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| 1 | /*
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| 2 | * RangeCoder
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| 3 | *
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| 4 | * Authors: Lasse Collin <lasse.collin@tukaani.org>
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| 5 | * Igor Pavlov <http://7-zip.org/>
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| 6 | *
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| 7 | * This file has been put into the public domain.
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| 8 | * You can do whatever you want with this file.
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| 9 | */
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| 10 |
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| 11 | package org.tukaani.xz.rangecoder;
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| 12 |
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| 13 | import java.util.Arrays;
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| 14 |
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| 15 | public abstract class RangeCoder {
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| 16 | static final int SHIFT_BITS = 8;
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| 17 | static final int TOP_MASK = 0xFF000000;
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| 18 | static final int BIT_MODEL_TOTAL_BITS = 11;
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| 19 | static final int BIT_MODEL_TOTAL = 1 << BIT_MODEL_TOTAL_BITS;
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| 20 | static final short PROB_INIT = (short)(BIT_MODEL_TOTAL / 2);
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| 21 | static final int MOVE_BITS = 5;
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| 22 |
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| 23 | public static final void initProbs(short[] probs) {
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| 24 | Arrays.fill(probs, PROB_INIT);
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| 25 | }
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| 26 | }
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