BR112018001519A2 - métodos e sistemas de restrição de biprevisão em codificação de vídeo - Google Patents
métodos e sistemas de restrição de biprevisão em codificação de vídeoInfo
- Publication number
- BR112018001519A2 BR112018001519A2 BR112018001519-9A BR112018001519A BR112018001519A2 BR 112018001519 A2 BR112018001519 A2 BR 112018001519A2 BR 112018001519 A BR112018001519 A BR 112018001519A BR 112018001519 A2 BR112018001519 A2 BR 112018001519A2
- Authority
- BR
- Brazil
- Prior art keywords
- bipreview
- systems
- motion vectors
- video data
- 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
- H04N19/134—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
- H04N19/159—Prediction type, e.g. intra-frame, inter-frame or bidirectional frame 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
- H04N19/102—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
- H04N19/102—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
- H04N19/169—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
- H04N19/174—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 slice, e.g. a line of blocks or a group of 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
- H04N19/169—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
- H04N19/593—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving spatial prediction techniques
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Computing Systems (AREA)
- Theoretical Computer Science (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
Applications Claiming Priority (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201562197496P | 2015-07-27 | 2015-07-27 | |
| US62/197,496 | 2015-07-27 | ||
| US15/219,159 US10404992B2 (en) | 2015-07-27 | 2016-07-25 | Methods and systems of restricting bi-prediction in video coding |
| US15/219,159 | 2016-07-25 | ||
| PCT/US2016/043978 WO2017019656A1 (en) | 2015-07-27 | 2016-07-26 | Methods and systems of restricting bi-prediction in video coding |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BR112018001519A2 true BR112018001519A2 (pt) | 2018-09-11 |
Family
ID=57883486
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BR112018001519-9A BR112018001519A2 (pt) | 2015-07-27 | 2016-07-26 | métodos e sistemas de restrição de biprevisão em codificação de vídeo |
Country Status (12)
| Country | Link |
|---|---|
| US (1) | US10404992B2 (https=) |
| EP (2) | EP3329675B1 (https=) |
| JP (1) | JP6752266B2 (https=) |
| KR (1) | KR102658510B1 (https=) |
| CN (1) | CN107852498B (https=) |
| AU (1) | AU2016298172A1 (https=) |
| BR (1) | BR112018001519A2 (https=) |
| ES (2) | ES2977132T3 (https=) |
| HU (1) | HUE047622T2 (https=) |
| PL (1) | PL3588955T3 (https=) |
| TW (1) | TWI724008B (https=) |
| WO (1) | WO2017019656A1 (https=) |
Families Citing this family (34)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113179406B (zh) * | 2015-04-13 | 2023-07-18 | 寰发股份有限公司 | 用于视频数据的视频编解码方法和装置 |
| KR20190052128A (ko) * | 2016-10-04 | 2019-05-15 | 김기백 | 영상 데이터 부호화/복호화 방법 및 장치 |
| US10462483B1 (en) * | 2018-04-26 | 2019-10-29 | Tencent America LLC | Method and apparatus for video coding |
| CN108833923B (zh) * | 2018-06-20 | 2022-03-29 | 腾讯科技（深圳）有限公司 | 视频编码、解码方法、装置、存储介质和计算机设备 |
| EP3811624A1 (en) | 2018-06-21 | 2021-04-28 | Telefonaktiebolaget LM Ericsson (publ) | Tile shuffling for 360 degree video decoding |
| CN112585970B (zh) * | 2018-06-21 | 2024-07-09 | 瑞典爱立信有限公司 | 灵活图块分区 |
| CN112640455B (zh) | 2018-06-21 | 2024-06-14 | 瑞典爱立信有限公司 | 视频编码中具有子图块的图块分区 |
| US11290728B2 (en) | 2018-07-02 | 2022-03-29 | Nokia Technologies Oy | Method and apparatus for tile-relative addressing in video coding |
