PL4199514T3 - Sposób i urządzenie do dekodowania obrazu na podstawie predykcji cclm w systemie kodowania obrazu - Google Patents
Sposób i urządzenie do dekodowania obrazu na podstawie predykcji cclm w systemie kodowania obrazuInfo
- Publication number
- PL4199514T3 PL4199514T3 PL23156140.8T PL23156140T PL4199514T3 PL 4199514 T3 PL4199514 T3 PL 4199514T3 PL 23156140 T PL23156140 T PL 23156140T PL 4199514 T3 PL4199514 T3 PL 4199514T3
- Authority
- PL
- Poland
- Prior art keywords
- basis
- coding system
- image
- cclm prediction
- image decoding
- 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
- H04N19/132—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
-
- 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
- H04N19/186—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
-
- 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
- H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
- H04N19/597—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding specially adapted for multi-view video sequence encoding
-
- 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)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201862734239P | 2018-09-20 | 2018-09-20 | |
| US201862737885P | 2018-09-27 | 2018-09-27 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| PL4199514T3 true PL4199514T3 (pl) | 2025-03-03 |
Family
ID=69888603
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PL19861699.7T PL3840377T3 (pl) | 2018-09-20 | 2019-09-20 | Sposób i urządzenie do dekodowania obrazu na podstawie predykcji cclm w systemie kodowania obrazu |
| PL23156140.8T PL4199514T3 (pl) | 2018-09-20 | 2019-09-20 | Sposób i urządzenie do dekodowania obrazu na podstawie predykcji cclm w systemie kodowania obrazu |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PL19861699.7T PL3840377T3 (pl) | 2018-09-20 | 2019-09-20 | Sposób i urządzenie do dekodowania obrazu na podstawie predykcji cclm w systemie kodowania obrazu |
Country Status (12)
| Country | Link |
|---|---|
| US (4) | US11290713B1 (pl) |
| EP (3) | EP4199514B1 (pl) |
| JP (2) | JP7227361B2 (pl) |
| KR (3) | KR20250002761A (pl) |
| CN (3) | CN117834862A (pl) |
| BR (2) | BR122022004915B1 (pl) |
| ES (2) | ES2946014T3 (pl) |
| FI (1) | FI3840377T3 (pl) |
| HR (2) | HRP20241709T1 (pl) |
| HU (2) | HUE069686T2 (pl) |
| PL (2) | PL3840377T3 (pl) |
| WO (1) | WO2020060258A1 (pl) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020060256A1 (ko) | 2018-09-22 | 2020-03-26 | 엘지전자 주식회사 | 영상 코딩 시스템에서 cclm 예측을 사용하는 영상 디코딩 방법 및 그 장치 |
| KR102637084B1 (ko) | 2018-11-23 | 2024-02-15 | 엘지전자 주식회사 | 영상 코딩 시스템에서 cclm 예측 기반 영상 디코딩 방법 및 그 장치 |
| EP3965419A4 (en) * | 2019-05-03 | 2023-02-01 | Electronics and Telecommunications Research Institute | METHOD AND DEVICE FOR ENCODING/DECODING IMAGES AND WITH A RECORDING MEDIUM HAVING STORED BITSTREAM |
| US11601657B2 (en) * | 2020-04-02 | 2023-03-07 | Qualcomm Incorporated | LUMA mapping with chroma scaling (LMCS) in video coding |
| WO2021251787A1 (ko) * | 2020-06-11 | 2021-12-16 | 현대자동차주식회사 | 루마 매핑 크로마 스케일링을 이용하는 영상 부호화 및 복호화 |
| US20240406375A1 (en) * | 2021-09-29 | 2024-12-05 | Lg Electronics Inc. | Image encoding/decoding method and device, and recording medium having bitstream stored thereon |
Family Cites Families (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2013034162A (ja) | 2011-06-03 | 2013-02-14 | Sony Corp | 画像処理装置及び画像処理方法 |
| JP2013034163A (ja) | 2011-06-03 | 2013-02-14 | Sony Corp | 画像処理装置及び画像処理方法 |
