MX378073B - Codificador, método de codificación, decodificador y método de decodificación - Google Patents
Codificador, método de codificación, decodificador y método de decodificaciónInfo
- Publication number
- MX378073B MX378073B MX2020000031A MX2020000031A MX378073B MX 378073 B MX378073 B MX 378073B MX 2020000031 A MX2020000031 A MX 2020000031A MX 2020000031 A MX2020000031 A MX 2020000031A MX 378073 B MX378073 B MX 378073B
- Authority
- MX
- Mexico
- Prior art keywords
- transformation
- base
- decoder
- encoder
- coefficient
- Prior art date
Links
- 230000009466 transformation Effects 0.000 abstract 14
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
- H04N19/10—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
- H04N19/12—Selection from among a plurality of transforms or standards, e.g. selection between discrete cosine transform [DCT] and sub-band transform or selection between H.263 and H.264
-
- 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
- H04N19/124—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
- H04N19/10—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
-
- 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
- H04N19/10—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
- H04N19/18—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 set of transform coefficients
-
- 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
- H04N19/423—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 characterised by memory 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
- H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
-
- 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
- H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
- H04N19/625—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding using discrete cosine transform [DCT]
-
- 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
- H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
- H04N19/61—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding in combination with predictive coding
- H04N19/619—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding in combination with predictive coding the transform being operated outside the prediction loop
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- Discrete Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
- Error Detection And Correction (AREA)
- Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201762532050P | 2017-07-13 | 2017-07-13 | |
| PCT/JP2018/026113 WO2019013235A1 (ja) | 2017-07-13 | 2018-07-11 | 符号化装置、符号化方法、復号装置及び復号方法 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| MX378073B true MX378073B (es) | 2025-03-10 |
Family
ID=65002115
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| MX2020000031A MX378073B (es) | 2017-07-13 | 2018-07-11 | Codificador, método de codificación, decodificador y método de decodificación |
| MX2020013276A MX2020013276A (es) | 2017-07-13 | 2020-01-08 | Dispositivo de codificacion, metodo de codificacion, dispositivo de descodificacion y metodo de descodificacion. |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| MX2020013276A MX2020013276A (es) | 2017-07-13 | 2020-01-08 | Dispositivo de codificacion, metodo de codificacion, dispositivo de descodificacion y metodo de descodificacion. |
Country Status (14)
| Country | Link |
|---|---|
| US (4) | US10742977B2 (enExample) |
| EP (3) | EP3637767B1 (enExample) |
| JP (4) | JP6756919B2 (enExample) |
| KR (5) | KR102760415B1 (enExample) |
| CN (7) | CN113115035B (enExample) |
| BR (1) | BR112020000219A2 (enExample) |
| CA (2) | CA3069579C (enExample) |
| ES (2) | ES2917553T3 (enExample) |
| HU (2) | HUE067294T2 (enExample) |
| LT (2) | LT3637767T (enExample) |
| MX (2) | MX378073B (enExample) |
| PL (2) | PL3637767T3 (enExample) |
| TW (5) | TWI777907B (enExample) |