| US10375416B1 (en) * | 2018-09-05 | 2019-08-06 | Tencent America LLC | Segment types in video coding |
| TWI822863B (zh) * | 2018-09-27 | 2023-11-21 | 美商Ｖｉｄ衡器股份有限公司 | 360度視訊寫碼樣本導出 |
| CN112823525B (zh) | 2018-10-02 | 2024-12-06 | 瑞典爱立信有限公司 | 基于图块组id对图片进行编码和解码 |
| WO2020075862A1 (ja) * | 2018-10-12 | 2020-04-16 | 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 | 三次元データ符号化方法、三次元データ復号方法、三次元データ符号化装置、及び三次元データ復号装置 |
| CN111083489B (zh) | 2018-10-22 | 2024-05-14 | 北京字节跳动网络技术有限公司 | 多次迭代运动矢量细化 |
| CN111083484B (zh) | 2018-10-22 | 2024-06-28 | 北京字节跳动网络技术有限公司 | 基于子块的预测 |
| US11758164B2 (en) * | 2018-10-23 | 2023-09-12 | Tencent America LLC | Method and apparatus for video coding |
| CN111436227B (zh) | 2018-11-12 | 2024-03-29 | 北京字节跳动网络技术有限公司 | 在视频处理中使用组合帧间-帧内预测 |
| WO2020103852A1 (en) | 2018-11-20 | 2020-05-28 | Beijing Bytedance Network Technology Co., Ltd. | Difference calculation based on patial position |
| WO2020103877A1 (en) | 2018-11-20 | 2020-05-28 | Beijing Bytedance Network Technology Co., Ltd. | Coding and decoding of video coding modes |
| CN113170181B (zh) | 2018-11-29 | 2023-12-08 | 北京字节跳动网络技术有限公司 | 块内拷贝模式中的仿射继承方法 |
| US10855992B2 (en) * | 2018-12-20 | 2020-12-01 | Alibaba Group Holding Limited | On block level bi-prediction with weighted averaging |
| CN114173114B (zh) | 2019-01-08 | 2022-09-23 | 华为技术有限公司 | 图像预测方法、装置、设备、系统及存储介质 |
| CN113574867B (zh) * | 2019-01-12 | 2022-09-13 | 北京字节跳动网络技术有限公司 | Mv精度约束 |
| US11190800B2 (en) | 2019-02-07 | 2021-11-30 | Qualcomm Incorporated | Motion vector predictor list generation for intra block copy mode in video coding |
| KR102635518B1 (ko) * | 2019-03-06 | 2024-02-07 | 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 | 변환된 단예측 후보의 사용 |
| EP3734972A1 (en) * | 2019-05-03 | 2020-11-04 | InterDigital VC Holdings, Inc. | High level syntax simplified video coding tool set for small blocks |
| US11445174B2 (en) * | 2019-05-06 | 2022-09-13 | Tencent America LLC | Method and apparatus for video coding |
| CN110611820A (zh) * | 2019-09-11 | 2019-12-24 | 北京达佳互联信息技术有限公司 | 视频编码方法、装置、电子设备及存储介质 |
| MX2022003221A (es) * | 2019-09-17 | 2022-04-26 | Huawei Tech Co Ltd | Se?alizacion de id de subimagenes en codificacion de video basada en subimagenes. |
| WO2021201759A1 (en) * | 2020-04-02 | 2021-10-07 | Telefonaktiebolaget Lm Ericsson (Publ) | Decoding based on bi-directional picture condition |
| WO2022108421A1 (ko) * | 2020-11-23 | 2022-05-27 | 현대자동차주식회사 | 적응적 대체 모드를 이용한 영상 부호화 및 복호화 방법 |
| TWI804181B (zh) * | 2021-02-02 | 2023-06-01 | 聯詠科技股份有限公司 | 影像編碼方法及其影像編碼器 |
| US11831909B2 (en) * | 2021-03-11 | 2023-11-28 | Qualcomm Incorporated | Learned B-frame coding using P-frame coding system |
| US11968356B2 (en) * | 2022-03-16 | 2024-04-23 | Qualcomm Incorporated | Decoder-side motion vector refinement (DMVR) inter prediction using shared interpolation filters and reference pixels |
| US12368879B2 (en) * | 2022-03-25 | 2025-07-22 | Tencent America LLC | Method and apparatus adaptive constraint on bi-prediction for out-of-boundary conditions |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101491096B (zh) * | 2006-07-12 | 2012-05-30 | Lg电子株式会社 | 信号处理方法及其装置 |
| US20100266042A1 (en) * | 2007-03-02 | 2010-10-21 | Han Suh Koo | Method and an apparatus for decoding/encoding a video signal |
| US8213503B2 (en) * | 2008-09-05 | 2012-07-03 | Microsoft Corporation | Skip modes for inter-layer residual video coding and decoding |
| US9137544B2 (en) * | 2010-11-29 | 2015-09-15 | Mediatek Inc. | Method and apparatus for derivation of mv/mvp candidate for inter/skip/merge modes |
