CA3131158A1 - Method and apparatus for video coding - Google Patents
Method and apparatus for video coding Download PDFInfo
- Publication number
- CA3131158A1 CA3131158A1 CA3131158A CA3131158A CA3131158A1 CA 3131158 A1 CA3131158 A1 CA 3131158A1 CA 3131158 A CA3131158 A CA 3131158A CA 3131158 A CA3131158 A CA 3131158A CA 3131158 A1 CA3131158 A1 CA 3131158A1
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- Prior art keywords
- subblock
- parameter
- prediction
- motion vector
- video
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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
- H04N19/44—Decoders specially adapted therefor, e.g. video decoders which are asymmetric with respect to the encoder
-
- 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
- H04N19/10—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
- H04N19/102—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
- H04N19/107—Selection of coding mode or of prediction mode between spatial and temporal predictive coding, e.g. picture refresh
-
- 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
- H04N19/134—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
- H04N19/17—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
- 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)
Applications Claiming Priority (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US202063005511P | 2020-04-06 | 2020-04-06 | |
| US63/005,511 | 2020-04-06 | ||
| US17/217,595 US11405628B2 (en) | 2020-04-06 | 2021-03-30 | Method and apparatus for video coding |
| US17/217,595 | 2021-03-30 | ||
| PCT/US2021/025345 WO2021206992A1 (en) | 2020-04-06 | 2021-04-01 | Method and apparatus for video coding |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA3131158A1 true CA3131158A1 (en) | 2021-10-06 |
Family
ID=77922062
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA3131158A Pending CA3131158A1 (en) | 2020-04-06 | 2021-04-01 | Method and apparatus for video coding |
Country Status (9)
| Country | Link |
|---|---|
| US (3) | US11405628B2 (https=) |
| EP (2) | EP4708869A2 (https=) |
| JP (3) | JP7413401B2 (https=) |
| KR (2) | KR20250091317A (https=) |
| CN (3) | CN113875234B (https=) |
| AU (3) | AU2021251670B2 (https=) |
| CA (1) | CA3131158A1 (https=) |
| SG (1) | SG11202110311UA (https=) |
| WO (1) | WO2021206992A1 (https=) |
Families Citing this family (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019144908A1 (en) * | 2018-01-26 | 2019-08-01 | Mediatek Inc. | Method and apparatus of affine inter prediction for video coding system |
| CN111083489B (zh) | 2018-10-22 | 2024-05-14 | 北京字节跳动网络技术有限公司 | 多次迭代运动矢量细化 |
| CN111083484B (zh) | 2018-10-22 | 2024-06-28 | 北京字节跳动网络技术有限公司 | 基于子块的预测 |
| CN111436227B (zh) | 2018-11-12 | 2024-03-29 | 北京字节跳动网络技术有限公司 | 在视频处理中使用组合帧间-帧内预测 |
| WO2020103877A1 (en) | 2018-11-20 | 2020-05-28 | Beijing Bytedance Network Technology Co., Ltd. | Coding and decoding of video coding modes |
| WO2020103852A1 (en) * | 2018-11-20 | 2020-05-28 | Beijing Bytedance Network Technology Co., Ltd. | Difference calculation based on patial position |
| US11800089B2 (en) * | 2019-01-02 | 2023-10-24 | Lg Electronics Inc. | SbTMVP-based inter prediction method and apparatus |
| KR102635518B1 (ko) | 2019-03-06 | 2024-02-07 | 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 | 변환된 단예측 후보의 사용 |
| JP7307192B2 (ja) * | 2019-04-02 | 2023-07-11 | 北京字節跳動網絡技術有限公司 | デコーダ側の動きベクトルの導出 |
| EP4131957A4 (en) * | 2020-04-03 | 2023-04-19 | Guangdong Oppo Mobile Telecommunications Corp., Ltd. | Inter-frame prediction method, encoder, decoder, and storage medium |
| WO2023061334A1 (en) * | 2021-10-11 | 2023-04-20 | Beijing Bytedance Network Technology Co., Ltd. | Method, device, and medium for video processing |
| KR20240100392A (ko) * | 2021-11-08 | 2024-07-01 | 베이징 다지아 인터넷 인포메이션 테크놀로지 컴퍼니 리미티드 | 비디오 코딩에서 아핀 병합 모드에 대한 후보 도출 |
| WO2024140961A1 (en) * | 2022-12-29 | 2024-07-04 | Douyin Vision Co., Ltd. | Method, apparatus, and medium for video processing |
| WO2024156268A1 (en) * | 2023-01-24 | 2024-08-02 | Douyin Vision Co., Ltd. | Method, apparatus, and medium for video processing |
