SG11201811472QA - Interframe predictive coding method and device - Google Patents
Interframe predictive coding method and deviceInfo
- Publication number
- SG11201811472QA SG11201811472QA SG11201811472QA SG11201811472QA SG11201811472QA SG 11201811472Q A SG11201811472Q A SG 11201811472QA SG 11201811472Q A SG11201811472Q A SG 11201811472QA SG 11201811472Q A SG11201811472Q A SG 11201811472QA SG 11201811472Q A SG11201811472Q A SG 11201811472QA
- Authority
- SG
- Singapore
- Prior art keywords
- weighting parameter
- block
- encoded
- determining
- encoding
- 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
- H04N19/513—Processing of motion vectors
- H04N19/517—Processing of motion vectors by 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
- H04N19/169—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
- H04N19/102—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
- H04N19/119—Adaptive subdivision aspects, e.g. subdivision of a picture into rectangular or non-rectangular coding 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
- H04N19/134—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
-
- 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
-
- 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
- H04N19/46—Embedding additional information in the video signal during the compression process
-
- 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
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
Abstract
Embodiments of the present application disclose an inter-frame predictive encoding method and device, wherein the method comprises: dividing a frame to be encoded into a plurality of block to be encoded by means of an encoder; determining, for each block to be encoded, a forward encoding block and a backward encoding block corresponding to the block to be encoded; determining a first weighting parameter corresponding to the forward encoding block; determining an overall brightness-based second weighting parameter of a reference image containing the forward encoding block, and determining an overall brightness-based third weighting parameter of a reference image containing the backward encoding block; determining a fourth weighting parameter corresponding to the backward encoding block according to the first weighting parameter; determining a predictive actual weighting parameter of the block to be encoded according to the first weighting parameter, the second weighting parameter, the third weighting parameter and the fourth weighting parameter; performing predictive encoding on the block to be encoded by means of the predictive actual weighting parameter. With applying the inter-frame predictive encoding method and device according to the embodiments of the present application, accuracy of the inter-frame predictive encoding is improved. -1/2- FIG. 1 FIG. 2 -2/2- communication interface processor 301 304 memory 303 302 FIG. 3
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201610765403.4A CN106358041B (en) | 2016-08-30 | 2016-08-30 | A kind of interframe prediction encoding method and device |
PCT/CN2017/096641 WO2018040869A1 (en) | 2016-08-30 | 2017-08-09 | Interframe predictive coding method and device |
Publications (1)
Publication Number | Publication Date |
---|---|
SG11201811472QA true SG11201811472QA (en) | 2019-03-28 |
Family
ID=57858182
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SG11201811472QA SG11201811472QA (en) | 2016-08-30 | 2017-08-09 | Interframe predictive coding method and device |
Country Status (12)
Country | Link |
---|---|
US (1) | US10715820B2 (en) |
EP (1) | EP3509303B1 (en) |
JP (1) | JP6781823B2 (en) |
KR (1) | KR102148723B1 (en) |
CN (1) | CN106358041B (en) |
AU (1) | AU2017317848B2 (en) |
CA (1) | CA3028510C (en) |
ES (1) | ES2857857T3 (en) |
MY (1) | MY196896A (en) |
SG (1) | SG11201811472QA (en) |
TW (1) | TWI655860B (en) |
