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
-
- 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
-
- 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 |
|---|---|---|---|
| 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 |
| 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 |
Family Applications After (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) | EP4407992B1 (pl) |
| JP (3) | JP7384929B2 (pl) |
| KR (3) | KR102890734B1 (pl) |
| CN (4) | CN120769036A (pl) |
| ES (2) | ES2947509T3 (pl) |
| HU (2) | HUE061979T2 (pl) |
| MX (3) | MX2021013977A (pl) |
| PL (2) | PL4221225T3 (pl) |
| PT (2) | PT4221225T (pl) |
| WO (1) | WO2020232264A1 (pl) |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP7323641B2 (ja) | 2019-05-21 | 2023-08-08 | 北京字節跳動網絡技術有限公司 | アフィンモードのための適応動きベクトル差分分解 |
| CN119520827A (zh) * | 2019-06-24 | 2025-02-25 | Lg电子株式会社 | 编码设备、解码设备和数据发送设备 |
| CN117336468A (zh) | 2019-08-10 | 2024-01-02 | 北京字节跳动网络技术有限公司 | 视频比特流中的子图片相关信令通知 |
| KR102773340B1 (ko) * | 2019-08-22 | 2025-02-25 | 엘지전자 주식회사 | 가중 예측을 수행하는 영상 부호화/복호화 방법, 장치 및 비트스트림을 전송하는 방법 |
| 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 |
| CN115398892B (zh) | 2020-03-23 | 2025-02-28 | 抖音视界有限公司 | 仿射merge和仿射运动矢量预测模式的预测细化 |
| 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 |
| EP1547393A4 (en) * | 2002-09-05 | 2010-10-13 | Agency Science Tech & Res | METHOD AND DEVICE FOR CONTROLLING THE RATE OF A VIDEO SEQUENCE AND VIDEO CODING DEVICE |
| EP2140687A2 (en) * | 2007-04-03 | 2010-01-06 | 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 |
| WO2015125489A1 (en) * | 2014-02-24 | 2015-08-27 | Sharp Kabushiki Kaisha | Restrictions on signaling |
| US20170324981A1 (en) | 2014-06-19 | 2017-11-09 | Sharp Kabushiki Kaisha | Method for decoding a video bitstream |
| US10264286B2 (en) | 2014-06-26 | 2019-04-16 | 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) |
| WO2019195101A1 (en) | 2018-04-05 | 2019-10-10 | Futurewei Technologies, Inc. | Efficient association between dash objects |
| KR102660160B1 (ko) * | 2018-11-22 | 2024-04-24 | 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 | 서브 블록 기반 인터 예측을 위한 조정 방법 |
| CN118612454A (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 |
| CN113853792B (zh) | 2019-05-11 | 2025-09-16 | 北京字节跳动网络技术有限公司 | 带有参考图片重采样的编解码工具 |
| CN116419000A (zh) * | 2019-07-08 | 2023-07-11 | 华为技术有限公司 | 用于视频译码中的参考图像重采样的多个图像大小和符合性窗口的处理 |
| CN117376557A (zh) | 2019-10-13 | 2024-01-09 | 北京字节跳动网络技术有限公司 | 参考图片重采样与视频编解码工具之间的相互作用 |
-
2020
- 2020-05-14 KR KR1020247002255A patent/KR102890734B1/ko 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 PT231672254T patent/PT4221225T/pt unknown
- 2020-05-14 PT PT208053819T patent/PT3970363T/pt unknown
- 2020-05-14 KR KR1020257038949A patent/KR20250171425A/ko active Pending
- 2020-05-14 ES ES20805381T patent/ES2947509T3/es active Active
- 2020-05-14 EP EP25224927.1A patent/EP4708867A2/en active Pending
- 2020-05-14 ES ES23167225T patent/ES2987557T3/es active Active
- 2020-05-14 JP JP2021568304A patent/JP7384929B2/ja active Active
- 2020-05-14 HU HUE20805381A patent/HUE061979T2/hu unknown
- 2020-05-14 CN CN202510994201.6A patent/CN120769036A/zh active Pending
- 2020-05-14 WO PCT/US2020/032922 patent/WO2020232264A1/en not_active Ceased
- 2020-05-14 CN CN202410218755.2A patent/CN118101931B/zh active Active
- 2020-05-14 PL PL23167225.4T patent/PL4221225T3/pl unknown
- 2020-05-14 EP EP23167225.4A patent/EP4221225B1/en active Active
- 2020-05-14 HU HUE23167225A patent/HUE067055T2/hu unknown
- 2020-05-14 CN CN202080035926.8A patent/CN113826381A/zh active Pending
- 2020-05-14 EP EP20805381.9A patent/EP3970363B1/en active Active
- 2020-05-14 KR KR1020217041181A patent/KR102628896B1/ko active Active
- 2020-05-14 PL PL20805381.9T patent/PL3970363T3/pl unknown
- 2020-05-14 CN CN202510983481.0A patent/CN121151544A/zh active Pending
-
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
-
2023
- 2023-11-09 JP JP2023191422A patent/JP7635341B2/ja active Active
-
2025
- 2025-02-12 JP JP2025020501A patent/JP2025087712A/ja active Pending
- 2025-09-03 US US19/318,028 patent/US20260067448A1/en active Pending
Also Published As
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| PT4221225T (pt) | Manuseio da ferramenta de codificação de fluxo óptico bidirecional (bio) para resamplagem de imagem de referência na codificação de vídeo | |
| DK3977723T3 (da) | Håndtering af flere billedstørrelser og overensstemmelsesvinduer til referencebilledgensampling i videokodning | |
| SG11202109031TA (en) | Method and apparatus for video coding | |
| SG11202109233PA (en) | Method and apparatus for video encoding or decoding | |
| EP3304161A4 (en) | Bi-directional stiffness for optical image stabilization and auto-focus in a dual-aperture digital camera | |
| EP3586513A4 (en) | METHOD AND APPARATUS FOR REFINING MOTION BASED ON A BIDIRECTIONAL OPTICAL FLOW FOR VIDEO CODING | |
| PL3912357T3 (pl) | Ograniczone wyprowadzanie wektora ruchu dla długotrwałych obrazów odniesienia w kodowaniu wideo | |
| SG11202009302RA (en) | Method and apparatus for encoding/decoding image | |
| SG11202108999TA (en) | Method and apparatus for video coding | |
| GB2621248B (en) | Video encoding using pre-processing | |
| SG11202110364XA (en) | Method and apparatus for video coding | |
| SG11202110139RA (en) | Method and apparatus for video coding | |
| SG11202110645RA (en) | Method and apparatus for video coding | |
| SG11202110361RA (en) | Method and apparatus for video coding | |
| DK3967038T3 (da) | Referencebilledhåndtering i lagdelt videokodning | |
| IL314930B2 (en) | Method and device for encoding and decoding images | |
| SG11202110194WA (en) | Method and apparatus for video coding | |
| IL280244A (en) | Deblocking filter for video encoding and processing | |
| EP4441997A4 (en) | INVERTIBLE FILTERING FOR VIDEO CODING | |
| HUE070860T2 (hu) | Eljárás és eszköz képinformáció feldolgozásához kép/videó kódoláshoz | |
| GB2588271B (en) | Cloud-based image rendering for video stream enrichment | |
| EP4085636A4 (en) | RESIDUAL AND COEFFICIENT ENCODING FOR VIDEO CODING | |
| SG11202111574XA (en) | Method and apparatus for video coding | |
| SG11202109468RA (en) | Context derivation for last position coding for video coding | |
| SG11202109622QA (en) | Method and apparatus for video coding |