CL2021001135A1 - Método para codificación / decodifcación de señales de video y aparato para lo mismo - Google Patents
Método para codificación / decodifcación de señales de video y aparato para lo mismoInfo
- Publication number
- CL2021001135A1 CL2021001135A1 CL2021001135A CL2021001135A CL2021001135A1 CL 2021001135 A1 CL2021001135 A1 CL 2021001135A1 CL 2021001135 A CL2021001135 A CL 2021001135A CL 2021001135 A CL2021001135 A CL 2021001135A CL 2021001135 A1 CL2021001135 A1 CL 2021001135A1
- Authority
- CL
- Chile
- Prior art keywords
- current block
- decoding
- encoding
- video signals
- apparatus therefor
- Prior art date
Links
Classifications
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- 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
- H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
- H04N19/51—Motion estimation or motion compensation
- H04N19/523—Motion estimation or motion compensation with sub-pixel accuracy
-
- 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
- H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
- H04N19/51—Motion estimation or motion compensation
- H04N19/513—Processing of motion vectors
- H04N19/517—Processing of motion vectors by encoding
- H04N19/52—Processing of motion vectors by encoding by predictive encoding
-
- 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
- H04N19/109—Selection of coding mode or of prediction mode among a plurality of temporal 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
- H04N19/102—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
- H04N19/119—Adaptive subdivision aspects, e.g. subdivision of a picture into rectangular or non-rectangular coding blocks
-
- 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
- H04N19/12—Selection from among a plurality of transforms or standards, e.g. selection between discrete cosine transform [DCT] and sub-band transform or selection between H.263 and H.264
- H04N19/122—Selection of transform size, e.g. 8x8 or 2x4x8 DCT; Selection of sub-band transforms of varying structure or type
-
- 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
- H04N19/184—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 bits, e.g. of the compressed video stream
-
- 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
- H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal 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
- H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
- H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
- H04N19/51—Motion estimation or motion compensation
- H04N19/513—Processing of motion vectors
-
- 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
- H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
- H04N19/51—Motion estimation or motion compensation
- H04N19/577—Motion compensation with bidirectional frame interpolation, i.e. using B-pictures
-
- 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
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 (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR20180136261 | 2018-11-08 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CL2021001135A1 true CL2021001135A1 (es) | 2021-11-12 |
Family
ID=70612147
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CL2021001135A CL2021001135A1 (es) | 2018-11-08 | 2021-04-29 | Método para codificación / decodifcación de señales de video y aparato para lo mismo |
Country Status (17)
| Country | Link |
|---|---|
| US (9) | US11330290B2 (https=) |
| EP (2) | EP4373082A1 (https=) |
| JP (5) | JP7391958B2 (https=) |
| KR (5) | KR102900682B1 (https=) |
| CN (7) | CN120547327A (https=) |
| AU (1) | AU2019374663B2 (https=) |
| BR (1) | BR112021008091A2 (https=) |
| CA (1) | CA3118882C (https=) |
| CL (1) | CL2021001135A1 (https=) |
| ES (1) | ES2986850T3 (https=) |
| IL (3) | IL282787B2 (https=) |
| MX (5) | MX2021005149A (https=) |
| PH (1) | PH12021551032A1 (https=) |
| PL (1) | PL3873092T3 (https=) |
| SG (1) | SG11202104427RA (https=) |
| WO (1) | WO2020096425A1 (https=) |
| ZA (1) | ZA202103323B (https=) |
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| ES2986850T3 (es) * | 2018-11-08 | 2024-11-12 | Guangdong Oppo Mobile Telecommunicationscorp Ltd | Método de codificación/decodificación de señales de imagen y dispositivo para el mismo |
