BR112020024456A2 - Métodos e dispositivos de codificação e de decodificação de um fluxo de dados representativo de pelo menos uma imagem - Google Patents
Métodos e dispositivos de codificação e de decodificação de um fluxo de dados representativo de pelo menos uma imagem Download PDFInfo
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- BR112020024456A2 BR112020024456A2 BR112020024456-2A BR112020024456A BR112020024456A2 BR 112020024456 A2 BR112020024456 A2 BR 112020024456A2 BR 112020024456 A BR112020024456 A BR 112020024456A BR 112020024456 A2 BR112020024456 A2 BR 112020024456A2
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- 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
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- 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
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- 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
- H04N19/124—Quantisation
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- H—ELECTRICITY
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- 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
- H04N19/146—Data rate or code amount at the encoder output
- H04N19/147—Data rate or code amount at the encoder output according to rate distortion criteria
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- 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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- 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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- H04N19/182—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 pixel
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- H04N19/189—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the adaptation method, adaptation tool or adaptation type used for the adaptive coding
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- H04N19/61—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding in combination with predictive coding
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR1855791 | 2018-06-27 | ||
| FR1855791A FR3081656A1 (fr) | 2018-06-27 | 2018-06-27 | Procedes et dispositifs de codage et de decodage d'un flux de donnees representatif d'au moins une image. |
| PCT/FR2019/051478 WO2020002795A1 (fr) | 2018-06-27 | 2019-06-18 | Procédés et dispositifs de codage et de décodage d'un flux de données représentatif d'au moins une image |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BR112020024456A2 true BR112020024456A2 (pt) | 2021-03-16 |
Family
ID=63963140
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BR112020024456-2A BR112020024456A2 (pt) | 2018-06-27 | 2019-06-18 | Métodos e dispositivos de codificação e de decodificação de um fluxo de dados representativo de pelo menos uma imagem |
Country Status (11)
| Country | Link |
|---|---|
| US (3) | US11457213B2 (https=) |
| EP (1) | EP3815366B1 (https=) |
| JP (2) | JP7466469B2 (https=) |
| KR (1) | KR102828464B1 (https=) |
| CN (2) | CN118945331A (https=) |
| BR (1) | BR112020024456A2 (https=) |
| ES (1) | ES3053587T3 (https=) |
| FR (1) | FR3081656A1 (https=) |
| PL (1) | PL3815366T3 (https=) |
| WO (1) | WO2020002795A1 (https=) |
| ZA (1) | ZA202007453B (https=) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20250030873A1 (en) * | 2023-07-17 | 2025-01-23 | Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. | Coded video transmission concept |
Family Cites Families (20)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8149909B1 (en) * | 2005-10-13 | 2012-04-03 | Maxim Integrated Products, Inc. | Video encoding control using non-exclusive content categories |
| HUE025501T2 (en) * | 2006-01-09 | 2016-02-29 | Matthias Narroschke | Adaptive encoding of prediction error in hybrid video encoding |
| FR2972588A1 (fr) * | 2011-03-07 | 2012-09-14 | France Telecom | Procede de codage et decodage d'images, dispositif de codage et decodage et programmes d'ordinateur correspondants |
| WO2012134046A2 (ko) * | 2011-04-01 | 2012-10-04 | 주식회사 아이벡스피티홀딩스 | 동영상의 부호화 방법 |
