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#!/bin/bash |
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gamma=$2 |
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[ gamma == '' ] && gamma=3 |
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mkdir tmp |
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convert -density 300 $1 tmp/output-%03d.jpg |
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convert tmp/output*.jpg -gamma ${gamma} tmp/final-%03d.jpg |
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# convert tmp/output*.jpg -level 0% tmp/final-%03d.jpg |
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convert tmp/final*.jpg new_$1 |
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