PL3820152T3 - Sposób i urządzenie do predykcji bloków chrominancji - Google Patents
Sposób i urządzenie do predykcji bloków chrominancjiInfo
- Publication number
- PL3820152T3 PL3820152T3 PL19858604.2T PL19858604T PL3820152T3 PL 3820152 T3 PL3820152 T3 PL 3820152T3 PL 19858604 T PL19858604 T PL 19858604T PL 3820152 T3 PL3820152 T3 PL 3820152T3
- Authority
- PL
- Poland
- Prior art keywords
- chroma blocks
- predicting chroma
- predicting
- blocks
- chroma
- 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
- H04N19/124—Quantisation
-
- 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
- H04N19/13—Adaptive entropy coding, e.g. adaptive variable length coding [AVLC] or context adaptive binary arithmetic coding [CABAC]
-
- 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
- H04N19/169—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
- H04N19/44—Decoders specially adapted therefor, e.g. video decoders which are asymmetric with respect to the encoder
- H04N19/45—Decoders specially adapted therefor, e.g. video decoders which are asymmetric with respect to the encoder performing compensation of the inverse transform mismatch, e.g. Inverse Discrete Cosine Transform [IDCT] mismatch
-
- 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
- H04N19/60—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
-
- 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
- H04N19/625—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding using discrete cosine transform [DCT]
-
- 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
-
- 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
- H04N19/90—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using coding techniques not provided for in groups H04N19/10-H04N19/85, e.g. fractals
- H04N19/91—Entropy coding, e.g. variable length coding [VLC] or arithmetic coding
-
- 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
- H04N19/90—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using coding techniques not provided for in groups H04N19/10-H04N19/85, e.g. fractals
- H04N19/96—Tree coding, e.g. quad-tree coding
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- Discrete Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811035923.5A CN110881126B (zh) | 2018-09-05 | 2018-09-05 | 色度块预测方法以及设备 |
| PCT/CN2019/104527 WO2020048507A1 (zh) | 2018-09-05 | 2019-09-05 | 色度块预测方法以及设备 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| PL3820152T3 true PL3820152T3 (pl) | 2024-09-09 |
Family
ID=69721558
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PL19858604.2T PL3820152T3 (pl) | 2018-09-05 | 2019-09-05 | Sposób i urządzenie do predykcji bloków chrominancji |
Country Status (13)
| Country | Link |
|---|---|
| US (3) | US11431991B2 (pl) |
| EP (2) | EP3820152B1 (pl) |
| JP (3) | JP7431803B2 (pl) |
| KR (3) | KR102756329B1 (pl) |
| CN (5) | CN110881126B (pl) |
| BR (1) | BR112021001991A2 (pl) |
| ES (1) | ES2984766T3 (pl) |
| HU (1) | HUE067505T2 (pl) |
| MX (3) | MX2021002486A (pl) |
| PL (1) | PL3820152T3 (pl) |
| PT (1) | PT3820152T (pl) |
| SG (1) | SG11202100113RA (pl) |
| WO (1) | WO2020048507A1 (pl) |
Families Citing this family (24)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA3114816C (en) | 2018-10-12 | 2023-08-22 | Guangdong Oppo Mobile Telecommunications Corp., Ltd. | Video image component prediction method and apparatus, and computer storage medium |
| WO2020182093A1 (en) | 2019-03-08 | 2020-09-17 | Beijing Bytedance Network Technology Co., Ltd. | Signaling of reshaping information in video processing |
| PH12021552544A1 (en) | 2019-04-18 | 2022-07-04 | Beijing Bytedance Network Tech Co Ltd | Restriction on applicability of cross component mode |
