SG11202104085RA - Decoder-side motion vector refinement - Google Patents
Decoder-side motion vector refinementInfo
- Publication number
- SG11202104085RA SG11202104085RA SG11202104085RA SG11202104085RA SG11202104085RA SG 11202104085R A SG11202104085R A SG 11202104085RA SG 11202104085R A SG11202104085R A SG 11202104085RA SG 11202104085R A SG11202104085R A SG 11202104085RA SG 11202104085R A SG11202104085R A SG 11202104085RA
- Authority
- SG
- Singapore
- Prior art keywords
- decoder
- motion vector
- side motion
- vector refinement
- refinement
- 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
- H04N19/50—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
- H04N19/563—Motion estimation with padding, i.e. with filling of non-object values in an arbitrarily shaped picture block or region for estimation purposes
-
- 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
- H04N19/44—Decoders specially adapted therefor, e.g. video decoders which are asymmetric with respect to the encoder
-
- 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
-
- 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
- H04N19/12—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
- H04N19/102—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
- H04N19/127—Prioritisation of hardware or computational resources
-
- 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
- H04N19/137—Motion inside a coding unit, e.g. average field, frame or block difference
- H04N19/139—Analysis of motion vectors, e.g. their magnitude, direction, variance or reliability
-
- 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
- H04N19/50—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
- H04N19/513—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
- H04N19/50—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
- H04N19/573—Motion compensation with multiple frame prediction using two or more reference frames in a given prediction direction
-
- 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
- H04N19/80—Details of filtering operations specially adapted for video compression, e.g. for pixel interpolation
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- Discrete Mathematics (AREA)
- General Physics & Mathematics (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 |
|---|---|---|---|
| US201862771960P | 2018-11-27 | 2018-11-27 | |
| US16/695,907 US11146810B2 (en) | 2018-11-27 | 2019-11-26 | Decoder-side motion vector refinement |
| PCT/US2019/063673 WO2020113051A2 (en) | 2018-11-27 | 2019-11-27 | Decoder-side motion vector refinement |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| SG11202104085RA true SG11202104085RA (en) | 2021-06-29 |
Family
ID=68966058
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SG11202104085RA SG11202104085RA (en) | 2018-11-27 | 2019-11-27 | Decoder-side motion vector refinement |
Country Status (9)
| Country | Link |
|---|---|
| US (1) | US11146810B2 (https=) |
| EP (1) | EP3888358A2 (https=) |
| JP (1) | JP7446297B2 (https=) |
| KR (1) | KR102936770B1 (https=) |
| CN (2) | CN113039787B (https=) |
| BR (1) | BR112021009606A2 (https=) |
| CL (1) | CL2021001335A1 (https=) |
| SG (1) | SG11202104085RA (https=) |
| WO (1) | WO2020113051A2 (https=) |
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| KR20240005239A (ko) | 2018-06-29 | 2024-01-11 | 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 | Lut와 amvp 사이의 상호작용 |
| CN110662059B (zh) | 2018-06-29 | 2021-04-20 | 北京字节跳动网络技术有限公司 | 使用查找表存储先前编码的运动信息并用其编码后续块的方法和装置 |
| KR102660666B1 (ko) | 2018-06-29 | 2024-04-26 | 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 | Lut들을 업데이트하기 위한 조건들 |
| WO2020003270A1 (en) | 2018-06-29 | 2020-01-02 | Beijing Bytedance Network Technology Co., Ltd. | Number of motion candidates in a look up table to be checked according to mode |
| AU2019293670B2 (en) | 2018-06-29 | 2023-06-08 | Beijing Bytedance Network Technology Co., Ltd. | Update of look up table: FIFO, constrained FIFO |
