MX2022008084A - Metodo y aparato de codificacion/decodificacion de imagen para realizar prediccion con base en el tipo de modo de prediccion reconfigurada de nodo hoja, y metodo de transmision de flujo de bits. - Google Patents
Metodo y aparato de codificacion/decodificacion de imagen para realizar prediccion con base en el tipo de modo de prediccion reconfigurada de nodo hoja, y metodo de transmision de flujo de bits.Info
- Publication number
- MX2022008084A MX2022008084A MX2022008084A MX2022008084A MX2022008084A MX 2022008084 A MX2022008084 A MX 2022008084A MX 2022008084 A MX2022008084 A MX 2022008084A MX 2022008084 A MX2022008084 A MX 2022008084A MX 2022008084 A MX2022008084 A MX 2022008084A
- Authority
- MX
- Mexico
- Prior art keywords
- prediction mode
- mode type
- current block
- prediction
- leaf node
- Prior art date
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- 230000005540 biological transmission Effects 0.000 title 1
Classifications
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- 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
- H04N19/119—Adaptive subdivision aspects, e.g. subdivision of a picture into rectangular or non-rectangular coding blocks
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- 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
- H04N19/157—Assigned coding mode, i.e. the coding mode being predefined or preselected to be further used for selection of another element or parameter
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- 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
- H04N19/90—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using coding techniques not provided for in groups H04N19/10-H04N19/85, e.g. fractals
- H04N19/96—Tree coding, e.g. quad-tree coding
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- 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
- H04N19/11—Selection of coding mode or of prediction mode among a plurality of spatial predictive coding modes
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- 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
- H04N19/157—Assigned coding mode, i.e. the coding mode being predefined or preselected to be further used for selection of another element or parameter
- H04N19/159—Prediction type, e.g. intra-frame, inter-frame or bidirectional frame prediction
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- 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
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- 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
- H04N19/184—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 bits, e.g. of the compressed video stream
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- 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
- H04N19/186—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 a colour or a chrominance component
-
- 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
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
Abstract
La presente invención se refiere a un método y aparato de codificación/decodificación de imagen. Un método de decodificación de imagen realizado por un aparato de decodificación de imagen comprende la obtención de un bloque actual correspondiente a un nodo hoja de una estructura de árbol particionada en base a un tipo de modo de predicción predeterminado, restablecer un tipo de modo de predicción del bloque actual, obtener información de modo de predicción del actual bloque basado en el tipo de modo de predicción de reinicio, y generando un bloque de predicción del bloque actual basado en la información del modo de predicción. El restablecimiento del tipo de modo de predicción del bloque actual se puede realizar basándose en al menos uno de un tipo 15 de segmento o tamaño del bloque actual.
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201962956093P | 2019-12-31 | 2019-12-31 | |
| US202062959943P | 2020-01-11 | 2020-01-11 | |
| US202062980442P | 2020-02-24 | 2020-02-24 | |
