CN112823517B - 基于历史的运动矢量预测子的改进 - Google Patents
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- CN112823517B CN112823517B CN201980065444.4A CN201980065444A CN112823517B CN 112823517 B CN112823517 B CN 112823517B CN 201980065444 A CN201980065444 A CN 201980065444A CN 112823517 B CN112823517 B CN 112823517B
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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
- H04N19/503—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
- H04N19/50—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
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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
- H04N19/503—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
- H04N19/10—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
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- 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
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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
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- 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
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
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- 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
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- H—ELECTRICITY
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- 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
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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
- H04N19/42—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
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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
- H04N19/503—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
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- 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 |
|---|---|---|---|
| US201862742890P | 2018-10-08 | 2018-10-08 | |
| US62/742,890 | 2018-10-08 | ||
| US16/593,388 US11051034B2 (en) | 2018-10-08 | 2019-10-04 | History-based motion vector predictor |
| US16/593,388 | 2019-10-04 | ||
| PCT/US2019/055004 WO2020076705A2 (en) | 2018-10-08 | 2019-10-07 | Improvements on history-based motion vector predictor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112823517A CN112823517A (zh) | 2021-05-18 |
| CN112823517B true CN112823517B (zh) | 2024-06-07 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201980065444.4A Active CN112823517B (zh) | 2018-10-08 | 2019-10-07 | 基于历史的运动矢量预测子的改进 |
Country Status (20)
| Country | Link |
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| US (1) | US11051034B2 (https=) |
| EP (1) | EP3864841B1 (https=) |
| JP (1) | JP7342115B2 (https=) |
| KR (1) | KR102889176B1 (https=) |
| CN (1) | CN112823517B (https=) |
| AU (1) | AU2019356483B2 (https=) |
| BR (1) | BR112021005357A2 (https=) |
| CA (1) | CA3112448A1 (https=) |
| CO (1) | CO2021004169A2 (https=) |
| ES (1) | ES3008269T3 (https=) |
| IL (1) | IL281298B2 (https=) |
| MX (1) | MX2021003973A (https=) |
| MY (1) | MY209631A (https=) |
| PH (1) | PH12021550507A1 (https=) |
| PL (1) | PL3864841T3 (https=) |
| SA (1) | SA521421615B1 (https=) |
| SG (1) | SG11202102322WA (https=) |
| TW (1) | TWI826546B (https=) |
| WO (1) | WO2020076705A2 (https=) |
| ZA (1) | ZA202103094B (https=) |
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| GB2588004B (en) | 2018-06-05 | 2023-03-01 | Beijing Bytedance Network Tech Co Ltd | Interaction between IBC and affine |
| WO2019244119A1 (en) | 2018-06-21 | 2019-12-26 | Beijing Bytedance Network Technology Co., Ltd. | Sub-block mv inheritance between color components |
