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Second International Workshop on Digital and Computational Video (DCV'01)
Hybrid Mesh-Based/Block-Based Motion Compensation Architecture
Tampa, Florida
February 08-February 09
ISBN: 0-7695-1110-4
Ahmed M. Shams, University of Louisiana at Lafayette
Mohamed A. Elgamel, University of Louisiana at Lafayette
Magdy A. Bayoumi, University of Louisiana at Lafayette
Mesh-Based model offers a lot of functionalities that the Block-Based model does not offer.While the Mesh-Based modes are suitable for patially continuous representation of in-plane rotations,zooms,and other motions that can be represented by parametric mappings,the Block-Based models perform better around motion boundaries.Therefore, a hybrid codec with Block-Based and Mesh-Based modes,which nicely complement each other,yields the best results over a wide range of video at low bitrates.This paper presents a low-power motion compensation architecture for video applications.It extends the traditional Block-Based video coders to incorporate the Mesh-Based model.Using a modified affine transform that reduces the complexity of the motion compensation also reduces the computational cost .
Citation:
Ahmed M. Shams, Mohamed A. Elgamel, Magdy A. Bayoumi, "Hybrid Mesh-Based/Block-Based Motion Compensation Architecture," dcv, pp.194, Second International Workshop on Digital and Computational Video (DCV'01), 2001
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