Invention Grant
- Patent Title: Method and apparatus for encoding and decoding an image with inter layer motion information prediction according to motion information compression scheme
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Application No.: US16013744Application Date: 2018-06-20
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Publication No.: US10582214B2Publication Date: 2020-03-03
- Inventor: Christophe Gisquet , Patrice Onno , Guillaume Laroche , Edouard Francois
- Applicant: CANON KABUSHIKI KAISHA
- Applicant Address: JP Tokyo
- Assignee: Canon Kabushiki Kaisha
- Current Assignee: Canon Kabushiki Kaisha
- Current Assignee Address: JP Tokyo
- Agency: Canon U.S.A., Inc. IP Division
- Priority: GB1306221.1 20130405
- Main IPC: H04N19/30
- IPC: H04N19/30 ; H04N19/52 ; H04N19/463 ; H04N19/31

Abstract:
The invention concerns a method, device, and computer program for motion vector prediction in scalable video encoder and decoder.It concerns the process to determine motion information predictor in the enhancement layer of a scalable encoding scheme also known as motion derivation process. It comprises a correction of the position in the reference layer used to pick-up the more relevant motion information available due to the compression scheme. Accordingly, motion information prediction is improved.
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