| WO2019244117A1 (en) | 2018-06-21 | 2019-12-26 | Beijing Bytedance Network Technology Co., Ltd. | Unified constrains for the merge affine mode and the non-merge affine mode |
| KR102660666B1 (ko) | 2018-06-29 | 2024-04-26 | 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 | Lut들을 업데이트하기 위한 조건들 |
| EP4322533A3 (en) * | 2018-06-29 | 2024-03-06 | Beijing Bytedance Network Technology Co., Ltd. | Checking order of motion candidates in lut |
| US12445641B2 (en) * | 2018-06-29 | 2025-10-14 | Electronics And Telecommunications Research Institute | Image encoding/decoding method and apparatus for throughput enhancement, and recording medium storing bitstream |
| KR20240005239A (ko) | 2018-06-29 | 2024-01-11 | 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 | Lut와 amvp 사이의 상호작용 |
| 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 |
| AU2019293670B2 (en) | 2018-06-29 | 2023-06-08 | Beijing Bytedance Network Technology Co., Ltd. | Update of look up table: FIFO, constrained FIFO |
| MX392418B (es) | 2018-06-29 | 2025-03-24 | Beijing Bytedance Network Tech Co Ltd | Poda parcial/total cuando se añade un candidato a hmvp para fusión/amvp. |
| WO2020003265A1 (en) | 2018-06-29 | 2020-01-02 | Beijing Bytedance Network Technology Co., Ltd. | Conditions of usage of luts |
| CN110662059B (zh) | 2018-06-29 | 2021-04-20 | 北京字节跳动网络技术有限公司 | 使用查找表存储先前编码的运动信息并用其编码后续块的方法和装置 |
| WO2020008346A1 (en) | 2018-07-02 | 2020-01-09 | Beijing Bytedance Network Technology Co., Ltd. | Rules on updating luts |
| TWI820211B (zh) | 2018-09-12 | 2023-11-01 | 大陸商北京字節跳動網絡技術有限公司 | 取決於總數減去k的開始檢查hmvp候選的條件 |
| EP3836545B1 (en) * | 2018-09-22 | 2023-11-15 | Lg Electronics Inc. | Method for processing video signals using inter prediction |
| CN110944193B (zh) | 2018-09-24 | 2023-08-11 | 北京字节跳动网络技术有限公司 | 视频编码和解码中的加权双向预测 |
| CN116634170A (zh) | 2018-10-10 | 2023-08-22 | 华为技术有限公司 | 帧间预测方法及装置 |
| CN116939198A (zh) | 2018-10-23 | 2023-10-24 | 北京字节跳动网络技术有限公司 | 并置的局部照明补偿和修改的帧间预测编解码 |
| CN113287317B (zh) | 2018-10-23 | 2023-04-28 | 北京字节跳动网络技术有限公司 | 并置的局部照明补偿和修改的帧间编解码工具 |
| BR112021007863A2 (pt) * | 2018-11-02 | 2021-07-27 | Beijing Bytedance Network Technology Co., Ltd. | método e aparelho para processar dados de vídeo, e, meios de armazenamento e de gravação legíveis por computador não transitórios |
| WO2020094151A1 (en) | 2018-11-10 | 2020-05-14 | Beijing Bytedance Network Technology Co., Ltd. | Rounding in pairwise average candidate calculations |
| CN113170150B (zh) | 2018-12-03 | 2024-02-27 | 北京字节跳动网络技术有限公司 | 基于历史的运动矢量预测(hmvp)模式的部分修剪方法 |
| US11570430B2 (en) * | 2018-12-06 | 2023-01-31 | Lg Electronics Inc. | Method and device for processing video signal on basis of inter-prediction |
| US11394989B2 (en) * | 2018-12-10 | 2022-07-19 | Tencent America LLC | Method and apparatus for video coding |
| CN113228639A (zh) * | 2018-12-21 | 2021-08-06 | 韩国电子通信研究院 | 图像编码/解码方法和装置以及存储有比特流的记录介质 |
| TWI782887B (zh) | 2018-12-28 | 2022-11-01 | 日商Ｊｖｃ建伍股份有限公司 | 影像編碼裝置、影像編碼方法、影像編碼程式、影像解碼裝置、影像解碼方法及影像解碼程式 |
| RU2770863C1 (ru) * | 2018-12-28 | 2022-04-22 | ДжейВиСиКЕНВУД Корпорейшн | Устройство кодирования кадров, способ кодирования кадров, устройство декодирования кадров и способ декодирования кадров |
| WO2020143741A1 (en) | 2019-01-10 | 2020-07-16 | Beijing Bytedance Network Technology Co., Ltd. | Invoke of lut updating |
| WO2020143824A1 (en) | 2019-01-13 | 2020-07-16 | Beijing Bytedance Network Technology Co., Ltd. | Interaction between lut and shared merge list |
| CN113302918B (zh) | 2019-01-15 | 2025-01-17 | 北京字节跳动网络技术有限公司 | 视频编解码中的加权预测 |
| WO2020147773A1 (en) | 2019-01-16 | 2020-07-23 | Beijing Bytedance Network Technology Co., Ltd. | Inserting order of motion candidates in lut |
| WO2020147804A1 (en) * | 2019-01-17 | 2020-07-23 | Beijing Bytedance Network Technology Co., Ltd. | Use of virtual candidate prediction and weighted prediction in video processing |
