A transformation process is applied by the picture transformation/generator to various portions of the reduced size picture output from the second block generating unit, and a plurality of transform block pictures are {HEAD ~ output} to {TAIL ~ the similar block search} means 
A transformation process is applied by the picture transformation / generator to various portions of the reduced size picture output from the second block generating unit , and a plurality of transform block pictures are { HEAD ~ output } to { TAIL ~ the similar block search } means
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