PL3834420T3 - Sposoby oraz aparatura dla generowania kandydatów afinicznych - Google Patents
Sposoby oraz aparatura dla generowania kandydatów afinicznychInfo
- Publication number
- PL3834420T3 PL3834420T3 PL19851748.4T PL19851748T PL3834420T3 PL 3834420 T3 PL3834420 T3 PL 3834420T3 PL 19851748 T PL19851748 T PL 19851748T PL 3834420 T3 PL3834420 T3 PL 3834420T3
- Authority
- PL
- Poland
- Prior art keywords
- methods
- affine candidates
- generating affine
- generating
- candidates
- 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
- H04N19/103—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
- H04N19/134—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
- H04N19/146—Data rate or code amount at the encoder output
- H04N19/149—Data rate or code amount at the encoder output by estimating the code amount by means of a model, e.g. mathematical model or statistical model
-
- 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
- H04N19/189—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the adaptation method, adaptation tool or adaptation type used for the adaptive coding
- H04N19/196—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the adaptation method, adaptation tool or adaptation type used for the adaptive coding being specially adapted for the computation of encoding parameters, e.g. by averaging previously computed encoding parameters
-
- 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
- H04N19/537—Motion estimation other than block-based
- H04N19/54—Motion estimation other than block-based using feature points or meshes
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Computing Systems (AREA)
- Theoretical Computer Science (AREA)
- Physics & Mathematics (AREA)
- Algebra (AREA)
- General Physics & Mathematics (AREA)
- Mathematical Analysis (AREA)
- Mathematical Optimization (AREA)
- Pure & Applied Mathematics (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
Applications Claiming Priority (7)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201862719826P | 2018-08-20 | 2018-08-20 | |
| US201862731641P | 2018-09-14 | 2018-09-14 | |
| US201862732017P | 2018-09-17 | 2018-09-17 | |
| US201862733103P | 2018-09-19 | 2018-09-19 | |
| US201862735102P | 2018-09-22 | 2018-09-22 | |
| US16/536,018 US11140398B2 (en) | 2018-08-20 | 2019-08-08 | Methods and apparatus for generating affine candidates |
| PCT/CN2019/101519 WO2020038349A1 (en) | 2018-08-20 | 2019-08-20 | Methods and apparatus for generating affine candidates |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| PL3834420T3 true PL3834420T3 (pl) | 2026-02-23 |
Family
ID=69523656
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PL19851748.4T PL3834420T3 (pl) | 2018-08-20 | 2019-08-20 | Sposoby oraz aparatura dla generowania kandydatów afinicznych |
Country Status (6)
| Country | Link |
|---|---|
| US (2) | US11140398B2 (pl) |
| EP (2) | EP4642028A3 (pl) |
| CN (2) | CN114915781B (pl) |
| PL (1) | PL3834420T3 (pl) |
| TW (1) | TWI738036B (pl) |
| WO (1) | WO2020038349A1 (pl) |
Families Citing this family (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112055205B (zh) * | 2017-12-12 | 2021-08-03 | 华为技术有限公司 | 视频数据的帧间预测方法和装置、视频编解码器、存储介质 |
| WO2019144908A1 (en) * | 2018-01-26 | 2019-08-01 | Mediatek Inc. | Method and apparatus of affine inter prediction for video coding system |
| US11368702B2 (en) * | 2018-06-04 | 2022-06-21 | Lg Electronics, Inc. | Method and device for processing video signal by using affine motion prediction |
| US11140398B2 (en) | 2018-08-20 | 2021-10-05 | Mediatek Inc. | Methods and apparatus for generating affine candidates |
| US10944984B2 (en) * | 2018-08-28 | 2021-03-09 | Qualcomm Incorporated | Affine motion prediction |
| WO2020058959A1 (en) * | 2018-09-23 | 2020-03-26 | Beijing Bytedance Network Technology Co., Ltd. | Motion vector derivation for sub-block in affine mode |
| WO2020084470A1 (en) * | 2018-10-22 | 2020-04-30 | Beijing Bytedance Network Technology Co., Ltd. | Storage of motion parameters with clipping for affine mode |