| MX392418B (es) | 2018-06-29 | 2025-03-24 | Beijing Bytedance Network Tech Co Ltd | Poda parcial/total cuando se añade un candidato a hmvp para fusión/amvp. |
| EP4322533A3 (en) | 2018-06-29 | 2024-03-06 | Beijing Bytedance Network Technology Co., Ltd. | Checking order of motion candidates in lut |
| WO2020003265A1 (en) | 2018-06-29 | 2020-01-02 | Beijing Bytedance Network Technology Co., Ltd. | Conditions of usage of luts |
| WO2020008346A1 (en) | 2018-07-02 | 2020-01-09 | Beijing Bytedance Network Technology Co., Ltd. | Rules on updating luts |
| TWI820211B (zh) | 2018-09-12 | 2023-11-01 | 大陸商北京字節跳動網絡技術有限公司 | 取決於總數減去k的開始檢查hmvp候選的條件 |
| JP7005480B2 (ja) * | 2018-12-27 | 2022-01-21 | Kddi株式会社 | 画像復号装置、画像符号化装置、プログラム及び画像処理システム |
| US11102476B2 (en) * | 2018-12-28 | 2021-08-24 | Qualcomm Incorporated | Subblock based affine motion model |
| US11431987B2 (en) * | 2019-01-08 | 2022-08-30 | Tencent America LLC | Method and apparatus for memory bandwidth reduction for small inter blocks |
| WO2020143741A1 (en) * | 2019-01-10 | 2020-07-16 | Beijing Bytedance Network Technology Co., Ltd. | Invoke of lut updating |
| WO2020143824A1 (en) | 2019-01-13 | 2020-07-16 | Beijing Bytedance Network Technology Co., Ltd. | Interaction between lut and shared merge list |
| WO2020147773A1 (en) | 2019-01-16 | 2020-07-23 | Beijing Bytedance Network Technology Co., Ltd. | Inserting order of motion candidates in lut |
| CN113383548B (zh) | 2019-02-03 | 2026-02-27 | 北京字节跳动网络技术有限公司 | Mv精度和mv差编解码之间的相互作用 |
| JP7232345B2 (ja) * | 2019-02-08 | 2023-03-02 | ベイジン・ダジア・インターネット・インフォメーション・テクノロジー・カンパニー，リミテッド | ビデオ符号化のための双方向オプティカルフローおよびデコーダ側動きベクトル補正を選択的に適用する方法およびデバイス |
| CN121309818A (zh) | 2019-02-14 | 2026-01-09 | 北京字节跳动网络技术有限公司 | 基于处理参数的解码器侧运动推导 |
| CN112425160B (zh) | 2019-02-26 | 2023-05-12 | 苹果公司 | 用于对视频信号进行编码/解码的方法及其设备 |
| US11166015B2 (en) * | 2019-03-06 | 2021-11-02 | Tencent America LLC | Method and apparatus for video coding |
| CN120529070A (zh) * | 2019-03-07 | 2025-08-22 | 数字洞察力有限公司 | 图像编码/解码方法和传输比特流的方法 |
| CN113557740B (zh) | 2019-03-08 | 2025-10-31 | 夏普株式会社 | 运动图像解码装置、运动图像编码装置以及运动图像解码方法 |
| CN113615193B (zh) | 2019-03-22 | 2024-06-25 | 北京字节跳动网络技术有限公司 | Merge列表构建和其他工具之间的交互 |
| SG11202112279WA (en) | 2019-05-11 | 2021-12-30 | Beijing Bytedance Network Technology Co Ltd | Selective use of coding tools in video processing |
| WO2020233659A1 (en) | 2019-05-21 | 2020-11-26 | Beijing Bytedance Network Technology Co., Ltd. | Adaptive motion vector difference resolution for affine mode |
| US20200402546A1 (en) * | 2019-06-24 | 2020-12-24 | Seagate Technology Llc | Reducing base deck porosity |
| US12238279B2 (en) * | 2019-07-01 | 2025-02-25 | Interdigital Ce Patent Holdings, Sas | Bi-prediction refinement in affine with optical flow |
| CN117336468A (zh) | 2019-08-10 | 2024-01-02 | 北京字节跳动网络技术有限公司 | 视频比特流中的子图片相关信令通知 |
| BR112022005408A2 (pt) * | 2019-09-30 | 2022-11-29 | Huawei Tech Co Ltd | Restrições de modelo de movimento afim que reduzem número de linhas de referência buscadas durante processamento de uma linha de bloco com filtro de interpolação aprimorado |
| EP4032290A4 (en) | 2019-10-18 | 2022-11-30 | Beijing Bytedance Network Technology Co., Ltd. | SYNTAX RESTRICTIONS IN PARAMETER SET SIGNALING OF SUBPICTURES |
| CN115280774B (zh) | 2019-12-02 | 2025-08-19 | 抖音视界有限公司 | 视觉媒体处理的方法、装置及非暂时性计算机可读存储介质 |
| US11399188B2 (en) * | 2020-01-01 | 2022-07-26 | Tencent America LLC | Method for mixed NAL unit type support in a coded picture |
| WO2021190464A1 (en) | 2020-03-23 | 2021-09-30 | Beijing Bytedance Network Technology Co., Ltd. | Controlling deblocking filtering at different levels in coded video |
| CN114342390B (zh) * | 2020-07-30 | 2022-10-28 | 北京达佳互联信息技术有限公司 | 用于仿射运动补偿的预测细化的方法和装置 |
| US12401790B2 (en) * | 2020-08-07 | 2025-08-26 | Interdigital Madison Patent Holdings, Sas | Combining ABT with VVC sub-block-based coding tools |
