MX2024010830A - Ajuste de modelo para la compensacion de iluminacion local en la codificacion de video. - Google Patents
Ajuste de modelo para la compensacion de iluminacion local en la codificacion de video.Info
- Publication number
- MX2024010830A MX2024010830A MX2024010830A MX2024010830A MX2024010830A MX 2024010830 A MX2024010830 A MX 2024010830A MX 2024010830 A MX2024010830 A MX 2024010830A MX 2024010830 A MX2024010830 A MX 2024010830A MX 2024010830 A MX2024010830 A MX 2024010830A
- Authority
- MX
- Mexico
- Prior art keywords
- illumination compensation
- local illumination
- block
- decoder
- video
- 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
- H04N19/70—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
-
- 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
-
- 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
- H04N19/154—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
- H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
- H04N19/593—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving spatial prediction techniques
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US202263269039P | 2022-03-08 | 2022-03-08 | |
| PCT/US2023/063711 WO2023172851A1 (en) | 2022-03-08 | 2023-03-03 | Model adjustment for local illumination compensation in video coding |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| MX2024010830A true MX2024010830A (es) | 2024-09-17 |
Family
ID=87935872
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| MX2024010830A MX2024010830A (es) | 2022-03-08 | 2023-03-03 | Ajuste de modelo para la compensacion de iluminacion local en la codificacion de video. |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US20250184538A1 (enExample) |
| EP (1) | EP4490913A4 (enExample) |
| JP (1) | JP2025508549A (enExample) |
| CN (1) | CN118830253A (enExample) |
| MX (1) | MX2024010830A (enExample) |
| WO (1) | WO2023172851A1 (enExample) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN119013978A (zh) * | 2022-04-13 | 2024-11-22 | Oppo广东移动通信有限公司 | 视频编码的跨分量模型调整 |
| WO2025063778A1 (ko) * | 2023-09-21 | 2025-03-27 | 엘지전자 주식회사 | 영상 인코딩/디코딩 방법 및 장치, 그리고 비트스트림을 저장한 기록 매체 |
| US12610065B1 (en) * | 2024-10-23 | 2026-04-21 | Sharp Kabushiki Kaisha | Systems and methods for signaling a non-linear transform normalization technique in video coding |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10887597B2 (en) * | 2015-06-09 | 2021-01-05 | Qualcomm Incorporated | Systems and methods of determining illumination compensation parameters for video coding |
| US11310535B2 (en) * | 2017-07-05 | 2022-04-19 | Telefonaktiebolaget Lm Ericsson (Publ) | Deblocking filtering control for illumination compensation |
| US10715810B2 (en) * | 2018-02-20 | 2020-07-14 | Qualcomm Incorporated | Simplified local illumination compensation |
| CN112042189B (zh) * | 2018-04-30 | 2023-07-21 | 寰发股份有限公司 | 照度补偿方法及相应的电子装置 |
| WO2020017910A1 (ko) * | 2018-07-18 | 2020-01-23 | 한국전자통신연구원 | 지역 조명 보상을 통한 효과적인 비디오 부호화/복호화 방법 및 장치 |
| KR20260048327A (ko) * | 2018-11-05 | 2026-04-09 | 인터디지털 브이씨 홀딩스 인코포레이티드 | 이웃 샘플 의존 파라메트릭 모델에 기초한 코딩 모드의 단순화 |
| CN113545092B (zh) * | 2019-03-08 | 2025-02-18 | 交互数字Vc控股公司 | 用于视频编码或解码的局部照明补偿 |
| US11997308B2 (en) * | 2019-03-08 | 2024-05-28 | Interdigital Madison Patent Holdings, Sas | Local illumination compensation for video encoding or decoding |
| US12166998B2 (en) * | 2022-01-12 | 2024-12-10 | Tencent America LLC | Adjustment based local illumination compensation |
-
2023
- 2023-03-03 CN CN202380025827.5A patent/CN118830253A/zh active Pending
- 2023-03-03 WO PCT/US2023/063711 patent/WO2023172851A1/en not_active Ceased
- 2023-03-03 JP JP2024553214A patent/JP2025508549A/ja active Pending
- 2023-03-03 MX MX2024010830A patent/MX2024010830A/es unknown
- 2023-03-03 EP EP23767577.2A patent/EP4490913A4/en active Pending
- 2023-03-03 US US18/842,773 patent/US20250184538A1/en active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| US20250184538A1 (en) | 2025-06-05 |
| WO2023172851A1 (en) | 2023-09-14 |
| JP2025508549A (ja) | 2025-03-26 |
| CN118830253A (zh) | 2024-10-22 |
| EP4490913A4 (en) | 2026-03-11 |
| EP4490913A1 (en) | 2025-01-15 |
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