Invention Grant
US08358698B2 Method and device for motion vector estimation in video transcoding using full-resolution residuals
有权
使用全分辨率残差的视频转码中运动矢量估计的方法和装置
- Patent Title: Method and device for motion vector estimation in video transcoding using full-resolution residuals
- Patent Title (中): 使用全分辨率残差的视频转码中运动矢量估计的方法和装置
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Application No.: US12684374Application Date: 2010-01-08
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Publication No.: US08358698B2Publication Date: 2013-01-22
- Inventor: Xun Shi , Xiang Yu , Dake He
- Applicant: Xun Shi , Xiang Yu , Dake He
- Applicant Address: CA Waterloo, Ontario
- Assignee: Research in Motion Limited
- Current Assignee: Research in Motion Limited
- Current Assignee Address: CA Waterloo, Ontario
- Agency: Rowand Intellectual Property Law
- Main IPC: H04B1/66
- IPC: H04B1/66 ; G06K9/46
Abstract:
A transcoder and method of transcoding in which inter-prediction frames of a downsampled video are encoded using downsampled full-resolution residuals in the rate-distortion analysis used to locate a motion vector for a given partition in the downsampled video.
Public/Granted literature
- US20110170597A1 METHOD AND DEVICE FOR MOTION VECTOR ESTIMATION IN VIDEO TRANSCODING USING FULL-RESOLUTION RESIDUALS Public/Granted day:2011-07-14
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