PL3883245T3 - Sposób i urządzenie do predykcji bloków chrominancji - Google Patents
Sposób i urządzenie do predykcji bloków chrominancjiInfo
- Publication number
- PL3883245T3 PL3883245T3 PL19897050.1T PL19897050T PL3883245T3 PL 3883245 T3 PL3883245 T3 PL 3883245T3 PL 19897050 T PL19897050 T PL 19897050T PL 3883245 T3 PL3883245 T3 PL 3883245T3
- Authority
- PL
- Poland
- Prior art keywords
- prediction
- chrominance blocks
- chrominance
- blocks
- 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
- H04N19/117—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
- H04N19/146—Data rate or code amount at the encoder output
- H04N19/149—Data rate or code amount at the encoder output by estimating the code amount by means of a model, e.g. mathematical model or statistical model
-
- 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
- H04N19/50—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
- H04N19/10—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
- H04N19/189—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the adaptation method, adaptation tool or adaptation type used for the adaptive coding
- H04N19/196—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the adaptation method, adaptation tool or adaptation type used for the adaptive coding being specially adapted for the computation of encoding parameters, e.g. by averaging previously computed encoding parameters
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Mathematical Optimization (AREA)
- Physics & Mathematics (AREA)
- Algebra (AREA)
- General Physics & Mathematics (AREA)
- Mathematical Analysis (AREA)
- Pure & Applied Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Computing Systems (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
- Color Television Systems (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811527100.4A CN111327903B (zh) | 2018-12-13 | 2018-12-13 | 色度块的预测方法和装置 |
| PCT/CN2019/120984 WO2020119449A1 (zh) | 2018-12-13 | 2019-11-26 | 色度块的预测方法和装置 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| PL3883245T3 true PL3883245T3 (pl) | 2024-12-16 |
Family
ID=71075726
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PL19897050.1T PL3883245T3 (pl) | 2018-12-13 | 2019-11-26 | Sposób i urządzenie do predykcji bloków chrominancji |
Country Status (7)
| Country | Link |
|---|---|
| US (3) | US11595669B2 (pl) |
| EP (2) | EP4492785A3 (pl) |
| CN (5) | CN117082250A (pl) |
| BR (1) | BR112021011427A2 (pl) |
| ES (1) | ES2994752T3 (pl) |
| PL (1) | PL3883245T3 (pl) |
| WO (1) | WO2020119449A1 (pl) |
Families Citing this family (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11683494B2 (en) * | 2018-12-07 | 2023-06-20 | Sharp Kabushiki Kaisha | Moving image coding device and method using chrominance format and intra-frame prediction mode |
| WO2020129990A1 (ja) * | 2018-12-20 | 2020-06-25 | シャープ株式会社 | 予測画像生成装置、動画像復号装置、動画像符号化装置、および、予測画像生成方法 |
| US11843791B2 (en) * | 2019-05-03 | 2023-12-12 | Interdigital Madison Patent Holdings, Sas | Chroma processing for video encoding and decoding |
| CN114615494B (zh) * | 2020-12-04 | 2024-09-27 | 咪咕文化科技有限公司 | 一种图像处理方法、装置及设备 |
| US20230059035A1 (en) * | 2021-08-23 | 2023-02-23 | Netflix, Inc. | Efficient encoding of film grain noise |
