BRPI0918478A2 - métodos e aparelho para refinamento de previsão usando previsão de movimento implícito - Google Patents
métodos e aparelho para refinamento de previsão usando previsão de movimento implícitoInfo
- Publication number
- BRPI0918478A2 BRPI0918478A2 BRPI0918478A BRPI0918478A BRPI0918478A2 BR PI0918478 A2 BRPI0918478 A2 BR PI0918478A2 BR PI0918478 A BRPI0918478 A BR PI0918478A BR PI0918478 A BRPI0918478 A BR PI0918478A BR PI0918478 A2 BRPI0918478 A2 BR PI0918478A2
- Authority
- BR
- Brazil
- Prior art keywords
- prediction
- methods
- refinement
- implicit motion
- motion prediction
- 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
-
- 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
- H04N19/10—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
- H04N19/103—Selection of coding mode or of prediction mode
- H04N19/107—Selection of coding mode or of prediction mode between spatial and temporal predictive coding, e.g. picture refresh
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US9429508P | 2008-09-04 | 2008-09-04 | |
PCT/US2009/004948 WO2010027457A1 (en) | 2008-09-04 | 2009-09-01 | Methods and apparatus for prediction refinement using implicit motion prediction |
Publications (1)
Publication Number | Publication Date |
---|---|
BRPI0918478A2 true BRPI0918478A2 (pt) | 2015-12-01 |
Family
ID=41573039
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BRPI0918478A BRPI0918478A2 (pt) | 2008-09-04 | 2009-09-01 | métodos e aparelho para refinamento de previsão usando previsão de movimento implícito |
Country Status (8)
Country | Link |
---|---|
US (1) | US20110158320A1 (pt) |
EP (1) | EP2321970A1 (pt) |
JP (2) | JP2012502552A (pt) |
KR (1) | KR101703362B1 (pt) |
CN (1) | CN102204254B (pt) |
BR (1) | BRPI0918478A2 (pt) |
TW (1) | TWI530194B (pt) |
WO (1) | WO2010027457A1 (pt) |
Families Citing this family (24)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5141633B2 (ja) * | 2009-04-24 | 2013-02-13 | ソニー株式会社 | 画像処理方法及びそれを用いた画像情報符号化装置 |
CN102883160B (zh) * | 2009-06-26 | 2016-06-29 | 华为技术有限公司 | 视频图像运动信息获取方法、装置及设备、模板构造方法 |
RU2580942C2 (ru) * | 2010-10-06 | 2016-04-10 | Нтт Докомо, Инк. | Устройство прогнозирующего кодирования изображений, способ прогнозирующего кодирования изображений, программа прогнозирующего кодирования изображений, устройство прогнозирующего декодирования изображений, способ прогнозирующего декодирования изображений и программа прогнозирующего декодирования изображений |
US20120106640A1 (en) * | 2010-10-31 | 2012-05-03 | Broadcom Corporation | Decoding side intra-prediction derivation for video coding |
US9635383B2 (en) * | 2011-01-07 | 2017-04-25 | Texas Instruments Incorporated | Method, system and computer program product for computing a motion vector |
RU2571538C2 (ru) | 2011-03-09 | 2015-12-20 | Кабусики Кайся Тосиба | Способ кодирования изображений и способ декодирования изображений |
CN107968945B (zh) * | 2011-09-14 | 2021-09-14 | 三星电子株式会社 | 对视频进行解码的方法和对视频进行编码的方法 |
US20130121417A1 (en) * | 2011-11-16 | 2013-05-16 | Qualcomm Incorporated | Constrained reference picture sets in wave front parallel processing of video data |
CN108174203B (zh) * | 2012-01-18 | 2021-12-21 | Jvc 建伍株式会社 | 动图像解码装置以及动图像解码方法 |
TWI476640B (zh) | 2012-09-28 | 2015-03-11 | Ind Tech Res Inst | 時間資料序列的平滑化方法與裝置 |
US20160345026A1 (en) * | 2014-01-01 | 2016-11-24 | Lg Electronics Inc. | Method and apparatus for encoding, decoding a video signal using an adaptive prediction filter |
JP6593934B2 (ja) * | 2015-05-21 | 2019-10-23 | ホアウェイ・テクノロジーズ・カンパニー・リミテッド | 映像動き補償のための装置および方法 |
CN114615493A (zh) * | 2016-03-24 | 2022-06-10 | 英迪股份有限公司 | 视频解码方法、视频编码方法和可读记录介质 |
WO2017195914A1 (ko) * | 2016-05-11 | 2017-11-16 | 엘지전자 주식회사 | 비디오 코딩 시스템에서 인터 예측 방법 및 장치 |
US10621731B1 (en) * | 2016-05-31 | 2020-04-14 | NGCodec Inc. | Apparatus and method for efficient motion estimation for different block sizes |
US11638027B2 (en) | 2016-08-08 | 2023-04-25 | Hfi Innovation, Inc. | Pattern-based motion vector derivation for video coding |
US20180192071A1 (en) * | 2017-01-05 | 2018-07-05 | Mediatek Inc. | Decoder-side motion vector restoration for video coding |
