PL4221225T3 - Obsługa narzędzia kodowania dwukierunkowego przepływu optycznego (bio) na potrzeby zmiany rozdzielczości obrazu referencyjnego w kodowaniu wideo - Google Patents
Obsługa narzędzia kodowania dwukierunkowego przepływu optycznego (bio) na potrzeby zmiany rozdzielczości obrazu referencyjnego w kodowaniu wideoInfo
- Publication number
- PL4221225T3 PL4221225T3 PL23167225.4T PL23167225T PL4221225T3 PL 4221225 T3 PL4221225 T3 PL 4221225T3 PL 23167225 T PL23167225 T PL 23167225T PL 4221225 T3 PL4221225 T3 PL 4221225T3
- Authority
- PL
- Poland
- Prior art keywords
- bio
- handling
- coding
- reference picture
- optical flow
- 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
- 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
- H04N19/119—Adaptive subdivision aspects, e.g. subdivision of a picture into rectangular or non-rectangular coding 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
- H04N19/102—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
- H04N19/124—Quantisation
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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
- H04N19/132—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
- H04N19/157—Assigned coding mode, i.e. the coding mode being predefined or preselected to be further used for selection of another element or parameter
-
- 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
-
- 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
- H04N19/577—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
- H04N19/70—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
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
- Optical Communication System (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201962848409P | 2019-05-15 | 2019-05-15 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| PL4221225T3 true PL4221225T3 (pl) | 2024-08-26 |
Family
ID=73289314
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PL20805381.9T PL3970363T3 (pl) | 2019-05-15 | 2020-05-14 | Obsługa narzędzia kodowania dwukierunkowego przepływu optycznego (bio) dla ponownego próbkowania obrazu referencyjnego w kodowaniu wideo |
| PL23167225.4T PL4221225T3 (pl) | 2019-05-15 | 2020-05-14 | Obsługa narzędzia kodowania dwukierunkowego przepływu optycznego (bio) na potrzeby zmiany rozdzielczości obrazu referencyjnego w kodowaniu wideo |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PL20805381.9T PL3970363T3 (pl) | 2019-05-15 | 2020-05-14 | Obsługa narzędzia kodowania dwukierunkowego przepływu optycznego (bio) dla ponownego próbkowania obrazu referencyjnego w kodowaniu wideo |
Country Status (11)
| Country | Link |
|---|---|
| US (2) | US12452405B2 (pl) |
| EP (4) | EP3970363B1 (pl) |
| JP (3) | JP7384929B2 (pl) |
| KR (3) | KR102890734B1 (pl) |
| CN (4) | CN118101931B (pl) |
| ES (2) | ES2947509T3 (pl) |
| HU (2) | HUE067055T2 (pl) |
| MX (3) | MX2021013977A (pl) |
| PL (2) | PL3970363T3 (pl) |
| PT (2) | PT4221225T (pl) |
| WO (1) | WO2020232264A1 (pl) |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020233660A1 (en) | 2019-05-21 | 2020-11-26 | Beijing Bytedance Network Technology Co., Ltd. | Syntax-based motion candidate derivation in sub-block merge mode |
| WO2020262901A1 (ko) | 2019-06-24 | 2020-12-30 | 엘지전자 주식회사 | 영상 디코딩 방법 및 그 장치 |
| EP3997869A4 (en) | 2019-08-10 | 2022-10-26 | Beijing Bytedance Network Technology Co., Ltd. | Subpicture dependent signaling in video bitstreams |
| CN120302048A (zh) * | 2019-08-22 | 2025-07-11 | Lg电子株式会社 | 图像解码方法、图像编码方法和比特流发送方法 |
| CN114631321B (zh) | 2019-10-18 | 2024-04-12 | 北京字节跳动网络技术有限公司 | 子图片与环路滤波之间的相互影响 |
| CN115280774B (zh) | 2019-12-02 | 2025-08-19 | 抖音视界有限公司 | 视觉媒体处理的方法、装置及非暂时性计算机可读存储介质 |
| KR20220157950A (ko) | 2020-03-23 | 2022-11-29 | 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 | 어파인 머지 및 어파인 모션 벡터 예측 모드에 대한 예측 리파인먼트 |
| CN115118972B (zh) * | 2021-03-17 | 2025-09-02 | 华为技术有限公司 | 视频图像的编解码方法及相关设备 |
| EP4351133A1 (en) * | 2022-10-07 | 2024-04-10 | Beijing Xiaomi Mobile Software Co., Ltd. | Encoding/decoding video picture data |
| CN120378615A (zh) * | 2024-01-24 | 2025-07-25 | 华为技术有限公司 | 一种编解码方法及装置 |
Family Cites Families (20)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| IL149562A0 (en) | 2002-05-09 | 2002-11-10 | Prochon Ltd | Fgf variants and methods for use thereof |
| JP4390112B2 (ja) * | 2002-09-05 | 2009-12-24 | エージェンシー フォー サイエンス，テクノロジー アンド リサーチ | ビデオシーケンスのレートを制御する方法及び装置並びにビデオ符号化装置 |
