CL2021001335A1 - Refinamiento de vector de movimiento del lado del decodificador - Google Patents
Refinamiento de vector de movimiento del lado del decodificadorInfo
- Publication number
- CL2021001335A1 CL2021001335A1 CL2021001335A CL2021001335A CL2021001335A1 CL 2021001335 A1 CL2021001335 A1 CL 2021001335A1 CL 2021001335 A CL2021001335 A CL 2021001335A CL 2021001335 A CL2021001335 A CL 2021001335A CL 2021001335 A1 CL2021001335 A1 CL 2021001335A1
- Authority
- CL
- Chile
- Prior art keywords
- block
- decoder
- video
- motion vector
- side motion
- 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
-
- 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
- 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
- H04N19/10—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
- H04N19/523—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
- H04N19/563—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
- H04N19/50—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 (2)
| 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 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CL2021001335A1 true CL2021001335A1 (es) | 2021-12-03 |
Family
ID=68966058
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CL2021001335A CL2021001335A1 (es) | 2018-11-27 | 2021-05-24 | Refinamiento de vector de movimiento del lado del decodificador |
Country Status (9)
| Country | Link |
|---|---|
| US (1) | US11146810B2 (enExample) |
| EP (1) | EP3888358A2 (enExample) |
| JP (1) | JP7446297B2 (enExample) |
| KR (1) | KR102936770B1 (enExample) |
| CN (2) | CN113039787B (enExample) |
| BR (1) | BR112021009606A2 (enExample) |
| CL (1) | CL2021001335A1 (enExample) |
| SG (1) | SG11202104085RA (enExample) |
| WO (1) | WO2020113051A2 (enExample) |
Families Citing this family (51)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110662070B (zh) | 2018-06-29 | 2022-03-18 | 北京字节跳动网络技术有限公司 | 用于查找表更新的编码的运动信息的选择 |
| WO2020003279A1 (en) | 2018-06-29 | 2020-01-02 | Beijing Bytedance Network Technology Co., Ltd. | Concept of using one or multiple look up tables to store motion information of previously coded in order and use them to code following blocks |
| KR102641872B1 (ko) | 2018-06-29 | 2024-02-29 | 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 | Lut와 amvp 사이의 상호작용 |
| WO2020003282A1 (en) | 2018-06-29 | 2020-01-02 | Beijing Bytedance Network Technology Co., Ltd. | Managing motion vector predictors for video coding |
| TWI723445B (zh) | 2018-06-29 | 2021-04-01 | 大陸商北京字節跳動網絡技術有限公司 | 查找表的更新：fifo、約束的fifo |
| EP4325862A3 (en) | 2018-06-29 | 2024-03-06 | Beijing Bytedance Network Technology Co., Ltd. | Checking order of motion candidates in lut |
| CN110662054B (zh) | 2018-06-29 | 2023-01-06 | 北京字节跳动网络技术有限公司 | 用于视频处理的方法、装置、计算机可读存储介质 |
| JP7460617B2 (ja) | 2018-06-29 | 2024-04-02 | 北京字節跳動網絡技術有限公司 | Ｌｕｔ更新条件 |
| WO2020008329A1 (en) * | 2018-07-01 | 2020-01-09 | Beijing Bytedance Network Technology Co., Ltd. | Spatial motion compression |
| WO2020008351A1 (en) | 2018-07-02 | 2020-01-09 | Beijing Bytedance Network Technology Co., Ltd. | Luts with lic |
| 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 |
| WO2020146505A1 (en) * | 2019-01-08 | 2020-07-16 | Tencent America LLC | Method and apparatus for memory bandwidth reduction for small inter blocks |
| KR102648159B1 (ko) * | 2019-01-10 | 2024-03-18 | 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 | Lut 업데이트의 호출 |
| CN113383554B (zh) | 2019-01-13 | 2022-12-16 | 北京字节跳动网络技术有限公司 | LUT和共享Merge列表之间的交互 |
| WO2020147773A1 (en) | 2019-01-16 | 2020-07-23 | Beijing Bytedance Network Technology Co., Ltd. | Inserting order of motion candidates in lut |
| WO2020156538A1 (en) | 2019-02-03 | 2020-08-06 | Beijing Bytedance Network Technology Co., Ltd. | Interaction between mv precisions and mv difference coding |
| PT3909247T (pt) * | 2019-02-08 | 2024-05-13 | Beijing Dajia Internet Information Tech Co Ltd | Método e dispositivo para aplicação seletiva de refinamento de vetor de movimento do lado do descodificador para codificação de vídeo |
| ES3041525T3 (en) | 2019-02-14 | 2025-11-12 | Beijing Bytedance Network Tech Co Ltd | Size selective application of decoder side refining tools |
| 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 |
| CN120547323A (zh) * | 2019-03-07 | 2025-08-26 | 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 |
| MX2021010770A (es) | 2019-03-08 | 2021-09-28 | Sharp Kk | Aparato de decodificacion de video. |