| PCT/KR2020/019287 WO2021137577A1 (ko) | 2019-12-31 | 2020-12-31 | 리프 노드의 재설정된 예측 모드 타입에 기반하여 예측을 수행하는 영상 부호화/복호화 방법, 장치 및 비트스트림을 전송하는 방법 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| MX2022008084A true MX2022008084A (es) | 2022-09-19 |
Family
ID=76686671
Family Applications (5)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| MX2022008084A MX2022008084A (es) | 2019-12-31 | 2020-12-31 | Metodo y aparato de codificacion/decodificacion de imagen para realizar prediccion con base en el tipo de modo de prediccion reconfigurada de nodo hoja, y metodo de transmision de flujo de bits. |
| MX2025012915A MX2025012915A (es) | 2019-12-31 | 2022-06-28 | Metodo y aparato de codificacion/decodificacion de imagen para realizar prediccion con base en el tipo de modo de prediccion reconfigurada de nodo hoja, y metodo de transmision de flujo de bits |
| MX2025012917A MX2025012917A (es) | 2019-12-31 | 2022-06-28 | Metodo y aparato de codificacion/decodificacion de imagen para realizar prediccion con base en el tipo de modo de prediccion reconfigurada de nodo hoja, y metodo de transmision de flujo de bits |
| MX2025012916A MX2025012916A (es) | 2019-12-31 | 2022-06-28 | Metodo y aparato de codificacion/decodificacion de imagen para realizar prediccion con base en el tipo de modo de prediccion reconfigurada de nodo hoja, y metodo de transmision de flujo de bits |
| MX2025012918A MX2025012918A (es) | 2019-12-31 | 2022-06-28 | Metodo y aparato de codificacion/decodificacion de imagen para realizar prediccion con base en el tipo de modo de prediccion reconfigurada de nodo hoja, y metodo de transmision de flujo de bits |
Family Applications After (4)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| MX2025012915A MX2025012915A (es) | 2019-12-31 | 2022-06-28 | Metodo y aparato de codificacion/decodificacion de imagen para realizar prediccion con base en el tipo de modo de prediccion reconfigurada de nodo hoja, y metodo de transmision de flujo de bits |
| MX2025012917A MX2025012917A (es) | 2019-12-31 | 2022-06-28 | Metodo y aparato de codificacion/decodificacion de imagen para realizar prediccion con base en el tipo de modo de prediccion reconfigurada de nodo hoja, y metodo de transmision de flujo de bits |
| MX2025012916A MX2025012916A (es) | 2019-12-31 | 2022-06-28 | Metodo y aparato de codificacion/decodificacion de imagen para realizar prediccion con base en el tipo de modo de prediccion reconfigurada de nodo hoja, y metodo de transmision de flujo de bits |
| MX2025012918A MX2025012918A (es) | 2019-12-31 | 2022-06-28 | Metodo y aparato de codificacion/decodificacion de imagen para realizar prediccion con base en el tipo de modo de prediccion reconfigurada de nodo hoja, y metodo de transmision de flujo de bits |
Country Status (14)
| Country | Link |
|---|---|
| US (2) | US12113975B2 (es) |
| EP (2) | EP4087244B1 (es) |
| JP (2) | JP7444998B2 (es) |
| KR (1) | KR20220115971A (es) |
| CN (5) | CN119946277A (es) |
| AU (2) | AU2020416341B2 (es) |
| BR (1) | BR112022013083A2 (es) |
| CA (1) | CA3166540A1 (es) |
| FI (1) | FI4087244T3 (es) |
| HR (1) | HRP20251583T1 (es) |
| LT (1) | LT4087244T (es) |
| MX (5) | MX2022008084A (es) |
| PT (1) | PT4087244T (es) |
| WO (1) | WO2021137577A1 (es) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP4087244B1 (en) * | 2019-12-31 | 2025-11-19 | Lg Electronics Inc. | Image encoding/decoding method and apparatus for performing prediction on basis of reconfigured prediction mode type of leaf node, and bitstream transmission method |
| US11930208B2 (en) * | 2020-01-10 | 2024-03-12 | Tencent America LLC | Method and apparatus for signaling skip mode flag |
Family Cites Families (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2010131903A2 (en) * | 2009-05-12 | 2010-11-18 | Lg Electronics Inc. | Method and apparatus for processing a video signal |
| PT2563020E (pt) * | 2010-04-23 | 2015-10-09 | M & K Holdings Inc | Dispositivo e método de codificação de imagem |
| KR101478959B1 (ko) * | 2010-11-25 | 2015-01-06 | 엘지전자 주식회사 | 영상 정보의 시그널링 방법 및 이를 이용한 영상 정보의 복호화 방법 |