| CN113412621A (zh) * | 2019-03-25 | 2021-09-17 | Oppo广东移动通信有限公司 | 图像分量的预测方法、编码器、解码器及计算机存储介质 |
| 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 |
| 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 |
| 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 |
| 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 |
| KR20260003392A (ko) | 2019-10-28 | 2026-01-06 | 두인 비전 컴퍼니 리미티드 | 색상 성분에 기초한 신택스 시그널링 및 파싱 |
| CN113727119B (zh) * | 2020-05-20 | 2023-03-17 | Oppo广东移动通信有限公司 | 帧间预测方法、编码器、解码器以及计算机存储介质 |
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| WO2011095260A1 (en) | 2010-02-05 | 2011-08-11 | Telefonaktiebolaget L M Ericsson (Publ) | Managing predicted motion vector candidates |
| US9237355B2 (en) * | 2010-02-19 | 2016-01-12 | Qualcomm Incorporated | Adaptive motion resolution for video coding |
| US20120051431A1 (en) * | 2010-08-25 | 2012-03-01 | Qualcomm Incorporated | Motion direction based adaptive motion vector resolution signaling for video coding |
| JP2012186759A (ja) * | 2011-03-08 | 2012-09-27 | Jvc Kenwood Corp | 動画像符号化装置、動画像符号化方法及び動画像符号化プログラム |
| US9674525B2 (en) | 2011-07-28 | 2017-06-06 | Qualcomm Incorporated | Multiview video coding |
| US20130114717A1 (en) | 2011-11-07 | 2013-05-09 | Qualcomm Incorporated | Generating additional merge candidates |
| US8964845B2 (en) | 2011-12-28 | 2015-02-24 | Microsoft Corporation | Merge mode for motion information prediction |
| TWI607650B (zh) * | 2011-12-28 | 2017-12-01 | Jvc Kenwood Corp | Motion picture decoding apparatus, motion picture decoding method, and motion picture decoding program |
| JP5846133B2 (ja) * | 2012-01-18 | 2016-01-20 | 株式会社Ｊｖｃケンウッド | 動画像復号装置、動画像復号方法、及び動画像復号プログラム、並びに、受信装置、受信方法、及び受信プログラム |
| DK3833023T3 (da) | 2012-04-12 | 2022-04-19 | Jvckenwood Corp | Fusionskandidatlistekonstruktion |
| US20130294513A1 (en) * | 2012-05-07 | 2013-11-07 | Qualcomm Incorporated | Inter layer merge list construction for video coding |
| EP3247116A1 (en) | 2012-07-27 | 2017-11-22 | HFI Innovation Inc. | Method of constrain disparity vector derivation in 3d video coding |
| CN105264894A (zh) | 2013-04-05 | 2016-01-20 | 三星电子株式会社 | 针对层间解码和编码方法以及设备的确定帧间预测候选的方法 |
| US10027981B2 (en) | 2014-09-01 | 2018-07-17 | Hfi Innovation Inc. | Method of intra picture block copy for screen content and video coding |
| CN107079165B (zh) | 2014-11-05 | 2020-06-19 | 联发科技（新加坡）私人有限公司 | 使用预测残差的视频编码方法及装置 |
| US10812822B2 (en) * | 2015-10-02 | 2020-10-20 | Qualcomm Incorporated | Intra block copy merge mode and padding of unavailable IBC reference region |
| CN108353184B (zh) * | 2015-11-05 | 2022-02-01 | 联发科技股份有限公司 | 一种视频编解码的方法及装置 |
| CN109479141B (zh) * | 2016-07-12 | 2023-07-14 | 韩国电子通信研究院 | 图像编码/解码方法和用于所述方法的记录介质 |
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| WO2018173432A1 (ja) | 2017-03-21 | 2018-09-27 | 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 |
| KR102450863B1 (ko) | 2017-03-22 | 2022-10-05 | 에스케이텔레콤 주식회사 | 움직임벡터를 부호화 또는 복호화하기 위한 장치 및 방법 |
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| CN109218733B (zh) | 2017-06-30 | 2022-03-29 | 华为技术有限公司 | 一种确定预测运动矢量预测的方法以及相关设备 |
| KR102938958B1 (ko) * | 2017-09-12 | 2026-03-12 | 삼성전자주식회사 | 움직임 정보의 부호화 및 복호화 방법, 및 움직임 정보의 부호화 및 복호화 장치 |
| CN119052508A (zh) * | 2018-01-30 | 2024-11-29 | 夏普株式会社 | 导出块的运动向量信息的方法、以及用于导出块的运动向量信息的设备 |
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| WO2019190224A1 (ko) | 2018-03-30 | 2019-10-03 | 한국전자통신연구원 | 영상 부호화/복호화 방법, 장치 및 비트스트림을 저장한 기록 매체 |
| WO2019208372A1 (ja) | 2018-04-25 | 2019-10-31 | パナソニック インテレクチュアル プロパティ コーポレーション オブ アメリカ | 符号化装置、復号装置、符号化方法及び復号方法 |
| US11051025B2 (en) | 2018-07-13 | 2021-06-29 | Tencent America LLC | Method and apparatus for video coding |
| KR20210030357A (ko) * | 2018-07-18 | 2021-03-17 | 파나소닉 인텔렉츄얼 프로퍼티 코포레이션 오브 아메리카 | 부호화 장치, 복호 장치, 부호화 방법 및 복호 방법 |
| US11039157B2 (en) * | 2018-09-21 | 2021-06-15 | Tencent America LLC | Techniques for simplified affine motion model coding with prediction offsets |
| US10893291B2 (en) | 2018-09-28 | 2021-01-12 | Qualcomm Incorporated | Ultimate motion vector expression with adaptive directional information set |
| US10999589B2 (en) * | 2018-10-04 | 2021-05-04 | Tencent America LLC | Method and apparatus for video coding |
