Motion Estimation of Old Animation Video Using Multiresolution Approach Based on Wavelet Decomposition
نویسندگان
چکیده
منابع مشابه
Motion Estimation Based Video Stabilization for Old Animation Video Using Wavelet Transform
Video stabilization is one of the important techniques in video restoration researches. Restoration of visual quality in old animation video is necessary due to some artefacts occur since the making of the animation is involving hand-drawn pictures followed by capturing step by camera. These artefacts lead to the unsteadiness and image vibration of the animation scene even in steady condition o...
متن کاملA uniform transform domain video codec based on dual tree complex wavelet transform
This paper describes a uniform transform domain Video Codec where the motion estimation/compensation (ME) is performed in the transform domain. The estimation technique discussed here is a subpixel transform domain ME based on the Dual Tree Complex Wavelet Transform (DT CWT) and a maximum phase correlation technique. The DT CWT is a multiresolution fine-to-coarse bandpass filtered decomposition...
متن کاملBoundary Artifact Minimization on Best Matching Blocks in Wavelet-Based Video Compression
The widespread usage of digital videos calls for an intense need of video compression techniques to conserve storage space and minimize bandwidth utilization. Discrete wavelet transform (DWT) has manifested its intrinsic multiresolution and scalability advantages on image compressions without the annoying blocking artifacts. Thus, Motion estimation and motion compensation (MEMC) combined with w...
متن کاملInterframe coding using two-stage variable block-size multiresolution motion estimation and wavelet decomposition
In this paper, we propose a two-stage variable block-size multiresolution motion estimation (MRME) algorithm. In this algorithm, a method to reduce the amount of motion information is developed, and a bit allocation method minimizing the sum of the motion information and the prediction error is obtained in the wavelet transform domain. In the first stage of the proposed scheme, we utilize a set...
متن کاملAn Improved Motion Vector Estimation Approach for Video Error Concealment Based on the Video Scene Analysis
In order to enhance the accuracy of the motion vector (MV) estimation and also reduce the error propagation issue during the estimation, in this paper, a new adaptive error concealment (EC) approach is proposed based on the information extracted from the video scene. In this regard, the motion information of the video scene around the degraded MB is first analyzed to estimate the motion type of...
متن کاملذخیره در منابع من
با ذخیره ی این منبع در منابع من، دسترسی به آن را برای استفاده های بعدی آسان تر کنید
عنوان ژورنال:
دوره شماره
صفحات -
تاریخ انتشار 2011