BR112022011542A2 - Interpolação de amostra faccional para reamostragem de imagem de referência - Google Patents
Interpolação de amostra faccional para reamostragem de imagem de referênciaInfo
- Publication number
- BR112022011542A2 BR112022011542A2 BR112022011542A BR112022011542A BR112022011542A2 BR 112022011542 A2 BR112022011542 A2 BR 112022011542A2 BR 112022011542 A BR112022011542 A BR 112022011542A BR 112022011542 A BR112022011542 A BR 112022011542A BR 112022011542 A2 BR112022011542 A2 BR 112022011542A2
- Authority
- BR
- Brazil
- Prior art keywords
- resolution
- interpolation
- sample
- reference image
- different
- 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
- H04N19/169—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
-
- 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
- H04N19/117—Filters, e.g. for pre-processing or post-processing
-
- 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
- H04N19/167—Position within a video image, e.g. region of interest [ROI]
-
- 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
- H04N19/174—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 slice, e.g. a line of blocks or a group of 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
- H04N19/50—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
- H04N19/523—Motion estimation or motion compensation with sub-pixel accuracy
-
- 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
- H04N19/587—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal sub-sampling or interpolation, e.g. decimation or subsequent interpolation of pictures in a video sequence
-
- 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
- H04N19/80—Details of filtering operations specially adapted for video compression, e.g. for pixel interpolation
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
- Closed-Circuit Television Systems (AREA)
- Color Television Systems (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP19218738 | 2019-12-20 | ||
| PCT/EP2020/087493 WO2021123439A1 (en) | 2019-12-20 | 2020-12-21 | Factional sample interpolation for reference picture resampling |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BR112022011542A2 true BR112022011542A2 (pt) | 2022-08-30 |
Family
ID=69104236
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BR112022011542A BR112022011542A2 (pt) | 2019-12-20 | 2020-12-21 | Interpolação de amostra faccional para reamostragem de imagem de referência |
Country Status (13)
| Country | Link |
|---|---|
| US (3) | US11991355B2 (https=) |
| EP (3) | EP4701185A2 (https=) |
| JP (2) | JP7707170B2 (https=) |
| KR (1) | KR20220112787A (https=) |
| CN (2) | CN120512541A (https=) |
| AU (2) | AU2020405366B2 (https=) |
| BR (1) | BR112022011542A2 (https=) |
| CA (1) | CA3164497A1 (https=) |
| IL (1) | IL293914A (https=) |
| MX (2) | MX2022007138A (https=) |
| PH (1) | PH12022551530A1 (https=) |
| TW (1) | TWI794705B (https=) |
| WO (1) | WO2021123439A1 (https=) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN120343237A (zh) * | 2019-05-13 | 2025-07-18 | 三星电子株式会社 | 基于视频尺寸编解码视频的方法和设备 |
| EP4701185A2 (en) | 2019-12-20 | 2026-02-25 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Factional sample interpolation for reference picture resampling |
| WO2022197137A1 (ko) * | 2021-03-19 | 2022-09-22 | 현대자동차주식회사 | 성분별 적응적 공간해상도를 갖는 움직임벡터를 이용하는 비디오 코딩방법 및 장치 |
| WO2025073096A1 (en) * | 2023-10-06 | 2025-04-10 | Guangdong Oppo Mobile Telecommunications Corp., Ltd. | Weighted filtering for picture enhancement in video coding |
| WO2025258912A1 (ko) * | 2024-06-12 | 2025-12-18 | 주식회사 윌러스표준기술연구소 | 비디오 신호 처리 방법 및 이를 위한 장치 |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9491460B2 (en) * | 2013-03-29 | 2016-11-08 | Qualcomm Incorporated | Bandwidth reduction for video coding prediction |
