CL2021002932A1 - Intrapredicción ponderada lineal afín en codificación de video - Google Patents
Intrapredicción ponderada lineal afín en codificación de videoInfo
- Publication number
- CL2021002932A1 CL2021002932A1 CL2021002932A CL2021002932A CL2021002932A1 CL 2021002932 A1 CL2021002932 A1 CL 2021002932A1 CL 2021002932 A CL2021002932 A CL 2021002932A CL 2021002932 A CL2021002932 A CL 2021002932A CL 2021002932 A1 CL2021002932 A1 CL 2021002932A1
- Authority
- CL
- Chile
- Prior art keywords
- intraprediction
- video encoder
- block
- linear weighted
- video coding
- 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 2
- 238000009795 derivation Methods 0.000 abstract 2
- 238000000034 method Methods 0.000 abstract 2
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
- H04N19/102—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
- H04N19/134—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
- H04N19/42—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
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 (3)
| 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 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CL2021002932A1 true CL2021002932A1 (es) | 2022-07-29 |
Family
ID=73045909
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CL2021002932A CL2021002932A1 (es) | 2019-05-09 | 2021-11-08 | Intrapredicción ponderada lineal afín en codificación de video |
Country Status (18)
| Country | Link |
|---|---|
| US (2) | US11284093B2 (https=) |
| EP (1) | EP3967034A1 (https=) |
| JP (1) | JP7548939B2 (https=) |
| KR (1) | KR20220006057A (https=) |
| CN (1) | CN113785567B (https=) |
| AU (1) | AU2020267472B2 (https=) |
| BR (1) | BR112021021389A2 (https=) |
| CA (1) | CA3137705A1 (https=) |
| CL (1) | CL2021002932A1 (https=) |
| CO (1) | CO2021014981A2 (https=) |
| IL (1) | IL287017B2 (https=) |
| MX (1) | MX2021013659A (https=) |
| PH (1) | PH12021552596A1 (https=) |
| SA (1) | SA521430741B1 (https=) |
| SG (1) | SG11202111064PA (https=) |
| TW (1) | TWI868133B (https=) |
| WO (1) | WO2020227393A1 (https=) |
| ZA (1) | ZA202108781B (https=) |
Families Citing this family (24)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20210156351A (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 |
| CN116506608B (zh) | 2019-01-02 | 2025-12-19 | Oppo广东移动通信有限公司 | 色度帧内预测方法和装置、及计算机存储介质 |
| CN113647106B (zh) * | 2019-03-05 | 2024-08-13 | 弗劳恩霍夫应用研究促进协会 | 混合视频编码工具的用例驱动上下文模型选择 |
| MX2021012229A (es) | 2019-04-12 | 2021-11-03 | Beijing Bytedance Network Tech Co Ltd | Determinacion de modo de codificacion de croma basada en intraprediccion basada en matriz. |
| 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 |
| CN119277061A (zh) | 2019-04-27 | 2025-01-07 | 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 |
| EP3949391A4 (en) * | 2019-05-01 | 2022-05-25 | Beijing Bytedance Network Technology Co., Ltd. | MATRIX-BASED INTRAPREDICTION USING FILTRATION |
| WO2020221372A1 (en) | 2019-05-01 | 2020-11-05 | Beijing Bytedance Network Technology Co., Ltd. | Context coding for matrix-based intra prediction |
| US11284093B2 (en) | 2019-05-09 | 2022-03-22 | Qualcomm Incorporated | Affine linear weighted intra prediction in video coding |
| US20230057982A1 (en) * | 2019-05-15 | 2023-02-23 | Beijing Bytedance Network Technology Co., Ltd. | Matrix-based intra prediction using filtering |
| KR102698314B1 (ko) | 2019-05-22 | 2024-08-26 | 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 | 업샘플링을 이용한 행렬 기반 인트라 예측 |
| WO2020239017A1 (en) | 2019-05-31 | 2020-12-03 | Beijing Bytedance Network Technology Co., Ltd. | One-step downsampling process in matrix-based intra prediction |
| CN117241014A (zh) * | 2019-06-05 | 2023-12-15 | 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 |
| JP2022534320A (ja) * | 2019-06-05 | 2022-07-28 | 北京字節跳動網絡技術有限公司 | マトリクスベースイントラ予測のためのコンテキスト決定 |
