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9 lines
246 B
9 lines
246 B
14 years ago
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signed short decode(unsigned char t)
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{
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int exp = 0x8 - (0x7 & (t >> 4));
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int base = (0x1 << (exp+ 5)) - 34;
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int step = 0x1 << exp;
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signed short ret = base - step * (0xf & t);
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ret = -ret - 1 + (2 * ret + 1) * (t >> 7);
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return ret;
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}
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