PT3907995T - Método e dispositivo de predição de bloco de croma - Google Patents
Método e dispositivo de predição de bloco de cromaInfo
- Publication number
- PT3907995T PT3907995T PT199072273T PT19907227T PT3907995T PT 3907995 T PT3907995 T PT 3907995T PT 199072273 T PT199072273 T PT 199072273T PT 19907227 T PT19907227 T PT 19907227T PT 3907995 T PT3907995 T PT 3907995T
- Authority
- PT
- Portugal
- Prior art keywords
- prediction method
- chroma block
- block prediction
- chroma
- prediction
- 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
- H04N19/134—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
- H04N19/102—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
- H04N19/169—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
- H04N19/10—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
- H04N19/169—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
- H04N19/42—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by implementation details or hardware specially adapted for video compression or decompression, e.g. dedicated software implementation
-
- 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
- H04N19/132—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
- H04N19/60—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
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
- Color Television Systems (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
- Processing Of Color Television Signals (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910005667.3A CN111405287B (zh) | 2019-01-03 | 2019-01-03 | 色度块的预测方法和装置 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| PT3907995T true PT3907995T (pt) | 2024-05-10 |
Family
ID=71406909
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PT199072273T PT3907995T (pt) | 2019-01-03 | 2019-12-10 | Método e dispositivo de predição de bloco de croma |
Country Status (14)
| Country | Link |
|---|---|
| US (2) | US11943451B2 (pt) |
| EP (2) | EP3907995B1 (pt) |
| JP (2) | JP7239711B2 (pt) |
| KR (1) | KR20210103573A (pt) |
| CN (4) | CN116320454A (pt) |
| AU (1) | AU2019419130A1 (pt) |
| BR (1) | BR112021013163A2 (pt) |
| CA (1) | CA3125500A1 (pt) |
| DK (1) | DK3907995T3 (pt) |
| FI (1) | FI3907995T3 (pt) |
| MX (1) | MX2021008151A (pt) |
| PL (1) | PL3907995T3 (pt) |
| PT (1) | PT3907995T (pt) |
| WO (1) | WO2020140700A1 (pt) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3878183A1 (en) * | 2018-11-05 | 2021-09-15 | InterDigital VC Holdings, Inc. | Simplifications of coding modes based on neighboring samples dependent parametric models |
| US11483557B2 (en) * | 2020-06-18 | 2022-10-25 | Tencent America LLC | Separate constrained directional enhancement filter |
| CN114066914A (zh) * | 2020-07-30 | 2022-02-18 | 华为技术有限公司 | 一种图像处理方法以及相关设备 |
| CN113099221B (zh) * | 2021-02-22 | 2023-06-02 | 浙江大华技术股份有限公司 | 跨分量样点自适应补偿方法、编码方法及相关装置 |
| CN118318437A (zh) * | 2021-12-09 | 2024-07-09 | 北京达佳互联信息技术有限公司 | 用于视频编解码的跨分量预测的方法和装置 |
| WO2023125771A1 (en) * | 2021-12-29 | 2023-07-06 | Mediatek Inc. | Cross-component linear model prediction |
| JP2024006522A (ja) * | 2022-07-04 | 2024-01-17 | シャープ株式会社 | 予測画像生成装置、動画像復号装置、および動画像符号化装置 |
| CN117478895A (zh) * | 2022-07-19 | 2024-01-30 | 腾讯科技（深圳）有限公司 | 数据处理方法、装置、设备 |
Family Cites Families (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI257074B (en) * | 2005-02-22 | 2006-06-21 | Sunplus Technology Co Ltd | Motion estimation method and system using colors information |
| CN105472387B (zh) * | 2010-04-09 | 2018-11-02 | Lg电子株式会社 | 处理视频数据的方法和装置 |
| WO2012175003A1 (en) * | 2011-06-20 | 2012-12-27 | Mediatek Singapore Pte. Ltd. | Method and apparatus of chroma intra prediction with reduced line memory |
