06-28 | |
PCT/CN2019/093465 WO2020001574A1 (en) | 2018-06-28 | 2019-06-28 | Memory access window and padding for motion vector refinement and motion compensation |
Publications (1)
Publication Number | Publication Date |
---|---|
SG11202012700UA true SG11202012700UA (en) | 2021-01-28 |
Family
ID=68985791
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SG11202012700UA SG11202012700UA (en) | 2018-06-28 | 2019-06-28 | Memory access window and padding for motion vector refinement and motion compensation |
Country Status (10)
Country | Link |
---|---|
US (3) | US11363292B2 (en) |
EP (2) | EP3799693A1 (en) |
JP (2) | JP7171770B2 (en) |
KR (2) | KR20230165870A (en) |
CN (2) | CN112292862A (en) |
AU (1) | AU2019296308B9 (en) |
BR (1) | BR112020026830A2 (en) |
CA (1) | CA3104570C (en) |
SG (1) | SG11202012700UA (en) |
WO (2) | WO2020001578A1 (en) |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111201795B (en) * | 2017-10-09 | 2022-07-26 | 华为技术有限公司 | Memory access window and padding for motion vector modification |
KR20230165870A (en) * | 2018-06-28 | 2023-12-05 | 후아웨이 테크놀러지 컴퍼니 리미티드 | Memory access window and padding for motion vector refinement and motion compensation |
CN113056915B (en) | 2018-11-22 | 2024-03-26 | 北京字节跳动网络技术有限公司 | Use of collocated blocks in sub-block based temporal motion vector prediction modes |
CN113228639A (en) * | 2018-12-21 | 2021-08-06 | 韩国电子通信研究院 | Image encoding/decoding method and apparatus, and recording medium storing bit stream |
WO2020185747A1 (en) * | 2019-03-11 | 2020-09-17 | Vid Scale, Inc. | Methods and systems for post-reconstruction filtering |
US11936916B2 (en) * | 2019-06-25 | 2024-03-19 | Lg Electronics Inc. | Image decoding method using lossless coding in image coding system and apparatus therefor |
KR20220043109A (en) * | 2019-08-13 | 2022-04-05 | 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 | Motion precision of sub-block-based inter prediction |
CN114424536A (en) | 2019-09-22 | 2022-04-29 | 北京字节跳动网络技术有限公司 | Combined inter-frame intra prediction based on transform units |
CN117528069A (en) * | 2020-05-22 | 2024-02-06 | 腾讯科技(深圳)有限公司 | Displacement vector prediction method, device and equipment |
EP4315859A1 (en) * | 2021-03-30 | 2024-02-07 | InterDigital CE Patent Holdings, SAS | Template matching prediction for video encoding and decoding |
WO2023101990A1 (en) * | 2021-11-30 | 2023-06-08 | Beijing Dajia Internet Information Technology Co., Ltd. | Motion compensation considering out-of-boundary conditions in video coding |
CN114154645B (en) * | 2021-12-03 | 2022-05-17 | 中国科学院空间应用工程与技术中心 | Cross-center image joint learning method and system, storage medium and electronic equipment |
WO2024014896A1 (en) * | 2022-07-13 | 2024-01-18 | 엘지전자 주식회사 | Image coding/decoding method based on movement information refinement, method for transmitting bitstream, and recording medium storing bitstream |
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WO1998042134A1 (en) * | 1997-03-17 | 1998-09-24 | Mitsubishi Denki Kabushiki Kaisha | Image encoder, image decoder, image encoding method, image decoding method and image encoding/decoding system |
US7342962B2 (en) * | 2003-09-17 | 2008-03-11 | Texas Instruments Incorporated | Transcoders and methods |
US8553776B2 (en) | 2004-07-21 | 2013-10-08 | QUALCOMM Inorporated | Method and apparatus for motion vector assignment |
JP4802885B2 (en) * | 2006-06-19 | 2011-10-26 | ソニー株式会社 | Motion vector detection apparatus and method, program, and recording medium |
US8160150B2 (en) * | 2007-04-10 | 2012-04-17 | Texas Instruments Incorporated | Method and system for rate distortion optimization |
EP1988502A1 (en) * | 2007-05-04 | 2008-11-05 | Deutsche Thomson OHG | Method and device for retrieving a test block from a blockwise stored reference image |
US20110176611A1 (en) * | 2010-01-15 | 2011-07-21 | Yu-Wen Huang | Methods for decoder-side motion vector derivation |
WO2011090783A1 (en) * | 2010-01-19 | 2011-07-28 | Thomson Licensing | Methods and apparatus for reduced complexity template matching prediction for video encoding and decoding |
US9749657B2 (en) * | 2011-01-21 | 2017-08-29 | Sharp Kabushiki Kaisha | Buffer compression for motion vector competition |
CN102611887B (en) * | 2011-01-21 | 2015-08-05 | 华为技术有限公司 | The coordinate figure of non-Integer Pel position motion vector rounds method and apparatus |
US9641866B2 (en) * | 2011-08-18 | 2017-05-02 | Qualcomm Incorporated | Applying partition-based filters |
US9325991B2 (en) * | 2012-04-11 | 2016-04-26 | Qualcomm Incorporated | Motion vector rounding |
EP2683165B1 (en) * | 2012-07-04 | 2015-10-14 | Thomson Licensing | Method for coding and decoding a block of pixels from a motion model |
