BR112021021389A2 - Intraprevisão ponderada linear afim na codificação de vídeo - Google Patents
Intraprevisão ponderada linear afim na codificação de vídeoInfo
- Publication number
- BR112021021389A2 BR112021021389A2 BR112021021389A BR112021021389A BR112021021389A2 BR 112021021389 A2 BR112021021389 A2 BR 112021021389A2 BR 112021021389 A BR112021021389 A BR 112021021389A BR 112021021389 A BR112021021389 A BR 112021021389A BR 112021021389 A2 BR112021021389 A2 BR 112021021389A2
- Authority
- BR
- Brazil
- Prior art keywords
- intraprediction
- video
- linear weighted
- neighboring block
- affine linear
- Prior art date
Links
- PXFBZOLANLWPMH-UHFFFAOYSA-N 16-Epiaffinine Natural products C1C(C2=CC=CC=C2N2)=C2C(=O)CC2C(=CC)CN(C)C1C2CO PXFBZOLANLWPMH-UHFFFAOYSA-N 0.000 title abstract 3
- 238000009795 derivation Methods 0.000 abstract 2
- 238000000034 method Methods 0.000 abstract 2
- GPAAEXYTRXIWHR-UHFFFAOYSA-N (1-methylpiperidin-1-ium-1-yl)methanesulfonate Chemical compound [O-]S(=O)(=O)C[N+]1(C)CCCCC1 GPAAEXYTRXIWHR-UHFFFAOYSA-N 0.000 abstract 1
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
- H04N19/50—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
- H04N19/169—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
- H04N19/102—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
- H04N19/134—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
- H04N19/42—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
- H04N19/436—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 using parallelised computational arrangements
-
- 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
- H04N19/463—Embedding additional information in the video signal during the compression process by compressing encoding parameters before transmission
-
- 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
- H04N19/10—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
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Computing Systems (AREA)
- Theoretical Computer Science (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201962845790P | 2019-05-09 | 2019-05-09 | |
| US201962864320P | 2019-06-20 | 2019-06-20 | |
| US16/867,208 US11284093B2 (en) | 2019-05-09 | 2020-05-05 | Affine linear weighted intra prediction in video coding |
| PCT/US2020/031651 WO2020227393A1 (en) | 2019-05-09 | 2020-05-06 | Affine linear weighted intra prediction in video coding |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BR112021021389A2 true BR112021021389A2 (pt) | 2021-12-21 |
Family
ID=73045909
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BR112021021389A BR112021021389A2 (pt) | 2019-05-09 | 2020-05-06 | Intraprevisão ponderada linear afim na codificação de vídeo |
Country Status (18)
| Country | Link |
|---|---|
| US (2) | US11284093B2 (enExample) |
| EP (1) | EP3967034A1 (enExample) |
| JP (1) | JP7548939B2 (enExample) |
| KR (1) | KR20220006057A (enExample) |
| CN (1) | CN113785567B (enExample) |
| AU (1) | AU2020267472B2 (enExample) |
| BR (1) | BR112021021389A2 (enExample) |
| CA (1) | CA3137705A1 (enExample) |
| CL (1) | CL2021002932A1 (enExample) |
| CO (1) | CO2021014981A2 (enExample) |
| IL (1) | IL287017B2 (enExample) |
| MX (1) | MX2021013659A (enExample) |
| PH (1) | PH12021552596A1 (enExample) |
| SA (1) | SA521430741B1 (enExample) |
| SG (1) | SG11202111064PA (enExample) |
| TW (1) | TWI868133B (enExample) |
| WO (1) | WO2020227393A1 (enExample) |
| ZA (1) | ZA202108781B (enExample) |
Families Citing this family (23)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR102343333B1 (ko) * | 2017-07-07 | 2021-12-24 | 삼성전자주식회사 | 비디오 부호화 방법 및 장치, 비디오 복호화 방법 및 장치 |