| CN114339234B (zh) * | 2022-01-07 | 2024-07-30 | 湖南大学 | 一种基于亮度缩放的移动设备视频流传输方法 |
| US12094141B2 (en) | 2022-03-03 | 2024-09-17 | Qualcomm Incorporated | Bandwidth efficient image processing |
| EP4505720A1 (en) * | 2022-04-08 | 2025-02-12 | InterDigital CE Patent Holdings, SAS | Template based cclm/mmlm slope adjustment |
| US12382066B2 (en) * | 2022-04-19 | 2025-08-05 | Tencent America LLC | Chroma from luma prediction using mapping and different types |
| WO2024000465A1 (zh) * | 2022-06-30 | 2024-01-04 | 京东方科技集团股份有限公司 | 色彩映射表的生成方法、校正方法及装置、介质、设备 |
| WO2024026098A1 (en) * | 2022-07-28 | 2024-02-01 | Beijing Dajia Internet Information Technology Co., Ltd | Method and apparatus for cross-component prediction for video coding |
| EP4604530A4 (en) * | 2022-10-12 | 2026-02-18 | Vivo Mobile Communication Co Ltd | METHOD AND APPARATUS FOR PREDICTING CHROMATIC COMPONENT, AND DEVICE |
| WO2024149338A1 (en) * | 2023-01-13 | 2024-07-18 | Mediatek Inc. | Video coding method of applying bit depth reduction to cross-component prediction parameters before storing cross-component prediction parameters into buffer and associated apparatus |
| WO2024169962A1 (en) * | 2023-02-17 | 2024-08-22 | Douyin Vision Co., Ltd. | Method, apparatus, and medium for video processing |
| US20240397074A1 (en) * | 2023-05-23 | 2024-11-28 | Tencent America LLC | Enhancement for block adaptive weighted prediction |
| CN116593408B (zh) * | 2023-07-19 | 2023-10-17 | 四川亿欣新材料有限公司 | 一种重质碳酸钙粉体色度检测方法 |
| CN117221556A (zh) * | 2023-08-22 | 2023-12-12 | 星宸科技股份有限公司 | 色度帧内预测模式的决定方法及图像编码装置 |
| WO2025214377A1 (en) * | 2024-04-09 | 2025-10-16 | Douyin Vision Co., Ltd. | Method, apparatus, and medium for video processing |
Family Cites Families (22)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100763181B1 (ko) * | 2005-04-19 | 2007-10-05 | 삼성전자주식회사 | 기초계층과 향상계층의 데이터를 바탕으로 예측 정보를코딩하여 코딩율을 향상시키는 방법 및 장치 |
| SG10201401182TA (en) * | 2010-10-01 | 2014-07-30 | Samsung Electronics Co Ltd | Image intra prediction method and apparatus |
| US9693070B2 (en) * | 2011-06-24 | 2017-06-27 | Texas Instruments Incorporated | Luma-based chroma intra-prediction for video coding |
| US9807403B2 (en) * | 2011-10-21 | 2017-10-31 | Qualcomm Incorporated | Adaptive loop filtering for chroma components |
| CN103918269B (zh) * | 2012-01-04 | 2017-08-01 | 联发科技（新加坡）私人有限公司 | 色度帧内预测方法及装置 |
| WO2013155662A1 (en) * | 2012-04-16 | 2013-10-24 | Mediatek Singapore Pte. Ltd. | Methods and apparatuses of simplification for intra chroma lm mode |
| CN104471940B (zh) * | 2012-04-16 | 2017-12-15 | 联发科技（新加坡）私人有限公司 | 色度帧内预测方法及装置 |
| GB2505640B (en) * | 2012-08-22 | 2014-12-17 | Canon Kk | Method and apparatus for compressing or decompressing video sequence of images |
| US10397607B2 (en) * | 2013-11-01 | 2019-08-27 | Qualcomm Incorporated | Color residual prediction for video coding |
| US10142642B2 (en) * | 2014-06-04 | 2018-11-27 | Qualcomm Incorporated | Block adaptive color-space conversion coding |
| US20160105685A1 (en) * | 2014-10-08 | 2016-04-14 | Qualcomm Incorporated | Boundary filtering and cross-component prediction in video coding |
| US9838662B2 (en) * | 2014-10-10 | 2017-12-05 | Qualcomm Incorporated | Harmonization of cross-component prediction and adaptive color transform in video coding |
