BR112019006756A2 - precisão de vetor de movimento adaptativo para codificação de vídeo - Google Patents
precisão de vetor de movimento adaptativo para codificação de vídeoInfo
- Publication number
- BR112019006756A2 BR112019006756A2 BR112019006756-6A BR112019006756A BR112019006756A2 BR 112019006756 A2 BR112019006756 A2 BR 112019006756A2 BR 112019006756 A BR112019006756 A BR 112019006756A BR 112019006756 A2 BR112019006756 A2 BR 112019006756A2
- Authority
- BR
- Brazil
- Prior art keywords
- mvd
- video data
- syntax elements
- motion vector
- video encoding
- 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
-
- 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
- H04N19/136—Incoming video signal characteristics or properties
-
- 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
- H04N19/50—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
- H04N19/50—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
- H04N19/521—Processing of motion vectors for estimating the reliability of the determined motion vectors or motion vector field, e.g. for smoothing the motion vector field or for correcting 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
- H04N19/523—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
- H04N19/70—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
- H04N19/10—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]
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
- Color Television Systems (AREA)
Applications Claiming Priority (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201662404105P | 2016-10-04 | 2016-10-04 | |
| US62/404,105 | 2016-10-04 | ||
| US15/724,044 | 2017-10-03 | ||
| US15/724,044 US10979732B2 (en) | 2016-10-04 | 2017-10-03 | Adaptive motion vector precision for video coding |
| PCT/US2017/055091 WO2018067672A1 (en) | 2016-10-04 | 2017-10-04 | Adaptive motion vector precision for video coding |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BR112019006756A2 true BR112019006756A2 (pt) | 2019-07-02 |
Family
ID=61759108
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BR112019006756-6A BR112019006756A2 (pt) | 2016-10-04 | 2017-10-04 | precisão de vetor de movimento adaptativo para codificação de vídeo |
Country Status (11)
| Country | Link |
|---|---|
| US (1) | US10979732B2 (https=) |
| EP (1) | EP3523971B1 (https=) |
| JP (2) | JP7077310B2 (https=) |
| KR (1) | KR102621943B1 (https=) |
| CN (1) | CN109792532B (https=) |
| BR (1) | BR112019006756A2 (https=) |
| ES (1) | ES3022203T3 (https=) |
| PL (1) | PL3523971T3 (https=) |
| SG (1) | SG11201901365QA (https=) |
| TW (1) | TWI796308B (https=) |
| WO (1) | WO2018067672A1 (https=) |
Families Citing this family (92)
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| KR101739808B1 (ko) * | 2010-04-13 | 2017-05-25 | 지이 비디오 컴프레션, 엘엘씨 | 유효성 맵 및 변환 계수 블록의 코딩 |
| US9749642B2 (en) * | 2014-01-08 | 2017-08-29 | Microsoft Technology Licensing, Llc | Selection of motion vector precision |
| CN116567226A (zh) * | 2016-08-11 | 2023-08-08 | Lx 半导体科技有限公司 | 图像编码/解码设备和图像数据的发送设备 |
| CN109496431A (zh) * | 2016-10-13 | 2019-03-19 | 富士通株式会社 | 图像编码/解码方法、装置以及图像处理设备 |
| KR20180043151A (ko) * | 2016-10-19 | 2018-04-27 | 에스케이텔레콤 주식회사 | 영상 부호화 또는 복호화를 위한 장치 및 방법 |
| WO2018084344A1 (ko) * | 2016-11-07 | 2018-05-11 | 엘지전자 주식회사 | 영상 코딩 시스템에서 영상 디코딩 방법 및 장치 |
| CN109964484B (zh) * | 2016-11-22 | 2021-11-09 | 联发科技股份有限公司 | 视频编码中用于运动向量符号预测的方法及装置 |
| KR102543752B1 (ko) * | 2016-12-22 | 2023-06-14 | 주식회사 케이티 | 비디오 신호 처리 방법 및 장치 |
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| TWI731345B (zh) * | 2018-06-19 | 2021-06-21 | 大陸商北京字節跳動網絡技術有限公司 | 模式相依運動向量差精確集 |
| WO2020009449A1 (ko) * | 2018-07-02 | 2020-01-09 | 엘지전자 주식회사 | 어파인 예측을 이용하여 비디오 신호를 처리하기 위한 방법 및 장치 |
