CN115486075B - 视频编解码的方法和装置、计算机可读存储介质 - Google Patents
视频编解码的方法和装置、计算机可读存储介质Info
- Publication number
- CN115486075B CN115486075B CN202180030569.0A CN202180030569A CN115486075B CN 115486075 B CN115486075 B CN 115486075B CN 202180030569 A CN202180030569 A CN 202180030569A CN 115486075 B CN115486075 B CN 115486075B
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- CN
- China
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- block
- current block
- samples
- prediction
- video
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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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
- H04N19/117—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
- H04N19/103—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
- H04N19/132—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
- H04N19/154—Measured or subjectively estimated visual quality after decoding, e.g. measurement of distortion
-
- 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
- H04N19/80—Details of filtering operations specially adapted for video compression, e.g. for pixel interpolation
- H04N19/82—Details of filtering operations specially adapted for video compression, e.g. for pixel interpolation involving filtering within a prediction loop
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
Applications Claiming Priority (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US202163164620P | 2021-03-23 | 2021-03-23 | |
| US63/164,620 | 2021-03-23 | ||
| US17/482,102 US12120296B2 (en) | 2021-03-23 | 2021-09-22 | Method and apparatus for video coding |
| US17/482,102 | 2021-09-22 | ||
| PCT/US2021/051964 WO2022203716A1 (en) | 2021-03-23 | 2021-09-24 | Method and apparatus for video coding |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN115486075A CN115486075A (zh) | 2022-12-16 |
| CN115486075B true CN115486075B (zh) | 2025-08-08 |
Family
ID=83365216
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202180030569.0A Active CN115486075B (zh) | 2021-03-23 | 2021-09-24 | 视频编解码的方法和装置、计算机可读存储介质 |
Country Status (6)
| Country | Link |
|---|---|
| US (2) | US12120296B2 (https=) |
| EP (1) | EP4115615A4 (https=) |
| JP (2) | JP7524347B2 (https=) |
| KR (1) | KR102892832B1 (https=) |
| CN (1) | CN115486075B (https=) |
| WO (1) | WO2022203716A1 (https=) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US12425572B2 (en) * | 2022-10-20 | 2025-09-23 | Tencent America LLC | Local illumination compensation |
| CN120814225A (zh) * | 2023-03-14 | 2025-10-17 | 北京达佳互联信息技术有限公司 | 用于自适应环路滤波器和跨分量自适应环路滤波器的方法和装置 |
| WO2024222424A1 (en) * | 2023-04-24 | 2024-10-31 | Mediatek Inc. | Methods and apparatus of filtered predictors for intratmp, ibc, or lic mode in video coding |
| WO2025014652A1 (en) * | 2023-07-08 | 2025-01-16 | Ofinno, Llc | Reference filtering for inter prediction |
| WO2025014915A1 (en) * | 2023-07-10 | 2025-01-16 | Ofinno, Llc | Template selection for reference filtering in inter prediction |
| WO2025071287A1 (ko) * | 2023-09-26 | 2025-04-03 | 가온그룹 주식회사 | 개선된 국소적 조도 보상 크로스필터에 기반한 동영상 부호화/복호화 방법 및 장치 |
| WO2025162269A1 (en) * | 2024-02-03 | 2025-08-07 | Douyin Vision Co., Ltd. | Method, apparatus, and medium for video processing |
| CN120676172A (zh) * | 2024-03-19 | 2025-09-19 | 腾讯科技（深圳）有限公司 | 视频处理方法、装置、介质及电子设备 |
| WO2025214385A1 (en) * | 2024-04-10 | 2025-10-16 | Mediatek Inc. | Methods and apparatus of multi-model or multi-tap local illumination compensation in video coding systems |
Family Cites Families (20)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8824553B2 (en) | 2003-05-12 | 2014-09-02 | Google Inc. | Video compression method |
