AU2021381550A1 - Intra prediction with geometric partition - Google Patents
Intra prediction with geometric partition Download PDFInfo
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- AU2021381550A1 AU2021381550A1 AU2021381550A AU2021381550A AU2021381550A1 AU 2021381550 A1 AU2021381550 A1 AU 2021381550A1 AU 2021381550 A AU2021381550 A AU 2021381550A AU 2021381550 A AU2021381550 A AU 2021381550A AU 2021381550 A1 AU2021381550 A1 AU 2021381550A1
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- intra prediction
- partition
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- intra
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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
- H04N19/11—Selection of coding mode or of prediction mode among a plurality of spatial 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
- H04N19/105—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
- H04N19/119—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
-
- 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
-
- 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
- H04N19/147—Data rate or code amount at the encoder output according to rate distortion criteria
-
- 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
- H04N19/172—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 picture, frame or field
-
- 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
- H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
- H04N19/59—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving spatial sub-sampling or interpolation, e.g. alteration of picture size or resolution
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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
- H04N19/50—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
- H04N19/60—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
-
- 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
- H04N19/70—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)
- Prostheses (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP20306397 | 2020-11-18 | ||
| EP20306397.9 | 2020-11-18 | ||
| PCT/EP2021/081266 WO2022106281A1 (en) | 2020-11-18 | 2021-11-10 | Intra prediction with geometric partition |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| AU2021381550A1 true AU2021381550A1 (en) | 2023-06-08 |
| AU2021381550A9 AU2021381550A9 (en) | 2024-06-06 |
Family
ID=73654732
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AU2021381550A Pending AU2021381550A1 (en) | 2020-11-18 | 2021-11-10 | Intra prediction with geometric partition |
Country Status (8)
| Country | Link |
|---|---|
| US (2) | US12407817B2 (https=) |
| EP (1) | EP4248650A1 (https=) |
| JP (1) | JP2024505322A (https=) |
| KR (1) | KR20230104895A (https=) |
| CN (1) | CN116458154A (https=) |
| AU (1) | AU2021381550A1 (https=) |
| MX (1) | MX2023005592A (https=) |
| WO (1) | WO2022106281A1 (https=) |
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP4508844A2 (en) * | 2022-04-12 | 2025-02-19 | Dolby Laboratories Licensing Corporation | Geometric partition mode in video coding |
| WO2023207646A1 (en) * | 2022-04-25 | 2023-11-02 | Mediatek Inc. | Method and apparatus for blending prediction in video coding system |
| WO2023239347A1 (en) * | 2022-06-06 | 2023-12-14 | Google Llc | Enhanced multi-stage intra prediction |
| JP7802618B2 (ja) * | 2022-06-23 | 2026-01-20 | Kddi株式会社 | 画像符号化装置、方法及びプログラム |
