CA3134199A1 - Coding tree unit size signaling - Google Patents
Coding tree unit size signaling Download PDFInfo
- Publication number
- CA3134199A1 CA3134199A1 CA3134199A CA3134199A CA3134199A1 CA 3134199 A1 CA3134199 A1 CA 3134199A1 CA 3134199 A CA3134199 A CA 3134199A CA 3134199 A CA3134199 A CA 3134199A CA 3134199 A1 CA3134199 A1 CA 3134199A1
- Authority
- CA
- Canada
- Prior art keywords
- coding tree
- tree unit
- unit size
- signaled
- flag
- 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
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
- H04N19/90—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
-
- 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
- H04N19/102—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
- H04N19/122—Selection of transform size, e.g. 8x8 or 2x4x8 DCT; Selection of sub-band transforms of varying structure or type
-
- 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
- H04N19/146—Data rate or code amount at the encoder output
-
- 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
- H04N19/186—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
- H04N19/10—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
- H04N19/1883—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 relating to sub-band structure, e.g. hierarchical level, directional tree, e.g. low-high [LH], high-low [HL], high-high [HH]
-
- 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
-
- 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)
- 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)
Applications Claiming Priority (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201962905339P | 2019-09-24 | 2019-09-24 | |
| US62/905,339 | 2019-09-24 | ||
| US17/024,246 US11606563B2 (en) | 2019-09-24 | 2020-09-17 | CTU size signaling |
| US17/024,246 | 2020-09-17 | ||
| PCT/US2020/051975 WO2021061631A1 (en) | 2019-09-24 | 2020-09-22 | Coding tree unit size signaling |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA3134199A1 true CA3134199A1 (en) | 2021-04-01 |
Family
ID=74881405
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA3134199A Pending CA3134199A1 (en) | 2019-09-24 | 2020-09-22 | Coding tree unit size signaling |
Country Status (9)
| Country | Link |
|---|---|
| US (3) | US11606563B2 (https=) |
| EP (1) | EP4035391A4 (https=) |
| JP (4) | JP7242895B2 (https=) |
| KR (2) | KR102714889B1 (https=) |
| CN (2) | CN118890494A (https=) |
| AU (3) | AU2020352930B2 (https=) |
| CA (1) | CA3134199A1 (https=) |
| SG (1) | SG11202110346SA (https=) |
| WO (1) | WO2021061631A1 (https=) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115552900B (zh) | 2020-02-21 | 2025-12-23 | 阿里巴巴（中国）有限公司 | 用信号通知最大变换大小和残差编码的方法 |
| AU2020203330B2 (en) * | 2020-05-21 | 2022-12-01 | Canon Kabushiki Kaisha | Method, apparatus and system for encoding and decoding a block of video samples |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2509319A4 (en) * | 2009-12-01 | 2013-07-10 | Humax Co Ltd | METHOD AND DEVICE FOR CODING / DECODING HIGH-RESOLUTION PICTURES |
| CN108366300B (zh) * | 2011-11-25 | 2020-11-06 | 麦克赛尔株式会社 | 图像接收装置 |
| JP2014236264A (ja) * | 2013-05-31 | 2014-12-15 | ソニー株式会社 | 画像処理装置、画像処理方法及びプログラム |
| WO2016074147A1 (en) * | 2014-11-11 | 2016-05-19 | Mediatek Singapore Pte. Ltd. | Separated coding tree for luma and chroma |
| US10212444B2 (en) * | 2016-01-15 | 2019-02-19 | Qualcomm Incorporated | Multi-type-tree framework for video coding |
| CN115052152B (zh) * | 2016-02-11 | 2025-11-25 | 交互数字Vc控股公司 | 用于对图像单元进行编码/解码的方法和设备 |
| RU2018131583A (ru) * | 2016-12-26 | 2021-01-26 | Нек Корпорейшн | Способ кодирования видео, способ декодирования видео, устройство кодирования видео, устройство декодирования видео и программа |
| US20180367818A1 (en) * | 2017-06-15 | 2018-12-20 | Futurewei Technologies, Inc. | Block Partition Structure in Video Compression |
| CN120151546B (zh) * | 2019-09-13 | 2026-02-24 | 阿里巴巴（中国）有限公司 | 一种标识子块变换信息的方法和装置 |
-
2020
- 2020-09-17 US US17/024,246 patent/US11606563B2/en active Active
- 2020-09-22 CN CN202411158368.0A patent/CN118890494A/zh active Pending
- 2020-09-22 KR KR1020217031918A patent/KR102714889B1/ko active Active
- 2020-09-22 JP JP2021557672A patent/JP7242895B2/ja active Active
- 2020-09-22 AU AU2020352930A patent/AU2020352930B2/en active Active
- 2020-09-22 SG SG11202110346SA patent/SG11202110346SA/en unknown
- 2020-09-22 WO PCT/US2020/051975 patent/WO2021061631A1/en not_active Ceased
- 2020-09-22 CN CN202080024077.6A patent/CN113632487B/zh active Active
- 2020-09-22 EP EP20867427.5A patent/EP4035391A4/en active Pending
- 2020-09-22 KR KR1020247032994A patent/KR20240148960A/ko active Pending
- 2020-09-22 CA CA3134199A patent/CA3134199A1/en active Pending
-
2023
- 2023-01-24 US US18/100,942 patent/US11876975B2/en active Active
- 2023-03-08 JP JP2023035774A patent/JP7506210B2/ja active Active
- 2023-04-26 AU AU2023202525A patent/AU2023202525B2/en active Active
- 2023-11-16 US US18/511,360 patent/US12244821B2/en active Active
-
2024
- 2024-06-13 JP JP2024095604A patent/JP7684008B2/ja active Active
-
2025
- 2025-01-24 AU AU2025200475A patent/AU2025200475A1/en active Pending
- 2025-05-13 JP JP2025080184A patent/JP2025114787A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| EP4035391A1 (en) | 2022-08-03 |
| JP7242895B2 (ja) | 2023-03-20 |
| AU2023202525B2 (en) | 2024-10-31 |
| KR102714889B1 (ko) | 2024-10-11 |
| AU2023202525A1 (en) | 2023-05-11 |
| CN113632487B (zh) | 2024-07-19 |
| JP2023065676A (ja) | 2023-05-12 |
| JP2022526172A (ja) | 2022-05-23 |
| JP7684008B2 (ja) | 2025-05-27 |
| US11606563B2 (en) | 2023-03-14 |
| EP4035391A4 (en) | 2023-11-15 |
| JP2025114787A (ja) | 2025-08-05 |
| SG11202110346SA (en) | 2021-10-28 |
| KR20240148960A (ko) | 2024-10-11 |
| US20210092401A1 (en) | 2021-03-25 |
| US12244821B2 (en) | 2025-03-04 |
| CN113632487A (zh) | 2021-11-09 |
| KR20210133295A (ko) | 2021-11-05 |
| AU2020352930A1 (en) | 2021-10-14 |
| US20230164325A1 (en) | 2023-05-25 |
| AU2025200475A1 (en) | 2025-02-13 |
| JP7506210B2 (ja) | 2024-06-25 |
| CN118890494A (zh) | 2024-11-01 |
| WO2021061631A1 (en) | 2021-04-01 |
| US20240089461A1 (en) | 2024-03-14 |
| US11876975B2 (en) | 2024-01-16 |
| AU2020352930B2 (en) | 2023-02-02 |
| JP2024116338A (ja) | 2024-08-27 |
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