CA3133833A1 - Unified position dependent prediction combination process - Google Patents
Unified position dependent prediction combination process Download PDFInfo
- Publication number
- CA3133833A1 CA3133833A1 CA3133833A CA3133833A CA3133833A1 CA 3133833 A1 CA3133833 A1 CA 3133833A1 CA 3133833 A CA3133833 A CA 3133833A CA 3133833 A CA3133833 A CA 3133833A CA 3133833 A1 CA3133833 A1 CA 3133833A1
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- Prior art keywords
- intra prediction
- prediction direction
- current block
- mode
- video
- 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.)
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Classifications
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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
- H04N19/44—Decoders specially adapted therefor, e.g. video decoders which are asymmetric with respect to the encoder
-
- 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
- H04N19/117—Filters, e.g. for pre-processing or post-processing
-
- 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
- H04N19/157—Assigned coding mode, i.e. the coding mode being predefined or preselected to be further used for selection of another element or parameter
- H04N19/159—Prediction type, e.g. intra-frame, inter-frame or bidirectional frame 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
- H04N19/134—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
- H04N19/167—Position within a video image, e.g. region of interest [ROI]
-
- 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
- H04N19/182—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
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
- Color Television Systems (AREA)
Applications Claiming Priority (7)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201962859920P | 2019-06-11 | 2019-06-11 | |
| US62/859,920 | 2019-06-11 | ||
| US201962869015P | 2019-06-30 | 2019-06-30 | |
| US62/869,015 | 2019-06-30 | ||
| US15/931,225 | 2020-05-13 | ||
| US15/931,225 US11039156B2 (en) | 2019-06-11 | 2020-05-13 | Unified position dependent prediction combination process |
| PCT/US2020/035519 WO2020251791A1 (en) | 2019-06-11 | 2020-06-01 | Unified position dependent prediction combination process |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA3133833A1 true CA3133833A1 (en) | 2020-12-17 |
Family
ID=73745712
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA3133833A Pending CA3133833A1 (en) | 2019-06-11 | 2020-06-01 | Unified position dependent prediction combination process |
Country Status (9)
| Country | Link |
|---|---|
| US (3) | US11039156B2 (https=) |
| EP (1) | EP3984216A4 (https=) |
| JP (4) | JP7119234B2 (https=) |
| KR (2) | KR102772324B1 (https=) |
| CN (1) | CN115550644B (https=) |
| AU (3) | AU2020290387B2 (https=) |
| CA (1) | CA3133833A1 (https=) |
| SG (1) | SG11202110392TA (https=) |
| WO (1) | WO2020251791A1 (https=) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020256466A1 (ko) * | 2019-06-19 | 2020-12-24 | 한국전자통신연구원 | 화면 내 예측 모드 및 엔트로피 부호화/복호화 방법 및 장치 |
| CN114600450B (zh) * | 2019-06-20 | 2025-11-21 | 交互数字Ce专利控股公司 | 使用位置相关帧内预测组合进行画面编码和解码的方法和设备 |
| CN114287133B (zh) | 2019-08-14 | 2024-09-10 | 北京字节跳动网络技术有限公司 | 帧内模式中的预测样点滤波的加权因子 |
| CN117376556A (zh) | 2019-08-14 | 2024-01-09 | 北京字节跳动网络技术有限公司 | 位置相关帧内预测样点滤波 |
| US11671592B2 (en) * | 2019-12-09 | 2023-06-06 | Qualcomm Incorporated | Position-dependent intra-prediction combination for angular intra-prediction modes for video coding |
| KR20230145097A (ko) * | 2021-02-08 | 2023-10-17 | 인터디지털 씨이 페이튼트 홀딩스, 에스에이에스 | 공간 국소 조명 보상 |
| CN115883834A (zh) * | 2021-09-30 | 2023-03-31 | 维沃移动通信有限公司 | 帧内预测的方法及终端 |
| US12010316B2 (en) * | 2021-10-05 | 2024-06-11 | Tencent America LLC | Modification on fusion of intra prediction |