| WO2022082053A1 (en) | 2020-10-15 | 2022-04-21 | Beijing Dajia Internet Information Technology Co., Ltd. | Enhanced motion estimation for inter coding |
| JP7832938B2 (ja) * | 2020-12-22 | 2026-03-18 | クアルコム，インコーポレイテッド | マルチパスデコーダ側動きベクトル改良 |
| CN117337567A (zh) * | 2021-04-21 | 2024-01-02 | 抖音视界有限公司 | 用于视频处理的方法、设备和介质 |
| US20240214606A1 (en) * | 2021-04-27 | 2024-06-27 | Beijing Bytedance Network Technology Co., Ltd. | Method, device, and medium for video processing |
| US12212736B2 (en) * | 2021-06-30 | 2025-01-28 | Qualcomm Incorporated | Using unrefined motion vectors for performing decoder-side motion vector derivation |
| WO2023027564A1 (ko) * | 2021-08-27 | 2023-03-02 | 주식회사 윌러스표준기술연구소 | 움직임 정보를 보정하는 방법 및 이를 위한 장치 |
| WO2023088472A1 (en) * | 2021-11-22 | 2023-05-25 | Beijing Bytedance Network Technology Co., Ltd. | Method, apparatus, and medium for video processing |
| US11616970B1 (en) * | 2022-01-25 | 2023-03-28 | Mediatek Inc. | Motion vector refinement apparatus having motion vector predictor derivation circuit that is allowed to start new task without waiting for motion vector difference computation and associated motion vector refinement method |
| EP4500859A4 (en) * | 2022-03-28 | 2026-04-01 | Beijing Dajia Internet Information Tech Co Ltd | METHODS AND DEVICES FOR DERIVATING CANDIDATES FOR AN AFFINE FUSION MODE IN VIDEO CODING |
| US12477141B2 (en) | 2022-07-18 | 2025-11-18 | Tencent America LLC | Method for affine motion refinement |
| US12556736B2 (en) * | 2022-10-10 | 2026-02-17 | Tencent America LLC | Method and apparatus for extended decoder side motion vector refinement |
| US12470750B2 (en) * | 2023-04-14 | 2025-11-11 | Tencent America LLC | Systems and methods for window error estimation improvement in temporal filter |
| CN117579833B (zh) * | 2024-01-12 | 2024-04-05 | 合肥六角形半导体有限公司 | 一种视频压缩电路及芯片 |
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| EP3685583A1 (en) | 2017-10-09 | 2020-07-29 | Huawei Technologies Co., Ltd. | Template update for motion vector refinement |
| WO2019089933A1 (en) | 2017-11-01 | 2019-05-09 | Vid Scale, Inc. | Sub-block motion derivation and decoder-side motion vector refinement for merge mode |
| US11750832B2 (en) * | 2017-11-02 | 2023-09-05 | Hfi Innovation Inc. | Method and apparatus for video coding |
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| TWI719519B (zh) * | 2018-07-02 | 2021-02-21 | 大陸商北京字節跳動網絡技術有限公司 | 對於dmvr的塊尺寸限制 |
| US10958934B2 (en) * | 2018-07-27 | 2021-03-23 | Tencent America LLC | History-based affine merge and motion vector prediction |
-
2019
- 2019-11-26 US US16/695,907 patent/US11146810B2/en active Active
- 2019-11-27 BR BR112021009606-0A patent/BR112021009606A2/pt unknown
- 2019-11-27 EP EP19824122.6A patent/EP3888358A2/en active Pending
- 2019-11-27 CN CN201980075607.7A patent/CN113039787B/zh active Active
- 2019-11-27 KR KR1020217015254A patent/KR102936770B1/ko active Active
- 2019-11-27 WO PCT/US2019/063673 patent/WO2020113051A2/en not_active Ceased
- 2019-11-27 SG SG11202104085RA patent/SG11202104085RA/en unknown
- 2019-11-27 JP JP2021527074A patent/JP7446297B2/ja active Active
- 2019-11-27 CN CN202410713437.3A patent/CN118741148A/zh active Pending
-
2021
- 2021-05-24 CL CL2021001335A patent/CL2021001335A1/es unknown
Also Published As
| Publication number | Publication date |
|---|---|
| CN113039787B (zh) | 2024-06-21 |
| US11146810B2 (en) | 2021-10-12 |
| US20200169748A1 (en) | 2020-05-28 |
| KR20210093259A (ko) | 2021-07-27 |
| KR102936770B1 (ko) | 2026-03-09 |
| WO2020113051A3 (en) | 2020-07-23 |
| BR112021009606A2 (pt) | 2021-08-10 |
| CN113039787A (zh) | 2021-06-25 |
| EP3888358A2 (en) | 2021-10-06 |
| WO2020113051A2 (en) | 2020-06-04 |
| JP7446297B2 (ja) | 2024-03-08 |
| CL2021001335A1 (es) | 2021-12-03 |
| CN118741148A (zh) | 2024-10-01 |
| JP2022507683A (ja) | 2022-01-18 |
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