| WO2013006986A1 (en) * | 2011-07-12 | 2013-01-17 | Intel Corporation | Luma-based chroma intra prediction |
| US9948938B2 (en) | 2011-07-21 | 2018-04-17 | Texas Instruments Incorporated | Methods and systems for chroma residual data prediction |
| CN103096057B (zh) * | 2011-11-08 | 2016-06-29 | 华为技术有限公司 | 一种色度帧内预测方法和装置 |
| 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 |
| WO2013169049A1 (ko) * | 2012-05-10 | 2013-11-14 | 엘지전자 주식회사 | 인터 레이어 예측 방법 및 이를 이용하는 장치 |
| EP2920964B1 (en) * | 2013-03-26 | 2018-05-09 | MediaTek Inc. | Method of cross color intra prediction |
| US10397607B2 (en) * | 2013-11-01 | 2019-08-27 | Qualcomm Incorporated | Color residual prediction for video coding |
| US11025903B2 (en) * | 2017-01-13 | 2021-06-01 | Qualcomm Incorporated | Coding video data using derived chroma mode |
| GB2571312B (en) * | 2018-02-23 | 2020-05-27 | Canon Kk | New sample sets and new down-sampling schemes for linear component sample prediction |
| CN109005408B (zh) * | 2018-08-01 | 2020-05-29 | 北京奇艺世纪科技有限公司 | 一种帧内预测方法、装置及电子设备 |
| BR112021012196A2 (pt) * | 2018-12-21 | 2021-08-31 | Samsung Electronics Co., Ltd. | Método de decodificação de vídeo, aparelho de decodificação de vídeo, método de codificação de vídeo, e aparelho de codificação de vídeo |
-
2019
- 2019-01-03 CN CN202310164929.7A patent/CN116320454A/zh active Pending
- 2019-01-03 CN CN201910005667.3A patent/CN111405287B/zh active Active
- 2019-01-03 CN CN202310149399.9A patent/CN116193132A/zh active Pending
- 2019-12-10 BR BR112021013163-9A patent/BR112021013163A2/pt unknown
- 2019-12-10 EP EP19907227.3A patent/EP3907995B1/en active Active
- 2019-12-10 CA CA3125500A patent/CA3125500A1/en active Pending
- 2019-12-10 DK DK19907227.3T patent/DK3907995T3/da active
- 2019-12-10 PL PL19907227.3T patent/PL3907995T3/pl unknown
- 2019-12-10 CN CN201980022524.1A patent/CN111919444B/zh active Active
- 2019-12-10 FI FIEP19907227.3T patent/FI3907995T3/fi active
- 2019-12-10 JP JP2021538946A patent/JP7239711B2/ja active Active
- 2019-12-10 MX MX2021008151A patent/MX2021008151A/es unknown
- 2019-12-10 EP EP23218442.4A patent/EP4362462A1/en active Pending
- 2019-12-10 AU AU2019419130A patent/AU2019419130A1/en active Pending
- 2019-12-10 WO PCT/CN2019/124399 patent/WO2020140700A1/zh active Application Filing
- 2019-12-10 PT PT199072273T patent/PT3907995T/pt unknown
- 2019-12-10 KR KR1020217024140A patent/KR20210103573A/ko not_active Application Discontinuation
-
2021
- 2021-07-01 US US17/365,372 patent/US11943451B2/en active Active
-
2023
- 2023-03-02 JP JP2023031553A patent/JP7492051B2/ja active Active
-
2024
- 2024-02-20 US US18/581,610 patent/US20240195984A1/en active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| EP3907995A4 (en) | 2022-02-23 |
| FI3907995T3 (fi) | 2024-05-13 |
| DK3907995T3 (da) | 2024-05-13 |
| US11943451B2 (en) | 2024-03-26 |
| EP3907995B1 (en) | 2024-02-21 |
| CN111405287B (zh) | 2023-02-28 |
| BR112021013163A2 (pt) | 2021-09-28 |
| JP2022516180A (ja) | 2022-02-24 |
| PL3907995T3 (pl) | 2024-06-10 |
| KR20210103573A (ko) | 2021-08-23 |
| CN116320454A (zh) | 2023-06-23 |
| CN111919444B (zh) | 2023-02-03 |
| US20210329261A1 (en) | 2021-10-21 |
| JP7239711B2 (ja) | 2023-03-14 |
| CN116193132A (zh) | 2023-05-30 |
| US20240195984A1 (en) | 2024-06-13 |
| WO2020140700A1 (zh) | 2020-07-09 |
| CN111405287A (zh) | 2020-07-10 |
| MX2021008151A (es) | 2021-08-11 |
| JP2023071854A (ja) | 2023-05-23 |
| JP7492051B2 (ja) | 2024-05-28 |
| EP4362462A1 (en) | 2024-05-01 |
| AU2019419130A1 (en) | 2021-07-29 |
| CN111919444A (zh) | 2020-11-10 |
| EP3907995A1 (en) | 2021-11-10 |
| CA3125500A1 (en) | 2020-07-09 |
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