AU2018206271B2 - Video decoding method and apparatus and video encoding method and apparatus - Google Patents
Video decoding method and apparatus and video encoding method and apparatus Download PDFInfo
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- AU2018206271B2 AU2018206271B2 AU2018206271A AU2018206271A AU2018206271B2 AU 2018206271 B2 AU2018206271 B2 AU 2018206271B2 AU 2018206271 A AU2018206271 A AU 2018206271A AU 2018206271 A AU2018206271 A AU 2018206271A AU 2018206271 B2 AU2018206271 B2 AU 2018206271B2
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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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- 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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- 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
- H04N19/109—Selection of coding mode or of prediction mode among a plurality of temporal predictive coding modes
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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
- H04N19/117—Filters, e.g. for pre-processing or post-processing
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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
- H04N19/136—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
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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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- 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
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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
- H04N19/169—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
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- 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
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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
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- Compression Or Coding Systems Of Tv Signals (AREA)
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| AU2022241475A AU2022241475B2 (en) | 2017-01-04 | 2022-09-27 | Video decoding method and apparatus and video encoding method and apparatus |
| AU2023285833A AU2023285833B2 (en) | 2017-01-04 | 2023-12-21 | Video decoding method and apparatus and video encoding method and apparatus |
| AU2025201299A AU2025201299A1 (en) | 2017-01-04 | 2025-02-24 | Video decoding method and apparatus and video encoding method and apparatus |
Applications Claiming Priority (3)
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| US201762442108P | 2017-01-04 | 2017-01-04 | |
| US62/442,108 | 2017-01-04 | ||
| PCT/KR2018/000181 WO2018128417A1 (ko) | 2017-01-04 | 2018-01-04 | 비디오 복호화 방법 및 그 장치 및 비디오 부호화 방법 및 그 장치 |
Related Child Applications (1)
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| AU2022241475A Division AU2022241475B2 (en) | 2017-01-04 | 2022-09-27 | Video decoding method and apparatus and video encoding method and apparatus |
Publications (2)
| Publication Number | Publication Date |
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| AU2018206271A1 AU2018206271A1 (en) | 2019-08-22 |
| AU2018206271B2 true AU2018206271B2 (en) | 2022-07-14 |
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| AU2022241475A Active AU2022241475B2 (en) | 2017-01-04 | 2022-09-27 | Video decoding method and apparatus and video encoding method and apparatus |
| AU2023285833A Active AU2023285833B2 (en) | 2017-01-04 | 2023-12-21 | Video decoding method and apparatus and video encoding method and apparatus |
| AU2025201299A Pending AU2025201299A1 (en) | 2017-01-04 | 2025-02-24 | Video decoding method and apparatus and video encoding method and apparatus |
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| AU2023285833A Active AU2023285833B2 (en) | 2017-01-04 | 2023-12-21 | Video decoding method and apparatus and video encoding method and apparatus |