US10284842B2 (en) * | 2013-03-05 | 2019-05-07 | Qualcomm Incorporated | Inter-layer reference picture construction for spatial scalability with different aspect ratios |
US9609347B2 (en) * | 2013-04-04 | 2017-03-28 | Qualcomm Incorporated | Advanced merge mode for three-dimensional (3D) video coding |
US9942560B2 (en) * | 2014-01-08 | 2018-04-10 | Microsoft Technology Licensing, Llc | Encoding screen capture data |
US10205950B2 (en) * | 2014-02-21 | 2019-02-12 | Panasonic Corporation | Image decoding method, image encoding method, image decoding apparatus, and image encoding apparatus |
GB2524476B (en) * | 2014-03-14 | 2016-04-27 | Canon Kk | Method, device and computer program for optimizing transmission of motion vector related information when transmitting a video stream |
US10412387B2 (en) * | 2014-08-22 | 2019-09-10 | Qualcomm Incorporated | Unified intra-block copy and inter-prediction |
US10958927B2 (en) * | 2015-03-27 | 2021-03-23 | Qualcomm Incorporated | Motion information derivation mode determination in video coding |
JP2017017629A (en) * | 2015-07-03 | 2017-01-19 | 富士通株式会社 | Video coding device, video coding method, and program |
US10511835B2 (en) * | 2015-09-02 | 2019-12-17 | Mediatek Inc. | Method and apparatus of decoder side motion derivation for video coding |
US10812822B2 (en) * | 2015-10-02 | 2020-10-20 | Qualcomm Incorporated | Intra block copy merge mode and padding of unavailable IBC reference region |
WO2017084071A1 (en) * | 2015-11-19 | 2017-05-26 | Hua Zhong University Of Science Technology | Optimization of interframe prediction algorithms based on heterogeneous computing |
US10136155B2 (en) * | 2016-07-27 | 2018-11-20 | Cisco Technology, Inc. | Motion compensation using a patchwork motion field |
US10701366B2 (en) * | 2017-02-21 | 2020-06-30 | Qualcomm Incorporated | Deriving motion vector information at a video decoder |
US10805630B2 (en) * | 2017-04-28 | 2020-10-13 | Qualcomm Incorporated | Gradient based matching for motion search and derivation |
US10477237B2 (en) * | 2017-06-28 | 2019-11-12 | Futurewei Technologies, Inc. | Decoder side motion vector refinement in video coding |
WO2019072372A1 (en) | 2017-10-09 | 2019-04-18 | Huawei Technologies Co., Ltd. | Motion vector refinement of a motion vector pointing to a fractional sample position |
CN111201795B (en) | 2017-10-09 | 2022-07-26 | 华为技术有限公司 | Memory access window and padding for motion vector modification |
KR20230165870A (en) * | 2018-06-28 | 2023-12-05 | 후아웨이 테크놀러지 컴퍼니 리미티드 | Memory access window and padding for motion vector refinement and motion compensation |
-
2019
- 2019-06-28 KR KR1020237040298A patent/KR20230165870A/en not_active Application Discontinuation
- 2019-06-28 CN CN201980038772.5A patent/CN112292862A/en active Pending
- 2019-06-28 SG SG11202012700UA patent/SG11202012700UA/en unknown
- 2019-06-28 WO PCT/CN2019/093499 patent/WO2020001578A1/en unknown
- 2019-06-28 EP EP19825737.0A patent/EP3799693A1/en active Pending
- 2019-06-28 BR BR112020026830-5A patent/BR112020026830A2/en unknown
- 2019-06-28 CN CN201980020898.XA patent/CN111886870B/en active Active
- 2019-06-28 JP JP2020572766A patent/JP7171770B2/en active Active
- 2019-06-28 AU AU2019296308A patent/AU2019296308B9/en active Active
- 2019-06-28 CA CA3104570A patent/CA3104570C/en active Active
- 2019-06-28 WO PCT/CN2019/093465 patent/WO2020001574A1/en active Application Filing
- 2019-06-28 KR KR1020217001104A patent/KR102606778B1/en active IP Right Grant
- 2019-06-28 EP EP19826142.2A patent/EP3794827A4/en active Pending
-
2020
- 2020-08-20 US US16/999,031 patent/US11363292B2/en active Active
- 2020-12-28 US US17/135,624 patent/US11451824B2/en active Active
-
2022
- 2022-06-03 US US17/832,353 patent/US20220394291A1/en active Pending
- 2022-11-02 JP JP2022176532A patent/JP2023014095A/en active Pending
Also Published As
Publication number | Publication date |
---|---|
JP2023014095A (en) | 2023-01-26 |
AU2019296308A1 (en) | 2021-01-21 |
EP3799693A4 (en) | 2021-04-07 |
WO2020001578A1 (en) | 2020-01-02 |
BR112020026830A2 (en) | 2021-04-06 |
US20210195232A1 (en) | 2021-06-24 |
AU2019296308B9 (en) | 2023-08-03 |
US20220394291A1 (en) | 2022-12-08 |
WO2020001574A1 (en) | 2020-01-02 |
JP2021529471A (en) | 2021-10-28 |
KR20230165870A (en) | 2023-12-05 |
CN111886870A (en) | 2020-11-03 |
AU2019296308B2 (en) | 2023-04-06 |
EP3794827A1 (en) | 2021-03-24 |
KR102606778B1 (en) | 2023-11-29 |
CA3104570C (en) | 2023-05-23 |
CN111886870B (en) | 2023-02-03 |
EP3799693A1 (en) | 2021-04-07 |
US11363292B2 (en) | 2022-06-14 |
US20200404323A1 (en) | 2020-12-24 |
KR20210019097A (en) | 2021-02-19 |
US11451824B2 (en) | 2022-09-20 |
CN112292862A (en) | 2021-01-29 |
JP7171770B2 (en) | 2022-11-15 |
EP3794827A4 (en) | 2021-03-31 |
CA3104570A1 (en) | 2020-01-02 |
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