| WO2020098802A1 (en) * | 2018-11-15 | 2020-05-22 | Beijing Bytedance Network Technology Co., Ltd. | Merge with mvd for affine |
| CN111355961B (zh) * | 2018-12-24 | 2023-11-03 | 华为技术有限公司 | 一种帧间预测的方法和装置 |
| WO2020137850A1 (ja) * | 2018-12-28 | 2020-07-02 | 株式会社Ｊｖｃケンウッド | 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、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 |
| US10904550B2 (en) * | 2019-01-12 | 2021-01-26 | Tencent America LLC | Method and apparatus for video coding |
| EP4243417A3 (en) * | 2019-03-11 | 2023-11-15 | Alibaba Group Holding Limited | Method, device, and system for determining prediction weight for merge mode |
| CN113766244B (zh) * | 2020-06-05 | 2025-12-12 | 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 |
| CN114374849A (zh) * | 2020-10-18 | 2022-04-19 | 腾讯科技（深圳）有限公司 | 一种候选运动信息列表确定方法、装置、电子设备及存储介质 |
| WO2023104083A1 (en) * | 2021-12-07 | 2023-06-15 | Beijing Bytedance Network Technology Co., Ltd. | Method, apparatus, and medium for video processing |
| WO2024222798A1 (en) * | 2023-04-28 | 2024-10-31 | Mediatek Inc. | Methods and apparatus of inheriting block vector shifted cross-component models for video coding |
| CN116527921B (zh) * | 2023-06-29 | 2024-04-12 | 浙江大华技术股份有限公司 | 仿射候选构建方法、仿射预测的方法和相关设备 |
| US20250097410A1 (en) * | 2023-09-15 | 2025-03-20 | Meta Platforms, Inc. | Efficient interframe mode search for av1 encoding |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2016008157A1 (en) | 2014-07-18 | 2016-01-21 | Mediatek Singapore Pte. Ltd. | Methods for motion compensation using high order motion model |
| CN107809642B (zh) * | 2015-02-16 | 2020-06-16 | 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 |
| US20190158870A1 (en) | 2016-01-07 | 2019-05-23 | Mediatek Inc. | Method and apparatus for affine merge mode prediction for video coding system |
| EP3414900B1 (en) | 2016-03-15 | 2025-08-06 | HFI Innovation Inc. | Method and apparatus of video coding with affine motion compensation |
| US10448010B2 (en) | 2016-10-05 | 2019-10-15 | Qualcomm Incorporated | Motion vector prediction for affine motion models in video coding |
| US20190273943A1 (en) * | 2016-10-10 | 2019-09-05 | Sharp Kabushiki Kaisha | Systems and methods for performing motion compensation for coding of video data |
| US10681370B2 (en) | 2016-12-29 | 2020-06-09 | Qualcomm Incorporated | Motion vector generation for affine motion model for video coding |
| WO2018128380A1 (ko) * | 2017-01-03 | 2018-07-12 | 엘지전자(주) | 어파인 예측을 이용하여 비디오 신호를 처리하는 방법 및 장치 |
| WO2018128379A1 (ko) * | 2017-01-03 | 2018-07-12 | 엘지전자(주) | 어파인 예측을 이용하여 비디오 신호를 처리하는 방법 및 장치 |
| US11140398B2 (en) | 2018-08-20 | 2021-10-05 | Mediatek Inc. | Methods and apparatus for generating affine candidates |
| GB2606277B (en) * | 2018-10-18 | 2023-05-03 | Canon Kk | Video coding and decoding |
-
2019
- 2019-08-08 US US16/536,018 patent/US11140398B2/en active Active
- 2019-08-20 WO PCT/CN2019/101519 patent/WO2020038349A1/en not_active Ceased
- 2019-08-20 EP EP25202237.1A patent/EP4642028A3/en active Pending
- 2019-08-20 CN CN202210672773.9A patent/CN114915781B/zh active Active
- 2019-08-20 TW TW108129548A patent/TWI738036B/zh active
- 2019-08-20 PL PL19851748.4T patent/PL3834420T3/pl unknown
- 2019-08-20 EP EP19851748.4A patent/EP3834420B1/en active Active
- 2019-08-20 CN CN201980053534.1A patent/CN112567752B/zh active Active
-
2021
- 2021-09-01 US US17/464,498 patent/US11863757B2/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| TW202015423A (zh) | 2020-04-16 |
| EP3834420C0 (en) | 2025-10-29 |
| EP3834420B1 (en) | 2025-10-29 |
| TWI738036B (zh) | 2021-09-01 |
| US20200059651A1 (en) | 2020-02-20 |
| CN112567752A (zh) | 2021-03-26 |
| CN112567752B (zh) | 2022-07-05 |
| CN114915781B (zh) | 2025-12-12 |
| US11863757B2 (en) | 2024-01-02 |
| WO2020038349A1 (en) | 2020-02-27 |
| US20220060717A1 (en) | 2022-02-24 |
| EP3834420A1 (en) | 2021-06-16 |
| CN114915781A (zh) | 2022-08-16 |
| US11140398B2 (en) | 2021-10-05 |
| EP3834420A4 (en) | 2022-06-01 |
| EP4642028A3 (en) | 2026-01-07 |
| EP4642028A2 (en) | 2025-10-29 |
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