CL2021000671A1 - Método de codificación/decodificación de señales de imagen y dispositivo para lo mismo - Google Patents
Método de codificación/decodificación de señales de imagen y dispositivo para lo mismoInfo
- Publication number
- CL2021000671A1 CL2021000671A1 CL2021000671A CL2021000671A CL2021000671A1 CL 2021000671 A1 CL2021000671 A1 CL 2021000671A1 CL 2021000671 A CL2021000671 A CL 2021000671A CL 2021000671 A CL2021000671 A CL 2021000671A CL 2021000671 A1 CL2021000671 A1 CL 2021000671A1
- Authority
- CL
- Chile
- Prior art keywords
- decoding method
- same
- image signal
- signal encoding
- affine
- Prior art date
Links
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
- H04N19/103—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
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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
- H04N19/109—Selection of coding mode or of prediction mode among a plurality of temporal predictive coding modes
-
- 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
- H04N19/102—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
- H04N19/102—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
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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
- H04N19/186—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
- H04N19/503—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
-
- 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
- H04N19/537—Motion estimation other than block-based
- H04N19/54—Motion estimation other than block-based using feature points or meshes
-
- 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
-
- 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
- H04N19/85—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression
- H04N19/86—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression involving reduction of coding artifacts, e.g. of blockiness
-
- 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
- H04N19/94—Vector quantisation
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
- Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR20180114344 | 2018-09-21 | ||
| KR20180114343 | 2018-09-21 | ||
| KR20180114342 | 2018-09-21 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CL2021000671A1 true CL2021000671A1 (es) | 2021-09-03 |
Family
ID=69887728
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CL2021000671A CL2021000671A1 (es) | 2018-09-21 | 2021-03-18 | Método de codificación/decodificación de señales de imagen y dispositivo para lo mismo |
Country Status (17)
| Country | Link |
|---|---|
| US (8) | US11223845B2 (enExample) |
| EP (5) | EP4224848A1 (enExample) |
| JP (4) | JP7449279B2 (enExample) |
| KR (2) | KR102916941B1 (enExample) |
| CN (6) | CN120568046B (enExample) |
| AU (6) | AU2019344978B2 (enExample) |
| BR (1) | BR112021004922A2 (enExample) |
| CA (2) | CA3250687A1 (enExample) |
| CL (1) | CL2021000671A1 (enExample) |
| ES (3) | ES2984701T3 (enExample) |
| IL (2) | IL281622B2 (enExample) |
| MX (5) | MX2021003325A (enExample) |
| PH (1) | PH12021550627A1 (enExample) |
| PL (3) | PL3840376T3 (enExample) |
| SG (1) | SG11202102788YA (enExample) |
| WO (1) | WO2020060327A1 (enExample) |
| ZA (1) | ZA202101846B (enExample) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11425416B2 (en) | 2018-12-07 | 2022-08-23 | Samsung Electronics Co., Ltd. | Video decoding method and device, and video encoding method and device |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118921468A (zh) * | 2018-05-24 | 2024-11-08 | 株式会社Kt | 对视频进行解码和编码的方法以及用于发送压缩视频数据的装置 |
| CN112400318B (zh) * | 2018-07-11 | 2024-04-12 | 华为技术有限公司 | 视频编码器、视频解码器及相应方法 |
| MX2021003327A (es) | 2018-09-21 | 2021-05-14 | Guangdong Oppo Mobile Telecommunications Corp Ltd | Metodo para codificar/decodificar una se?al de imagen y aparato para el mismo. |
