SG11202110951YA - Conversion of decoded block vector for intra picture block compensation - Google Patents
Conversion of decoded block vector for intra picture block compensationInfo
- Publication number
- SG11202110951YA SG11202110951YA SG11202110951YA SG11202110951YA SG11202110951YA SG 11202110951Y A SG11202110951Y A SG 11202110951YA SG 11202110951Y A SG11202110951Y A SG 11202110951YA SG 11202110951Y A SG11202110951Y A SG 11202110951YA SG 11202110951Y A SG11202110951Y A SG 11202110951YA
- Authority
- SG
- Singapore
- Prior art keywords
- conversion
- intra picture
- compensation
- vector
- decoded
- 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
- H04N19/134—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
- H04N19/102—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
- H04N19/169—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
- H04N19/174—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 slice, e.g. a line of blocks or a group of 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
- H04N19/10—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
- H04N19/46—Embedding additional information in the video signal during the compression process
-
- 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
-
- 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
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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
- H04N19/593—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
- H04N19/70—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
- H04N19/96—Tree coding, e.g. quad-tree coding
-
- 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
- H04N19/42—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by implementation details or hardware specially adapted for video compression or decompression, e.g. dedicated software implementation
- H04N19/423—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by implementation details or hardware specially adapted for video compression or decompression, e.g. dedicated software implementation characterised by memory arrangements
- H04N19/426—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by implementation details or hardware specially adapted for video compression or decompression, e.g. dedicated software implementation characterised by memory arrangements using memory downsizing methods
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201962863037P | 2019-06-18 | 2019-06-18 | |
| US16/860,975 US11070816B2 (en) | 2019-06-18 | 2020-04-28 | Conversion of decoded block vector for intra picture block compensation |
| PCT/US2020/036915 WO2020257016A1 (en) | 2019-06-18 | 2020-06-10 | Conversion of decoded block vector for intra picture block compensation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| SG11202110951YA true SG11202110951YA (en) | 2021-11-29 |
Family
ID=74039009
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SG11202110951YA SG11202110951YA (en) | 2019-06-18 | 2020-06-10 | Conversion of decoded block vector for intra picture block compensation |
Country Status (9)
| Country | Link |
|---|---|
| US (4) | US11070816B2 (ja) |
| EP (1) | EP3878173A4 (ja) |
| JP (1) | JP7358487B2 (ja) |
| KR (1) | KR20210118186A (ja) |
| CN (1) | CN113615174A (ja) |
| AU (2) | AU2020294605B2 (ja) |
| CA (1) | CA3133809A1 (ja) |
| SG (1) | SG11202110951YA (ja) |
| WO (1) | WO2020257016A1 (ja) |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AU2020214083B2 (en) | 2019-02-02 | 2023-06-01 | Beijing Bytedance Network Technology Co., Ltd. | Buffer management for intra block copy in video coding |
| CN117395439A (zh) | 2019-03-01 | 2024-01-12 | 北京字节跳动网络技术有限公司 | 用于视频编解码中的帧内块复制的基于方向的预测 |
| CN117640927A (zh) | 2019-03-04 | 2024-03-01 | 北京字节跳动网络技术有限公司 | 视频编解码中的帧内块复制中的实施方式方面 |
| US11070816B2 (en) * | 2019-06-18 | 2021-07-20 | Tencent America LLC | Conversion of decoded block vector for intra picture block compensation |
| CN114128279A (zh) * | 2019-06-21 | 2022-03-01 | Jvc建伍株式会社 | 动图像编码装置、动图像编码方法及动图像编码程序、动图像解码装置、动图像解码方法及动图像解码程序 |