| CN120281903A (zh) | 2019-06-13 | 2025-07-08 | 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 |
| JP7401566B2 (ja) * | 2019-06-24 | 2023-12-19 | ヒョンダイ モーター カンパニー | 動画データのイントラ予測コーディングのための方法及び記録媒体 |
| AU2019204437B2 (en) * | 2019-06-24 | 2022-02-03 | Canon Kabushiki Kaisha | Method, apparatus and system for encoding and decoding a block of video samples |
| US11284073B2 (en) | 2019-07-08 | 2022-03-22 | Hyundai Motor Company | Method and apparatus for intra prediction coding of video data involving matrix based intra-prediction |
| US11943478B2 (en) * | 2019-09-19 | 2024-03-26 | Telefonaktiebolaget Lm Ericsson (Publ) | Allowing a matrix based intra prediction block to have multiple transform blocks |
| KR20260003392A (ko) | 2019-10-28 | 2026-01-06 | 두인 비전 컴퍼니 리미티드 | 색상 성분에 기초한 신택스 시그널링 및 파싱 |
| CN117499628A (zh) * | 2020-03-26 | 2024-02-02 | 阿里巴巴（中国）有限公司 | 用于对视频进行编码或解码的方法和装置 |
| 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 |
| CN120500850A (zh) * | 2023-01-02 | 2025-08-15 | Lg 电子株式会社 | 基于帧内预测的图像编码/解码方法和设备以及用于存储比特流的记录介质 |
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 |
| US9544566B2 (en) * | 2012-12-14 | 2017-01-10 | 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 |
| PL3414900T3 (pl) * | 2016-03-15 | 2025-10-27 | Hfi Innovation Inc. | Sposób oraz urządzenie do kodowania wideo z afiniczną kompensacją ruchu |
| 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 |
| KR102622452B1 (ko) | 2018-09-13 | 2024-01-09 | 프라운호퍼 게젤샤프트 쭈르 푀르데룽 데어 안겐반텐 포르슝 에. 베. | 아핀 선형 가중 인트라 예측 |
| TWI755665B (zh) * | 2018-12-20 | 2022-02-21 | 弗勞恩霍夫爾協會 | 使用具有鄰近取樣縮減的線性或仿射變換的內預測 |
| US11134257B2 (en) * | 2019-04-04 | 2021-09-28 | Tencent America LLC | Simplified signaling method for affine linear weighted intra prediction mode |
| EP3949391A4 (en) | 2019-05-01 | 2022-05-25 | Beijing Bytedance Network Technology Co., Ltd. | MATRIX-BASED INTRAPREDICTION USING FILTRATION |
| 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 EP EP20728328.4A patent/EP3967034A1/en active Pending
- 2020-05-06 IL IL287017A patent/IL287017B2/en unknown
- 2020-05-06 SG SG11202111064PA patent/SG11202111064PA/en unknown
- 2020-05-06 MX MX2021013659A patent/MX2021013659A/es unknown
- 2020-05-06 AU AU2020267472A patent/AU2020267472B2/en active Active
- 2020-05-06 KR KR1020217035523A patent/KR20220006057A/ko active Pending
- 2020-05-06 JP JP2021564809A patent/JP7548939B2/ja active Active
- 2020-05-06 CA CA3137705A patent/CA3137705A1/en active Pending
- 2020-05-06 PH PH1/2021/552596A patent/PH12021552596A1/en unknown
- 2020-05-06 BR BR112021021389A patent/BR112021021389A2/pt unknown
- 2020-05-06 CN CN202080032959.7A patent/CN113785567B/zh active Active
- 2020-05-06 WO PCT/US2020/031651 patent/WO2020227393A1/en not_active Ceased
- 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 |
|---|---|
| SG11202111064PA (en) | 2021-11-29 |
| CA3137705A1 (en) | 2020-11-12 |
| WO2020227393A1 (en) | 2020-11-12 |
| JP7548939B2 (ja) | 2024-09-10 |
| CO2021014981A2 (es) | 2022-01-17 |
| JP2022531333A (ja) | 2022-07-06 |
| KR20220006057A (ko) | 2022-01-14 |
| SA521430741B1 (ar) | 2024-11-27 |
| TW202101988A (zh) | 2021-01-01 |
| AU2020267472A1 (en) | 2021-11-11 |
| MX2021013659A (es) | 2022-01-06 |
| IL287017B1 (en) | 2024-04-01 |
| CN113785567A (zh) | 2021-12-10 |
| ZA202108781B (en) | 2025-01-29 |
| US11284093B2 (en) | 2022-03-22 |
| CN113785567B (zh) | 2024-10-29 |
| EP3967034A1 (en) | 2022-03-16 |
| TWI868133B (zh) | 2025-01-01 |
| AU2020267472B2 (en) | 2025-08-28 |
| IL287017A (en) | 2021-12-01 |
| US20220248035A1 (en) | 2022-08-04 |
| BR112021021389A2 (pt) | 2021-12-21 |
| US20200359033A1 (en) | 2020-11-12 |
| PH12021552596A1 (en) | 2022-07-11 |
| IL287017B2 (en) | 2024-08-01 |
| US11695940B2 (en) | 2023-07-04 |
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