| WO2008140656A2 (en) | 2007-04-03 | 2008-11-20 | Gary Demos | Flowfield motion compensation for video compression |
| US9451252B2 (en) * | 2012-01-14 | 2016-09-20 | Qualcomm Incorporated | Coding parameter sets and NAL unit headers for video coding |
| US20150195564A1 (en) * | 2014-01-03 | 2015-07-09 | Qualcomm Incorporated | Method for coding a reference picture set (rps) in multi-layer coding |
| US10567804B2 (en) | 2014-01-08 | 2020-02-18 | Qualcomm Incorporated | Carriage of HEVC extension bitstreams and buffer model with MPEG-2 systems |
| US20170171563A1 (en) * | 2014-02-24 | 2017-06-15 | Sharp Kabushiki Kaisha | Restrictions on signaling |
| JP2017525215A (ja) | 2014-06-19 | 2017-08-31 | シャープ株式会社 | 復号方法 |
| US10091532B2 (en) | 2014-06-26 | 2018-10-02 | Qualcomm Incorporated | Bitstream conformance constraints in scalable video coding |
| US10375413B2 (en) * | 2015-09-28 | 2019-08-06 | Qualcomm Incorporated | Bi-directional optical flow for video coding |
| EP4661401A3 (en) * | 2016-02-03 | 2026-02-25 | Guangdong Oppo Mobile Telecommunications Corp., Ltd. | Moving image decoding device, moving image coding device, and prediction image generation device |
| US10904565B2 (en) * | 2017-06-23 | 2021-01-26 | Qualcomm Incorporated | Memory-bandwidth-efficient design for bi-directional optical flow (BIO) |
| CN111869221B (zh) | 2018-04-05 | 2021-07-20 | 华为技术有限公司 | Dash对象之间的有效关联 |
| EP3857896A4 (en) * | 2018-11-22 | 2021-12-01 | Beijing Bytedance Network Technology Co. Ltd. | COORDINATION PROCESS FOR INTER-PREDICTION BASED ON SUB-BLOCKS |
| CN118612453A (zh) * | 2019-02-14 | 2024-09-06 | Lg 电子株式会社 | 基于dmvr的帧间预测方法和设备 |
| CN113475076B (zh) * | 2019-03-11 | 2024-03-12 | 阿里巴巴集团控股有限公司 | 用于对视频数据进行编码的帧间预测方法 |
| US11039150B2 (en) * | 2019-04-19 | 2021-06-15 | Tencent America LLC | Method and apparatus for video coding |
| SG11202112279WA (en) * | 2019-05-11 | 2021-12-30 | Beijing Bytedance Network Technology Co Ltd | Selective use of coding tools in video processing |
| KR20220025017A (ko) * | 2019-07-08 | 2022-03-03 | 후아웨이 테크놀러지 컴퍼니 리미티드 | 비디오 코딩에서 참조 픽처 리샘플링을 위한 다수의 픽처 크기 및 적합성 윈도우의 핸들링 |
| JP7414980B2 (ja) * | 2019-10-13 | 2024-01-16 | 北京字節跳動網絡技術有限公司 | 参照ピクチャリサンプリングと映像コーディングツールとの間の相互作用 |
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2020
- 2020-05-14 CN CN202410218755.2A patent/CN118101931B/zh active Active
- 2020-05-14 PL PL20805381.9T patent/PL3970363T3/pl unknown
- 2020-05-14 PT PT231672254T patent/PT4221225T/pt unknown
- 2020-05-14 CN CN202510994201.6A patent/CN120769036A/zh active Pending
- 2020-05-14 EP EP20805381.9A patent/EP3970363B1/en active Active
- 2020-05-14 ES ES20805381T patent/ES2947509T3/es active Active
- 2020-05-14 MX MX2021013977A patent/MX2021013977A/es unknown
- 2020-05-14 EP EP24175877.0A patent/EP4407992B1/en active Active
- 2020-05-14 PT PT208053819T patent/PT3970363T/pt unknown
- 2020-05-14 KR KR1020247002255A patent/KR102890734B1/ko active Active
- 2020-05-14 PL PL23167225.4T patent/PL4221225T3/pl unknown
- 2020-05-14 CN CN202510983481.0A patent/CN121151544A/zh active Pending
- 2020-05-14 HU HUE23167225A patent/HUE067055T2/hu unknown
- 2020-05-14 EP EP25224927.1A patent/EP4708867A3/en active Pending
- 2020-05-14 KR KR1020217041181A patent/KR102628896B1/ko active Active
- 2020-05-14 JP JP2021568304A patent/JP7384929B2/ja active Active
- 2020-05-14 WO PCT/US2020/032922 patent/WO2020232264A1/en not_active Ceased
- 2020-05-14 EP EP23167225.4A patent/EP4221225B1/en active Active
- 2020-05-14 KR KR1020257038949A patent/KR20250171425A/ko active Pending
- 2020-05-14 CN CN202080035926.8A patent/CN113826381A/zh active Pending
- 2020-05-14 HU HUE20805381A patent/HUE061979T2/hu unknown
- 2020-05-14 ES ES23167225T patent/ES2987557T3/es active Active
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2021
- 2021-09-24 US US17/484,796 patent/US12452405B2/en active Active
- 2021-11-12 MX MX2024002741A patent/MX2024002741A/es unknown
- 2021-11-12 MX MX2024015519A patent/MX2024015519A/es unknown
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2023
- 2023-11-09 JP JP2023191422A patent/JP7635341B2/ja active Active
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2025
- 2025-02-12 JP JP2025020501A patent/JP2025087712A/ja active Pending
- 2025-09-03 US US19/318,028 patent/US20260067448A1/en active Pending
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