| WO2024199484A1 (en) * | 2023-03-29 | 2024-10-03 | Douyin Vision Co., Ltd. | Method, apparatus, and medium for video processing |
| WO2025157283A1 (en) * | 2024-01-26 | 2025-07-31 | Mediatek Inc. | Video coding method that constructs intra merge mode list using propagated inheritance information and associated apparatus |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| HUE072362T2 (hu) | 2010-11-04 | 2025-11-28 | Ge Video Compression Llc | Blokkegyesítési és kihagyási módot támogató képkódolás |
| US9066110B2 (en) | 2011-03-08 | 2015-06-23 | Texas Instruments Incorporated | Parsing friendly and error resilient merge flag coding in video coding |
| KR101934277B1 (ko) * | 2011-11-28 | 2019-01-04 | 에스케이텔레콤 주식회사 | 개선된 머지를 이용한 영상 부호화/복호화 방법 및 장치 |
| US10560718B2 (en) | 2016-05-13 | 2020-02-11 | Qualcomm Incorporated | Merge candidates for motion vector prediction for video coding |
| US10484703B2 (en) | 2017-02-07 | 2019-11-19 | Mediatek Inc. | Adapting merge candidate positions and numbers according to size and/or shape of prediction block |
| KR102545728B1 (ko) * | 2018-07-16 | 2023-06-20 | 엘지전자 주식회사 | 서브블록 단위의 시간적 움직임 정보 예측을 위한 인터 예측 방법 및 그 장치 |
| WO2020017892A1 (ko) * | 2018-07-17 | 2020-01-23 | 엘지전자 주식회사 | 서브블록 단위의 시간적 움직임 벡터 예측을 위한 방법 및 그 장치 |
| CN117061769A (zh) * | 2018-09-22 | 2023-11-14 | 上海天荷电子信息有限公司 | 数据压缩的编码方法及编码装置、解码方法及解码装置 |
| CN117156129A (zh) * | 2018-10-23 | 2023-12-01 | 韦勒斯标准与技术协会公司 | 通过使用基于子块的运动补偿处理视频信号的方法和设备 |
| CN119743590A (zh) * | 2018-10-29 | 2025-04-01 | 华为技术有限公司 | 一种视频图像预测方法及装置 |
| US11611759B2 (en) * | 2019-05-24 | 2023-03-21 | Qualcomm Incorporated | Merge mode coding for video coding |
-
2021
- 2021-03-30 US US17/217,595 patent/US11405628B2/en active Active
- 2021-04-01 KR KR1020257019325A patent/KR20250091317A/ko active Pending
- 2021-04-01 CN CN202180003511.7A patent/CN113875234B/zh active Active
- 2021-04-01 CN CN202411215992.XA patent/CN118827975A/zh active Pending
- 2021-04-01 EP EP26153672.6A patent/EP4708869A2/en active Pending
- 2021-04-01 CN CN202411206646.5A patent/CN118827974A/zh active Pending
- 2021-04-01 EP EP21783124.7A patent/EP3939265B1/en active Active
- 2021-04-01 WO PCT/US2021/025345 patent/WO2021206992A1/en not_active Ceased
- 2021-04-01 JP JP2021560896A patent/JP7413401B2/ja active Active
- 2021-04-01 KR KR1020217035615A patent/KR102821003B1/ko active Active
- 2021-04-01 CA CA3131158A patent/CA3131158A1/en active Pending
- 2021-04-01 SG SG11202110311UA patent/SG11202110311UA/en unknown
- 2021-04-01 AU AU2021251670A patent/AU2021251670B2/en active Active
-
2022
- 2022-06-30 US US17/854,212 patent/US12003748B2/en active Active
-
2023
- 2023-07-06 AU AU2023204371A patent/AU2023204371B2/en active Active
- 2023-12-27 JP JP2023220211A patent/JP7667240B2/ja active Active
-
2024
- 2024-04-30 US US18/651,048 patent/US20240292011A1/en active Pending
-
2025
- 2025-02-05 AU AU2025200794A patent/AU2025200794A1/en active Pending
- 2025-04-10 JP JP2025064676A patent/JP2025106484A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| AU2023204371A1 (en) | 2023-08-03 |
| EP3939265A1 (en) | 2022-01-19 |
| JP2025106484A (ja) | 2025-07-15 |
| US20220337856A1 (en) | 2022-10-20 |
| EP4708869A2 (en) | 2026-03-11 |
| KR20250091317A (ko) | 2025-06-20 |
| JP7667240B2 (ja) | 2025-04-22 |
| JP7413401B2 (ja) | 2024-01-15 |
| AU2025200794A1 (en) | 2025-02-20 |
| JP2022532032A (ja) | 2022-07-13 |
| US12003748B2 (en) | 2024-06-04 |
| AU2021251670A1 (en) | 2021-12-02 |
| KR102821003B1 (ko) | 2025-06-16 |
| CN113875234A (zh) | 2021-12-31 |
| EP3939265A4 (en) | 2022-05-04 |
| SG11202110311UA (en) | 2021-11-29 |
| EP3939265C0 (en) | 2026-03-04 |
| WO2021206992A1 (en) | 2021-10-14 |
| EP3939265B1 (en) | 2026-03-04 |
| AU2023204371B2 (en) | 2024-11-21 |
| US11405628B2 (en) | 2022-08-02 |
| AU2021251670B2 (en) | 2023-04-06 |
| CN113875234B (zh) | 2024-07-26 |
| JP2024029127A (ja) | 2024-03-05 |
| US20240292011A1 (en) | 2024-08-29 |
| KR20210145794A (ko) | 2021-12-02 |
| CN118827975A (zh) | 2024-10-22 |
| US20210314586A1 (en) | 2021-10-07 |
| CN118827974A (zh) | 2024-10-22 |
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