WO (1) | WO2018040869A1 (en) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106358041B (en) * | 2016-08-30 | 2019-05-10 | 北京奇艺世纪科技有限公司 | A kind of interframe prediction encoding method and device |
WO2020185152A1 (en) * | 2019-03-11 | 2020-09-17 | Telefonaktiebolaget Lm Ericsson (Publ) | Video coding involving gop-based temporal filtering |
CN115695812A (en) * | 2021-07-30 | 2023-02-03 | 中兴通讯股份有限公司 | Video encoding method, video decoding method, video encoding device, video decoding device, electronic equipment and storage medium |
CN116168790B (en) * | 2023-04-25 | 2023-07-14 | 深圳爱递医药科技有限公司 | Big data recruitment system for clinical trial |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7266150B2 (en) * | 2001-07-11 | 2007-09-04 | Dolby Laboratories, Inc. | Interpolation of video compression frames |
JP4015934B2 (en) | 2002-04-18 | 2007-11-28 | 株式会社東芝 | Video coding method and apparatus |
US8731054B2 (en) * | 2004-05-04 | 2014-05-20 | Qualcomm Incorporated | Method and apparatus for weighted prediction in predictive frames |
US8457203B2 (en) | 2005-05-26 | 2013-06-04 | Ntt Docomo, Inc. | Method and apparatus for coding motion and prediction weighting parameters |
JP4764136B2 (en) * | 2005-10-31 | 2011-08-31 | 富士通セミコンダクター株式会社 | Moving picture coding apparatus and fade scene detection apparatus |
US8498336B2 (en) | 2006-02-02 | 2013-07-30 | Thomson Licensing | Method and apparatus for adaptive weight selection for motion compensated prediction |
TWI498003B (en) * | 2009-02-02 | 2015-08-21 | Thomson Licensing | Method for decoding a stream representative of a sequence of pictures, method for coding a sequence of pictures and coded data structure |
CN101610413B (en) * | 2009-07-29 | 2011-04-27 | 清华大学 | Video coding/decoding method and device |
TW201116067A (en) * | 2009-10-27 | 2011-05-01 | Hon Hai Prec Ind Co Ltd | Video codec method, video encode device and video decode device |
US9288501B2 (en) * | 2011-03-08 | 2016-03-15 | Qualcomm Incorporated | Motion vector predictors (MVPs) for bi-predictive inter mode in video coding |
KR102259792B1 (en) * | 2012-07-02 | 2021-06-02 | 엘지전자 주식회사 | Method for decoding image and apparatus using same |
CN104692023B (en) * | 2014-11-28 | 2017-03-22 | 江苏丰东热技术股份有限公司 | Device for controlling conveying speed by using unpowered rollers |
CN106358041B (en) * | 2016-08-30 | 2019-05-10 | 北京奇艺世纪科技有限公司 | A kind of interframe prediction encoding method and device |
-
2016
- 2016-08-30 CN CN201610765403.4A patent/CN106358041B/en active Active
-
2017
- 2017-08-09 JP JP2019510423A patent/JP6781823B2/en active Active
- 2017-08-09 CA CA3028510A patent/CA3028510C/en active Active
- 2017-08-09 SG SG11201811472QA patent/SG11201811472QA/en unknown
- 2017-08-09 MY MYPI2018002705A patent/MY196896A/en unknown
- 2017-08-09 EP EP17845171.2A patent/EP3509303B1/en active Active
- 2017-08-09 KR KR1020187037514A patent/KR102148723B1/en active IP Right Grant
- 2017-08-09 WO PCT/CN2017/096641 patent/WO2018040869A1/en unknown
- 2017-08-09 US US16/313,601 patent/US10715820B2/en active Active
- 2017-08-09 AU AU2017317848A patent/AU2017317848B2/en active Active
- 2017-08-09 ES ES17845171T patent/ES2857857T3/en active Active
- 2017-08-25 TW TW106128993A patent/TWI655860B/en active
Also Published As
Publication number | Publication date |
---|---|
EP3509303B1 (en) | 2020-12-02 |
JP2019528634A (en) | 2019-10-10 |
CN106358041B (en) | 2019-05-10 |
TW201820870A (en) | 2018-06-01 |
US20190246119A1 (en) | 2019-08-08 |
JP6781823B2 (en) | 2020-11-04 |
WO2018040869A1 (en) | 2018-03-08 |
AU2017317848A1 (en) | 2019-01-24 |
US10715820B2 (en) | 2020-07-14 |
EP3509303A1 (en) | 2019-07-10 |
CA3028510A1 (en) | 2018-03-08 |
TWI655860B (en) | 2019-04-01 |
MY196896A (en) | 2023-05-09 |
KR102148723B1 (en) | 2020-08-28 |
KR20190013908A (en) | 2019-02-11 |
AU2017317848B2 (en) | 2020-04-30 |
ES2857857T3 (en) | 2021-09-29 |
EP3509303A4 (en) | 2019-07-10 |
CN106358041A (en) | 2017-01-25 |
CA3028510C (en) | 2022-05-31 |
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