| KR20200041810A (ko) | 2018-10-12 | 2020-04-22 | 주식회사 엑스리스 | 영상 신호 부호화/복호화 방법 및 이를 위한 장치 |
| SG11202102435VA (en) | 2018-12-25 | 2021-04-29 | Guangdong Oppo Mobile Telecommunications Corp Ltd | Decoding prediction method and apparatus, and computer storage medium |
| WO2020141904A1 (ko) * | 2019-01-02 | 2020-07-09 | 주식회사 엑스리스 | 영상 신호 부호화/복호화 방법 및 이를 위한 장치 |
| US12120335B2 (en) * | 2021-08-24 | 2024-10-15 | Tencent America LLC | Hardware friendly design for intra mode coding |
| CN119137938B (zh) * | 2022-05-18 | 2026-03-24 | Oppo广东移动通信有限公司 | 视频编码方法、装置、设备、系统、及存储介质 |
Family Cites Families (23)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7730406B2 (en) * | 2004-10-20 | 2010-06-01 | Hewlett-Packard Development Company, L.P. | Image processing system and method |
| JP2011217044A (ja) * | 2010-03-31 | 2011-10-27 | Sony Corp | 画像処理装置、画像処理方法および画像処理プログラム |
| WO2013088687A1 (ja) | 2011-12-15 | 2013-06-20 | パナソニック株式会社 | 画像符号化方法、画像復号方法、画像符号化装置、画像復号装置、画像符号化復号装置 |
| CN107809642B (zh) * | 2015-02-16 | 2020-06-16 | 华为技术有限公司 | 用于视频图像编码和解码的方法、编码设备和解码设备 |
| CN108432250A (zh) * | 2016-01-07 | 2018-08-21 | 联发科技股份有限公司 | 用于视频编解码的仿射帧间预测的方法及装置 |
| US10798403B2 (en) | 2016-01-29 | 2020-10-06 | Sharp Kabushiki Kaisha | Prediction image generation device, video decoding device, and video coding device |
| US10560712B2 (en) | 2016-05-16 | 2020-02-11 | Qualcomm Incorporated | Affine motion prediction for video coding |
| JP7026049B2 (ja) * | 2016-09-27 | 2022-02-25 | シャープ株式会社 | アフィン動きベクトル導出装置、予測画像生成装置、動画像復号装置、および動画像符号化装置 |
| US10448010B2 (en) | 2016-10-05 | 2019-10-15 | Qualcomm Incorporated | Motion vector prediction for affine motion models in video coding |
| CN109804630A (zh) * | 2016-10-10 | 2019-05-24 | 夏普株式会社 | 对视频数据编码执行运动补偿的系统以及方法 |
| EP3516871A1 (en) * | 2016-10-14 | 2019-07-31 | Huawei Technologies Co., Ltd. | Devices and methods for video coding |
| US10555006B2 (en) * | 2016-12-22 | 2020-02-04 | Qualcomm Incorporated | Deriving bilateral filter information based on a prediction mode in video coding |
| US10681370B2 (en) * | 2016-12-29 | 2020-06-09 | Qualcomm Incorporated | Motion vector generation for affine motion model for video coding |
| WO2018135885A1 (ko) | 2017-01-19 | 2018-07-26 | 가온미디어 주식회사 | 변환 처리를 제공하는 영상 복호화 및 부호화 방법 |
| KR20180085526A (ko) * | 2017-01-19 | 2018-07-27 | 가온미디어 주식회사 | 효율적 변환을 처리하는 영상 복호화 및 부호화 방법 |
| KR20180098158A (ko) * | 2017-02-24 | 2018-09-03 | 주식회사 케이티 | 비디오 신호 처리 방법 및 장치 |
| US10701390B2 (en) * | 2017-03-14 | 2020-06-30 | Qualcomm Incorporated | Affine motion information derivation |
| US11877001B2 (en) * | 2017-10-10 | 2024-01-16 | Qualcomm Incorporated | Affine prediction in video coding |
| CA3251167A1 (en) * | 2018-03-25 | 2025-02-24 | B1 Institute Of Image Technology, Inc. | METHOD AND DEVICE FOR ENCODING/DECODING IMAGES |
| US10798394B2 (en) * | 2018-06-27 | 2020-10-06 | Avago Technologies International Sales Pte. Limited | Low complexity affine merge mode for versatile video coding |
| CA3238058A1 (en) | 2018-06-30 | 2020-01-02 | Guangdong Oppo Mobile Telecommunications Corp., Ltd. | Merge mode-based inter-prediction method and apparatus |
| US10462488B1 (en) * | 2018-07-13 | 2019-10-29 | Tencent America LLC | Method and apparatus for video coding |
| KR20200028856A (ko) | 2018-09-07 | 2020-03-17 | 김기백 | 인트라 예측을 이용한 영상 부호화/복호화 방법 및 장치 |
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2019
- 2019-09-20 EP EP23178535.3A patent/EP4224848A1/en active Pending
- 2019-09-20 EP EP23178807.6A patent/EP4224851A1/en active Pending
- 2019-09-20 ES ES23178806T patent/ES2984701T3/es active Active
- 2019-09-20 CN CN202510824099.5A patent/CN120568046B/zh active Active
- 2019-09-20 CN CN202510826270.6A patent/CN120512533B/zh active Active
- 2019-09-20 IL IL281622A patent/IL281622B2/en unknown
- 2019-09-20 WO PCT/KR2019/012290 patent/WO2020060327A1/ko not_active Ceased
