CL2022001771A1 - Restricción de predictor de vector de movimiento basado en historia para fusionar región de estimación - Google Patents
Restricción de predictor de vector de movimiento basado en historia para fusionar región de estimaciónInfo
- Publication number
- CL2022001771A1 CL2022001771A1 CL2022001771A CL2022001771A CL2022001771A1 CL 2022001771 A1 CL2022001771 A1 CL 2022001771A1 CL 2022001771 A CL2022001771 A CL 2022001771A CL 2022001771 A CL2022001771 A CL 2022001771A CL 2022001771 A1 CL2022001771 A1 CL 2022001771A1
- Authority
- CL
- Chile
- Prior art keywords
- history
- motion vector
- constraint
- estimation region
- based motion
- 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
- H04N19/50—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
- H04N19/10—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
- H04N19/134—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
- H04N19/136—Incoming video signal characteristics or properties
- H04N19/137—Motion inside a coding unit, e.g. average field, frame or block difference
- H04N19/139—Analysis of motion vectors, e.g. their magnitude, direction, variance or reliability
-
- 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
- H04N19/176—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
- H04N19/42—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by implementation details or hardware specially adapted for video compression or decompression, e.g. dedicated software implementation
- H04N19/436—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by implementation details or hardware specially adapted for video compression or decompression, e.g. dedicated software implementation using parallelised computational arrangements
-
- 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
- H04N19/58—Motion compensation with long-term prediction, i.e. the reference frame for a current frame not being the temporally closest one
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Computing Systems (AREA)
- Theoretical Computer Science (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201962955977P | 2019-12-31 | 2019-12-31 | |
| US17/136,983 US11722692B2 (en) | 2019-12-31 | 2020-12-29 | History-based motion vector predictor constraint for merge estimation region |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CL2022001771A1 true CL2022001771A1 (es) | 2023-02-10 |
Family
ID=76546766
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CL2022001771A CL2022001771A1 (es) | 2019-12-31 | 2022-06-29 | Restricción de predictor de vector de movimiento basado en historia para fusionar región de estimación |
Country Status (10)
| Country | Link |
|---|---|
| US (1) | US11722692B2 (enExample) |
| EP (1) | EP4085629A1 (enExample) |
| JP (1) | JP7730820B2 (enExample) |
| KR (1) | KR20220122997A (enExample) |
| CN (1) | CN115176472B (enExample) |
| CL (1) | CL2022001771A1 (enExample) |
| CO (1) | CO2022008965A2 (enExample) |
| IL (1) | IL293448B1 (enExample) |
| TW (1) | TWI865705B (enExample) |
| WO (1) | WO2021138428A1 (enExample) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114270862A (zh) * | 2019-09-03 | 2022-04-01 | 松下电器（美国）知识产权公司 | 编码装置、解码装置、编码方法和解码方法 |
| US12212776B2 (en) * | 2021-09-24 | 2025-01-28 | Apple Inc. | Systems and methods for low resolution motion estimation searches |
| US20250016325A1 (en) * | 2021-11-18 | 2025-01-09 | Lg Electronics Inc. | Image encoding/decoding method and device, and recording medium in which bitstream is stored |
| US20240080462A1 (en) * | 2022-09-06 | 2024-03-07 | Apple Inc. | Systems and Methods for Low-Resolution Motion Estimation Searches |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10200711B2 (en) * | 2015-03-27 | 2019-02-05 | Qualcomm Incorporated | Motion vector derivation in video coding |
| WO2019223746A1 (en) * | 2018-05-23 | 2019-11-28 | Mediatek Inc. | Method and apparatus of video coding using bi-directional cu weight |
| US11606575B2 (en) * | 2018-07-10 | 2023-03-14 | Qualcomm Incorporated | Multiple history based non-adjacent MVPs for wavefront processing of video coding |
| US10440378B1 (en) | 2018-07-17 | 2019-10-08 | Tencent America LLC | Method and apparatus for history-based motion vector prediction with parallel processing |
| US10362330B1 (en) * | 2018-07-30 | 2019-07-23 | Tencent America LLC | Combining history-based motion vector prediction and non-adjacent merge prediction |
| US10924731B2 (en) * | 2018-08-28 | 2021-02-16 | Tencent America LLC | Complexity constraints on merge candidates list construction |
| US11184635B2 (en) * | 2018-08-31 | 2021-11-23 | Tencent America LLC | Method and apparatus for video coding with motion vector constraints |
| WO2020067835A1 (ko) * | 2018-09-28 | 2020-04-02 | 엘지전자 주식회사 | 어파인 예측을 이용하여 비디오 신호를 처리하기 위한 방법 및 장치 |
| KR102608615B1 (ko) * | 2018-11-02 | 2023-12-05 | 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 | Hmvp 후보 저장을 위한 표 유지 |
| US11012697B2 (en) * | 2018-12-07 | 2021-05-18 | Qualcomm Incorporated | Shared candidate list and parallel candidate list derivation for video coding |
| CN111213381B (zh) | 2018-12-29 | 2021-11-12 | 深圳市大疆创新科技有限公司 | 视频处理方法和设备 |
-
2020
- 2020-12-29 US US17/136,983 patent/US11722692B2/en active Active
- 2020-12-30 EP EP20845544.4A patent/EP4085629A1/en active Pending
- 2020-12-30 TW TW109146822A patent/TWI865705B/zh active
- 2020-12-30 KR KR1020227021538A patent/KR20220122997A/ko active Pending
- 2020-12-30 CN CN202080089403.1A patent/CN115176472B/zh active Active
- 2020-12-30 JP JP2022539378A patent/JP7730820B2/ja active Active
- 2020-12-30 IL IL293448A patent/IL293448B1/en unknown
- 2020-12-30 WO PCT/US2020/067476 patent/WO2021138428A1/en not_active Ceased
-
2022
- 2022-06-28 CO CONC2022/0008965A patent/CO2022008965A2/es unknown
- 2022-06-29 CL CL2022001771A patent/CL2022001771A1/es unknown
Also Published As
| Publication number | Publication date |
|---|---|
| CN115176472B (zh) | 2026-04-28 |
| CO2022008965A2 (es) | 2022-07-19 |
| IL293448A (en) | 2022-07-01 |
| IL293448B1 (en) | 2026-01-01 |
| TWI865705B (zh) | 2024-12-11 |
| JP7730820B2 (ja) | 2025-08-28 |
| US11722692B2 (en) | 2023-08-08 |
| WO2021138428A1 (en) | 2021-07-08 |
| TW202133619A (zh) | 2021-09-01 |
| KR20220122997A (ko) | 2022-09-05 |
| JP2023508468A (ja) | 2023-03-02 |
| US20210203982A1 (en) | 2021-07-01 |
| CN115176472A (zh) | 2022-10-11 |
| EP4085629A1 (en) | 2022-11-09 |
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