| EP3264768A1 (en) * | 2016-06-30 | 2018-01-03 | Thomson Licensing | Method and apparatus for video coding with adaptive motion information refinement |
| EP3264769A1 (en) * | 2016-06-30 | 2018-01-03 | Thomson Licensing | Method and apparatus for video coding with automatic motion information refinement |
| KR20200119877A (ko) * | 2018-02-20 | 2020-10-20 | 프라운호퍼 게젤샤프트 쭈르 푀르데룽 데어 안겐반텐 포르슝 에. 베. | 가변 해상도를 지원하고 그리고/또는 영역별 패킹을 효율적으로 처리하는 화상/비디오 코딩 |
| WO2020115355A1 (en) * | 2018-12-04 | 2020-06-11 | Nokia Technologies Oy | An apparatus, a method and a computer program for video coding and decoding |
| US11563933B2 (en) | 2019-07-09 | 2023-01-24 | Qualcomm Incorporated | Reference picture resampling with switchable filters |
| JP7359942B2 (ja) * | 2019-08-20 | 2023-10-11 | 北京字節跳動網絡技術有限公司 | 映像処理における代替の補間フィルタの選択的使用 |
| EP4701185A2 (en) | 2019-12-20 | 2026-02-25 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Factional sample interpolation for reference picture resampling |
-
2020
- 2020-12-21 EP EP26151171.1A patent/EP4701185A2/en active Pending
- 2020-12-21 KR KR1020227020405A patent/KR20220112787A/ko active Pending
- 2020-12-21 EP EP20830247.1A patent/EP4078951B1/en active Active
- 2020-12-21 CN CN202510645771.4A patent/CN120512541A/zh active Pending
- 2020-12-21 MX MX2022007138A patent/MX2022007138A/es unknown
- 2020-12-21 TW TW109145319A patent/TWI794705B/zh active
- 2020-12-21 CN CN202080088794.5A patent/CN114788273B/zh active Active
- 2020-12-21 CA CA3164497A patent/CA3164497A1/en active Pending
- 2020-12-21 US US17/787,218 patent/US11991355B2/en active Active
- 2020-12-21 JP JP2022536872A patent/JP7707170B2/ja active Active
- 2020-12-21 WO PCT/EP2020/087493 patent/WO2021123439A1/en not_active Ceased
- 2020-12-21 IL IL293914A patent/IL293914A/en unknown
- 2020-12-21 AU AU2020405366A patent/AU2020405366B2/en active Active
- 2020-12-21 EP EP24219973.5A patent/EP4542994B1/en active Active
- 2020-12-21 PH PH1/2022/551530A patent/PH12022551530A1/en unknown
- 2020-12-21 BR BR112022011542A patent/BR112022011542A2/pt unknown
-
2022
- 2022-06-10 MX MX2025008052A patent/MX2025008052A/es unknown
-
2024
- 2024-04-16 US US18/636,785 patent/US12316839B2/en active Active
-
2025
- 2025-04-28 US US19/192,095 patent/US20250260811A1/en active Pending
- 2025-07-02 JP JP2025112385A patent/JP7843404B2/ja active Active
-
2026
- 2026-01-27 AU AU2026200547A patent/AU2026200547A1/en active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| EP4542994A3 (en) | 2025-05-07 |
| AU2020405366A1 (en) | 2022-08-11 |
| CN120512541A (zh) | 2025-08-19 |
| US20240267516A1 (en) | 2024-08-08 |
| JP2025138813A (ja) | 2025-09-25 |
| JP7843404B2 (ja) | 2026-04-09 |
| EP4078951A1 (en) | 2022-10-26 |
| US12316839B2 (en) | 2025-05-27 |
| US11991355B2 (en) | 2024-05-21 |
| EP4542994B1 (en) | 2026-02-04 |
| WO2021123439A1 (en) | 2021-06-24 |
| AU2020405366B2 (en) | 2025-11-27 |
| MX2022007138A (es) | 2022-08-15 |
| CA3164497A1 (en) | 2021-06-24 |
| EP4542994A2 (en) | 2025-04-23 |
| US20230059366A1 (en) | 2023-02-23 |
| EP4701185A2 (en) | 2026-02-25 |
| JP2023506877A (ja) | 2023-02-20 |
| EP4078951B1 (en) | 2025-01-29 |
| CN114788273A (zh) | 2022-07-22 |
| AU2026200547A1 (en) | 2026-02-12 |
| IL293914A (en) | 2022-08-01 |
| JP7707170B2 (ja) | 2025-07-14 |
| TW202133617A (zh) | 2021-09-01 |
| CN114788273B (zh) | 2025-06-06 |
| KR20220112787A (ko) | 2022-08-11 |
| PH12022551530A1 (en) | 2023-04-03 |
| TWI794705B (zh) | 2023-03-01 |
| US20250260811A1 (en) | 2025-08-14 |
| MX2025008052A (es) | 2025-08-01 |
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