CN118972588A - 图像编码设备和方法以及图像解码设备和方法 - Google Patents
图像编码设备和方法以及图像解码设备和方法 Download PDFInfo
- Publication number
- CN118972588A CN118972588A CN202411315621.9A CN202411315621A CN118972588A CN 118972588 A CN118972588 A CN 118972588A CN 202411315621 A CN202411315621 A CN 202411315621A CN 118972588 A CN118972588 A CN 118972588A
- Authority
- CN
- China
- Prior art keywords
- quantization matrix
- mode
- encoding
- information
- quantization
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000000034 method Methods 0.000 title claims abstract description 60
- 238000013139 quantization Methods 0.000 claims abstract description 638
- 239000011159 matrix material Substances 0.000 claims abstract description 555
- 238000010586 diagram Methods 0.000 description 38
- 230000008569 process Effects 0.000 description 28
- 238000001914 filtration Methods 0.000 description 20
- 238000000638 solvent extraction Methods 0.000 description 16
- 238000000926 separation method Methods 0.000 description 14
- 230000009466 transformation Effects 0.000 description 7
- 230000006870 function Effects 0.000 description 6
- 230000010354 integration Effects 0.000 description 6
- 238000004590 computer program Methods 0.000 description 4
- 230000011218 segmentation Effects 0.000 description 4
- 230000001174 ascending effect Effects 0.000 description 2
- 239000000470 constituent Substances 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 101001121408 Homo sapiens L-amino-acid oxidase Proteins 0.000 description 1
- 102100026388 L-amino-acid oxidase Human genes 0.000 description 1
- 101100012902 Saccharomyces cerevisiae (strain ATCC 204508 / S288c) FIG2 gene Proteins 0.000 description 1
- 230000003044 adaptive effect Effects 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 239000000284 extract Substances 0.000 description 1
- 239000004973 liquid crystal related substance Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001131 transforming effect Effects 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
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
- H04N19/124—Quantisation
- H04N19/126—Details of normalisation or weighting functions, e.g. normalisation matrices or variable uniform quantisers
-
- 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
- H04N19/102—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
- H04N19/107—Selection of coding mode or of prediction mode between spatial and temporal predictive coding, e.g. picture refresh
-
- 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
-
- 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
- H04N19/10—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
- H04N19/46—Embedding additional information in the video signal during the compression process
- H04N19/463—Embedding additional information in the video signal during the compression process by compressing encoding parameters before transmission
-
- 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 Of Band Width Or Redundancy In Fax (AREA)
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2019170810A JP2021048532A (ja) | 2019-09-19 | 2019-09-19 | 画像符号化装置、画像復号装置及びそれらの制御方法及びプログラム |
| JP2019-170810 | 2019-09-19 | ||
| CN202080065877.2A CN114424551B (zh) | 2019-09-19 | 2020-08-14 | 图像编码设备和方法、图像解码设备和方法和存储介质 |
| PCT/JP2020/030904 WO2021054012A1 (ja) | 2019-09-19 | 2020-08-14 | 画像符号化装置、画像復号装置及びそれらの制御方法及びプログラム |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202080065877.2A Division CN114424551B (zh) | 2019-09-19 | 2020-08-14 | 图像编码设备和方法、图像解码设备和方法和存储介质 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN118972588A true CN118972588A (zh) | 2024-11-15 |