| KR101369746B1 (ko) | 2007-01-22 | 2014-03-07 | 삼성전자주식회사 | 적응적 보간 필터를 이용한 영상 부호화, 복호화 방법 및장치 |
| EP2266321B1 (en) | 2008-04-23 | 2017-12-13 | Telefonaktiebolaget LM Ericsson (publ) | Template-based pixel block processing |
| US20110103464A1 (en) | 2008-06-12 | 2011-05-05 | Yunfei Zheng | Methods and Apparatus for Locally Adaptive Filtering for Motion Compensation Interpolation and Reference Picture Filtering |
| US8326075B2 (en) | 2008-09-11 | 2012-12-04 | Google Inc. | System and method for video encoding using adaptive loop filter |
| EP2192786A1 (en) * | 2008-11-27 | 2010-06-02 | Panasonic Corporation | Frequency domain filters for video coding |
| US20150365703A1 (en) * | 2014-06-13 | 2015-12-17 | Atul Puri | System and method for highly content adaptive quality restoration filtering for video coding |
| MX379248B (es) * | 2015-05-21 | 2025-03-10 | Huawei Tech Co Ltd | Aparato y método de compensación de movimiento de video. |
| KR20180050333A (ko) * | 2015-09-29 | 2018-05-14 | 엘지전자 주식회사 | 영상 코딩 시스템에서 필터링 방법 및 장치 |
| KR102856248B1 (ko) * | 2016-02-16 | 2025-09-04 | 삼성전자주식회사 | 비디오 부호화 방법 및 장치, 그 복호화 방법 및 장치 |
| KR102346713B1 (ko) * | 2016-04-12 | 2022-01-03 | 세종대학교산학협력단 | 인트라 예측 기반의 비디오 신호 처리 방법 및 장치 |
| US10834420B2 (en) * | 2016-04-29 | 2020-11-10 | Intellectual Discovery Co., Ltd. | Method and apparatus for encoding/decoding video signal |
| CN114401402B (zh) * | 2016-07-05 | 2024-06-14 | 株式会社Kt | 用于处理视频信号的方法和装置 |
| US10951912B2 (en) * | 2016-10-05 | 2021-03-16 | Qualcomm Incorporated | Systems and methods for adaptive selection of weights for video coding |
| US10965941B2 (en) * | 2017-10-09 | 2021-03-30 | Qualcomm Incorporated | Position-dependent prediction combinations in video coding |
| CN118413654A (zh) * | 2017-11-28 | 2024-07-30 | Lx 半导体科技有限公司 | 图像编码/解码设备、传输图像数据的设备和存储介质 |
| US11202079B2 (en) * | 2018-02-05 | 2021-12-14 | Tencent America LLC | Method and apparatus for video decoding of an affine model in an intra block copy mode |
| US10462488B1 (en) * | 2018-07-13 | 2019-10-29 | Tencent America LLC | Method and apparatus for video coding |
| EP3766249A4 (en) * | 2019-01-08 | 2022-01-26 | Tencent America Llc | Method and apparatus for memory bandwidth reduction for small inter blocks |
| US20200288158A1 (en) * | 2019-03-05 | 2020-09-10 | Qualcomm Incorporated | Prediction-domain filtering for video coding |
-
2021
- 2021-09-22 US US17/482,102 patent/US12120296B2/en active Active
- 2021-09-24 KR KR1020227036955A patent/KR102892832B1/ko active Active
- 2021-09-24 EP EP21933469.5A patent/EP4115615A4/en active Pending
- 2021-09-24 JP JP2022563469A patent/JP7524347B2/ja active Active
- 2021-09-24 CN CN202180030569.0A patent/CN115486075B/zh active Active
- 2021-09-24 WO PCT/US2021/051964 patent/WO2022203716A1/en not_active Ceased
-
2024
- 2024-07-16 JP JP2024113536A patent/JP7776204B2/ja active Active
- 2024-09-19 US US18/889,851 patent/US20250016315A1/en active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| US12120296B2 (en) | 2024-10-15 |
| JP2023522704A (ja) | 2023-05-31 |
| CN115486075A (zh) | 2022-12-16 |
| EP4115615A4 (en) | 2023-08-30 |
| WO2022203716A1 (en) | 2022-09-29 |
| KR102892832B1 (ko) | 2025-12-02 |
| EP4115615A1 (en) | 2023-01-11 |
| US20220312004A1 (en) | 2022-09-29 |
| KR20220158780A (ko) | 2022-12-01 |
| JP7776204B2 (ja) | 2025-11-26 |
| US20250016315A1 (en) | 2025-01-09 |
| JP7524347B2 (ja) | 2024-07-29 |
| JP2024137976A (ja) | 2024-10-07 |
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