| US11317099B2 (en) * | 2018-10-05 | 2022-04-26 | Tencent America LLC | Method and apparatus for signaling an offset in video coding for intra block copy and/or inter prediction |
| ES2986850T3 (es) * | 2018-11-08 | 2024-11-12 | Guangdong Oppo Mobile Telecommunicationscorp Ltd | Método de codificación/decodificación de señales de imagen y dispositivo para el mismo |
| CA3275440A1 (en) | 2018-11-08 | 2025-10-31 | Guangdong Oppo Mobile Telecommunications Corp., Ltd. | Method for encoding/decoding image signal, and device for same |
| US11375222B2 (en) | 2019-09-22 | 2022-06-28 | Tencent America LLC | Method and device for video encoding and decoding with interpolation filter flag being consistent with MMVD distances |
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2019
- 2019-11-08 ES ES19883073T patent/ES2986850T3/es active Active
- 2019-11-08 CN CN202510655807.7A patent/CN120547327A/zh active Pending
- 2019-11-08 KR KR1020190142815A patent/KR102900682B1/ko active Active
- 2019-11-08 CN CN202110872234.5A patent/CN113691807B/zh active Active
- 2019-11-08 BR BR112021008091-0A patent/BR112021008091A2/pt unknown
- 2019-11-08 CN CN202510655745.XA patent/CN120547326A/zh active Pending
- 2019-11-08 EP EP24151295.3A patent/EP4373082A1/en active Pending
- 2019-11-08 WO PCT/KR2019/015194 patent/WO2020096425A1/ko not_active Ceased
- 2019-11-08 IL IL282787A patent/IL282787B2/en unknown
- 2019-11-08 EP EP19883073.9A patent/EP3873092B1/en active Active
- 2019-11-08 CN CN202511694272.0A patent/CN121442111A/zh active Pending
- 2019-11-08 CN CN202511694201.0A patent/CN121262379A/zh active Pending
- 2019-11-08 JP JP2021523795A patent/JP7391958B2/ja active Active
- 2019-11-08 SG SG11202104427RA patent/SG11202104427RA/en unknown
- 2019-11-08 CA CA3118882A patent/CA3118882C/en active Active
- 2019-11-08 CN CN202510655481.8A patent/CN120547325A/zh active Pending
- 2019-11-08 PL PL19883073.9T patent/PL3873092T3/pl unknown
- 2019-11-08 MX MX2021005149A patent/MX2021005149A/es unknown
- 2019-11-08 IL IL315073A patent/IL315073B1/en unknown
- 2019-11-08 AU AU2019374663A patent/AU2019374663B2/en active Active
- 2019-11-08 CN CN201980071283.XA patent/CN113302921A/zh active Pending
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2021
- 2021-04-29 CL CL2021001135A patent/CL2021001135A1/es unknown
- 2021-04-30 MX MX2024013243A patent/MX2024013243A/es unknown
- 2021-04-30 US US17/245,607 patent/US11330290B2/en active Active
- 2021-04-30 MX MX2024013244A patent/MX2024013244A/es unknown
- 2021-04-30 MX MX2024013246A patent/MX2024013246A/es unknown
- 2021-04-30 MX MX2024013245A patent/MX2024013245A/es unknown
- 2021-05-04 PH PH12021551032A patent/PH12021551032A1/en unknown
- 2021-05-17 ZA ZA2021/03323A patent/ZA202103323B/en unknown
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2022
- 2022-04-07 US US17/715,818 patent/US11812051B2/en active Active
- 2022-04-07 US US17/715,779 patent/US11575932B2/en active Active
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2023
- 2023-08-28 US US18/457,044 patent/US12108074B2/en active Active
- 2023-11-22 JP JP2023198126A patent/JP7574393B2/ja active Active
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2024
- 2024-07-12 US US18/771,147 patent/US12452449B2/en active Active
- 2024-10-15 JP JP2024180395A patent/JP7760679B2/ja active Active
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2025
- 2025-09-24 US US19/338,760 patent/US20260019627A1/en active Pending
- 2025-10-02 JP JP2025166633A patent/JP2025186546A/ja active Pending
- 2025-10-02 JP JP2025166634A patent/JP2025186547A/ja active Pending
- 2025-11-06 US US19/381,888 patent/US20260067490A1/en active Pending
- 2025-11-06 US US19/381,934 patent/US20260067492A1/en active Pending
- 2025-11-06 US US19/381,913 patent/US20260067491A1/en active Pending
- 2025-12-10 KR KR1020250194986A patent/KR20260002415A/ko active Pending
- 2025-12-10 KR KR1020250195060A patent/KR20260002419A/ko active Pending
- 2025-12-10 KR KR1020250194917A patent/KR20260004246A/ko active Pending
- 2025-12-10 KR KR1020250194953A patent/KR20260004247A/ko active Pending
- 2025-12-29 IL IL325687A patent/IL325687A/en unknown
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