| WO (1) | WO2019013235A1 (enExample) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI777907B (zh) * | 2017-07-13 | 2022-09-11 | 美商松下電器（美國）知識產權公司 | 編碼裝置、編碼方法、解碼裝置、解碼方法及電腦可讀取之非暫時性媒體 |
| KR102825862B1 (ko) | 2018-09-05 | 2025-06-26 | 엘지전자 주식회사 | 영상 신호를 처리하기 위한 방법 및 장치 |
| WO2020185429A1 (en) * | 2019-03-11 | 2020-09-17 | Alibaba Group Holding Limited | Method, device, and system for determining prediction weight for merge mode |
| CA3135146A1 (en) * | 2019-04-16 | 2020-10-22 | Panasonic Intellectual Property Corporation Of America | Encoder, decoder, encoding method, and decoding method |
| CN119402670A (zh) * | 2019-04-24 | 2025-02-07 | 松下电器（美国）知识产权公司 | 编码装置、解码装置和非暂时性的计算机可读介质 |
| CN117714688A (zh) * | 2019-06-14 | 2024-03-15 | 松下电器（美国）知识产权公司 | 编码装置、解码装置和非暂时性的计算机可读取介质 |
| US20230142928A1 (en) * | 2020-04-02 | 2023-05-11 | Lg Electronics Inc. | Transform-based image coding method and device therefor |
| EP4338417A4 (en) | 2021-05-12 | 2025-03-26 | Nokia Technologies Oy | A method, an apparatus and a computer program product for video encoding and video decoding |
| WO2025150799A1 (ko) * | 2024-01-08 | 2025-07-17 | 주식회사 엘엑스 세미콘 | 변환 기반 영상 코딩 방법 및 그 장치 |
Family Cites Families (26)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6341144B1 (en) | 1996-09-20 | 2002-01-22 | At&T Corp. | Video coder providing implicit coefficient prediction and scan adaptation for image coding and intra coding of video |
| JP3413720B2 (ja) * | 1998-06-26 | 2003-06-09 | ソニー株式会社 | 画像符号化方法及び装置、並びに画像復号方法及び装置 |
| US6898288B2 (en) * | 2001-10-22 | 2005-05-24 | Telesecura Corporation | Method and system for secure key exchange |
| HUP0301368A3 (en) * | 2003-05-20 | 2005-09-28 | Amt Advanced Multimedia Techno | Method and equipment for compressing motion picture data |
| DE10331803A1 (de) * | 2003-07-14 | 2005-02-17 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Vorrichtung und Verfahren zum Umsetzen in eine transformierte Darstellung oder zum inversen Umsetzen der transformierten Darstellung |
| JP2005184042A (ja) | 2003-12-15 | 2005-07-07 | Sony Corp | 画像復号装置及び画像復号方法並びに画像復号プログラム |
| US20050206741A1 (en) * | 2004-03-19 | 2005-09-22 | Raber Gregory W | Law enforcement vehicle surveillance system |
| US20050264545A1 (en) | 2004-05-27 | 2005-12-01 | Walker Ray A | Method and system for determining the location of a movable icon on a display surface |
| US20050265445A1 (en) * | 2004-06-01 | 2005-12-01 | Jun Xin | Transcoding videos based on different transformation kernels |
| US20100086028A1 (en) | 2007-04-16 | 2010-04-08 | Kabushiki Kaisha Toshiba | Video encoding and decoding method and apparatus |
| US20120127003A1 (en) * | 2009-08-06 | 2012-05-24 | Youji Shibahara | Coding method, decoding method, coding apparatus, and decoding apparatus |
| TW201134225A (en) | 2009-08-06 | 2011-10-01 | Panasonic Corp | Encoding method, decoding method, encoding device and decoding device |
| CN102473315B (zh) * | 2009-08-20 | 2016-08-03 | 汤姆森特许公司 | 再次使用树结构编码和解码二元集的方法和装置 |
| KR101441879B1 (ko) * | 2009-12-09 | 2014-09-23 | 에스케이텔레콤 주식회사 | 영상 부호화 장치 및 방법, 및 거기에 이용되는 변환 부호화 장치 및 방법, 변환기저 생성장치 및 방법, 및 영상 복호화 장치 및 방법 |
| WO2011118156A1 (ja) * | 2010-03-24 | 2011-09-29 | パナソニック株式会社 | 画像復号装置、画像符号化装置、画像復号回路及び画像復号方法 |
| US20130003838A1 (en) * | 2011-06-30 | 2013-01-03 | Futurewei Technologies, Inc. | Lossless Coding and Associated Signaling Methods for Compound Video |
| CN104378637B (zh) * | 2011-10-18 | 2017-11-21 | 株式会社Kt | 视频信号解码方法 |
| US9131210B2 (en) * | 2012-03-16 | 2015-09-08 | Texas Instruments Incorporated | Low-complexity two-dimensional (2D) separable transform design with transpose buffer management |
| US9602826B2 (en) * | 2014-06-27 | 2017-03-21 | Massachusetts Institute Of Technology | Managing transforms for compressing and decompressing visual data |
| US10681379B2 (en) * | 2015-09-29 | 2020-06-09 | Qualcomm Incorporated | Non-separable secondary transform for video coding with reorganizing |