| BR112021019675A2 (pt) * | 2019-04-23 | 2021-12-07 | Beijing Bytedance Network Tech Co Ltd | Método para processamento de mídia visual, aparelho codificador de vídeo, aparelho decodificador de vídeo, e, mídia legível por computador |
| CN118741125A (zh) * | 2019-05-03 | 2024-10-01 | 韩国电子通信研究院 | 对图像进行编码/解码的方法以及比特流的数据的传输方法 |
| CN113497937B (zh) * | 2020-03-20 | 2023-09-05 | Oppo广东移动通信有限公司 | 图像编码方法、图像解码方法及相关装置 |
| CN115606177B (zh) * | 2020-03-21 | 2025-09-16 | 抖音视界有限公司 | 处理视频数据的方法及装置、存储视频的比特流的方法 |
| CN114080806B (zh) | 2020-06-03 | 2022-11-11 | 北京达佳互联信息技术有限公司 | 在多跨分量预测(pmc)模式下的色度编解码增强 |
| PH12022553231A1 (en) * | 2020-06-03 | 2024-02-12 | Nokia Technologies Oy | A method, an apparatus and a computer program product for video encoding and video decoding |
| CN114979629B (zh) * | 2021-02-24 | 2024-12-10 | 腾讯科技（深圳）有限公司 | 图像块预测样本的确定方法及编解码设备 |
| CN113365067B (zh) * | 2021-05-21 | 2023-03-14 | 中山大学 | 基于位置加权的色度线性预测方法、装置、设备及介质 |
| CN119923861A (zh) * | 2022-09-19 | 2025-05-02 | 抖音视界有限公司 | 用于视频处理的方法、装置和介质 |
| US20240129458A1 (en) * | 2022-10-13 | 2024-04-18 | Qualcomm Incorporated | Techniques for subsampling for cross component prediction in video coding |
| US12382028B2 (en) * | 2022-11-29 | 2025-08-05 | Tencent America LLC | Systems and methods for signaling of downsampling filters for chroma from luma intra prediction mode |
| DE112024002546T5 (de) * | 2023-07-19 | 2026-05-07 | Industry Academy Cooperation Foundation Of Sejong University | Verfahren und vorrichtung zur videocodierung und -decodierung basierend auf einem verbesserten intra-prädiktionsschema |
| 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 |
| US12425588B2 (en) | 2023-10-09 | 2025-09-23 | Tencent America LLC | CCSO with downsampling filters and sample position selection |
| US12439049B2 (en) | 2023-10-09 | 2025-10-07 | Tencent America LLC | CCSO with high level flags |
| US20250142061A1 (en) * | 2023-10-26 | 2025-05-01 | Tencent America LLC | Ccso with downsampling filters methods |
| WO2025103344A1 (en) * | 2023-11-13 | 2025-05-22 | Beijing Dajia Internet Information Technology Co., Ltd. | Methods and devices of extrapolation filter-based prediction mode |
| WO2025135568A1 (ko) * | 2023-12-20 | 2025-06-26 | 현대자동차주식회사 | 교차성분의 변화량에 기반하는 크로마 예측자 보정을 위한 방법 및 장치 |
| KR20250144722A (ko) * | 2024-03-27 | 2025-10-13 | 광운대학교 산학협력단 | 적응적 필터링을 이용한 성분 간 상관관계 기반 다중 모델에 기초한 색차 신호의 예측 방법 및 장치 |
| KR20250144723A (ko) * | 2024-03-27 | 2025-10-13 | 광운대학교 산학협력단 | 효과적인 성분 간 상관관계 기반 색차 신호 부호화 및 복호화 방법 및 장치 |
| WO2026017096A1 (en) * | 2024-07-17 | 2026-01-22 | Douyin Vision Co., Ltd. | Method, apparatus, and medium for video processing |
Family Cites Families (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA3264981A1 (en) * | 2011-06-24 | 2025-10-30 | Lg Electronics Inc. | Image information encoding and decoding method |
| TW201309036A (zh) | 2011-06-28 | 2013-02-16 | Samsung Electronics Co Ltd | 使用亮度成分影像的預測色度成分影像用的裝置與方法 |
| US9807403B2 (en) * | 2011-10-21 | 2017-10-31 | Qualcomm Incorporated | Adaptive loop filtering for chroma components |
| 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 |
| CN103369315B (zh) * | 2012-04-06 | 2016-08-24 | 华为技术有限公司 | 色度分量的帧内预测模式的编码、解码方法、设备及系统 |
| WO2016115981A1 (en) | 2015-01-22 | 2016-07-28 | Mediatek Singapore Pte. Ltd. | Method of video coding for chroma components |
| US10455249B2 (en) * | 2015-03-20 | 2019-10-22 | Qualcomm Incorporated | Downsampling process for linear model prediction mode |
| JP6666042B2 (ja) | 2016-03-28 | 2020-03-13 | キヤノン株式会社 | 画像形成装置及び画像形成装置の補正方法 |
| TWI618551B (zh) | 2016-03-28 | 2018-03-21 | 英濟股份有限公司 | 擴張器 |