| WO2020156464A1 (en) * | 2019-01-31 | 2020-08-06 | Mediatek Inc. | Method and apparatus of combined inter and intraprediction for video coding |
| KR102696718B1 (ko) | 2019-02-01 | 2024-08-21 | 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 | 조합된 인트라-인터 예측의 확장된 적용 |
| US11115653B2 (en) * | 2019-02-22 | 2021-09-07 | Mediatek Inc. | Intra block copy merge list simplification |
| CN113545046B (zh) | 2019-03-21 | 2025-09-26 | 北京字节跳动网络技术有限公司 | 组合帧间帧内预测的信令 |
| CN113615193B (zh) | 2019-03-22 | 2024-06-25 | 北京字节跳动网络技术有限公司 | Merge列表构建和其他工具之间的交互 |
| CN113812165B (zh) * | 2019-05-09 | 2023-05-23 | 北京字节跳动网络技术有限公司 | 对hmvp表的改进 |
| CN113950838B (zh) | 2019-06-06 | 2026-03-17 | 北京字节跳动网络技术有限公司 | 基于子块的帧内块复制 |
| JP7460661B2 (ja) * | 2019-06-06 | 2024-04-02 | 北京字節跳動網絡技術有限公司 | 映像符号化のための動き候補リストの構成 |
| CN114009044A (zh) | 2019-06-14 | 2022-02-01 | 瑞典爱立信有限公司 | 用于基于矩阵的帧内预测的简化下采样 |
| CN114009037B (zh) | 2019-06-22 | 2025-01-10 | 北京字节跳动网络技术有限公司 | 帧内块复制模式的运动候选列表构建 |
| US11451809B2 (en) * | 2019-08-28 | 2022-09-20 | Tencent America LLC | Method and apparatus for video coding |
| CN113709498B (zh) * | 2020-05-20 | 2023-06-02 | Oppo广东移动通信有限公司 | 帧间预测方法、编码器、解码器以及计算机存储介质 |
| CN114374849A (zh) * | 2020-10-18 | 2022-04-19 | 腾讯科技（深圳）有限公司 | 一种候选运动信息列表确定方法、装置、电子设备及存储介质 |
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| KR20240148900A (ko) * | 2022-02-15 | 2024-10-11 | 엘지전자 주식회사 | 영상 부호화/복호화 방법, 비트스트림을 전송하는 방법 및 비트스트림을 저장한 기록 매체 |
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- 2019-10-07 IL IL281298A patent/IL281298B2/en unknown
- 2019-10-07 AU AU2019356483A patent/AU2019356483B2/en active Active
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- 2019-10-07 WO PCT/US2019/055004 patent/WO2020076705A2/en not_active Ceased
- 2019-10-07 CN CN201980065444.4A patent/CN112823517B/zh active Active
- 2019-10-07 CA CA3112448A patent/CA3112448A1/en active Pending
- 2019-10-07 EP EP19794340.0A patent/EP3864841B1/en active Active
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- 2019-10-07 MY MYPI2021001210A patent/MY209631A/en unknown
- 2019-10-07 KR KR1020217009767A patent/KR102889176B1/ko active Active
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- 2019-10-07 PL PL19794340.0T patent/PL3864841T3/pl unknown
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2021
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- 2021-03-30 SA SA521421615A patent/SA521421615B1/ar unknown
- 2021-04-06 CO CONC2021/0004169A patent/CO2021004169A2/es unknown
- 2021-05-07 ZA ZA2021/03094A patent/ZA202103094B/en unknown
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| TW202027508A (zh) | 2020-07-16 |
| WO2020076705A3 (en) | 2020-05-22 |
| JP2022504073A (ja) | 2022-01-13 |
| CO2021004169A2 (es) | 2021-04-30 |
| PL3864841T3 (pl) | 2025-03-03 |
| ES3008269T3 (en) | 2025-03-21 |
| CA3112448A1 (en) | 2020-04-16 |
| IL281298B1 (en) | 2024-10-01 |
| SA521421615B1 (ar) | 2024-01-15 |
| EP3864841B1 (en) | 2025-01-01 |
| KR102889176B1 (ko) | 2025-11-20 |
| EP3864841A2 (en) | 2021-08-18 |
| AU2019356483B2 (en) | 2022-10-20 |
| AU2019356483A1 (en) | 2021-04-15 |
| KR20210068439A (ko) | 2021-06-09 |
| PH12021550507A1 (en) | 2021-11-08 |
| WO2020076705A2 (en) | 2020-04-16 |
| BR112021005357A2 (pt) | 2021-06-15 |
| TWI826546B (zh) | 2023-12-21 |
| US20200112741A1 (en) | 2020-04-09 |
| MY209631A (en) | 2025-07-27 |
| CN112823517A (zh) | 2021-05-18 |
| EP3864841C0 (en) | 2025-01-01 |
| ZA202103094B (en) | 2023-01-25 |
| IL281298A (en) | 2021-04-29 |
| SG11202102322WA (en) | 2021-04-29 |
| MX2021003973A (es) | 2021-05-27 |
| JP7342115B2 (ja) | 2023-09-11 |
| IL281298B2 (en) | 2025-02-01 |
| US11051034B2 (en) | 2021-06-29 |
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