| US11178396B2 (en) | 2018-11-14 | 2021-11-16 | Tencent America LLC | Constrained intra prediction and unified most probable mode list generation |
| MY210271A (en) | 2019-01-02 | 2025-09-08 | Guangdong Oppo Mobile Telecommunications Corp Ltd | Chroma intra prediction method, decoder, encoder and apparatus for chroma intra prediction |
| KR20260079726A (ko) * | 2019-03-05 | 2026-06-02 | 프라운호퍼 게젤샤프트 쭈르 푀르데룽 데어 안겐반텐 포르슝 에. 베. | 하이브리드 비디오 코딩 도구를 위한 사용 사례 기반 컨텍스트 모델 선택 |
| AU2020256658B2 (en) | 2019-04-12 | 2025-07-24 | Beijing Bytedance Network Technology Co., Ltd. | Most probable mode list construction for matrix-based intra prediction |
| CN117499656A (zh) | 2019-04-16 | 2024-02-02 | 北京字节跳动网络技术有限公司 | 帧内编解码模式下的矩阵推导 |
| CN113785566B (zh) | 2019-04-27 | 2024-09-20 | 数码士有限公司 | 基于帧内预测处理视频信号的方法和设备 |
| CN113728647B (zh) | 2019-05-01 | 2023-09-05 | 北京字节跳动网络技术有限公司 | 基于矩阵的帧内预测的上下文编码 |
| CN117241018A (zh) * | 2019-05-01 | 2023-12-15 | 北京字节跳动网络技术有限公司 | 使用滤波的基于矩阵的帧内预测 |
| US11284093B2 (en) | 2019-05-09 | 2022-03-22 | Qualcomm Incorporated | Affine linear weighted intra prediction in video coding |
| JP2022533190A (ja) | 2019-05-22 | 2022-07-21 | 北京字節跳動網絡技術有限公司 | アップサンプリングを使用した行列ベースのイントラ予測 |
| CN113924775B (zh) | 2019-05-31 | 2023-11-14 | 北京字节跳动网络技术有限公司 | 基于矩阵的帧内预测中的限制的上采样 |
| CN112055200A (zh) * | 2019-06-05 | 2020-12-08 | 华为技术有限公司 | Mpm列表构建方法、色度块的帧内预测模式获取方法及装置 |
| WO2020244610A1 (en) * | 2019-06-05 | 2020-12-10 | Beijing Bytedance Network Technology Co., Ltd. | Context determination for matrix-based intra prediction |
| CN114128270B (zh) * | 2019-06-13 | 2025-03-28 | Lg电子株式会社 | 图像编码/解码方法以及发送比特流的方法 |
| US11589065B2 (en) * | 2019-06-24 | 2023-02-21 | Hyundai Motor Company | Method and apparatus for intra-prediction coding of video data |
| AU2019204437B2 (en) * | 2019-06-24 | 2022-02-03 | Canon Kabushiki Kaisha | Method, apparatus and system for encoding and decoding a block of video samples |
| WO2021006612A1 (ko) * | 2019-07-08 | 2021-01-14 | 현대자동차주식회사 | 동영상 데이터의 인트라 예측 코딩을 위한 방법 및 장치 |
| US11943478B2 (en) * | 2019-09-19 | 2024-03-26 | Telefonaktiebolaget Lm Ericsson (Publ) | Allowing a matrix based intra prediction block to have multiple transform blocks |
| JP7404526B2 (ja) | 2019-10-28 | 2023-12-25 | 北京字節跳動網絡技術有限公司 | カラーコンポーネントに基づくシンタックスシグナリング及び構文解析 |
| US11706439B2 (en) * | 2020-03-26 | 2023-07-18 | Alibaba Group Holding Limited | Method and apparatus for encoding or decoding video |
| WO2024007157A1 (zh) * | 2022-07-05 | 2024-01-11 | Oppo广东移动通信有限公司 | 多参考行索引列表排序方法、视频编解码方法、装置和系统 |
| WO2024147584A1 (ko) * | 2023-01-02 | 2024-07-11 | 엘지전자 주식회사 | 인트라 예측에 기반한 영상 부호화/복호화 방법, 장치 및 비트스트림을 저장하는 기록 매체 |
Family Cites Families (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8902978B2 (en) * | 2010-05-30 | 2014-12-02 | Lg Electronics Inc. | Enhanced intra prediction mode signaling |
| US9167269B2 (en) * | 2011-10-25 | 2015-10-20 | Qualcomm Incorporated | Determining boundary strength values for deblocking filtering for video coding |
| US9350970B2 (en) * | 2012-12-14 | 2016-05-24 | Qualcomm Incorporated | Disparity vector derivation |
| US10110895B2 (en) * | 2013-12-13 | 2018-10-23 | Qualcomm Incorporated | Signaling of simplified depth coding (SDC) for depth intra- and inter-prediction modes in 3D video coding |
| US10531084B2 (en) * | 2015-06-15 | 2020-01-07 | Lg Electronics Inc. | Intra prediction mode based image processing method, and apparatus therefor |
| US10638152B2 (en) * | 2016-03-15 | 2020-04-28 | Mediatek Inc. | Method and apparatus of video coding with affine motion compensation |
| US10368107B2 (en) * | 2016-08-15 | 2019-07-30 | Qualcomm Incorporated | Intra video coding using a decoupled tree structure |
