PL4084477T3 - Sposób kodowania/dekodowania wideo i urządzenie do przeprowadzania pdpc i sposób przesyłania strumienia bitowego - Google Patents
Sposób kodowania/dekodowania wideo i urządzenie do przeprowadzania pdpc i sposób przesyłania strumienia bitowegoInfo
- Publication number
- PL4084477T3 PL4084477T3 PL20908208.0T PL20908208T PL4084477T3 PL 4084477 T3 PL4084477 T3 PL 4084477T3 PL 20908208 T PL20908208 T PL 20908208T PL 4084477 T3 PL4084477 T3 PL 4084477T3
- Authority
- PL
- Poland
- Prior art keywords
- video encoding
- decoding method
- pdpc
- transmitting bitstream
- bitstream
- Prior art date
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
- H04N19/10—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
- H04N19/11—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
- H04N19/119—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
- H04N19/132—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
- H04N19/169—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
- H04N19/184—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 bits, e.g. of the compressed video stream
-
- 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
- H04N19/50—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)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201962953886P | 2019-12-26 | 2019-12-26 | |
| PCT/KR2020/019091 WO2021133100A1 (ko) | 2019-12-26 | 2020-12-24 | Pdpc를 수행하는 영상 부호화/복호화 방법, 장치 및 비트스트림을 전송하는 방법 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| PL4084477T3 true PL4084477T3 (pl) | 2025-04-22 |
Family
ID=76575654
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PL20908208.0T PL4084477T3 (pl) | 2019-12-26 | 2020-12-24 | Sposób kodowania/dekodowania wideo i urządzenie do przeprowadzania pdpc i sposób przesyłania strumienia bitowego |
Country Status (13)
| Country | Link |
|---|---|
| US (3) | US11778192B2 (pl) |
| EP (2) | EP4557736A1 (pl) |
| JP (3) | JP7829113B2 (pl) |
| KR (2) | KR20250168689A (pl) |
| CN (4) | CN115088261B (pl) |
| BR (1) | BR112022012747A2 (pl) |
| ES (1) | ES3014418T3 (pl) |
| HR (1) | HRP20250292T1 (pl) |
| HU (1) | HUE070769T2 (pl) |
| MX (3) | MX2022007832A (pl) |
| PL (1) | PL4084477T3 (pl) |
| RS (1) | RS66563B1 (pl) |
| WO (1) | WO2021133100A1 (pl) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021133100A1 (ko) * | 2019-12-26 | 2021-07-01 | 엘지전자 주식회사 | Pdpc를 수행하는 영상 부호화/복호화 방법, 장치 및 비트스트림을 전송하는 방법 |
| US12250401B2 (en) * | 2021-06-30 | 2025-03-11 | Tencent America LLC | Harmonized design for offset based refinement and multiple reference line selection |
| KR20240100398A (ko) * | 2021-11-19 | 2024-07-01 | 베이징 다지아 인터넷 인포메이션 테크놀로지 컴퍼니 리미티드 | 디코더 측 인트라 모드 도출을 위한 방법 및 장치 |
| US12470716B2 (en) * | 2022-05-16 | 2025-11-11 | Tencent America LLC | Chroma from luma prediction based on merged chroma blocks |
| US20250254293A1 (en) * | 2024-02-07 | 2025-08-07 | Samsung Electronics Co., Ltd. | Position dependent prediction combination for video coding |
Family Cites Families (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3282700B1 (en) * | 2015-04-08 | 2021-07-07 | LG Electronics Inc. | Method decoding video signals |
| CN115134595B (zh) * | 2015-06-05 | 2024-12-27 | 杜比实验室特许公司 | 用于执行帧间预测的图像编解码方法、比特流存储方法 |
| US10455228B2 (en) * | 2016-03-21 | 2019-10-22 | Qualcomm Incorporated | Determining prediction parameters for non-square blocks in video coding |
| US10623774B2 (en) * | 2016-03-22 | 2020-04-14 | Qualcomm Incorporated | Constrained block-level optimization and signaling for video coding tools |
| CN118660159A (zh) * | 2016-10-04 | 2024-09-17 | Lx 半导体科技有限公司 | 图像编码/解码方法和图像数据的发送方法 |
| CN109891883B (zh) * | 2016-10-28 | 2023-08-18 | 韩国电子通信研究院 | 视频编码/解码方法和设备以及存储比特流的记录介质 |
| US10674165B2 (en) * | 2016-12-21 | 2020-06-02 | Arris Enterprises Llc | Constrained position dependent intra prediction combination (PDPC) |
| US10841578B2 (en) * | 2018-02-12 | 2020-11-17 | Tencent America LLC | Method and apparatus for using an intra prediction coding tool for intra prediction of non-square blocks in video compression |
