Motion and disparity estimation method, image synthesis method, and apparatus for implementing same methods
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United States of America Patent
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Jun 16, 1998
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app pub date -
Apr 13, 1995
filing date -
Apr 13, 1994
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Abstract
To achieve this, the invention has a base image frame memory for storing a base image, a reference image frame memory for storing a reference image, a block correlation computing circuit for computing block correlations and confidence measure for estimation by using a plurality of block sizes, a representative pixel correlation computing circuit, and an estimation integrating computing circuit for evaluating the reliability of the result of estimation by block matching on the basis of a luminance gradient, image noise, a minimum value of an evaluation yardstick for differences between blocks, and block size, and for integrating the results of estimation obtained with the plurality of block sizes.
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