| US11184623B2 (en) * | 2011-09-26 | 2021-11-23 | Texas Instruments Incorporated | Method and system for lossless coding mode in video coding |
| KR101620620B1 (ko) * | 2011-10-26 | 2016-05-13 | 주식회사 케이티 | 인트라 예측 모드를 기초로 양자화 계수를 예측하는 방법 및 이를 이용하는 장치 |
| US9253508B2 (en) | 2011-11-04 | 2016-02-02 | Futurewei Technologies, Inc. | Differential pulse code modulation intra prediction for high efficiency video coding |
| JP6480186B2 (ja) * | 2012-01-19 | 2019-03-06 | ヴィド スケール インコーポレイテッド | ビデオコーディング量子化およびダイナミックレンジ制御のシステムおよび方法 |
| WO2013128010A2 (en) * | 2012-03-02 | 2013-09-06 | Canon Kabushiki Kaisha | Method and devices for encoding a sequence of images into a scalable video bit-stream, and decoding a corresponding scalable video bit-stream |
| US9118918B2 (en) * | 2012-03-06 | 2015-08-25 | National Taiwan University | Method for rate-distortion optimized transform and quantization through a closed-form operation |
| US10085024B2 (en) * | 2012-04-13 | 2018-09-25 | Qualcomm Incorporated | Lookup table for rate distortion optimized quantization |
| GB2519070A (en) * | 2013-10-01 | 2015-04-15 | Sony Corp | Data encoding and decoding |
| FR3012714A1 (fr) * | 2013-10-25 | 2015-05-01 | Orange | Procede de codage et de decodage d'images, dispositif de codage et de decodage d'images et programmes d'ordinateur correspondants |
| US9877035B2 (en) | 2014-03-17 | 2018-01-23 | Qualcomm Incorporated | Quantization processes for residue differential pulse code modulation |
| US20180115787A1 (en) * | 2015-04-12 | 2018-04-26 | Lg Electronics Inc. | Method for encoding and decoding video signal, and apparatus therefor |
| JP2017073602A (ja) | 2015-10-05 | 2017-04-13 | 富士通株式会社 | 動画像符号化装置、動画像符号化方法及び動画像符号化用コンピュータプログラム |
| EP3410723A1 (en) * | 2017-05-31 | 2018-12-05 | Thomson Licensing | A method and a device for picture encoding and decoding |
| RU2759218C2 (ru) * | 2017-06-21 | 2021-11-11 | Вид Скейл, Инк. | Адаптивное квантование для кодирования 360-градусного видео |
| CN112236999B (zh) * | 2018-03-29 | 2022-12-13 | 弗劳恩霍夫应用研究促进协会 | 依赖性量化 |
| BR112022013058A2 (pt) * | 2020-03-25 | 2022-10-11 | Panasonic Ip Corp America | Codificador, decodificador, método de codificação e método de decodificação |
-
2018
- 2018-06-27 FR FR1855791A patent/FR3081656A1/fr not_active Withdrawn
-
2019
- 2019-06-18 KR KR1020207036787A patent/KR102828464B1/ko active Active
- 2019-06-18 ES ES19745689T patent/ES3053587T3/es active Active
- 2019-06-18 CN CN202410912864.4A patent/CN118945331A/zh active Pending
- 2019-06-18 JP JP2020571524A patent/JP7466469B2/ja active Active
- 2019-06-18 WO PCT/FR2019/051478 patent/WO2020002795A1/fr not_active Ceased
- 2019-06-18 CN CN201980042019.3A patent/CN112292858B/zh active Active
- 2019-06-18 BR BR112020024456-2A patent/BR112020024456A2/pt unknown
- 2019-06-18 EP EP19745689.0A patent/EP3815366B1/fr active Active
- 2019-06-18 US US17/255,072 patent/US11457213B2/en active Active
- 2019-06-18 PL PL19745689.0T patent/PL3815366T3/pl unknown
-
2020
- 2020-11-30 ZA ZA2020/07453A patent/ZA202007453B/en unknown
-
2022
- 2022-08-18 US US17/890,598 patent/US11863751B2/en active Active
- 2022-08-18 US US17/890,583 patent/US11889081B2/en active Active
-
2024
- 2024-02-02 JP JP2024014947A patent/JP7749716B2/ja active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN112292858B (zh) | 2024-07-26 |
| US20210274178A1 (en) | 2021-09-02 |
| CN118945331A (zh) | 2024-11-12 |
| FR3081656A1 (fr) | 2019-11-29 |
| KR20210023869A (ko) | 2021-03-04 |
| PL3815366T3 (pl) | 2026-02-09 |
| JP7466469B2 (ja) | 2024-04-12 |
| US11457213B2 (en) | 2022-09-27 |
| CN112292858A (zh) | 2021-01-29 |
| ES3053587T3 (en) | 2026-01-23 |
| ZA202007453B (en) | 2024-06-26 |
| US20220400263A1 (en) | 2022-12-15 |
| US11863751B2 (en) | 2024-01-02 |
| JP2021530140A (ja) | 2021-11-04 |
| WO2020002795A1 (fr) | 2020-01-02 |
| JP2024050770A (ja) | 2024-04-10 |
| EP3815366C0 (fr) | 2025-10-15 |
| EP3815366B1 (fr) | 2025-10-15 |
| JP7749716B2 (ja) | 2025-10-06 |
| US11889081B2 (en) | 2024-01-30 |
| US20220400264A1 (en) | 2022-12-15 |
| KR102828464B1 (ko) | 2025-07-01 |
| EP3815366A1 (fr) | 2021-05-05 |
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