| US11611757B2 (en) * | 2018-04-02 | 2023-03-21 | Qualcomm Incorproated | Position dependent intra prediction combination extended with angular modes |
| WO2019199142A1 (ko) * | 2018-04-13 | 2019-10-17 | 엘지전자 주식회사 | 인트라 예측 방법을 결정하기 위한 영상 코딩 방법 및 장치 |
| US10491893B1 (en) * | 2018-08-29 | 2019-11-26 | Tencent America LLC | Method and apparatus for multi-line intra prediction |
| IL314659A (en) | 2018-11-08 | 2024-09-01 | Guangdong Oppo Mobile Telecommunications Corp Ltd | A method of encoding/decoding an image signal and a device for it |
| KR20200078391A (ko) * | 2018-12-21 | 2020-07-01 | 주식회사 엑스리스 | 영상 신호 부호화/복호화 방법 및 이를 위한 장치 |
| PL3972258T3 (pl) * | 2019-06-25 | 2024-07-15 | Guangdong Oppo Mobile Telecommunications Corp., Ltd. | Sposób przetwarzania informacji oraz urządzenie, aparatura i nośnik danych |
| US11509910B2 (en) * | 2019-09-16 | 2022-11-22 | Tencent America LLC | Video coding method and device for avoiding small chroma block intra prediction |
| WO2021133100A1 (ko) * | 2019-12-26 | 2021-07-01 | 엘지전자 주식회사 | Pdpc를 수행하는 영상 부호화/복호화 방법, 장치 및 비트스트림을 전송하는 방법 |
-
2020
- 2020-12-24 WO PCT/KR2020/019091 patent/WO2021133100A1/ko not_active Ceased
- 2020-12-24 CN CN202080096308.4A patent/CN115088261B/zh active Active
- 2020-12-24 JP JP2022539196A patent/JP7829113B2/ja active Active
- 2020-12-24 CN CN202511548688.1A patent/CN121262383A/zh active Pending
- 2020-12-24 HU HUE20908208A patent/HUE070769T2/hu unknown
- 2020-12-24 EP EP24219463.7A patent/EP4557736A1/en active Pending
- 2020-12-24 MX MX2022007832A patent/MX2022007832A/es unknown
- 2020-12-24 HR HRP20250292TT patent/HRP20250292T1/hr unknown
- 2020-12-24 KR KR1020257038296A patent/KR20250168689A/ko active Pending
- 2020-12-24 EP EP20908208.0A patent/EP4084477B1/en active Active
- 2020-12-24 RS RS20250215A patent/RS66563B1/sr unknown
- 2020-12-24 CN CN202511548694.7A patent/CN121099068A/zh active Pending
- 2020-12-24 BR BR112022012747A patent/BR112022012747A2/pt unknown
- 2020-12-24 KR KR1020227016132A patent/KR102888293B1/ko active Active
- 2020-12-24 PL PL20908208.0T patent/PL4084477T3/pl unknown
- 2020-12-24 ES ES20908208T patent/ES3014418T3/es active Active
- 2020-12-24 CN CN202511548684.3A patent/CN121173968A/zh active Pending
-
2022
- 2022-06-21 MX MX2025008871A patent/MX2025008871A/es unknown
- 2022-06-21 MX MX2025008872A patent/MX2025008872A/es unknown
- 2022-06-24 US US17/848,634 patent/US11778192B2/en active Active
-
2023
- 2023-08-16 US US18/234,710 patent/US12177450B2/en active Active
-
2024
- 2024-06-07 JP JP2024092757A patent/JP7756757B2/ja active Active
- 2024-11-05 US US18/937,174 patent/US20250063176A1/en active Pending
-
2025
- 2025-10-22 JP JP2025177496A patent/JP2026002932A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| MX2025008871A (es) | 2025-09-02 |
| BR112022012747A2 (pt) | 2022-09-06 |
| WO2021133100A1 (ko) | 2021-07-01 |
| CN115088261B (zh) | 2025-11-18 |
| US20230396772A1 (en) | 2023-12-07 |
| CN121262383A (zh) | 2026-01-02 |
| HRP20250292T1 (hr) | 2025-04-25 |
| JP7829113B2 (ja) | 2026-03-13 |
| RS66563B1 (sr) | 2025-03-31 |
| CN121099068A (zh) | 2025-12-09 |
| EP4557736A1 (en) | 2025-05-21 |
| JP7756757B2 (ja) | 2025-10-20 |
| US11778192B2 (en) | 2023-10-03 |
| JP2024107192A (ja) | 2024-08-08 |
| KR102888293B1 (ko) | 2025-11-18 |
| EP4084477C0 (en) | 2025-02-12 |
| EP4084477A1 (en) | 2022-11-02 |
| US20250063176A1 (en) | 2025-02-20 |
| JP2026002932A (ja) | 2026-01-08 |
| EP4084477B1 (en) | 2025-02-12 |
| KR20220079974A (ko) | 2022-06-14 |
| MX2025008872A (es) | 2025-09-02 |
| CN121173968A (zh) | 2025-12-19 |
| HUE070769T2 (hu) | 2025-07-28 |
| CN115088261A (zh) | 2022-09-20 |
| US20220353507A1 (en) | 2022-11-03 |
| ES3014418T3 (en) | 2025-04-22 |
| MX2022007832A (es) | 2022-08-04 |
| JP2023508178A (ja) | 2023-03-01 |
| KR20250168689A (ko) | 2025-12-02 |
| EP4084477A4 (en) | 2023-12-20 |
| US12177450B2 (en) | 2024-12-24 |
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