| CN115834902A (zh) * | 2022-09-28 | 2023-03-21 | 浙江大华技术股份有限公司 | 编码单元的预测方法、编码方法、解码方法及其设备 |
| WO2024080849A1 (ko) * | 2022-10-14 | 2024-04-18 | 현대자동차주식회사 | 영상 부호화/복호화 방법, 장치 및 비트스트림을 저장한 기록 매체 |
| EP4616602A1 (en) * | 2022-11-08 | 2025-09-17 | Douyin Vision Co., Ltd. | Method, apparatus, and medium for video processing |
| CN120770155A (zh) * | 2022-12-29 | 2025-10-10 | Lg电子株式会社 | 使用gpm的图像编码/解码方法、发送比特流的方法和存储比特流的记录介质 |
| WO2025003391A1 (en) * | 2023-06-30 | 2025-01-02 | Interdigital Ce Patent Holdings, Sas | Blending area width for ibc-gpm |
| WO2025075462A1 (ko) * | 2023-10-05 | 2025-04-10 | 엘지전자 주식회사 | 영상 인코딩/디코딩 방법 및 장치, 그리고 비트스트림을 저장한 기록 매체 |
| WO2025198351A1 (ko) * | 2024-03-22 | 2025-09-25 | 주식회사 케이티 | 영상 부호화/복호화 방법 및 압축된 비디오 데이터를 전송하기 위한 장치 |
Family Cites Families (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101415121B (zh) * | 2007-10-15 | 2010-09-29 | 华为技术有限公司 | 一种自适应的帧预测的方法及装置 |
| US9532058B2 (en) * | 2011-06-03 | 2016-12-27 | Qualcomm Incorporated | Intra prediction mode coding with directional partitions |
| US9807426B2 (en) * | 2011-07-01 | 2017-10-31 | Qualcomm Incorporated | Applying non-square transforms to video data |
| CN103748877B (zh) * | 2011-08-17 | 2017-05-10 | 联发科技（新加坡）私人有限公司 | 帧内预测方法和装置 |
| PT2777283T (pt) * | 2011-11-11 | 2018-04-18 | Ge Video Compression Llc | Predição eficaz utilizando codificação de partição |
| WO2015152605A1 (ko) * | 2014-03-31 | 2015-10-08 | 삼성전자 주식회사 | 깊이 영상을 부호화 또는 복호화 하는 방법 및 장치 |
| WO2016145162A2 (en) * | 2015-03-12 | 2016-09-15 | NGCodec Inc. | Intra-picture prediction processor with progressive block size computations and dual stage computations |
| CN115643399B (zh) * | 2017-08-22 | 2025-11-18 | 松下电器（美国）知识产权公司 | 图像编码器和图像解码器 |
| WO2019138998A1 (ja) * | 2018-01-12 | 2019-07-18 | パナソニック インテレクチュアル プロパティ コーポレーション オブ アメリカ | 符号化装置、復号装置、符号化方法及び復号方法 |
| CN112602324B (zh) * | 2018-06-22 | 2024-07-23 | Op方案有限责任公司 | 块水平几何划分 |
| EP3723368A1 (en) * | 2019-04-12 | 2020-10-14 | InterDigital VC Holdings, Inc. | Wide angle intra prediction with sub-partitions |
| US11363284B2 (en) * | 2019-05-09 | 2022-06-14 | Qualcomm Incorporated | Upsampling in affine linear weighted intra prediction |
-
2021
- 2021-11-10 JP JP2023523592A patent/JP2024505322A/ja active Pending
- 2021-11-10 AU AU2021381550A patent/AU2021381550A1/en active Pending
- 2021-11-10 MX MX2023005592A patent/MX2023005592A/es unknown
- 2021-11-10 WO PCT/EP2021/081266 patent/WO2022106281A1/en not_active Ceased
- 2021-11-10 KR KR1020237016659A patent/KR20230104895A/ko active Pending
- 2021-11-10 US US18/033,649 patent/US12407817B2/en active Active
- 2021-11-10 EP EP21810582.3A patent/EP4248650A1/en active Pending
- 2021-11-10 CN CN202180076758.1A patent/CN116458154A/zh active Pending
-
2025
- 2025-07-31 US US19/286,983 patent/US20250365406A1/en active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| CN116458154A (zh) | 2023-07-18 |
| US20250365406A1 (en) | 2025-11-27 |
| US20240031560A1 (en) | 2024-01-25 |
| AU2021381550A9 (en) | 2024-06-06 |
| US12407817B2 (en) | 2025-09-02 |
| WO2022106281A1 (en) | 2022-05-27 |
| JP2024505322A (ja) | 2024-02-06 |
| EP4248650A1 (en) | 2023-09-27 |
| MX2023005592A (es) | 2023-07-27 |
| KR20230104895A (ko) | 2023-07-11 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PC1 | Assignment before grant (sect. 113) |
Owner name: INTERDIGITAL CE PATENT HOLDINGS, SAS Free format text: FORMER APPLICANT(S): INTERDIGITAL VC HOLDINGS FRANCE, SAS |
|
| SREP | Specification republished |