135 lines
1.7 KiB
PHP
135 lines
1.7 KiB
PHP
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// value of x for implementation of single pole low pass filter
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// in 32bit fixed integer calculation with coefficients
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// a0 = 1 - x
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// b1 = x
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// x = EXP(-(2*PI()*fc))
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// where fc is a value between 0.0 and 0.5 of the sampling rate (in this case 48KHz)
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//
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4290373254,
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4290100233,
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4289810996,
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4289504581,
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4288836083,
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4288471778,
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4288085843,
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4287676998,
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4286785064,
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4132999132,
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4113588682,
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3852481062,
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2560620544,
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1889758159,
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1526617863,
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1344982938,
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1255257551,
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1166718303,
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1079717790,
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994610846,
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831480728
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