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| US20260019639A1 (en) * | 2022-08-09 | 2026-01-15 | Guangdong Oppo Mobile Telecommunications Corp., Ltd. | Dynamic mesh geometry refinement component adaptive coding |
| US12382082B2 (en) * | 2022-09-09 | 2025-08-05 | Tencent America LLC | Systems and methods for subblock motion vector coding |
| US12407851B2 (en) * | 2022-09-21 | 2025-09-02 | Tencent America LLC | Method and apparatus for implicitly indicating motion vector predictor precision |
| US12556709B2 (en) | 2022-09-22 | 2026-02-17 | Qualcomm Incorporated | Motion search for reference block selection |
| US20240259568A1 (en) * | 2024-04-15 | 2024-08-01 | Intel Corporation | Precision determination and fast candidate selection for merge mode with motion vector difference in video encoding |
| WO2025263985A1 (ko) * | 2024-06-18 | 2025-12-26 | 주식회사 케이티 | 영상 부호화/복호화 방법 및 압축된 비디오 데이터를 전송하기 위한 장치 |
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| WO1998042134A1 (fr) * | 1997-03-17 | 1998-09-24 | Mitsubishi Denki Kabushiki Kaisha | Codeur et decodeur d'image, methode de codage et de decodage d'image, et systeme de codage/decodage d'image |
| JP4724351B2 (ja) * | 2002-07-15 | 2011-07-13 | 三菱電機株式会社 | 画像符号化装置、画像符号化方法、画像復号装置、画像復号方法、および通信装置 |
| WO2011054879A2 (en) * | 2009-11-06 | 2011-05-12 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Hybrid video coding |
| US10327008B2 (en) * | 2010-10-13 | 2019-06-18 | Qualcomm Incorporated | Adaptive motion vector resolution signaling for video coding |
| US9325991B2 (en) * | 2012-04-11 | 2016-04-26 | Qualcomm Incorporated | Motion vector rounding |
| US10531116B2 (en) | 2014-01-09 | 2020-01-07 | Qualcomm Incorporated | Adaptive motion vector resolution signaling for video coding |
| CN105874789B (zh) * | 2014-01-29 | 2019-10-29 | 联发科技股份有限公司 | 利用自适应运动向量精度的方法 |
| KR102647887B1 (ko) | 2014-10-31 | 2024-03-14 | 삼성전자주식회사 | 움직임 벡터 부복호화 방법 및 장치 |
| WO2016119726A1 (en) | 2015-01-30 | 2016-08-04 | Mediatek Inc. | Method and apparatus for entropy coding of source samples with large alphabet |
| CN104661031B (zh) * | 2015-02-16 | 2017-12-22 | 华为技术有限公司 | 用于视频图像编码和解码的方法、编码设备和解码设备 |
| CN108353176B (zh) | 2015-09-24 | 2022-05-03 | Lg 电子株式会社 | 在图像编译系统中的基于amvr的图像编译方法和装置 |
| PL3414900T3 (pl) | 2016-03-15 | 2025-10-27 | Hfi Innovation Inc. | Sposób oraz urządzenie do kodowania wideo z afiniczną kompensacją ruchu |
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- 2017-10-04 CN CN201780059794.0A patent/CN109792532B/zh active Active
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- 2017-10-04 PL PL17784520.3T patent/PL3523971T3/pl unknown
- 2017-10-04 JP JP2019517327A patent/JP7077310B2/ja active Active
- 2017-10-04 WO PCT/US2017/055091 patent/WO2018067672A1/en not_active Ceased
- 2017-10-04 KR KR1020197009269A patent/KR102621943B1/ko active Active
- 2017-10-04 BR BR112019006756-6A patent/BR112019006756A2/pt active IP Right Grant
- 2017-10-04 ES ES17784520T patent/ES3022203T3/es active Active
- 2017-10-04 SG SG11201901365QA patent/SG11201901365QA/en unknown
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| US10979732B2 (en) | 2021-04-13 |
| WO2018067672A1 (en) | 2018-04-12 |
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| JP7438265B2 (ja) | 2024-02-26 |
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| TWI796308B (zh) | 2023-03-21 |
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| JP7077310B2 (ja) | 2022-05-30 |
| EP3523971A1 (en) | 2019-08-14 |
| JP2019534626A (ja) | 2019-11-28 |
| JP2022122892A (ja) | 2022-08-23 |
| CN109792532A (zh) | 2019-05-21 |
| CN109792532B (zh) | 2023-07-14 |
| EP3523971B1 (en) | 2025-04-02 |
| PL3523971T3 (pl) | 2025-06-02 |
| KR20190055109A (ko) | 2019-05-22 |
| TW201817238A (zh) | 2018-05-01 |
| ES3022203T3 (en) | 2025-05-28 |
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