Family
ID=74878795
Family Applications (6)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202411315621.9A Pending CN118972588A (zh) | 2019-09-19 | 2020-08-14 | 图像编码设备和方法以及图像解码设备和方法 |
| CN202411315492.3A Pending CN118972585A (zh) | 2019-09-19 | 2020-08-14 | 图像编码设备和方法以及图像解码设备和方法 |
| CN202411315591.1A Pending CN118972587A (zh) | 2019-09-19 | 2020-08-14 | 图像编码设备和方法以及图像解码设备和方法 |
| CN202411315584.1A Pending CN118972586A (zh) | 2019-09-19 | 2020-08-14 | 图像编码设备和方法以及图像解码设备和方法 |
| CN202411315495.7A Pending CN118945353A (zh) | 2019-09-19 | 2020-08-14 | 图像编码设备和方法以及图像解码设备和方法 |
| CN202080065877.2A Active CN114424551B (zh) | 2019-09-19 | 2020-08-14 | 图像编码设备和方法、图像解码设备和方法和存储介质 |
Family Applications After (5)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202411315492.3A Pending CN118972585A (zh) | 2019-09-19 | 2020-08-14 | 图像编码设备和方法以及图像解码设备和方法 |
| CN202411315591.1A Pending CN118972587A (zh) | 2019-09-19 | 2020-08-14 | 图像编码设备和方法以及图像解码设备和方法 |
| CN202411315584.1A Pending CN118972586A (zh) | 2019-09-19 | 2020-08-14 | 图像编码设备和方法以及图像解码设备和方法 |
| CN202411315495.7A Pending CN118945353A (zh) | 2019-09-19 | 2020-08-14 | 图像编码设备和方法以及图像解码设备和方法 |
| CN202080065877.2A Active CN114424551B (zh) | 2019-09-19 | 2020-08-14 | 图像编码设备和方法、图像解码设备和方法和存储介质 |
Country Status (8)
| Country | Link |
|---|---|
| US (6) | US12137224B2 (https=) |
| EP (1) | EP4033762A4 (https=) |
| JP (3) | JP2021048532A (https=) |
| KR (1) | KR20220058959A (https=) |
| CN (6) | CN118972588A (https=) |
| BR (1) | BR112022005002A2 (https=) |
| TW (1) | TWI856179B (https=) |
| WO (1) | WO2021054012A1 (https=) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2021048532A (ja) * | 2019-09-19 | 2021-03-25 | キヤノン株式会社 | 画像符号化装置、画像復号装置及びそれらの制御方法及びプログラム |
| JP2024093502A (ja) * | 2022-12-27 | 2024-07-09 | トヨタ自動車株式会社 | 情報処理装置、及び、方法 |
Family Cites Families (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100311295B1 (ko) * | 1993-08-30 | 2001-12-17 | 이데이 노부유끼 | 화상처리장치및방법 |
| EP1675402A1 (en) * | 2004-12-22 | 2006-06-28 | Thomson Licensing | Optimisation of a quantisation matrix for image and video coding |
| US7373009B2 (en) * | 2005-02-09 | 2008-05-13 | Lsi Corporation | Method and apparatus for efficient transmission and decoding of quantization matrices |
| JP2012108237A (ja) * | 2010-11-16 | 2012-06-07 | Toshiba Mobile Display Co Ltd | 表示装置 |
| MY169660A (en) * | 2011-02-10 | 2019-04-26 | Velos Media Int Ltd | Image processing device and image processing method |
| US9641840B2 (en) * | 2011-05-20 | 2017-05-02 | Sony Corporation | Processing device and image processing method for encoding and decoding image |
| CN104980746B (zh) * | 2011-07-01 | 2018-07-31 | 三星电子株式会社 | 用于使用分层数据单元进行编码和解码的方法和设备 |
| JP2013038758A (ja) | 2011-07-13 | 2013-02-21 | Canon Inc | 画像符号化装置、画像符号化方法及びプログラム、画像復号装置、画像復号方法及びプログラム |
| KR20130050149A (ko) * | 2011-11-07 | 2013-05-15 | 오수미 | 인터 모드에서의 예측 블록 생성 방법 |
| KR101627085B1 (ko) * | 2012-01-20 | 2016-06-03 | 한국전자통신연구원 | 양자화 행렬의 부호화 방법 및 복호화 방법과 이를 이용하는 장치 |
| PT2840791T (pt) * | 2012-04-16 | 2018-04-16 | Electronics & Telecommunications Res Inst | Método e dispositivo para codificação/descodificação de imagem |
| JP6041554B2 (ja) | 2012-06-27 | 2016-12-07 | キヤノン株式会社 | 画像符号化装置、画像符号化方法及びプログラム、画像復号装置、画像復号方法及びプログラム |
| US9253483B2 (en) * | 2012-09-25 | 2016-02-02 | Google Technology Holdings LLC | Signaling of scaling list |
| JP7235439B2 (ja) | 2018-03-29 | 2023-03-08 | 株式会社バンダイナムコエンターテインメント | ゲームシステム、ゲーム提供方法及びプログラム |
| KR102951865B1 (ko) * | 2018-12-26 | 2026-04-14 | 한국전자통신연구원 | 양자화 행렬 부호화/복호화 방법, 장치 및 비트스트림을 저장한 기록 매체 |