| KR102927263B1 (ko) | 2021-12-28 | 2026-02-12 | 삼성전자주식회사 | 반도체 장치 |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AU2014376061B8 (en) | 2014-01-03 | 2019-05-30 | Microsoft Technology Licensing, Llc | Block vector prediction in video and image coding/decoding |
| US10425648B2 (en) | 2015-09-29 | 2019-09-24 | Qualcomm Incorporated | Video intra-prediction using position-dependent prediction combination for video coding |
| US10623774B2 (en) | 2016-03-22 | 2020-04-14 | Qualcomm Incorporated | Constrained block-level optimization and signaling for video coding tools |
| US10674165B2 (en) | 2016-12-21 | 2020-06-02 | Arris Enterprises Llc | Constrained position dependent intra prediction combination (PDPC) |
| US11611757B2 (en) | 2018-04-02 | 2023-03-21 | Qualcomm Incorproated | Position dependent intra prediction combination extended with angular modes |
| US10284844B1 (en) | 2018-07-02 | 2019-05-07 | Tencent America LLC | Method and apparatus for video coding |
| BR112020025939A2 (pt) | 2018-07-16 | 2021-03-23 | Interdigital Vc Holdings, Inc. | previsão intra de ângulo amplo e combinação de previsão intra dependente da posição |
| US11128872B2 (en) * | 2018-07-16 | 2021-09-21 | Qualcomm Incorporated | Position dependent intra prediction combination with wide angle intra prediction |
| US11057622B2 (en) * | 2018-12-13 | 2021-07-06 | Qualcomm Incorporated | Position dependent intra prediction combination with non-square block diagonals |
-
2020
- 2020-05-13 US US15/931,225 patent/US11039156B2/en active Active
- 2020-06-01 JP JP2021537954A patent/JP7119234B2/ja active Active
- 2020-06-01 AU AU2020290387A patent/AU2020290387B2/en active Active
- 2020-06-01 SG SG11202110392TA patent/SG11202110392TA/en unknown
- 2020-06-01 CA CA3133833A patent/CA3133833A1/en active Pending
- 2020-06-01 KR KR1020217023160A patent/KR102772324B1/ko active Active
- 2020-06-01 EP EP20822885.8A patent/EP3984216A4/en active Pending
- 2020-06-01 WO PCT/US2020/035519 patent/WO2020251791A1/en not_active Ceased
- 2020-06-01 KR KR1020257005471A patent/KR20250029998A/ko active Pending
- 2020-06-03 CN CN202211137320.2A patent/CN115550644B/zh active Active
-
2021
- 2021-04-28 US US17/243,009 patent/US11575923B2/en active Active
-
2022
- 2022-08-03 JP JP2022123647A patent/JP7331218B2/ja active Active
- 2022-11-04 US US17/981,165 patent/US12149722B2/en active Active
-
2023
- 2023-06-16 AU AU2023203803A patent/AU2023203803B2/en active Active
- 2023-08-09 JP JP2023130239A patent/JP7623442B2/ja active Active
-
2025
- 2025-01-16 JP JP2025006009A patent/JP7833573B2/ja active Active
- 2025-02-07 AU AU2025200843A patent/AU2025200843A1/en active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| US11039156B2 (en) | 2021-06-15 |
| AU2020290387A1 (en) | 2021-10-14 |
| CN115550644B (zh) | 2024-09-20 |
| KR20210104873A (ko) | 2021-08-25 |
| AU2023203803A1 (en) | 2023-07-13 |
| US20230199207A1 (en) | 2023-06-22 |
| US20210250599A1 (en) | 2021-08-12 |
| JP7119234B2 (ja) | 2022-08-16 |
| US12149722B2 (en) | 2024-11-19 |
| US20200396470A1 (en) | 2020-12-17 |
| JP2025061383A (ja) | 2025-04-10 |
| JP2022515850A (ja) | 2022-02-22 |
| EP3984216A1 (en) | 2022-04-20 |
| JP7833573B2 (ja) | 2026-03-19 |
| US11575923B2 (en) | 2023-02-07 |
| CN115550644A (zh) | 2022-12-30 |
| JP2022153610A (ja) | 2022-10-12 |
| KR102772324B1 (ko) | 2025-02-26 |
| JP7331218B2 (ja) | 2023-08-22 |
| WO2020251791A1 (en) | 2020-12-17 |
| JP2023138753A (ja) | 2023-10-02 |
| SG11202110392TA (en) | 2021-10-28 |
| AU2020290387B2 (en) | 2023-03-16 |
| JP7623442B2 (ja) | 2025-01-28 |
| EP3984216A4 (en) | 2023-04-26 |
| AU2023203803B2 (en) | 2024-11-07 |
| KR20250029998A (ko) | 2025-03-05 |
| AU2025200843A1 (en) | 2025-02-27 |
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Legal Events
| Date | Code | Title | Description |
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| EEER | Examination request |
Effective date: 20210915 |
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