| CN114175645B (zh) | 2019-07-06 | 2024-04-12 | 北京字节跳动网络技术有限公司 | 用于视频编解码中的帧内块复制的虚拟预测缓冲 |
| CA3146391A1 (en) | 2019-07-10 | 2021-01-14 | Beijing Bytedance Network Technology Co., Ltd. | Sample identification for intra block copy in video coding |
| EP3981146A4 (en) * | 2019-07-11 | 2022-08-03 | Beijing Bytedance Network Technology Co., Ltd. | BITSTREAM CONFORMITY RESTRICTIONS FOR INTRA-BLOCK COPY IN VIDEO ENCODING |
| CN114287129A (zh) * | 2019-08-24 | 2022-04-05 | 北京字节跳动网络技术有限公司 | 初始化基于历史的运动矢量预测器表 |
| CN113068050B (zh) * | 2021-03-17 | 2022-08-23 | 上海哔哩哔哩科技有限公司 | 树形编码块的样点自适应补偿模式确定方法、装置 |
Family Cites Families (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1569460B1 (en) | 2002-11-25 | 2013-05-15 | Panasonic Corporation | Motion compensation method, image encoding method, and image decoding method |
| WO2015054811A1 (en) * | 2013-10-14 | 2015-04-23 | Microsoft Corporation | Features of intra block copy prediction mode for video and image coding and decoding |
| US9883197B2 (en) * | 2014-01-09 | 2018-01-30 | Qualcomm Incorporated | Intra prediction of chroma blocks using the same vector |
| US10477232B2 (en) | 2014-03-21 | 2019-11-12 | Qualcomm Incorporated | Search region determination for intra block copy in video coding |
| US10666968B2 (en) | 2014-05-06 | 2020-05-26 | Hfi Innovation Inc. | Method of block vector prediction for intra block copy mode coding |
| KR101748620B1 (ko) | 2014-06-20 | 2017-07-04 | 성균관대학교산학협력단 | 영상의 부호화/복호화 방법 및 이를 이용하는 장치 |
| US20150381994A1 (en) | 2014-06-27 | 2015-12-31 | Futurewei Technologies, Inc. | Advanced screen content coding with improved palette table and index map coding methods |
| CN111147846B (zh) | 2014-07-07 | 2022-03-11 | 寰发股份有限公司 | 利用帧内区块复制模式编码的视频编码方法 |
| US10856009B2 (en) * | 2014-09-04 | 2020-12-01 | Mediatek Inc. | Method of block vector clipping and coding for screen content coding and video coding |
| US10812822B2 (en) | 2015-10-02 | 2020-10-20 | Qualcomm Incorporated | Intra block copy merge mode and padding of unavailable IBC reference region |
| WO2020228744A1 (en) | 2019-05-16 | 2020-11-19 | Huawei Technologies Co., Ltd. | An encoder, a decoder and corresponding methods using ibc dedicated buffer and default value refreshing for luma and chroma component |
| US11070816B2 (en) * | 2019-06-18 | 2021-07-20 | Tencent America LLC | Conversion of decoded block vector for intra picture block compensation |
-
2020
- 2020-04-28 US US16/860,975 patent/US11070816B2/en active Active
- 2020-06-10 WO PCT/US2020/036915 patent/WO2020257016A1/en active Application Filing
- 2020-06-10 EP EP20825712.1A patent/EP3878173A4/en active Pending
- 2020-06-10 CA CA3133809A patent/CA3133809A1/en active Pending
- 2020-06-10 JP JP2021544430A patent/JP7358487B2/ja active Active
- 2020-06-10 AU AU2020294605A patent/AU2020294605B2/en active Active
- 2020-06-10 CN CN202080023368.3A patent/CN113615174A/zh active Pending
- 2020-06-10 KR KR1020217027739A patent/KR20210118186A/ko active Search and Examination
- 2020-06-10 SG SG11202110951YA patent/SG11202110951YA/en unknown
-
2021
- 2021-05-07 US US17/314,701 patent/US11509911B2/en active Active
-
2022
- 2022-09-08 US US17/940,986 patent/US11722679B2/en active Active
-
2023
- 2023-05-25 US US18/323,677 patent/US20230300345A1/en active Pending
- 2023-12-04 AU AU2023274242A patent/AU2023274242A1/en active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| CA3133809A1 (en) | 2020-12-24 |
| JP2022518587A (ja) | 2022-03-15 |
| AU2020294605B2 (en) | 2023-09-07 |
| US11509911B2 (en) | 2022-11-22 |
| CN113615174A (zh) | 2021-11-05 |
| EP3878173A4 (en) | 2022-01-05 |
| JP7358487B2 (ja) | 2023-10-10 |
| EP3878173A1 (en) | 2021-09-15 |
| AU2023274242A1 (en) | 2023-12-21 |
| KR20210118186A (ko) | 2021-09-29 |
| AU2020294605A1 (en) | 2021-10-14 |
| US11722679B2 (en) | 2023-08-08 |
| US20230007274A1 (en) | 2023-01-05 |
| WO2020257016A1 (en) | 2020-12-24 |
| US11070816B2 (en) | 2021-07-20 |
| US20230300345A1 (en) | 2023-09-21 |
| US20200404287A1 (en) | 2020-12-24 |
| US20210266567A1 (en) | 2021-08-26 |
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