CN110832859A - 一种基于模板匹配的解码方法及装置 - Google Patents
一种基于模板匹配的解码方法及装置 Download PDFInfo
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- CN110832859A CN110832859A CN201780092906.2A CN201780092906A CN110832859A CN 110832859 A CN110832859 A CN 110832859A CN 201780092906 A CN201780092906 A CN 201780092906A CN 110832859 A CN110832859 A CN 110832859A
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- H04N19/44—Decoders specially adapted therefor, e.g. video decoders which are asymmetric with respect to the encoder
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- 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
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- 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
- H04N19/109—Selection of coding mode or of prediction mode among a plurality of temporal predictive coding modes
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- H—ELECTRICITY
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- 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
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- 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
- H04N19/154—Measured or subjectively estimated visual quality after decoding, e.g. measurement of distortion
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- 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
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- 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
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- 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
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- H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
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- 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
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Abstract
本发明公开了一种基于模板匹配的解码方法,其特征在于,包括:获取预测方向标识和当前图像块的编码数据;在所述预测方向标识的值表示所述当前图像块的编码数据根据当前图像块的第一运动信息列表以及当前图像块的第二运动信息列表对所述当前图像块进行双向预测得到时,确定所述当前图像块的第一运动信息列表和所述当前图像块的第二运动信息列表;根据所述第一运动信息列表,确定第一运动信息;根据所述第二运动信息列表,确定第二运动信息;根据所述第一运动信息、所述第二运动信息和所述当前图像块的编码数据,得到所述当前图像块的重建图像块。使用本发明提供的方案,可以提高解码的性能并降低解码的计算复杂度。
Description
PCT国内申请,说明书已公开。
Claims (44)
- PCT国内申请,权利要求书已公开。
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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PCT/CN2017/092514 WO2019010634A1 (zh) | 2017-07-11 | 2017-07-11 | 一种基于模板匹配的解码方法及装置 |
Publications (2)
Publication Number | Publication Date |
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CN110832859A true CN110832859A (zh) | 2020-02-21 |
CN110832859B CN110832859B (zh) | 2022-02-25 |
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CN201780092906.2A Active CN110832859B (zh) | 2017-07-11 | 2017-07-11 | 一种基于模板匹配的解码方法及装置 |
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US (1) | US20200145653A1 (zh) |
EP (1) | EP3644608A4 (zh) |
CN (1) | CN110832859B (zh) |
WO (1) | WO2019010634A1 (zh) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114666600A (zh) * | 2022-02-14 | 2022-06-24 | 北京大学 | 基于不规则模板的数据编码方法、装置、电子设备及介质 |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
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US11412253B2 (en) * | 2020-02-24 | 2022-08-09 | Alibaba Group Holding Limited | Methods for combining decoder side motion vector refinement with wrap-around motion compensation |
Citations (6)
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WO2011069831A1 (en) * | 2009-12-10 | 2011-06-16 | Thomson Licensing | Method and apparatus for coding and decoding an image block |
CN102215386A (zh) * | 2010-04-09 | 2011-10-12 | 华为技术有限公司 | 视频图像块处理方法及装置 |
CN102474622A (zh) * | 2009-07-02 | 2012-05-23 | 高通股份有限公司 | 用于视频译码的模板匹配 |
CN105530516A (zh) * | 2010-01-15 | 2016-04-27 | 联发科技股份有限公司 | 解码端运动向量导出方法 |
WO2017036414A1 (en) * | 2015-09-02 | 2017-03-09 | Mediatek Inc. | Method and apparatus of decoder side motion derivation for video coding |
CN106604035A (zh) * | 2017-01-22 | 2017-04-26 | 北京君泊网络科技有限责任公司 | 一种用于视频编码和压缩的运动估计的方法 |
Family Cites Families (5)
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EP2269379B1 (en) * | 2008-04-11 | 2019-02-27 | InterDigital Madison Patent Holdings | Methods and apparatus for template matching prediction (tmp) in video encoding and decoding |
KR101379186B1 (ko) * | 2009-08-21 | 2014-04-10 | 에스케이 텔레콤주식회사 | 인트라 예측 부호화/복호화 방법 및 장치 |
TWI566586B (zh) * | 2009-10-20 | 2017-01-11 | 湯姆生特許公司 | 一序列形象的現時區塊之寫碼方法和重建方法 |
US8995527B2 (en) * | 2010-02-19 | 2015-03-31 | Qualcomm Incorporated | Block type signalling in video coding |
US11330284B2 (en) * | 2015-03-27 | 2022-05-10 | Qualcomm Incorporated | Deriving motion information for sub-blocks in video coding |
-
2017
- 2017-07-11 CN CN201780092906.2A patent/CN110832859B/zh active Active
- 2017-07-11 WO PCT/CN2017/092514 patent/WO2019010634A1/zh unknown
- 2017-07-11 EP EP17917349.7A patent/EP3644608A4/en active Pending
-
2020
- 2020-01-09 US US16/738,996 patent/US20200145653A1/en not_active Abandoned
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CN102474622A (zh) * | 2009-07-02 | 2012-05-23 | 高通股份有限公司 | 用于视频译码的模板匹配 |
WO2011069831A1 (en) * | 2009-12-10 | 2011-06-16 | Thomson Licensing | Method and apparatus for coding and decoding an image block |
US20120320982A1 (en) * | 2009-12-10 | 2012-12-20 | Thomson Licensing | Method for coding and method for reconstruction of a block of an image |
CN105530516A (zh) * | 2010-01-15 | 2016-04-27 | 联发科技股份有限公司 | 解码端运动向量导出方法 |
CN102215386A (zh) * | 2010-04-09 | 2011-10-12 | 华为技术有限公司 | 视频图像块处理方法及装置 |
WO2017036414A1 (en) * | 2015-09-02 | 2017-03-09 | Mediatek Inc. | Method and apparatus of decoder side motion derivation for video coding |
CN106604035A (zh) * | 2017-01-22 | 2017-04-26 | 北京君泊网络科技有限责任公司 | 一种用于视频编码和压缩的运动估计的方法 |
Non-Patent Citations (1)
Title |
---|
XU CHEN等: "EE3: Decoder-Side Motion Vector Refinement Based on Bilateral Template Matching", 《JOINT VIDEO EXPLORATION TEAM (JVET) OF ITU-T SG 16 WP 3 AND ISO/IEC JTC 1/SC 29/WG 11》 * |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114666600A (zh) * | 2022-02-14 | 2022-06-24 | 北京大学 | 基于不规则模板的数据编码方法、装置、电子设备及介质 |
Also Published As
Publication number | Publication date |
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CN110832859B (zh) | 2022-02-25 |
EP3644608A1 (en) | 2020-04-29 |
EP3644608A4 (en) | 2020-06-10 |
US20200145653A1 (en) | 2020-05-07 |
WO2019010634A1 (zh) | 2019-01-17 |
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