| CN105791867B (zh) * | 2016-03-23 | 2019-02-22 | 北京大学 | 基于边界自适应变换的优化视频数据编码方法 |
| US10904526B2 (en) * | 2016-03-28 | 2021-01-26 | Kt Corporation | Method and apparatus for processing video signal |
| WO2017173593A1 (en) * | 2016-04-06 | 2017-10-12 | Mediatek Singapore Pte. Ltd. | Separate coding secondary transform syntax elements for different color components |
| US10887626B2 (en) * | 2016-05-13 | 2021-01-05 | Sharp Kabushiki Kaisha | Image decoding device and image encoding device |
| US11228770B2 (en) * | 2016-05-16 | 2022-01-18 | Qualcomm Incorporated | Loop sample processing for high dynamic range and wide color gamut video coding |
| TWI777907B (zh) * | 2017-07-13 | 2022-09-11 | 美商松下電器（美國）知識產權公司 | 編碼裝置、編碼方法、解碼裝置、解碼方法及電腦可讀取之非暫時性媒體 |
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2018
- 2018-07-10 TW TW111111115A patent/TWI777907B/zh active
- 2018-07-10 TW TW113137890A patent/TW202508289A/zh unknown
- 2018-07-10 TW TW112102272A patent/TWI860614B/zh active
- 2018-07-10 TW TW111131151A patent/TWI794129B/zh active
- 2018-07-10 TW TW107123847A patent/TWI761551B/zh active
- 2018-07-11 PL PL18832876.9T patent/PL3637767T3/pl unknown
- 2018-07-11 JP JP2019529752A patent/JP6756919B2/ja active Active
- 2018-07-11 EP EP18832876.9A patent/EP3637767B1/en active Active
- 2018-07-11 CN CN202110493689.6A patent/CN113115035B/zh active Active
- 2018-07-11 MX MX2020000031A patent/MX378073B/es unknown
- 2018-07-11 BR BR112020000219-4A patent/BR112020000219A2/pt unknown
- 2018-07-11 KR KR1020237023521A patent/KR102760415B1/ko active Active
- 2018-07-11 KR KR1020227016026A patent/KR102556279B1/ko active Active
- 2018-07-11 CN CN202210052229.4A patent/CN114173121B/zh active Active
- 2018-07-11 KR KR1020207000316A patent/KR102188582B1/ko active Active
- 2018-07-11 CA CA3069579A patent/CA3069579C/en active Active
- 2018-07-11 EP EP24166623.9A patent/EP4373091A3/en active Pending
- 2018-07-11 KR KR1020207034738A patent/KR102399384B1/ko active Active
- 2018-07-11 KR KR1020257002133A patent/KR20250016500A/ko active Pending
- 2018-07-11 LT LTEPPCT/JP2018/026113T patent/LT3637767T/lt unknown
- 2018-07-11 EP EP21199072.6A patent/EP3955572B1/en active Active
- 2018-07-11 HU HUE21199072A patent/HUE067294T2/hu unknown
- 2018-07-11 WO PCT/JP2018/026113 patent/WO2019013235A1/ja not_active Ceased
- 2018-07-11 HU HUE18832876A patent/HUE059331T2/hu unknown
- 2018-07-11 ES ES18832876T patent/ES2917553T3/es active Active
- 2018-07-11 CN CN202210052356.4A patent/CN114173124B/zh active Active
- 2018-07-11 CN CN202210052357.9A patent/CN114173125B/zh active Active
- 2018-07-11 CN CN201880045386.4A patent/CN110892720B/zh active Active
- 2018-07-11 ES ES21199072T patent/ES2984938T3/es active Active
- 2018-07-11 PL PL21199072.6T patent/PL3955572T3/pl unknown
- 2018-07-11 LT LTEP21199072.6T patent/LT3955572T/lt unknown
- 2018-07-11 CA CA3086574A patent/CA3086574A1/en active Pending
- 2018-07-11 CN CN202210052230.7A patent/CN114173122B/zh active Active
- 2018-07-11 CN CN202210052241.5A patent/CN114173123B/zh active Active
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2020
- 2020-01-08 MX MX2020013276A patent/MX2020013276A/es unknown
- 2020-01-09 US US16/738,398 patent/US10742977B2/en active Active
- 2020-06-23 US US16/909,356 patent/US11895299B2/en active Active
- 2020-08-27 JP JP2020143622A patent/JP7109511B2/ja active Active
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2022
- 2022-07-19 JP JP2022115137A patent/JP7299386B2/ja active Active
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2023
- 2023-06-15 JP JP2023098496A patent/JP7771130B2/ja active Active
- 2023-12-20 US US18/390,668 patent/US12309370B2/en active Active
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2025
- 2025-04-24 US US19/188,552 patent/US20250267263A1/en active Pending
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