- 2019-09-20 CN CN202510824361.6A patent/CN120455660A/zh active Pending
- 2019-09-20 CA CA3250687A patent/CA3250687A1/en active Pending
- 2019-09-20 CN CN201980054695.2A patent/CN112840647A/zh active Pending
- 2019-09-20 EP EP23178805.0A patent/EP4224849B1/en active Active
- 2019-09-20 PL PL19861535.3T patent/PL3840376T3/pl unknown
- 2019-09-20 PL PL23178805.0T patent/PL4224849T3/pl unknown
- 2019-09-20 BR BR112021004922-3A patent/BR112021004922A2/pt unknown
- 2019-09-20 AU AU2019344978A patent/AU2019344978B2/en active Active
- 2019-09-20 CA CA3113054A patent/CA3113054C/en active Active
- 2019-09-20 SG SG11202102788YA patent/SG11202102788YA/en unknown
- 2019-09-20 EP EP19861535.3A patent/EP3840376B1/en active Active
- 2019-09-20 PL PL23178806.8T patent/PL4224850T3/pl unknown
- 2019-09-20 EP EP23178806.8A patent/EP4224850B1/en active Active
- 2019-09-20 JP JP2021515161A patent/JP7449279B2/ja active Active
- 2019-09-20 KR KR1020190116383A patent/KR102916941B1/ko active Active
- 2019-09-20 MX MX2021003325A patent/MX2021003325A/es unknown
- 2019-09-20 CN CN202511645984.3A patent/CN121309847A/zh active Pending
- 2019-09-20 ES ES23178805T patent/ES2984725T3/es active Active
- 2019-09-20 IL IL304953A patent/IL304953A/en unknown
- 2019-09-20 ES ES19861535T patent/ES2955040T3/es active Active
- 2019-09-20 CN CN202110443353.9A patent/CN113225560B/zh active Active
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2021
- 2021-03-17 US US17/204,306 patent/US11223845B2/en active Active
- 2021-03-18 ZA ZA2021/01846A patent/ZA202101846B/en unknown
- 2021-03-18 CL CL2021000671A patent/CL2021000671A1/es unknown
- 2021-03-18 PH PH12021550627A patent/PH12021550627A1/en unknown
- 2021-03-19 MX MX2024011341A patent/MX2024011341A/es unknown
- 2021-03-19 MX MX2024011343A patent/MX2024011343A/es unknown
- 2021-03-19 MX MX2024011342A patent/MX2024011342A/es unknown
- 2021-03-19 MX MX2024011344A patent/MX2024011344A/es unknown
- 2021-12-03 US US17/541,922 patent/US11758176B2/en active Active
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2023
- 2023-07-10 US US18/219,824 patent/US12382083B2/en active Active
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2024
- 2024-02-29 JP JP2024029968A patent/JP7693872B2/ja active Active
- 2024-10-04 AU AU2024227107A patent/AU2024227107B2/en active Active
- 2024-10-04 AU AU2024227109A patent/AU2024227109B2/en active Active
- 2024-10-04 AU AU2024227106A patent/AU2024227106B2/en active Active
- 2024-10-04 AU AU2024227108A patent/AU2024227108B2/en active Active
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2025
- 2025-06-04 JP JP2025093073A patent/JP7834225B2/ja active Active
- 2025-07-02 US US19/258,777 patent/US20250330631A1/en active Pending
- 2025-09-18 US US19/333,127 patent/US20260012630A1/en active Pending
- 2025-09-18 US US19/333,153 patent/US20260019621A1/en active Pending
- 2025-09-18 US US19/333,137 patent/US20260012631A1/en active Pending
- 2025-09-18 US US19/333,169 patent/US20260019622A1/en active Pending
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2026
- 2026-01-19 KR KR1020260010406A patent/KR20260018942A/ko active Pending
- 2026-02-18 AU AU2026201194A patent/AU2026201194A1/en active Pending
- 2026-03-10 JP JP2026037782A patent/JP2026090644A/ja active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11425416B2 (en) | 2018-12-07 | 2022-08-23 | Samsung Electronics Co., Ltd. | Video decoding method and device, and video encoding method and device |
| US11943469B2 (en) | 2018-12-07 | 2024-03-26 | Samsung Electronics Co., Ltd. | Video decoding method and device, and video encoding method and device |
| US12335513B2 (en) | 2018-12-07 | 2025-06-17 | Samsung Electronics Co., Ltd. | Video decoding method and device, and video encoding method and device |
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