| AU2025201299A Pending AU2025201299A1 (en) | 2017-01-04 | 2025-02-24 | Video decoding method and apparatus and video encoding method and apparatus |
Country Status (7)
| Country | Link |
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| US (4) | US11051033B2 (https=) |
| EP (2) | EP3565245A4 (https=) |
| JP (6) | JP6860676B2 (https=) |
| KR (5) | KR102824986B1 (https=) |
| CN (5) | CN116156161B (https=) |
| AU (4) | AU2018206271B2 (https=) |
| WO (1) | WO2018128417A1 (https=) |
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| WO2018221631A1 (ja) * | 2017-06-02 | 2018-12-06 | パナソニック インテレクチュアル プロパティ コーポレーション オブ アメリカ | 符号化装置、復号装置、符号化方法および復号方法 |
| WO2018225593A1 (ja) * | 2017-06-05 | 2018-12-13 | パナソニック インテレクチュアル プロパティ コーポレーション オブ アメリカ | 符号化装置、復号装置、符号化方法および復号方法 |
| CN114697651B (zh) * | 2018-03-05 | 2023-11-14 | 松下电器（美国）知识产权公司 | 编码装置、解码装置和存储介质 |
| WO2020054784A1 (ja) * | 2018-09-11 | 2020-03-19 | パナソニック インテレクチュアル プロパティ コーポレーション オブ アメリカ | 符号化装置、復号装置、符号化方法および復号方法 |
| WO2020084476A1 (en) | 2018-10-22 | 2020-04-30 | Beijing Bytedance Network Technology Co., Ltd. | Sub-block based prediction |
| CN111083492B (zh) | 2018-10-22 | 2024-01-12 | 北京字节跳动网络技术有限公司 | 双向光流中的梯度计算 |
| CN111436230B (zh) | 2018-11-12 | 2024-10-11 | 北京字节跳动网络技术有限公司 | 仿射预测的带宽控制方法 |
| CN113170093B (zh) | 2018-11-20 | 2023-05-02 | 北京字节跳动网络技术有限公司 | 视频处理中的细化帧间预测 |
| JP7241870B2 (ja) | 2018-11-20 | 2023-03-17 | 北京字節跳動網絡技術有限公司 | 部分的な位置に基づく差分計算 |
| US11438583B2 (en) * | 2018-11-27 | 2022-09-06 | Tencent America LLC | Reference sample filter selection in intra prediction |
| CN113545073B (zh) * | 2019-03-05 | 2023-07-11 | 华为技术有限公司 | 在解码侧运动修正搜索期间使用扩展样本 |
| JP2022521554A (ja) | 2019-03-06 | 2022-04-08 | 北京字節跳動網絡技術有限公司 | 変換された片予測候補の利用 |
| CN113709474B (zh) * | 2019-03-11 | 2022-11-01 | 杭州海康威视数字技术股份有限公司 | 一种编解码方法、装置及其设备 |
| WO2020200269A1 (en) | 2019-04-02 | 2020-10-08 | Beijing Bytedance Network Technology Co., Ltd. | Decoder side motion vector derivation |
| CN113728651B (zh) | 2019-04-02 | 2022-10-25 | 北京字节跳动网络技术有限公司 | 视频处理中的自适应环路滤波 |
| MX2021012229A (es) | 2019-04-12 | 2021-11-03 | Beijing Bytedance Network Tech Co Ltd | Determinacion de modo de codificacion de croma basada en intraprediccion basada en matriz. |
| CN117499656A (zh) | 2019-04-16 | 2024-02-02 | 北京字节跳动网络技术有限公司 | 帧内编解码模式下的矩阵推导 |
| CN113728626B (zh) | 2019-04-19 | 2023-05-30 | 北京字节跳动网络技术有限公司 | 不同运动矢量细化中的基于区域的梯度计算 |
| CN113711609B (zh) | 2019-04-19 | 2023-12-01 | 北京字节跳动网络技术有限公司 | 利用光流的预测细化过程中的增量运动矢量 |
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| CN113767634B (zh) * | 2019-05-07 | 2023-06-09 | 北京字节跳动网络技术有限公司 | 利用细化的帧间预测的统一计算方法 |
| KR102698314B1 (ko) * | 2019-05-22 | 2024-08-26 | 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 | 업샘플링을 이용한 행렬 기반 인트라 예측 |
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| CN112135145B (zh) * | 2019-11-14 | 2022-01-25 | 杭州海康威视数字技术股份有限公司 | 一种编解码方法、装置及其设备 |
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| US20250184496A1 (en) * | 2022-03-11 | 2025-06-05 | Hyundai Motor Company | Method and apparatus for encoding/decoding image and recording medium for storing bitstream |
| US12368879B2 (en) * | 2022-03-25 | 2025-07-22 | Tencent America LLC | Method and apparatus adaptive constraint on bi-prediction for out-of-boundary conditions |
| TWI787134B (zh) * | 2022-05-26 | 2022-12-11 | 國立臺灣大學 | 一種用於快速雜訊抑制對比度增強的資料處理方法及包含其的影像採集和處理系統 |
| US12348747B2 (en) | 2023-04-25 | 2025-07-01 | Tencent America LLC | Implicit masked blending mode |
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| US12519973B2 (en) * | 2023-12-18 | 2026-01-06 | Sharp Kabushiki Kaisha | Systems and methods for performing motion compensation for bi-prediction in video coding |
| JP2025157745A (ja) * | 2024-04-03 | 2025-10-16 | 株式会社三洋物産 | 遊技機 |
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| US10523964B2 (en) * | 2017-03-13 | 2019-12-31 | Qualcomm Incorporated | Inter prediction refinement based on bi-directional optical flow (BIO) |
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