| US11930184B2 (en) * | 2019-03-08 | 2024-03-12 | Interdigital Ce Patent Holdings, Sas | Motion vector derivation in video encoding and decoding |
| 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 |
| CN113826386B (zh) | 2019-05-11 | 2023-10-24 | 北京字节跳动网络技术有限公司 | 视频处理中编解码工具的选择性使用 |
| 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 |
| CN114073090B (zh) * | 2019-07-01 | 2026-03-27 | 交互数字Ce专利控股公司 | 仿射运动补偿的双向光流细化 |
| JP7372443B2 (ja) | 2019-08-10 | 2023-10-31 | 北京字節跳動網絡技術有限公司 | サブピクチャに依存するビデオビットストリーム内のシグナリング |
| EP4026331A4 (en) * | 2019-09-30 | 2022-11-30 | Huawei Technologies Co., Ltd. | Affine motion model restrictions |
| CN117676135A (zh) | 2019-10-18 | 2024-03-08 | 北京字节跳动网络技术有限公司 | 子图片与环路滤波之间的相互影响 |
| WO2021110017A1 (en) | 2019-12-02 | 2021-06-10 | Beijing Bytedance Network Technology Co., Ltd. | Merge with motion vector differencing in affine mode |
| US11399188B2 (en) * | 2020-01-01 | 2022-07-26 | Tencent America LLC | Method for mixed NAL unit type support in a coded picture |
| EP4107941A4 (en) | 2020-03-23 | 2023-04-19 | Beijing Bytedance Network Technology Co., Ltd. | PREDICTION REFINEMENT FOR AFFINE MERGE AND AFFINER MOTION VECTOR PREDICTION MODE |
| 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 |
| EP4193593A1 (en) * | 2020-08-07 | 2023-06-14 | InterDigital VC Holdings France, 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 |
| AU2021409783A1 (en) * | 2020-12-22 | 2023-05-18 | Qualcomm Incorporated | Multi-pass decoder-side motion vector refinement |
| US20240196002A1 (en) * | 2021-04-21 | 2024-06-13 | Beijing Bytedance Network Technology Co., Ltd. | Method, device, and medium for video processing |
| CN117337566A (zh) * | 2021-04-27 | 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 |
| US12212736B2 (en) * | 2021-06-30 | 2025-01-28 | Qualcomm Incorporated | Using unrefined motion vectors for performing decoder-side motion vector derivation |
| KR20240050408A (ko) * | 2021-08-27 | 2024-04-18 | 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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| BRPI0818444A2 (pt) * | 2007-10-12 | 2016-10-11 | Qualcomm Inc | codificação adaptativa de informação de cabeçalho de bloco de vídeo |
| US8208563B2 (en) * | 2008-04-23 | 2012-06-26 | Qualcomm Incorporated | Boundary artifact correction within video units |
| US9503720B2 (en) * | 2012-03-16 | 2016-11-22 | Qualcomm Incorporated | Motion vector coding and bi-prediction in HEVC and its extensions |
| KR102480191B1 (ko) * | 2016-05-13 | 2022-12-21 | 브이아이디 스케일, 인크. | 비디오 코딩을 위한 일반화된 다중-가설 예측 시스템 및 방법 |
| US20170339405A1 (en) * | 2016-05-20 | 2017-11-23 | Arris Enterprises Llc | System and method for intra coding |
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| US12063387B2 (en) * | 2017-01-05 | 2024-08-13 | Hfi Innovation Inc. | Decoder-side motion vector restoration for video coding |
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| US10477237B2 (en) * | 2017-06-28 | 2019-11-12 | Futurewei Technologies, Inc. | Decoder side motion vector refinement in video coding |
| WO2019072373A1 (en) | 2017-10-09 | 2019-04-18 | Huawei Technologies Co., Ltd. | UPDATING MODELS FOR REFINING MOTION VECTORS |
| CA3081335A1 (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 |
| US11310526B2 (en) | 2018-01-26 | 2022-04-19 | Mediatek Inc. | Hardware friendly constrained motion vector refinement |
| 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 EP EP19824122.6A patent/EP3888358A2/en active Pending
- 2019-11-27 SG SG11202104085RA patent/SG11202104085RA/en unknown
- 2019-11-27 JP JP2021527074A patent/JP7446297B2/ja active Active
- 2019-11-27 BR BR112021009606-0A patent/BR112021009606A2/pt unknown
- 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 CN CN201980075607.7A patent/CN113039787B/zh 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 |
|---|---|
| SG11202104085RA (en) | 2021-06-29 |
| CN113039787B (zh) | 2024-06-21 |
| US20200169748A1 (en) | 2020-05-28 |
| WO2020113051A3 (en) | 2020-07-23 |
| KR20210093259A (ko) | 2021-07-27 |
| KR102936770B1 (ko) | 2026-03-09 |
| CN113039787A (zh) | 2021-06-25 |
| JP2022507683A (ja) | 2022-01-18 |
| EP3888358A2 (en) | 2021-10-06 |
| BR112021009606A2 (pt) | 2021-08-10 |
| US11146810B2 (en) | 2021-10-12 |
| JP7446297B2 (ja) | 2024-03-08 |
| WO2020113051A2 (en) | 2020-06-04 |
| CN118741148A (zh) | 2024-10-01 |
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