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< > BotCompany Repo | #1026891 // Audio Input Autocorrelation Test

JavaX source code (Dynamic Module) [tags: use-pretranspiled] - run with: Stefan's OS

Uses 911K of libraries. Click here for Pure Java version (4681L/24K).

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!7
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cmodule AudioInputCorrelationTest > DynPrintLogAndEnabled {
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  double windowSize = 1; // milliseconds
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  transient short[] buffer;
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  start {
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    dm_addAudioListener(voidfunc(short[] data) enter {
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      if (!enabled) ret;
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      buffer = cloneArray(data);
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      dm_q(r {
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        if (q.size() > 2) ret with print("overload");
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        short[] buf = buffer;
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        Float sampleRate = dm_audioInputSampleRate();
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        if (sampleRate == null) ret;
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        int windowLength = msToSamples_int(windowSize, sampleRate);
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        //printWithMilliseconds("Window length (" + sampleRate + "): " + windowLength);
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        new L<Double> l;
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        for (IntRange r : intRangeChunks(data, windowLength))
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          l.add(normalizedAutocorrelationOfAudioSamples(data, r));
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        double result = doubleAverage(l);
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        print(iround(result) + ", max=" + iround(doubleMax(l)) + " " + takeFirst(5, l));
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      });
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    });
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  }
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}

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Snippet ID: #1026891
Snippet name: Audio Input Autocorrelation Test
Eternal ID of this version: #1026891/21
Text MD5: 95ecb94107eec14b38bdfb3080185d58
Transpilation MD5: e52005d4ca8cf20ecaf73269fd6db09f
Author: stefan
Category: javax / audio
Type: JavaX source code (Dynamic Module)
Public (visible to everyone): Yes
Archived (hidden from active list): No
Created/modified: 2020-02-02 15:40:46
Source code size: 944 bytes / 27 lines
Pitched / IR pitched: No / No
Views / Downloads: 279 / 602
Version history: 20 change(s)
Referenced in: [show references]