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 |
|---|---|---|---|---|
| KR20260033099A (ko) | 2019-05-13 | 2026-03-10 | 삼성전자주식회사 | 영상 크기에 기반한 영상의 부호화 방법 및 장치, 영상의 복호화 방법 및 장치 |
| CA3164497A1 (en) | 2019-12-20 | 2021-06-24 | Fraunhofer-Gesellschaft Zur Forderung 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 |
| EP3264769A1 (en) * | 2016-06-30 | 2018-01-03 | Thomson Licensing | Method and apparatus for video coding with automatic motion information refinement |
| EP3264768A1 (en) * | 2016-06-30 | 2018-01-03 | Thomson Licensing | Method and apparatus for video coding with adaptive motion information refinement |
| JP7104485B2 (ja) * | 2018-02-20 | 2022-07-21 | フラウンホファー ゲセルシャフト ツール フェールデルンク ダー アンゲヴァンテン フォルシュンク エー．ファオ． | 変動する解像度をサポートしかつ／または領域単位パッキングを効率的に処理するピクチャ／ビデオコーディング |
| US20220078481A1 (en) * | 2018-12-04 | 2022-03-10 | 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 |
| CN114270856B (zh) | 2019-08-20 | 2025-11-14 | 北京字节跳动网络技术有限公司 | 视频处理中的备选插值滤波器的选择性使用 |
| CA3164497A1 (en) | 2019-12-20 | 2021-06-24 | Fraunhofer-Gesellschaft Zur Forderung Der Angewandten Forschung E.V. | Factional sample interpolation for reference picture resampling |
-
2020
- 2020-12-21 CA CA3164497A patent/CA3164497A1/en active Pending
- 2020-12-21 BR BR112022011542A patent/BR112022011542A2/pt unknown
- 2020-12-21 EP EP26151171.1A patent/EP4701185A2/en active Pending
- 2020-12-21 JP JP2022536872A patent/JP7707170B2/ja active Active
- 2020-12-21 KR KR1020227020405A patent/KR20220112787A/ko active Pending
- 2020-12-21 EP EP20830247.1A patent/EP4078951B1/en active Active
- 2020-12-21 MX MX2022007138A patent/MX2022007138A/es unknown
- 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 CN CN202510645771.4A patent/CN120512541A/zh active Pending
- 2020-12-21 CN CN202080088794.5A patent/CN114788273B/zh active Active
- 2020-12-21 PH PH1/2022/551530A patent/PH12022551530A1/en unknown
- 2020-12-21 TW TW109145319A patent/TWI794705B/zh active
- 2020-12-21 AU AU2020405366A patent/AU2020405366B2/en active Active
- 2020-12-21 US US17/787,218 patent/US11991355B2/en active Active
- 2020-12-21 EP EP24219973.5A patent/EP4542994B1/en active Active
-
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 |
|---|---|
| EP4701185A2 (en) | 2026-02-25 |
| CN114788273B (zh) | 2025-06-06 |
| JP2023506877A (ja) | 2023-02-20 |
| AU2026200547A1 (en) | 2026-02-12 |
| CN114788273A (zh) | 2022-07-22 |
| JP7843404B2 (ja) | 2026-04-09 |
| EP4542994A2 (en) | 2025-04-23 |
| AU2020405366A1 (en) | 2022-08-11 |
| PH12022551530A1 (en) | 2023-04-03 |
| TW202133617A (zh) | 2021-09-01 |
| MX2022007138A (es) | 2022-08-15 |
| EP4078951B1 (en) | 2025-01-29 |
| US20250260811A1 (en) | 2025-08-14 |
| JP7707170B2 (ja) | 2025-07-14 |
| KR20220112787A (ko) | 2022-08-11 |
| JP2025138813A (ja) | 2025-09-25 |
| CN120512541A (zh) | 2025-08-19 |
| US11991355B2 (en) | 2024-05-21 |
| TWI794705B (zh) | 2023-03-01 |
| US20240267516A1 (en) | 2024-08-08 |
| WO2021123439A1 (en) | 2021-06-24 |
| US12316839B2 (en) | 2025-05-27 |
| IL293914A (en) | 2022-08-01 |
| EP4078951A1 (en) | 2022-10-26 |
| CA3164497A1 (en) | 2021-06-24 |
| US20230059366A1 (en) | 2023-02-23 |
| EP4542994B1 (en) | 2026-02-04 |
| AU2020405366B2 (en) | 2025-11-27 |
| EP4542994A3 (en) | 2025-05-07 |
| MX2025008052A (es) | 2025-08-01 |
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