| GB2510078C (en) * | 2011-10-17 | 2019-10-16 | Kt Corp | Method and apparatus for encoding/decoding image |
| CN115134594B (zh) * | 2015-06-05 | 2024-07-23 | 杜比实验室特许公司 | 用于执行帧间预测的图像编解码方法、比特流存储方法 |
| CN117221580A (zh) * | 2016-06-22 | 2023-12-12 | Lx 半导体科技有限公司 | 图像编码/解码方法以及图像数据的传输方法 |
| US11039130B2 (en) * | 2016-10-28 | 2021-06-15 | Electronics And Telecommunications Research Institute | Video encoding/decoding method and apparatus, and recording medium in which bit stream is stored |
| JP2020031252A (ja) * | 2016-12-22 | 2020-02-27 | シャープ株式会社 | 画像復号装置及び画像符号化装置 |
| WO2019098464A1 (ko) | 2017-11-14 | 2019-05-23 | 삼성전자 주식회사 | 부호화 방법 및 그 장치, 복호화 방법 및 그 장치 |
| US10771781B2 (en) | 2018-03-12 | 2020-09-08 | Electronics And Telecommunications Research Institute | Method and apparatus for deriving intra prediction mode |
| KR20190107581A (ko) * | 2018-03-12 | 2019-09-20 | 한국전자통신연구원 | 인트라 예측 모드의 유도를 위한 방법 및 장치 |
| WO2020149648A1 (ko) * | 2019-01-15 | 2020-07-23 | 엘지전자 주식회사 | 변환 스킵 플래그를 이용한 영상 코딩 방법 및 장치 |
| WO2021018166A1 (en) * | 2019-07-29 | 2021-02-04 | Beijing Bytedance Network Technology Co., Ltd. | Scanning order improvements for palette mode coding |
| EP4008109A4 (en) * | 2019-09-02 | 2022-09-14 | Beijing Bytedance Network Technology Co., Ltd. | ENCODING MODE DETERMINATION BASED ON COLOR FORMAT |
| CN121357321A (zh) * | 2019-09-07 | 2026-01-16 | 北京达佳互联信息技术有限公司 | 视频数据的编码和解码方法以及装置 |
| US20210092405A1 (en) * | 2019-09-19 | 2021-03-25 | Qualcomm Incorporated | Matrix combination for matrix-weighted intra prediction in video coding |
| JP7332795B2 (ja) * | 2019-09-21 | 2023-08-23 | 北京字節跳動網絡技術有限公司 | クロマ・イントラモードのベースとなるサイズ制約 |
| US11445208B2 (en) * | 2019-12-23 | 2022-09-13 | Tencent America LLC | Method and apparatus for video coding |
| EP4087244B1 (en) * | 2019-12-31 | 2025-11-19 | Lg Electronics Inc. | Image encoding/decoding method and apparatus for performing prediction on basis of reconfigured prediction mode type of leaf node, and bitstream transmission method |
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2020
- 2020-12-31 EP EP20910040.3A patent/EP4087244B1/en active Active
- 2020-12-31 LT LTEPPCT/KR2020/019287T patent/LT4087244T/lt unknown
- 2020-12-31 US US17/789,939 patent/US12113975B2/en active Active
- 2020-12-31 AU AU2020416341A patent/AU2020416341B2/en active Active
- 2020-12-31 CN CN202510092436.6A patent/CN119946277A/zh active Pending
- 2020-12-31 PT PT209100403T patent/PT4087244T/pt unknown
- 2020-12-31 CA CA3166540A patent/CA3166540A1/en active Pending
- 2020-12-31 CN CN202510092438.5A patent/CN119946278A/zh active Pending
- 2020-12-31 KR KR1020227022064A patent/KR20220115971A/ko not_active Ceased
- 2020-12-31 CN CN202080097605.0A patent/CN115176465B/zh active Active
- 2020-12-31 BR BR112022013083A patent/BR112022013083A2/pt unknown
- 2020-12-31 JP JP2022540750A patent/JP7444998B2/ja active Active
- 2020-12-31 FI FIEP20910040.3T patent/FI4087244T3/fi active
- 2020-12-31 CN CN202510092433.2A patent/CN119946275A/zh active Pending
- 2020-12-31 WO PCT/KR2020/019287 patent/WO2021137577A1/ko not_active Ceased
- 2020-12-31 CN CN202510092435.1A patent/CN119946276A/zh active Pending
- 2020-12-31 EP EP25187455.8A patent/EP4604553A3/en active Pending
- 2020-12-31 MX MX2022008084A patent/MX2022008084A/es unknown
- 2020-12-31 HR HRP20251583TT patent/HRP20251583T1/hr unknown
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2022
- 2022-06-28 MX MX2025012915A patent/MX2025012915A/es unknown
- 2022-06-28 MX MX2025012917A patent/MX2025012917A/es unknown
- 2022-06-28 MX MX2025012916A patent/MX2025012916A/es unknown
- 2022-06-28 MX MX2025012918A patent/MX2025012918A/es unknown
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2024
- 2024-02-22 JP JP2024025563A patent/JP2024045744A/ja active Pending
- 2024-03-06 AU AU2024201463A patent/AU2024201463B2/en active Active
- 2024-09-05 US US18/825,219 patent/US20240430422A1/en active Pending
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