CN106713935B (zh) * | 2017-01-09 | 2019-06-11 | 杭州电子科技大学 | 一种基于贝叶斯决策的hevc块划分快速方法 |
WO2019001739A1 (en) * | 2017-06-30 | 2019-01-03 | Huawei Technologies Co., Ltd. | ERROR RESILIENCE AND PARALLEL PROCESSING FOR MOTION VECTOR CALCULATION DECODER SIDE |
JP2022503464A (ja) | 2018-07-17 | 2022-01-12 | 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 | ビデオコーディング用動きベクトル予測 |
US11451807B2 (en) * | 2018-08-08 | 2022-09-20 | Tencent America LLC | Method and apparatus for video coding |
CN113661708B (zh) | 2019-04-02 | 2023-12-15 | 北京字节跳动网络技术有限公司 | 基于双向光流的视频编解码和解码 |
KR102662024B1 (ko) | 2019-04-19 | 2024-05-21 | 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 | 상이한 모션 벡터 정제의 그레디언트 계산 |
WO2020211866A1 (en) * | 2019-04-19 | 2020-10-22 | Beijing Bytedance Network Technology Co., Ltd. | Applicability of prediction refinement with optical flow process |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1999026417A2 (en) * | 1997-11-17 | 1999-05-27 | Koninklijke Philips Electronics N.V. | Motion-compensated predictive image encoding and decoding |
EP1139669A1 (en) * | 2000-03-28 | 2001-10-04 | STMicroelectronics S.r.l. | Coprocessor for motion estimation in digitised video sequence encoders |
US6961383B1 (en) * | 2000-11-22 | 2005-11-01 | At&T Corp. | Scalable video encoder/decoder with drift control |
JP4662171B2 (ja) * | 2005-10-20 | 2011-03-30 | ソニー株式会社 | 符号化装置および方法、復号化装置および方法、プログラム、並びに記録媒体 |
EP2082585A2 (en) * | 2006-10-18 | 2009-07-29 | Thomson Licensing | Method and apparatus for video coding using prediction data refinement |
KR101123285B1 (ko) * | 2007-10-25 | 2012-03-20 | 니폰덴신뎅와 가부시키가이샤 | 동화상 스케일러블 부호화 방법 및 복호 방법, 그 장치, 그 프로그램 및 프로그램을 기록한 기록매체 |
KR101691199B1 (ko) * | 2008-04-11 | 2016-12-30 | 톰슨 라이센싱 | 비디오 부호화 및 복호화에서의 템플릿 매칭 예측을 위한 방법 및 장치 |
-
2009
- 2009-09-01 KR KR1020117007805A patent/KR101703362B1/ko active IP Right Grant
- 2009-09-01 CN CN200980143937.1A patent/CN102204254B/zh not_active Expired - Fee Related
- 2009-09-01 BR BRPI0918478A patent/BRPI0918478A2/pt not_active Application Discontinuation
- 2009-09-01 JP JP2011526038A patent/JP2012502552A/ja active Pending
- 2009-09-01 EP EP09752503A patent/EP2321970A1/en not_active Withdrawn
- 2009-09-01 WO PCT/US2009/004948 patent/WO2010027457A1/en active Application Filing
- 2009-09-01 US US12/737,945 patent/US20110158320A1/en not_active Abandoned
- 2009-09-03 TW TW098129748A patent/TWI530194B/zh not_active IP Right Cessation
-
2015
- 2015-01-30 JP JP2015016565A patent/JP5978329B2/ja not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
JP5978329B2 (ja) | 2016-08-24 |
US20110158320A1 (en) | 2011-06-30 |
JP2012502552A (ja) | 2012-01-26 |
WO2010027457A1 (en) | 2010-03-11 |
KR20110065503A (ko) | 2011-06-15 |
TWI530194B (zh) | 2016-04-11 |
TW201016020A (en) | 2010-04-16 |
CN102204254A (zh) | 2011-09-28 |
EP2321970A1 (en) | 2011-05-18 |
JP2015084597A (ja) | 2015-04-30 |
CN102204254B (zh) | 2015-03-18 |
KR101703362B1 (ko) | 2017-02-06 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
B08F | Application dismissed because of non-payment of annual fees [chapter 8.6 patent gazette] |
Free format text: REFERENTE A 5A ANUIDADE. |
|
B08H | Application fees: decision cancelled [chapter 8.8 patent gazette] |
Free format text: REFERENTE AO DESPACHO 8.6 PUBLICADO NA RPI 2385 DE 20/09/2016. |
|
B15K | Others concerning applications: alteration of classification |
Ipc: H04N 19/50 (2014.01) |
|
B06F | Objections, documents and/or translations needed after an examination request according [chapter 6.6 patent gazette] | ||
B25G | Requested change of headquarter approved |
Owner name: THOMSON LICENSING (FR) |
|
B25A | Requested transfer of rights approved |
Owner name: THOMSON LICENSING DTV (FR) |
|
B25A | Requested transfer of rights approved |
Owner name: INTERDIGITAL MADISON PATENT HOLDINGS (FR) |
|
B06U | Preliminary requirement: requests with searches performed by other patent offices: procedure suspended [chapter 6.21 patent gazette] | ||
B11B | Dismissal acc. art. 36, par 1 of ipl - no reply within 90 days to fullfil the necessary requirements |