| US10652575B2 (en) * | 2016-09-15 | 2020-05-12 | Qualcomm Incorporated | Linear model chroma intra prediction for video coding |
| JP2021005741A (ja) * | 2017-09-14 | 2021-01-14 | シャープ株式会社 | 画像符号化装置及び画像復号装置 |
| AU2018334351B2 (en) * | 2017-09-15 | 2022-09-15 | Sony Corporation | Image processing device and method |
-
2018
- 2018-09-05 CN CN201811035923.5A patent/CN110881126B/zh active Active
- 2018-09-05 CN CN202410114376.9A patent/CN117896531A/zh active Pending
- 2018-09-05 CN CN202410114368.4A patent/CN118018746A/zh active Pending
- 2018-09-05 CN CN202410114372.0A patent/CN117915101A/zh active Pending
-
2019
- 2019-09-05 SG SG11202100113RA patent/SG11202100113RA/en unknown
- 2019-09-05 KR KR1020237021569A patent/KR102756329B1/ko active Active
- 2019-09-05 CN CN201980016632.8A patent/CN111801943B/zh active Active
- 2019-09-05 BR BR112021001991-0A patent/BR112021001991A2/pt unknown
- 2019-09-05 EP EP19858604.2A patent/EP3820152B1/en active Active
- 2019-09-05 PT PT198586042T patent/PT3820152T/pt unknown
- 2019-09-05 WO PCT/CN2019/104527 patent/WO2020048507A1/zh not_active Ceased
- 2019-09-05 KR KR1020257001169A patent/KR20250011720A/ko active Pending
- 2019-09-05 ES ES19858604T patent/ES2984766T3/es active Active
- 2019-09-05 KR KR1020217003515A patent/KR102549670B1/ko active Active
- 2019-09-05 EP EP24167959.6A patent/EP4432672A3/en active Pending
- 2019-09-05 JP JP2021507937A patent/JP7431803B2/ja active Active
- 2019-09-05 PL PL19858604.2T patent/PL3820152T3/pl unknown
- 2019-09-05 HU HUE19858604A patent/HUE067505T2/hu unknown
- 2019-09-05 MX MX2021002486A patent/MX2021002486A/es unknown
-
2021
- 2021-02-03 US US17/166,364 patent/US11431991B2/en active Active
- 2021-03-02 MX MX2024006260A patent/MX2024006260A/es unknown
- 2021-03-02 MX MX2024010469A patent/MX2024010469A/es unknown
-
2022
- 2022-07-21 US US17/870,428 patent/US11962787B2/en active Active
-
2023
- 2023-03-22 JP JP2023045823A patent/JP7712973B2/ja active Active
-
2024
- 2024-04-02 US US18/624,894 patent/US12513314B2/en active Active
-
2025
- 2025-04-16 JP JP2025067670A patent/JP2025118669A/ja active Pending
Also Published As
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| HUE067505T2 (hu) | Eljárás és eszköz a színkép blokkok elõrejelzésére | |
| HUE067178T2 (hu) | Chroma blokk elõrejelzési módszer és eszköz | |
| SG11202103661XA (en) | Inter prediction method and apparatus | |
| PT3785682T (pt) | Aparelho de arrefecimento e método de arrefecimento | |
| SG11201914063RA (en) | Method and device for determining duplicate video | |
| SG11202101799WA (en) | Apparatus and method for inverse quantization | |
| SG11202100063YA (en) | Inter prediction method and apparatus | |
| GB201804719D0 (en) | Apparatus and method | |
| IL281544A (en) | A method and system for forecasting | |
| GB201805310D0 (en) | Method and apparatus | |
| GB201805309D0 (en) | Method and apparatus | |
| SG11202101742UA (en) | Method and apparatus for intra prediction | |
| GB201807489D0 (en) | Apparatus and method | |
| GB201819429D0 (en) | Apparatus and method | |
| GB201801762D0 (en) | Apparatus and method | |
| HUE068559T2 (hu) | Intra-predikciós módszer és készülék | |
| GB201815616D0 (en) | Apparatus and method | |
| ZA202007985B (en) | Method and apparatus for intra prediction | |
| GB201812481D0 (en) | Method and apparatus | |
| GB201807043D0 (en) | Apparatus and method | |
| GB201819344D0 (en) | Method and apparatus | |
| GB201814829D0 (en) | Charaterisation method and apparatus | |
| GB201807809D0 (en) | Apparatus and method | |
| ZA202100399B (en) | Inter prediction method and apparatus | |
| SG11202105014WA (en) | Intra prediction method and device |