Motion Estimation Therefor; Processing Of Motion Vectors For Bandwidth Reduction Purposes (epo) Patents (Class 375/E7.104)
E Subclasses
- Global motion vector estimation (EPO) (Class 375/E7.106)
- Multiresolution or hierarchical method (EPO) (Class 375/E7.107)
- Multistep search method, e.g., 3-step, 2D-log, One-at-a-Time Search (OTS) (EPO) (Class 375/E7.108)
- Nonblock-based processing (EPO) (Class 375/E7.109)
- Sub-pixel accuracy (EPO) (Class 375/E7.113)
- Transform domain motion estimation (EPO) (Class 375/E7.114)
- Spatially constrained motion estimation, e.g., at image or region borders (EPO) (Class 375/E7.116)
- Dealing with occlusions (EPO) (Class 375/E7.117)
- Early exit, i.e., stopping a systematic computation based on a certain criteria, e.g., error magnitude is too large (EPO) (Class 375/E7.118)
- Search initialization, i.e., estimating a good candidate to initiate a search (EPO) (Class 375/E7.119)
- Padding, i.e., filling nonobject values in an arbitrary shaped block for motion estimation purposes (EPO) (Class 375/E7.12)
- Rate-distortion criteria (EPO) (Class 375/E7.121)
- Variable search window size or shape (EPO) (Class 375/E7.122)