| US10616582B2 (en) * | 2016-09-30 | 2020-04-07 | Qualcomm Incorporated | Memory and bandwidth reduction of stored data in image/video coding |
| US10555006B2 (en) * | 2016-12-22 | 2020-02-04 | Qualcomm Incorporated | Deriving bilateral filter information based on a prediction mode in video coding |
| US11025903B2 (en) * | 2017-01-13 | 2021-06-01 | Qualcomm Incorporated | Coding video data using derived chroma mode |
| US10708591B2 (en) * | 2017-03-20 | 2020-07-07 | Qualcomm Incorporated | Enhanced deblocking filtering design in video coding |
| MX2021002931A (es) | 2018-09-13 | 2021-07-16 | Fraunhofer Ges Forschung | Intrapredicciones ponderadas lineales afines. |
| BR112021011929A2 (pt) * | 2018-12-20 | 2021-09-08 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Unidade de armazenamento não transitória, decodificador para decodificação e codificador para codificação de uma figura a partir de um fluxo contínuo de dados e método de decodificação e codificação |
| US11134257B2 (en) * | 2019-04-04 | 2021-09-28 | Tencent America LLC | Simplified signaling method for affine linear weighted intra prediction mode |
| CN117241018A (zh) | 2019-05-01 | 2023-12-15 | 北京字节跳动网络技术有限公司 | 使用滤波的基于矩阵的帧内预测 |
| US11284093B2 (en) | 2019-05-09 | 2022-03-22 | Qualcomm Incorporated | Affine linear weighted intra prediction in video coding |
-
2020
- 2020-05-05 US US16/867,208 patent/US11284093B2/en active Active
- 2020-05-06 WO PCT/US2020/031651 patent/WO2020227393A1/en not_active Ceased
- 2020-05-06 PH PH1/2021/552596A patent/PH12021552596A1/en unknown
- 2020-05-06 AU AU2020267472A patent/AU2020267472B2/en active Active
- 2020-05-06 CN CN202080032959.7A patent/CN113785567B/zh active Active
- 2020-05-06 BR BR112021021389A patent/BR112021021389A2/pt unknown
- 2020-05-06 SG SG11202111064PA patent/SG11202111064PA/en unknown
- 2020-05-06 KR KR1020217035523A patent/KR20220006057A/ko active Pending
- 2020-05-06 EP EP20728328.4A patent/EP3967034A1/en active Pending
- 2020-05-06 CA CA3137705A patent/CA3137705A1/en active Pending
- 2020-05-06 MX MX2021013659A patent/MX2021013659A/es unknown
- 2020-05-06 JP JP2021564809A patent/JP7548939B2/ja active Active
- 2020-05-06 IL IL287017A patent/IL287017B2/en unknown
- 2020-05-07 TW TW109115204A patent/TWI868133B/zh active
-
2021
- 2021-11-01 SA SA521430741A patent/SA521430741B1/ar unknown
- 2021-11-05 CO CONC2021/0014981A patent/CO2021014981A2/es unknown
- 2021-11-08 CL CL2021002932A patent/CL2021002932A1/es unknown
- 2021-11-08 ZA ZA2021/08781A patent/ZA202108781B/en unknown
-
2022
- 2022-03-01 US US17/653,086 patent/US11695940B2/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| US20200359033A1 (en) | 2020-11-12 |
| CA3137705A1 (en) | 2020-11-12 |
| JP7548939B2 (ja) | 2024-09-10 |
| US11695940B2 (en) | 2023-07-04 |
| MX2021013659A (es) | 2022-01-06 |
| CL2021002932A1 (es) | 2022-07-29 |
| AU2020267472B2 (en) | 2025-08-28 |
| CN113785567B (zh) | 2024-10-29 |
| US11284093B2 (en) | 2022-03-22 |
| PH12021552596A1 (en) | 2022-07-11 |
| TWI868133B (zh) | 2025-01-01 |
| SG11202111064PA (en) | 2021-11-29 |
| CN113785567A (zh) | 2021-12-10 |
| AU2020267472A1 (en) | 2021-11-11 |
| US20220248035A1 (en) | 2022-08-04 |
| CO2021014981A2 (es) | 2022-01-17 |
| IL287017B2 (en) | 2024-08-01 |
| ZA202108781B (en) | 2025-01-29 |
| EP3967034A1 (en) | 2022-03-16 |
| SA521430741B1 (ar) | 2024-11-27 |
| KR20220006057A (ko) | 2022-01-14 |
| JP2022531333A (ja) | 2022-07-06 |
| TW202101988A (zh) | 2021-01-01 |
| WO2020227393A1 (en) | 2020-11-12 |
| IL287017A (en) | 2021-12-01 |
| IL287017B1 (en) | 2024-04-01 |
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