| CN118524210A (zh) * | 2019-06-14 | 2024-08-20 | 韩国电子通信研究院 | 量化矩阵编码/解码方法和装置、以及存储比特流的记录介质 |
| TWI862567B (zh) * | 2019-06-21 | 2024-11-21 | 法商內數位Ｃｅ專利控股公司 | 用於視訊編碼及解碼的單一索引量化矩陣設計 |
| JP2021048532A (ja) * | 2019-09-19 | 2021-03-25 | キヤノン株式会社 | 画像符号化装置、画像復号装置及びそれらの制御方法及びプログラム |
-
2019
- 2019-09-19 JP JP2019170810A patent/JP2021048532A/ja active Pending
-
2020
- 2020-08-14 BR BR112022005002A patent/BR112022005002A2/pt unknown
- 2020-08-14 CN CN202411315621.9A patent/CN118972588A/zh active Pending
- 2020-08-14 EP EP20864993.9A patent/EP4033762A4/en active Pending
- 2020-08-14 CN CN202411315492.3A patent/CN118972585A/zh active Pending
- 2020-08-14 CN CN202411315591.1A patent/CN118972587A/zh active Pending
- 2020-08-14 KR KR1020227012431A patent/KR20220058959A/ko not_active Ceased
- 2020-08-14 CN CN202411315584.1A patent/CN118972586A/zh active Pending
- 2020-08-14 CN CN202411315495.7A patent/CN118945353A/zh active Pending
- 2020-08-14 WO PCT/JP2020/030904 patent/WO2021054012A1/ja not_active Ceased
- 2020-08-14 CN CN202080065877.2A patent/CN114424551B/zh active Active
- 2020-09-16 TW TW109131784A patent/TWI856179B/zh active
-
2022
- 2022-03-15 US US17/695,638 patent/US12137224B2/en active Active
-
2024
- 2024-04-17 JP JP2024066821A patent/JP7695438B2/ja active Active
- 2024-10-09 US US18/910,615 patent/US20250030861A1/en active Pending
- 2024-10-09 US US18/910,585 patent/US20250030859A1/en active Pending
- 2024-10-09 US US18/910,632 patent/US20250030862A1/en active Pending
- 2024-10-09 US US18/910,566 patent/US20250030858A1/en active Pending
- 2024-10-09 US US18/910,601 patent/US20250030860A1/en active Pending
-
2025
- 2025-05-21 JP JP2025085070A patent/JP7829779B2/ja active Active
Also Published As
| Publication number | Publication date |
|---|---|
| KR20220058959A (ko) | 2022-05-10 |
| JP7695438B2 (ja) | 2025-06-18 |
| US20250030861A1 (en) | 2025-01-23 |
| CN118972585A (zh) | 2024-11-15 |
| US20250030860A1 (en) | 2025-01-23 |
| US20220210421A1 (en) | 2022-06-30 |
| US20250030858A1 (en) | 2025-01-23 |
| JP2021048532A (ja) | 2021-03-25 |
| TWI856179B (zh) | 2024-09-21 |
| CN118945353A (zh) | 2024-11-12 |
| JP2025118987A (ja) | 2025-08-13 |
| WO2021054012A1 (ja) | 2021-03-25 |
| JP7829779B2 (ja) | 2026-03-13 |
| US20250030862A1 (en) | 2025-01-23 |
| CN114424551A (zh) | 2022-04-29 |
| EP4033762A1 (en) | 2022-07-27 |
| EP4033762A4 (en) | 2023-08-23 |
| BR112022005002A2 (pt) | 2022-06-14 |
| JP2024096938A (ja) | 2024-07-17 |
| TW202114423A (zh) | 2021-04-01 |
| US20250030859A1 (en) | 2025-01-23 |
| US12137224B2 (en) | 2024-11-05 |
| CN118972586A (zh) | 2024-11-15 |
| CN118972587A (zh) | 2024-11-15 |
| CN114424551B (zh) | 2024-09-17 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JP7610690B2 (ja) | 画像復号装置及び方法及びプログラム | |
| US20250030860A1 (en) | Image encoding apparatus, image decoding apparatus, methods for the same, and non-transitory computer-readable storage medium | |
| JP7685102B2 (ja) | 画像符号化装置及び画像復号装置及びそれらの制御方法及びプログラム | |
| HK40112567A (zh) | 图像编码装置和方法以及图像解码装置和方法 | |
| HK40113927A (zh) | 图像编码设备和方法以及图像解码设备和方法 | |
| HK40113926A (zh) | 图像编码设备和方法以及图像解码设备和方法 | |
| HK40113928A (zh) | 图像编码设备和方法以及图像解码设备和方法 | |
| HK40112192A (zh) | 图像编码设备和方法以及图像解码设备和方法 | |
| JP2020010320A (ja) | 画像符号化装置及び画像復号装置及びそれらの制御方法及びプログラム | |
| HK40103529A (zh) | 图像编码设备、图像解码设备和控制方法 | |
| HK40103530A (zh) | 图像编码设备、图像解码设备和控制方法 | |
| HK40103266A (zh) | 图像编码设备、图像解码设备和控制方法 | |
| HK40103532A (zh) | 图像编码设备、图像解码设备和控制方法 |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| REG | Reference to a national code |
Ref country code: HK Ref legal event code: DE Ref document number: 40113927 Country of ref document: HK |