| US8755437B2 (en) * | 2011-03-17 | 2014-06-17 | Mediatek Inc. | Method and apparatus for derivation of spatial motion vector candidate and motion vector prediction candidate |
| IN2014CN01784A (https=) * | 2011-08-30 | 2015-05-29 | Nokia Corp | |
| KR102070431B1 (ko) * | 2012-01-19 | 2020-01-28 | 삼성전자주식회사 | 쌍방향 예측 및 블록 병합을 제한하는 비디오 부호화 방법 및 장치, 비디오 복호화 방법 및 장치 |
| WO2014005305A1 (en) * | 2012-07-04 | 2014-01-09 | Intel Corporation | Inter-view filter parameters re-use for three dimensional video coding |
| US10904551B2 (en) * | 2013-04-05 | 2021-01-26 | Texas Instruments Incorporated | Video coding using intra block copy |
| US20150016533A1 (en) * | 2013-07-12 | 2015-01-15 | Qualcomm Incorporated | Intra motion compensation extensions |
| US10212445B2 (en) * | 2014-10-09 | 2019-02-19 | Qualcomm Incorporated | Intra block copy prediction restrictions for parallel processing |
-
2016
- 2016-07-25 US US15/219,159 patent/US10404992B2/en active Active
- 2016-07-26 KR KR1020187002545A patent/KR102658510B1/ko active Active
- 2016-07-26 AU AU2016298172A patent/AU2016298172A1/en not_active Abandoned
- 2016-07-26 CN CN201680043221.4A patent/CN107852498B/zh active Active
- 2016-07-26 WO PCT/US2016/043978 patent/WO2017019656A1/en not_active Ceased
- 2016-07-26 PL PL19189431.0T patent/PL3588955T3/pl unknown
- 2016-07-26 JP JP2018503643A patent/JP6752266B2/ja active Active
- 2016-07-26 ES ES19189431T patent/ES2977132T3/es active Active
- 2016-07-26 HU HUE16745394A patent/HUE047622T2/hu unknown
- 2016-07-26 EP EP16745394.3A patent/EP3329675B1/en active Active
- 2016-07-26 EP EP19189431.0A patent/EP3588955B1/en active Active
- 2016-07-26 ES ES16745394T patent/ES2761865T3/es active Active
- 2016-07-26 BR BR112018001519-9A patent/BR112018001519A2/pt not_active Application Discontinuation
- 2016-07-27 TW TW105123783A patent/TWI724008B/zh not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| HUE047622T2 (hu) | 2020-05-28 |
| US10404992B2 (en) | 2019-09-03 |
| EP3329675B1 (en) | 2019-09-11 |
| JP2018526881A (ja) | 2018-09-13 |
| KR102658510B1 (ko) | 2024-04-17 |
| ES2761865T3 (es) | 2020-05-21 |
| CN107852498B (zh) | 2021-10-08 |
| KR20180035810A (ko) | 2018-04-06 |
| ES2977132T3 (es) | 2024-08-19 |
| AU2016298172A1 (en) | 2018-01-18 |
| US20170034526A1 (en) | 2017-02-02 |
| EP3329675A1 (en) | 2018-06-06 |
| CN107852498A (zh) | 2018-03-27 |
| EP3588955B1 (en) | 2024-03-20 |
| JP6752266B2 (ja) | 2020-09-09 |
| TW201709731A (zh) | 2017-03-01 |
| WO2017019656A1 (en) | 2017-02-02 |
| EP3588955C0 (en) | 2024-03-20 |
| EP3588955A1 (en) | 2020-01-01 |
| TWI724008B (zh) | 2021-04-11 |
| PL3588955T3 (pl) | 2024-06-24 |
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Legal Events
| Date | Code | Title | Description |
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| B06U | Preliminary requirement: requests with searches performed by other patent offices: procedure suspended [chapter 6.21 patent gazette] | ||
| B07A | Application suspended after technical examination (opinion) [chapter 7.1 patent gazette] | ||
| B09B | Patent application refused [chapter 9.2 patent gazette] | ||
| B12B | Appeal against refusal [chapter 12.2 patent gazette] | ||
| B12F | Other appeals [chapter 12.6 patent gazette] |
Free format text: RECURSO: PETICAO 870240030354, DE 08/04/2024. |
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| B12G | Publication of notification of appeal cancelled [chapter 12.7 patent gazette] |
Free format text: ANULADA A PUBLICACAO CODIGO 12.6 NA RPI NO 2780 DE 16/04/2024 POR TER SIDO EQUIVOCADO. |