| US9998742B2 (en) * | 2015-01-27 | 2018-06-12 | Qualcomm Incorporated | Adaptive cross component residual prediction |
| US10455249B2 (en) * | 2015-03-20 | 2019-10-22 | Qualcomm Incorporated | Downsampling process for linear model prediction mode |
| CN105306944B (zh) * | 2015-11-30 | 2018-07-06 | 哈尔滨工业大学 | 混合视频编码标准中色度分量预测方法 |
| US10477240B2 (en) * | 2016-12-19 | 2019-11-12 | Qualcomm Incorporated | Linear model prediction mode with sample accessing for video coding |
| US10873746B2 (en) * | 2016-12-21 | 2020-12-22 | Sharp Kabushiki Kaisha | Intra prediction image generation device using cross-component liner model, image decoding apparatus, and image coding apparatus using same |
| US11025903B2 (en) * | 2017-01-13 | 2021-06-01 | Qualcomm Incorporated | Coding video data using derived chroma mode |
| GB2567249A (en) * | 2017-10-09 | 2019-04-10 | Canon Kk | New sample sets and new down-sampling schemes for linear component sample prediction |
| KR101956756B1 (ko) * | 2018-06-12 | 2019-03-11 | 광운대학교 산학협력단 | 성분 간 참조 기반의 비디오 신호 처리 방법 및 장치 |
| US11909977B2 (en) * | 2018-12-21 | 2024-02-20 | Vid Scale, Inc. | Methods, architectures, apparatuses and systems directed to improved linear model estimation for template based video coding |
| PL3900332T3 (pl) | 2018-12-31 | 2024-11-04 | Huawei Technologies Co., Ltd. | Sposób i urządzenie do międzyskładnikowego modelowania liniowego na potrzeby predykcji wewnątrzobrazowej |
-
2018
- 2018-12-13 CN CN202310595782.7A patent/CN117082250A/zh active Pending
- 2018-12-13 CN CN202310593433.1A patent/CN116781915A/zh active Pending
- 2018-12-13 CN CN201811527100.4A patent/CN111327903B/zh active Active
- 2018-12-13 CN CN202310603010.3A patent/CN117319670A/zh active Pending
- 2018-12-13 CN CN202010772909.4A patent/CN112235577B/zh active Active
-
2019
- 2019-11-26 EP EP24192954.6A patent/EP4492785A3/en active Pending
- 2019-11-26 PL PL19897050.1T patent/PL3883245T3/pl unknown
- 2019-11-26 EP EP19897050.1A patent/EP3883245B1/en active Active
- 2019-11-26 ES ES19897050T patent/ES2994752T3/es active Active
- 2019-11-26 BR BR112021011427-0A patent/BR112021011427A2/pt unknown
- 2019-11-26 WO PCT/CN2019/120984 patent/WO2020119449A1/zh not_active Ceased
-
2021
- 2021-06-11 US US17/303,976 patent/US11595669B2/en active Active
-
2023
- 2023-01-19 US US18/098,997 patent/US12120325B2/en active Active
-
2024
- 2024-09-30 US US18/902,428 patent/US20250097437A1/en active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| CN116781915A (zh) | 2023-09-19 |
| US20250097437A1 (en) | 2025-03-20 |
| CN112235577B (zh) | 2021-08-20 |
| EP3883245B1 (en) | 2024-09-18 |
| US12120325B2 (en) | 2024-10-15 |
| CN111327903A (zh) | 2020-06-23 |
| WO2020119449A1 (zh) | 2020-06-18 |
| US20210314581A1 (en) | 2021-10-07 |
| CN111327903B (zh) | 2023-05-16 |
| EP4492785A2 (en) | 2025-01-15 |
| CN117082250A (zh) | 2023-11-17 |
| BR112021011427A2 (pt) | 2021-08-31 |
| EP3883245A4 (en) | 2022-06-08 |
| ES2994752T3 (en) | 2025-01-30 |
| EP4492785A3 (en) | 2025-03-12 |
| CN117319670A (zh) | 2023-12-29 |
| US11595669B2 (en) | 2023-02-28 |
| US20230156202A1 (en) | 2023-05-18 |
| EP3883245A1 (en) | 2021-09-22 |
| CN112235577A (zh) | 2021-01-15 |
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