| US9307237B2 (en) * | 2012-01-19 | 2016-04-05 | Futurewei Technologies, Inc. | Reference pixel reduction for intra LM prediction |
| WO2015005418A1 (ja) * | 2013-07-10 | 2015-01-15 | Kddi株式会社 | 動画像符号化装置、動画像復号装置、動画像システム、動画像符号化方法、動画像復号方法、およびプログラム |
| US10455249B2 (en) * | 2015-03-20 | 2019-10-22 | Qualcomm Incorporated | Downsampling process for linear model prediction mode |
| US10602138B2 (en) * | 2015-08-27 | 2020-03-24 | Lg Electronics Inc. | Method and device for chroma sample intra prediction in video coding system |
| JP6599552B2 (ja) * | 2015-09-10 | 2019-10-30 | エルジー エレクトロニクス インコーポレイティド | ビデオコーディングシステムにおけるイントラ予測方法及び装置 |
| US20170150186A1 (en) | 2015-11-25 | 2017-05-25 | Qualcomm Incorporated | Flexible transform tree structure in video coding |
| US10652575B2 (en) * | 2016-09-15 | 2020-05-12 | Qualcomm Incorporated | Linear model chroma intra prediction for video coding |
| 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 |
| US10477240B2 (en) * | 2016-12-19 | 2019-11-12 | Qualcomm Incorporated | Linear model prediction mode with sample accessing for video coding |
| US11025903B2 (en) * | 2017-01-13 | 2021-06-01 | Qualcomm Incorporated | Coding video data using derived chroma mode |
| US10694181B2 (en) * | 2017-01-27 | 2020-06-23 | Qualcomm Incorporated | Bilateral filters in video coding with reduced complexity |
| ES2987068T3 (es) * | 2018-07-12 | 2024-11-13 | Huawei Tech Co Ltd | Intrapredicción utilizando un modelo lineal entre componentes en codificación de vídeo |
-
2019
- 2019-09-20 HR HRP20241709TT patent/HRP20241709T1/hr unknown
- 2019-09-20 EP EP23156140.8A patent/EP4199514B1/en active Active
- 2019-09-20 HR HRP20230564TT patent/HRP20230564T1/hr unknown
- 2019-09-20 EP EP24210811.6A patent/EP4482152A3/en active Pending
- 2019-09-20 KR KR1020247040312A patent/KR20250002761A/ko active Pending
- 2019-09-20 JP JP2021515575A patent/JP7227361B2/ja active Active
- 2019-09-20 CN CN202410183187.7A patent/CN117834862A/zh active Pending
- 2019-09-20 ES ES19861699T patent/ES2946014T3/es active Active
- 2019-09-20 BR BR122022004915-0A patent/BR122022004915B1/pt active IP Right Grant
- 2019-09-20 ES ES23156140T patent/ES2999646T3/es active Active
- 2019-09-20 EP EP19861699.7A patent/EP3840377B1/en active Active
- 2019-09-20 WO PCT/KR2019/012195 patent/WO2020060258A1/ko not_active Ceased
- 2019-09-20 CN CN202410183190.9A patent/CN117812255A/zh active Pending
- 2019-09-20 FI FIEP19861699.7T patent/FI3840377T3/fi active
- 2019-09-20 PL PL19861699.7T patent/PL3840377T3/pl unknown
- 2019-09-20 KR KR1020217007905A patent/KR102542002B1/ko active Active
- 2019-09-20 PL PL23156140.8T patent/PL4199514T3/pl unknown
- 2019-09-20 KR KR1020237018976A patent/KR102740494B1/ko active Active
- 2019-09-20 BR BR122022004891-9A patent/BR122022004891B1/pt active IP Right Grant
- 2019-09-20 HU HUE23156140A patent/HUE069686T2/hu unknown
- 2019-09-20 CN CN201980065766.9A patent/CN112806004B/zh active Active
- 2019-09-20 US US17/276,438 patent/US11290713B1/en active Active
- 2019-09-20 HU HUE19861699A patent/HUE062478T2/hu unknown
-
2022
- 2022-02-09 US US17/667,957 patent/US11943434B2/en active Active
-
2023
- 2023-02-09 JP JP2023018282A patent/JP7538267B2/ja active Active
-
2024
- 2024-02-21 US US18/583,655 patent/US12457330B2/en active Active
-
2025
- 2025-10-09 US US19/354,104 patent/US20260039809A1/en active Pending
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